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Commit d7e747318f4d04 ("Eliminate make_cleanup_ui_file_delete / make
ui_file a class hierarchy") regressed the TUI's command window.
Newlines miss doing a "carriage return", resulting in output like:
~~~~~~~~~~~~~~~~~~
(gdb) helpList of classes of commands:
aliases -- Aliases of other commands
breakpoints -- Making program stop at certain points
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Before the commit mentioned above, the default ui_file->to_write
implementation had a hack that would defer into the ui_file->to_fputs
method. The TUI's ui_file did not implement the to_write method, so
all writes would end up going to the ncurses window via tui_file_fputs
-> tui_puts.
After the commit above, the hack is gone, but the TUI's ui_file still
does not implement the ui_file::write method. Since tui_file inherits
from stdio_file, writing to a tui_file ends up doing fwrite on the
FILE stream the TUI is "associated" with, via stdio_file::write,
instead of writing to the ncurses window.
The fix is to have tui_file override the "write" method.
New test included.
gdb/ChangeLog:
2017-03-08 Pedro Alves <palves@redhat.com>
PR tui/21216
* tui/tui-file.c (tui_file::write): New.
* tui/tui-file.h (tui_file): Override "write".
* tui/tui-io.c (do_tui_putc, update_start_line): New functions,
factored out from ...
(tui_puts): ... here.
(tui_putc): Use them.
(tui_write): New function.
* tui/tui-io.h (tui_write): Declare.
gdb/testsuite/ChangeLog:
2017-03-08 Pedro Alves <palves@redhat.com>
PR tui/21216
* gdb.tui/tui-nl-filtered-output.exp: New file.
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Commit d7e747318f4d04 ("Eliminate make_cleanup_ui_file_delete / make
ui_file a class hierarchy") introduced a problem when using "layout
regs", that leads gdb to crash when issuing:
./gdb ./a.out -ex 'layout regs' -ex start
From the backtrace, it's caused by this 'delete' on tui_restore_gdbout():
(gdb) bt
#0 0x00007ffff6b962b2 in free () from /lib64/libc.so.6
#1 0x000000000059fa47 in tui_restore_gdbout (ui=0x22997b0) at ../../gdb/tui/tui-regs.c:714
#2 0x0000000000619996 in do_my_cleanups (pmy_chain=pmy_chain@entry=0x1e08320 <cleanup_chain>, old_chain=old_chain@entry=0x235b4b0) at ../../gdb/common/cleanups.c:154
#3 0x0000000000619b1d in do_cleanups (old_chain=old_chain@entry=0x235b4b0) at ../../gdb/common/cleanups.c:176
#4 0x000000000059fb0d in tui_register_format (frame=frame@entry=0x22564e0, regnum=regnum@entry=0) at ../../gdb/tui/tui-regs.c:747
#5 0x000000000059ffeb in tui_get_register (data=0x2434d18, changedp=0x0, regnum=0, frame=0x22564e0) at ../../gdb/tui/tui-regs.c:768
#6 tui_show_register_group (refresh_values_only=<optimized out>, frame=0x22564e0, group=0x1e09250 <general_group>) at ../../gdb/tui/tui-regs.c:287
#7 tui_show_registers (group=0x1e09250 <general_group>) at ../../gdb/tui/tui-regs.c:156
#8 0x00000000005a07cf in tui_check_register_values (frame=frame@entry=0x22564e0) at ../../gdb/tui/tui-regs.c:496
#9 0x00000000005a3e65 in tui_check_data_values (frame=frame@entry=0x22564e0) at ../../gdb/tui/tui-windata.c:232
#10 0x000000000059cf65 in tui_refresh_frame_and_register_information (registers_too_p=1) at ../../gdb/tui/tui-hooks.c:156
#11 0x00000000006d5c05 in generic_observer_notify (args=0x7fffffffdbe0, subject=<optimized out>) at ../../gdb/observer.c:167
#12 observer_notify_normal_stop (bs=<optimized out>, print_frame=print_frame@entry=1) at ./observer.inc:61
#13 0x00000000006a6409 in normal_stop () at ../../gdb/infrun.c:8364
#14 0x00000000006af8f5 in fetch_inferior_event (client_data=<optimized out>) at ../../gdb/infrun.c:3990
#15 0x000000000066f0fd in gdb_wait_for_event (block=block@entry=0) at ../../gdb/event-loop.c:859
#16 0x000000000066f237 in gdb_do_one_event () at ../../gdb/event-loop.c:322
#17 0x000000000066f386 in gdb_do_one_event () at ../../gdb/event-loop.c:353
#18 0x00000000007411bc in wait_sync_command_done () at ../../gdb/top.c:570
#19 0x0000000000741426 in maybe_wait_sync_command_done (was_sync=0) at ../../gdb/top.c:587
#20 execute_command (p=<optimized out>, p@entry=0x7fffffffe43a "start", from_tty=from_tty@entry=1) at ../../gdb/top.c:676
#21 0x00000000006c2048 in catch_command_errors (command=0x741200 <execute_command(char*, int)>, arg=0x7fffffffe43a "start", from_tty=1) at ../../gdb/main.c:376
#22 0x00000000006c2b60 in captured_main_1 (context=0x7fffffffde70) at ../../gdb/main.c:1119
#23 captured_main (data=0x7fffffffde70) at ../../gdb/main.c:1140
#24 gdb_main (args=args@entry=0x7fffffffdf90) at ../../gdb/main.c:1158
#25 0x0000000000408cf5 in main (argc=<optimized out>, argv=<optimized out>) at ../../gdb/gdb.c:32
(gdb) f 1
#1 0x000000000059fa47 in tui_restore_gdbout (ui=0x22997b0) at ../../gdb/tui/tui-regs.c:714
714 delete gdb_stdout;
The problem is simply that the commit mentioned above made the ui_file
that gdb_stdout is temporarily set to be a stack-allocated
string_file, while before it used to be a heap-allocated ui_file. The
fix is simply to remove the now-incorrect delete.
New test included, which exercises enabling all TUI layouts, with and
without execution. (This particular crash only triggers with
execution.)
gdb/ChangeLog:
2017-03-07 Pedro Alves <palves@redhat.com>
* tui/tui-regs.c (tui_restore_gdbout): Don't delete gdb_stdout.
gdb/testsuite/ChangeLog:
2017-03-07 Pedro Alves <palves@redhat.com>
* gdb.base/tui-layout.c: New file.
* gdb.base/tui-layout.exp: New file.
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- The interp->data field disappears, since we can put data in the
interpreter directly now. The "init" method remains in place, but
it now returns void.
- A few places check if the interpreter method is NULL before calling
it, and also check whether the method returns true/false. For some
of those methods, all current implementations always return true.
In those cases, this commit makes the C++-fied method return void
instead and cleans up the callers.
Tested on x86_64 Fedora 23.
gdb/ChangeLog:
2017-02-03 Pedro Alves <palves@redhat.com>
* cli/cli-interp.c (cli_interp_base::cli_interp_base)
(cli_interp_base::~cli_interp_base): New.
(cli_interp): New struct.
(as_cli_interp): Cast the interp itself to cli_interp.
(cli_interpreter_pre_command_loop): Rename to ...
(cli_interp_base::pre_command_loop): ... this. Remove 'self'
parameter.
(cli_interpreter_init): Rename to ...
(cli_interp::init): ... this. Remove 'self' parameter. Use
boolean. Make extern.
(cli_interpreter_resume): Rename to ...
(cli_interp::resume): ... this. Remove 'data' parameter. Make
extern.
(cli_interpreter_suspend): Rename to ...
(cli_interp::suspend): ... this. Remove 'data' parameter. Make
extern.
(cli_interpreter_exec): Rename to ...
(cli_interp::exec): ... this. Remove 'data' parameter. Make
extern.
(cli_interpreter_supports_command_editing): Rename to ...
(cli_interp_base::supports_command_editing): ... this. Remove
'interp' parameter. Make extern.
(cli_ui_out): Rename to ...
(cli_interp::interp_ui_out): ... this. Remove 'interp' parameter.
Make extern.
(cli_set_logging): Rename to ...
(cli_interp_base::set_logging): ... this. Remove 'interp'
parameter. Make extern.
(cli_interp_procs): Delete.
(cli_interp_factory): Adjust to use "new".
* cli/cli-interp.h: Include "interps.h".
(struct cli_interp_base): New struct.
* interps.c (struct interp): Delete. Fields moved to interps.h.
(interp_new): Delete.
(interp::interp, interp::~interp): New.
(interp_set): Use bool, and return void. Assume the interpreter
has suspend, init and resume methods, and that the all return
void.
(set_top_level_interpreter): interp_set returns void.
(interp_ui_out): Adapt.
(current_interp_set_logging): Adapt.
(interp_data): Delete.
(interp_pre_command_loop, interp_supports_command_editing): Adapt.
(interp_exec): Adapt.
(top_level_interpreter_data): Delete.
* interps.h (interp_init_ftype, interp_resume_ftype)
(interp_suspend_ftype, interp_exec_ftype)
(interp_pre_command_loop_ftype, interp_ui_out_ftype): Delete.
(class interp): New.
(interp_new): Delete.
(interp_set): Now returns void. Use bool.
(interp_data, top_level_interpreter_data): Delete.
* mi/mi-common.h: Include interps.h.
(class mi_interp): Inherit from interp. Define a ctor. Declare
init, resume, suspect, exec, interp_ui_out, set_logging and
pre_command_loop methods.
* mi/mi-interp.c (as_mi_interp): Cast the interp itself.
(mi_interpreter_init): Rename to ...
(mi_interp::init): ... this. Remove the 'interp' parameter, use
bool, return void and make extern. Adjust.
(mi_interpreter_resume): ... Rename to ...
(mi_interp::resume): ... this. Remove the 'data' parameter,
return void and make extern. Adjust.
(mi_interpreter_suspend): ... Rename to ...
(mi_interp::suspend): ... this. Remove the 'data' parameter,
return void and make extern. Adjust.
(mi_interpreter_exec): ... Rename to ...
(mi_interp::exec): ... this. Remove the 'data' parameter and make
extern. Adjust.
(mi_interpreter_pre_command_loop): ... Rename to ...
(mi_interp::pre_command_loop): ... this. Remove the 'self'
parameter and make extern.
(mi_on_normal_stop_1): Adjust.
(mi_ui_out): Rename to ...
(mi_interp::interp_ui_out): ... this. Remove the 'interp'
parameter and make extern. Adjust.
(mi_set_logging): Rename to ...
(mi_interp::set_logging): ... this. Remove the 'interp'
parameter and make extern. Adjust.
(mi_interp_procs): Delete.
(mi_interp_factory): Adjust to use 'new'.
* mi/mi-main.c (mi_cmd_gdb_exit, captured_mi_execute_command)
(mi_print_exception, mi_execute_command, mi_load_progress):
Adjust.
* tui/tui-interp.c (tui_interp): New class.
(as_tui_interp): Return a tui_interp pointer.
(tui_on_normal_stop, tui_on_signal_received)
(tui_on_end_stepping_range, tui_on_signal_exited, tui_on_exited)
(tui_on_no_history, tui_on_user_selected_context_changed): Adjust
to use interp::interp_ui_out.
(tui_init): Rename to ...
(tui_interp::init): ... this. Remove the 'self' parameter, use
bool, return void and make extern. Adjust.
(tui_resume): Rename to ...
(tui_interp::resume): ... this. Remove the 'data' parameter,
return void and make extern. Adjust.
(tui_suspend): Rename to ...
(tui_interp::suspend): ... this. Remove the 'data' parameter,
return void and make extern. Adjust.
(tui_ui_out): Rename to ...
(tui_interp::interp_ui_out): ... this. Remove the 'self'
parameter, and make extern. Adjust.
(tui_exec): Rename to ...
(tui_interp::exec): ... this. Remove the 'data' parameter and
make extern.
(tui_interp_procs): Delete.
(tui_interp_factory): Use "new".
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This patch gets rid of this hack in mi_set_logging:
/* The tee created already is based on gdb_stdout, which for MI
is a console and so we end up in an infinite loop of console
writing to ui_file writing to console etc. So discard the
existing tee (it hasn't been used yet, and MI won't ever use
it), and create one based on raw_stdout instead. */
By pushing down responsibility for the tee creation to the
interpreter. I.e., pushing the CLI bits out of handle_redirections
down to the CLI interpreter's set_logging_proc method.
This fixes a few leaks that I spotted, and then confirmed with
"valgrind --leak-check=full":
[...]
==21429== 56 (32 direct, 24 indirect) bytes in 1 blocks are definitely lost in loss record 30,243 of 34,980
==21429== at 0x4C29216: operator new(unsigned long) (vg_replace_malloc.c:334)
==21429== by 0x62D9A9: mi_set_logging(interp*, int, ui_file*, ui_file*) (mi-interp.c:1395)
==21429== by 0x810B8A: current_interp_set_logging(int, ui_file*, ui_file*) (interps.c:360)
==21429== by 0x61C537: handle_redirections(int) (cli-logging.c:162)
==21429== by 0x61C6EC: set_logging_on(char*, int) (cli-logging.c:190)
==21429== by 0x6163BE: do_cfunc(cmd_list_element*, char*, int) (cli-decode.c:105)
==21429== by 0x6193C1: cmd_func(cmd_list_element*, char*, int) (cli-decode.c:1913)
==21429== by 0x8DB790: execute_command(char*, int) (top.c:674)
==21429== by 0x632AE6: mi_execute_cli_command(char const*, int, char const*) (mi-main.c:2343)
==21429== by 0x6329BA: mi_cmd_execute(mi_parse*) (mi-main.c:2306)
==21429== by 0x631E19: captured_mi_execute_command(ui_out*, mi_parse*) (mi-main.c:1998)
==21429== by 0x632389: mi_execute_command(char const*, int) (mi-main.c:2163)
==21429==
[...]
==26635== 24 bytes in 1 blocks are definitely lost in loss record 20,740 of 34,995
==26635== at 0x4C29216: operator new(unsigned long) (vg_replace_malloc.c:334)
==26635== by 0x61C355: handle_redirections(int) (cli-logging.c:131)
==26635== by 0x61C6EC: set_logging_on(char*, int) (cli-logging.c:190)
==26635== by 0x6163BE: do_cfunc(cmd_list_element*, char*, int) (cli-decode.c:105)
==26635== by 0x6193C1: cmd_func(cmd_list_element*, char*, int) (cli-decode.c:1913)
==26635== by 0x8DB7BC: execute_command(char*, int) (top.c:674)
==26635== by 0x7B9132: command_handler(char*) (event-top.c:590)
==26635== by 0x7B94F7: command_line_handler(char*) (event-top.c:780)
==26635== by 0x7B8ABB: gdb_rl_callback_handler(char*) (event-top.c:213)
==26635== by 0x933CE9: rl_callback_read_char (callback.c:220)
==26635== by 0x7B89ED: gdb_rl_callback_read_char_wrapper_noexcept() (event-top.c:175)
==26635== by 0x7B8A49: gdb_rl_callback_read_char_wrapper(void*) (event-top.c:192)
One is fixed by transfering ownership of the log file to the tee. In
pseudo-patch, since the code was moved at the same time:
- out = new tee_file (curr_output, false, logfile.get (), false);
+ out = new tee_file (curr_output, false, logfile.get (), true);
The other is this bit in mi_set_logging:
else
{
+ delete mi->raw_stdout;
I tried to split the leak fixes to a smaller preparatory patch, but
that was difficult exactly because of the tee hack in
handle_redirections -> mi_set_logging.
gdb/ChangeLog:
2017-02-02 Pedro Alves <palves@redhat.com>
* cli/cli-interp.c (struct saved_output_files, saved_output):
Moved from cli/cli-logging.c.
(cli_set_logging): New function.
(cli_interp_procs): Install cli_set_logging.
* cli/cli-interp.h (make_logging_output, cli_set_logging):
Declare.
* cli/cli-logging.c (struct saved_output_files, saved_output):
Moved to cli/cli-interp.c.
(pop_output_files): Don't save outputs here.
(make_logging_output): New function.
(handle_redirections): Don't build tee nor save previous outputs
here.
* interps.c (current_interp_set_logging): Change prototype.
Assume there's always a set_logging_proc method installed.
* interps.h (interp_set_logging_ftype): Change prototype.
(current_interp_set_logging): Change prototype and adjust comment.
* mi/mi-interp.c (mi_set_logging): Change protototype. Adjust to
use make_logging_output.
* tui/tui-interp.c (tui_interp_procs): Install cli_set_logging.
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This patch starts from the desire to eliminate
make_cleanup_ui_file_delete, but then goes beyond. It makes ui_file &
friends a real C++ class hierarchy, and switches temporary
ui_file-like objects to stack-based allocation.
- mem_fileopen -> string_file
mem_fileopen is replaced with a new string_file class that is treated
as a value class created on the stack. This alone eliminates most
make_cleanup_ui_file_delete calls, and, simplifies code a whole lot
(diffstat shows around 1k loc dropped.)
string_file's internal buffer is a std::string, thus the "string" in
the name. This simplifies the implementation much, compared to
mem_fileopen, which managed growing its internal buffer manually.
- ui_file_as_string, ui_file_strdup, ui_file_obsavestring all gone
The new string_file class has a string() method that provides direct
writable access to the internal std::string buffer. This replaced
ui_file_as_string, which forced a copy of the same data the stream had
inside. With direct access via a writable reference, we can instead
move the string out of the string_stream, avoiding deep string
copying.
Related, ui_file_xstrdup calls are replaced with xstrdup'ping the
stream's string, and ui_file_obsavestring is replaced by
obstack_copy0.
With all those out of the way, getting rid of the weird ui_file_put
mechanism was possible.
- New ui_file::printf, ui_file::puts, etc. methods
These simplify / clarify client code. I considered splitting
client-code changes, like these, e.g.:
- stb = mem_fileopen ();
- fprintf_unfiltered (stb, "%s%s%s",
- _("The valid values are:\n"),
- regdesc,
- _("The default is \"std\"."));
+ string_file stb;
+ stb.printf ("%s%s%s",
+ _("The valid values are:\n"),
+ regdesc,
+ _("The default is \"std\"."));
In two steps, with the first step leaving fprintf_unfiltered (etc.)
calls in place, and only afterwards do a pass to change all those to
call stb.printf etc.. I didn't do that split, because (when I tried),
it turned out to be pointless make-work: the first pass would have to
touch the fprintf_unfiltered line anyway, to replace "stb" with
"&stb".
- gdb_fopen replaced with stack-based objects
This avoids the need for cleanups or unique_ptr's. I.e., this:
struct ui_file *file = gdb_fopen (filename, "w");
if (filename == NULL)
perror_with_name (filename);
cleanups = make_cleanup_ui_file_delete (file);
// use file.
do_cleanups (cleanups);
is replaced with this:
stdio_file file;
if (!file.open (filename, "w"))
perror_with_name (filename);
// use file.
- odd contorsions in null_file_write / null_file_fputs around when to
call to_fputs / to_write eliminated.
- Global null_stream object
A few places that were allocating a ui_file in order to print to
"nowhere" are adjusted to instead refer to a new 'null_stream' global
stream.
- TUI's tui_sfileopen eliminated. TUI's ui_file much simplified
The TUI's ui_file was serving a dual purpose. It supported being used
as string buffer, and supported being backed by a stdio FILE. The
string buffer part is gone, replaced by using of string_file. The
'FILE *' support is now much simplified, by making the TUI's ui_file
inherit from stdio_file.
gdb/ChangeLog:
2017-02-02 Pedro Alves <palves@redhat.com>
* ada-lang.c (type_as_string): Use string_file.
* ada-valprint.c (ada_print_floating): Use string_file.
* ada-varobj.c (ada_varobj_scalar_image)
(ada_varobj_get_value_image): Use string_file.
* aix-thread.c (aix_thread_extra_thread_info): Use string_file.
* arm-tdep.c (_initialize_arm_tdep): Use string_printf.
* breakpoint.c (update_inserted_breakpoint_locations)
(insert_breakpoint_locations, reattach_breakpoints)
(print_breakpoint_location, print_one_detail_ranged_breakpoint)
(print_it_watchpoint): Use string_file.
(save_breakpoints): Use stdio_file.
* c-exp.y (oper): Use string_file.
* cli/cli-logging.c (set_logging_redirect): Use ui_file_up and
tee_file.
(pop_output_files): Use delete.
(handle_redirections): Use stdio_file and tee_file.
* cli/cli-setshow.c (do_show_command): Use string_file.
* compile/compile-c-support.c (c_compute_program): Use
string_file.
* compile/compile-c-symbols.c (generate_vla_size): Take a
'string_file &' instead of a 'ui_file *'.
(generate_c_for_for_one_variable): Take a 'string_file &' instead
of a 'ui_file *'. Use string_file.
(generate_c_for_variable_locations): Take a 'string_file &'
instead of a 'ui_file *'.
* compile/compile-internal.h (generate_c_for_for_one_variable):
Take a 'string_file &' instead of a 'ui_file *'.
* compile/compile-loc2c.c (push, pushf, unary, binary)
(print_label, pushf_register_address, pushf_register)
(do_compile_dwarf_expr_to_c): Take a 'string_file &' instead of a
'ui_file *'. Adjust.
* compile/compile.c (compile_to_object): Use string_file.
* compile/compile.h (compile_dwarf_expr_to_c)
(compile_dwarf_bounds_to_c): Take a 'string_file &' instead of a
'ui_file *'.
* cp-support.c (inspect_type): Use string_file and obstack_copy0.
(replace_typedefs_qualified_name): Use string_file and
obstack_copy0.
* disasm.c (gdb_pretty_print_insn): Use string_file.
(gdb_disassembly): Adjust reference the null_stream global.
(do_ui_file_delete): Delete.
(gdb_insn_length): Use null_stream.
* dummy-frame.c (maintenance_print_dummy_frames): Use stdio_file.
* dwarf2loc.c (dwarf2_compile_property_to_c)
(locexpr_generate_c_location, loclist_generate_c_location): Take a
'string_file &' instead of a 'ui_file *'.
* dwarf2loc.h (dwarf2_compile_property_to_c): Likewise.
* dwarf2read.c (do_ui_file_peek_last): Delete.
(dwarf2_compute_name): Use string_file.
* event-top.c (gdb_setup_readline): Use stdio_file.
* gdbarch.sh (verify_gdbarch): Use string_file.
* gdbtypes.c (safe_parse_type): Use null_stream.
* guile/scm-breakpoint.c (gdbscm_breakpoint_commands): Use
string_file.
* guile/scm-disasm.c (gdbscm_print_insn_from_port): Take a
'string_file *' instead of a 'ui_file *'.
(gdbscm_arch_disassemble): Use string_file.
* guile/scm-frame.c (frscm_print_frame_smob): Use string_file.
* guile/scm-ports.c (class ioscm_file_port): Now a class that
inherits from ui_file.
(ioscm_file_port_delete, ioscm_file_port_rewind)
(ioscm_file_port_put): Delete.
(ioscm_file_port_write): Rename to ...
(ioscm_file_port::write): ... this. Remove file_port_magic
checks.
(ioscm_file_port_new): Delete.
(ioscm_with_output_to_port_worker): Use ioscm_file_port and
ui_file_up.
* guile/scm-type.c (tyscm_type_name): Use string_file.
* guile/scm-value.c (vlscm_print_value_smob, gdbscm_value_print):
Use string_file.
* infcmd.c (print_return_value_1): Use string_file.
* infrun.c (print_target_wait_results): Use string_file.
* language.c (add_language): Use string_file.
* location.c (explicit_to_string_internal): Use string_file.
* main.c (captured_main_1): Use null_file.
* maint.c (maintenance_print_architecture): Use stdio_file.
* mi/mi-cmd-stack.c (list_arg_or_local): Use string_file.
* mi/mi-common.h (struct mi_interp) <out, err, log, targ,
event_channel>: Change type to mi_console_file pointer.
* mi/mi-console.c (mi_console_file_fputs, mi_console_file_flush)
(mi_console_file_delete): Delete.
(struct mi_console_file): Delete.
(mi_console_file_magic): Delete.
(mi_console_file_new): Delete.
(mi_console_file::mi_console_file): New.
(mi_console_file_delete): Delete.
(mi_console_file_fputs): Delete.
(mi_console_file::write): New.
(mi_console_raw_packet): Delete.
(mi_console_file::flush): New.
(mi_console_file_flush): Delete.
(mi_console_set_raw): Rename to ...
(mi_console_file::set_raw): ... this.
* mi/mi-console.h (class mi_console_file): New class.
(mi_console_file_new, mi_console_set_raw): Delete.
* mi/mi-interp.c (mi_interpreter_init): Use mi_console_file.
(mi_set_logging): Use delete and tee_file. Adjust.
* mi/mi-main.c (output_register): Use string_file.
(mi_cmd_data_evaluate_expression): Use string_file.
(mi_cmd_data_read_memory): Use string_file.
(mi_cmd_execute, print_variable_or_computed): Use string_file.
* mi/mi-out.c (mi_ui_out::main_stream): New.
(mi_ui_out::rewind): Use main_stream and
string_file.
(mi_ui_out::put): Use main_stream and string_file.
(mi_ui_out::mi_ui_out): Remove 'stream' parameter.
Allocate a 'string_file' instead.
(mi_out_new): Don't allocate a mem_fileopen stream here.
* mi/mi-out.h (mi_ui_out::mi_ui_out): Remove 'stream' parameter.
(mi_ui_out::main_stream): Declare method.
* printcmd.c (eval_command): Use string_file.
* psymtab.c (maintenance_print_psymbols): Use stdio_file.
* python/py-arch.c (archpy_disassemble): Use string_file.
* python/py-breakpoint.c (bppy_get_commands): Use string_file.
* python/py-frame.c (frapy_str): Use string_file.
* python/py-framefilter.c (py_print_type, py_print_single_arg):
Use string_file.
* python/py-type.c (typy_str): Use string_file.
* python/py-unwind.c (unwind_infopy_str): Use string_file.
* python/py-value.c (valpy_str): Use string_file.
* record-btrace.c (btrace_insn_history): Use string_file.
* regcache.c (regcache_print): Use stdio_file.
* reggroups.c (maintenance_print_reggroups): Use stdio_file.
* remote.c (escape_buffer): Use string_file.
* rust-lang.c (rust_get_disr_info): Use string_file.
* serial.c (serial_open_ops_1): Use stdio_file.
(do_serial_close): Use delete.
* stack.c (print_frame_arg): Use string_file.
(print_frame_args): Remove local mem_fileopen stream, not used.
(print_frame): Use string_file.
* symmisc.c (maintenance_print_symbols): Use stdio_file.
* symtab.h (struct symbol_computed_ops) <generate_c_location>:
Take a 'string_file *' instead of a 'ui_file *'.
* top.c (new_ui): Use stdio_file and stderr_file.
(free_ui): Use delete.
(execute_command_to_string): Use string_file.
(quit_confirm): Use string_file.
* tracepoint.c (collection_list::append_exp): Use string_file.
* tui/tui-disasm.c (tui_disassemble): Use string_file.
* tui/tui-file.c: Don't include "ui-file.h".
(enum streamtype, struct tui_stream): Delete.
(tui_file_new, tui_file_delete, tui_fileopen, tui_sfileopen)
(tui_file_isatty, tui_file_rewind, tui_file_put): Delete.
(tui_file::tui_file): New method.
(tui_file_fputs): Delete.
(tui_file_get_strbuf): Delete.
(tui_file::puts): New method.
(tui_file_adjust_strbuf): Delete.
(tui_file_flush): Delete.
(tui_file::flush): New method.
* tui/tui-file.h: Tweak intro comment.
Include ui-file.h.
(tui_fileopen, tui_sfileopen, tui_file_get_strbuf)
(tui_file_adjust_strbuf): Delete declarations.
(class tui_file): New class.
* tui/tui-io.c (tui_initialize_io): Use tui_file.
* tui/tui-regs.c (tui_restore_gdbout): Use delete.
(tui_register_format): Use string_stream.
* tui/tui-stack.c (tui_make_status_line): Use string_file.
(tui_get_function_from_frame): Use string_file.
* typeprint.c (type_to_string): Use string_file.
* ui-file.c (struct ui_file, ui_file_magic, ui_file_new): Delete.
(null_stream): New global.
(ui_file_delete): Delete.
(ui_file::ui_file): New.
(null_file_isatty): Delete.
(ui_file::~ui_file): New.
(null_file_rewind): Delete.
(ui_file::printf): New.
(null_file_put): Delete.
(null_file_flush): Delete.
(ui_file::putstr): New.
(null_file_write): Delete.
(ui_file::putstrn): New.
(null_file_read): Delete.
(ui_file::putc): New.
(null_file_fputs): Delete.
(null_file_write_async_safe): Delete.
(ui_file::vprintf): New.
(null_file_delete): Delete.
(null_file::write): New.
(null_file_fseek): Delete.
(null_file::puts): New.
(ui_file_data): Delete.
(null_file::write_async_safe): New.
(gdb_flush, ui_file_isatty): Adjust.
(ui_file_put, ui_file_rewind): Delete.
(ui_file_write): Adjust.
(ui_file_write_for_put): Delete.
(ui_file_write_async_safe, ui_file_read): Adjust.
(ui_file_fseek): Delete.
(fputs_unfiltered): Adjust.
(set_ui_file_flush, set_ui_file_isatty, set_ui_file_rewind)
(set_ui_file_put, set_ui_file_write, set_ui_file_write_async_safe)
(set_ui_file_read, set_ui_file_fputs, set_ui_file_fseek)
(set_ui_file_data): Delete.
(string_file::~string_file, string_file::write)
(struct accumulated_ui_file, do_ui_file_xstrdup, ui_file_xstrdup)
(do_ui_file_as_string, ui_file_as_string): Delete.
(do_ui_file_obsavestring, ui_file_obsavestring): Delete.
(struct mem_file): Delete.
(mem_file_new): Delete.
(stdio_file::stdio_file): New.
(mem_file_delete): Delete.
(stdio_file::stdio_file): New.
(mem_fileopen): Delete.
(stdio_file::~stdio_file): New.
(mem_file_rewind): Delete.
(stdio_file::set_stream): New.
(mem_file_put): Delete.
(stdio_file::open): New.
(mem_file_write): Delete.
(stdio_file_magic, struct stdio_file): Delete.
(stdio_file_new, stdio_file_delete, stdio_file_flush): Delete.
(stdio_file::flush): New.
(stdio_file_read): Rename to ...
(stdio_file::read): ... this. Adjust.
(stdio_file_write): Rename to ...
(stdio_file::write): ... this. Adjust.
(stdio_file_write_async_safe): Rename to ...
(stdio_file::write_async_safe) ... this. Adjust.
(stdio_file_fputs): Rename to ...
(stdio_file::puts) ... this. Adjust.
(stdio_file_isatty): Delete.
(stdio_file_fseek): Delete.
(stdio_file::isatty): New.
(stderr_file_write): Rename to ...
(stderr_file::write) ... this. Adjust.
(stderr_file_fputs): Rename to ...
(stderr_file::puts) ... this. Adjust.
(stderr_fileopen, stdio_fileopen, gdb_fopen): Delete.
(stderr_file::stderr_file): New.
(tee_file_magic): Delete.
(struct tee_file): Delete.
(tee_file::tee_file): New.
(tee_file_new): Delete.
(tee_file::~tee_file): New.
(tee_file_delete): Delete.
(tee_file_flush): Rename to ...
(tee_file::flush): ... this. Adjust.
(tee_file_write): Rename to ...
(tee_file::write): ... this. Adjust.
(tee_file::write_async_safe): New.
(tee_file_fputs): Rename to ...
(tee_file::puts): ... this. Adjust.
(tee_file_isatty): Rename to ...
(tee_file::isatty): ... this. Adjust.
* ui-file.h (struct obstack, struct ui_file): Don't
forward-declare.
(ui_file_new, ui_file_flush_ftype, set_ui_file_flush)
(ui_file_write_ftype)
(set_ui_file_write, ui_file_fputs_ftype, set_ui_file_fputs)
(ui_file_write_async_safe_ftype, set_ui_file_write_async_safe)
(ui_file_read_ftype, set_ui_file_read, ui_file_isatty_ftype)
(set_ui_file_isatty, ui_file_rewind_ftype, set_ui_file_rewind)
(ui_file_put_method_ftype, ui_file_put_ftype, set_ui_file_put)
(ui_file_delete_ftype, set_ui_file_data, ui_file_fseek_ftype)
(set_ui_file_fseek): Delete.
(ui_file_data, ui_file_delete, ui_file_rewind)
(struct ui_file): New.
(ui_file_up): New.
(class null_file): New.
(null_stream): Declare.
(ui_file_write_for_put, ui_file_put): Delete.
(ui_file_xstrdup, ui_file_as_string, ui_file_obsavestring):
Delete.
(ui_file_fseek, mem_fileopen, stdio_fileopen, stderr_fileopen)
(gdb_fopen, tee_file_new): Delete.
(struct string_file): New.
(struct stdio_file): New.
(stdio_file_up): New.
(struct stderr_file): New.
(class tee_file): New.
* ui-out.c (ui_out::field_stream): Take a 'string_file &' instead
of a 'ui_file *'. Adjust.
* ui-out.h (class ui_out) <field_stream>: Likewise.
* utils.c (do_ui_file_delete, make_cleanup_ui_file_delete)
(null_stream): Delete.
(error_stream): Take a 'string_file &' instead of a 'ui_file *'.
Adjust.
* utils.h (struct ui_file): Delete forward declaration..
(make_cleanup_ui_file_delete, null_stream): Delete declarations.
(error_stream): Take a 'string_file &' instead of a
'ui_file *'.
* varobj.c (varobj_value_get_print_value): Use string_file.
* xtensa-tdep.c (xtensa_verify_config): Use string_file.
* gdbarch.c: Regenerate.
|
|
This applies the second part of GDB's End of Year Procedure, which
updates the copyright year range in all of GDB's files.
gdb/ChangeLog:
Update copyright year range in all GDB files.
|
|
This patch finalizes the C++ conversion of the ui-out subsystem, by
turning the ui_out and ui_out_impl structures into a single class
hierarchy. ui_out functions are turned into virtual methods of that new
class, so as a result there are a lot of call sites to update.
In the previous version of the patchset, there were separate ui_out and
ui_out_impl classes, but it wasn't really useful and added boilerplate.
In this version there is simply an ui_out base class that is
extended for CLI, TUI and MI.
It's a bit hard to maintain a ChangeLog for such a big patch, I did my
best but I'm sure there are some missing or outdated info in there...
gdb/ChangeLog:
* ui-out.h (ui_out_begin, ui_out_end, ui_out_table_header,
ui_out_table_body, ui_out_field_int, ui_out_field_fmt_int,
ui_out_field_core_addr, ui_out_field_string, ui_out_field_stream,
ui_out_field_fmt, ui_out_field_skip, ui_out_spaces, ui_out_text,
ui_out_message, ui_out_wrap_hint, ui_out_flush, ui_out_test_flags,
ui_out_query_field, ui_out_is_mi_like_p, ui_out_redirect):
Remove, replace with a method in class ui_out.
(table_begin_ftype): Remove, replace with pure virtual method in
class ui_out.
(table_body_ftype): Likewise.
(table_end_ftype): Likewise.
(table_header_ftype): Likewise.
(ui_out_begin_ftype): Likewise.
(ui_out_end_ftype): Likewise.
(field_int_ftype): Likewise.
(field_skip_ftype): Likewise.
(field_string_ftype): Likewise.
(field_fmt_ftype): Likewise.
(spaces_ftype): Likewise.
(text_ftype): Likewise.
(message_ftype): Likewise.
(wrap_hint_ftype): Likewise.
(flush_ftype): Likewise.
(redirect_ftype): Likewise.
(data_destroy_ftype): Likewise.
(struct ui_out_impl): Remove, replace with class ui_out.
(ui_out_new): Remove.
(class ui_out): New class.
* ui-out.c (struct ui_out): Remove, replaced with class ui_out.
(current_level): Remove, replace with ui_out method.
(push_level): Likewise.
(pop_level): Likewise.
(uo_table_begin, uo_table_body, uo_table_end, uo_table_header,
uo_begin, uo_end, uo_field_int, uo_field_skip, uo_field_fmt,
uo_spaces, uo_text, uo_message, uo_wrap_hint, uo_flush,
uo_redirect, uo_field_string): Remove.
(ui_out_table_begin): Replace with ...
(ui_out::table_begin): ... this.
(ui_out_table_body): Replace with ...
(ui_out::table_body): ... this.
(ui_out_table_end): Replace with ...
(ui_out::table_end): ... this.
(ui_out_table_header): Replace with ...
(ui_out::table_header): ... this.
(ui_out_begin): Replace with ...
(ui_out::begin): ... this.
(ui_out_end): Replace with ...
(ui_out::end): ... this.
(ui_out_field_int): Replace with ...
(ui_out::field_int): ... this.
(ui_out_field_fmt_int): Replace with ...
(ui_out::field_fmt_int): ... this.
(ui_out_field_core_addr): Replace with ...
(ui_out::field_core_addr): ... this.
(ui_out_field_stream): Replace with ...
(ui_out::field_stream): ... this.
(ui_out_field_skip): Replace with ...
(ui_out::field_skip): ... this.
(ui_out_field_string): Replace with ...
(ui_out::field_string): ... this.
(ui_out_field_fmt): Replace with ...
(ui_out::field_fmt): ... this.
(ui_out_spaces): Replace with ...
(ui_out::spaces): ... this.
(ui_out_text): Replace with ...
(ui_out::text): ... this.
(ui_out_message): Replace with ...
(ui_out::message): ... this.
(ui_out_wrap_hint): Replace with ...
(ui_out::wrap_hint): ... this.
(ui_out_flush): Replace with ...
(ui_out::flush): ... this.
(ui_out_redirect): Replace with ...
(ui_out::redirect): ... this.
(ui_out_test_flags): Replace with ...
(ui_out::test_flags): ... this.
(ui_out_is_mi_like_p): Replace with ...
(ui_out::is_mi_like_p): ... this.
(verify_field): Replace with ...
(ui_out::verify_field): ... this.
(ui_out_query_field): Replace with ...
(ui_out::query_table_field): ... this.
(ui_out_data): Remove.
(ui_out_new): Remove, replace with ...
(ui_out::ui_out): ... this constructor.
(do_cleanup_table_end, make_cleanup_ui_out_tuple_begin_end,
do_cleanup_end, make_cleanup_ui_out_tuple_begin_end,
make_cleanup_ui_out_list_begin_end): Update fallouts of struct
ui_out -> class ui_out change.
* cli-out.c (cli_out_data): Remove.
(cli_uiout_dtor): Remove.
(cli_table_begin): Replace with ...
(cli_ui_out::do_table_begin): ... this new method.
(cli_table_body): Replace with ...
(cli_ui_out::do_table_body): ... this new method.
(cli_table_end): Replace with ...
(cli_ui_out::do_table_end): ... this new method.
(cli_table_header): Replace with ...
(cli_ui_out::do_table_header): ... this new method.
(cli_begin): Replace with ...
(cli_ui_out::do_begin): ... this new method.
(cli_end): Replace with ...
(cli_ui_out::do_end): ... this new method.
(cli_field_int): Replace with ...
(cli_ui_out::do_field_int): ... this new method.
(cli_field_skip): Replace with ...
(cli_ui_out::do_field_skip): ... this new method.
(cli_field_string): Replace with ...
(cli_ui_out::do_field_string): ... this new method.
(cli_field_fmt): Replace with ...
(cli_ui_out::do_field_fmt): ... this new method.
(cli_spaces): Replace with ...
(cli_ui_out::do_spaces): ... this new method.
(cli_text): Replace with ...
(cli_ui_out::do_text): ... this new method.
(cli_message): Replace with ...
(cli_ui_out::do_message): ... this new method.
(cli_wrap_hint): Replace with ...
(cli_ui_out::do_wrap_hint): ... this new method.
(cli_flush): Replace with ...
(cli_ui_out::do_flush): ... this new method.
(cli_redirect): Replace with ...
(cli_ui_out::do_redirect): ... this new method.
(out_field_fmt): Replace with ...
(cli_ui_out::out_field_fmt): ... this new method.
(field_separator): Replace with ...
(cli_ui_out::field_separator): ... this new method.
(cli_out_set_stream): Replace with ...
(cli_ui_out::set_stream): ... this new method.
(cli_ui_out_impl): Remove.
(cli_out_data_ctor): Remove.
(cli_ui_out_impl::cli_ui_out_impl): New constructor.
(cli_ui_out_impl::~cli_ui_out_impl): New destructor.
(cli_out_new): Change return type to cli_ui_out *, instantiate a
cli_ui_out.
* cli-out.h (cli_ui_out_data): Remove, replace with class
cli_ui_out.
(class cli_ui_out): New class.
(cli_ui_out_impl): Remove.
(cli_out_data_ctor): Remove.
(cli_out_new): Change return type to cli_ui_out*.
(cli_out_set_stream): Remove.
* cli/cli-interp.c (struct cli_interp) <cli_uiout>: Change type
to cli_ui_out*.
(cli_interpreter_resume): Adapt.
(cli_interpreter_exec): Adapt.
* mi/mi-out.c (mi_ui_out_data, mi_out_data): Remove.
(mi_ui_out_impl): Remove.
(mi_table_begin): Replace with ...
(mi_ui_out::do_table_begin): ... this.
(mi_table_body): Replace with ...
(mi_ui_out::do_table_body): ... this.
(mi_table_end): Replace with ...
(mi_ui_out::do_table_end): ... this.
(mi_table_header): Replace with ...
(mi_ui_out::do_table_header): ... this.
(mi_begin): Replace with ...
(mi_ui_out::do_begin): ... this.
(mi_end): Replace with ...
(mi_ui_out::do_end): ... this.
(mi_field_int): Replace with ...
(mi_ui_out::do_field_int): ... this.
(mi_field_skip): Replace with ...
(mi_ui_out::do_field_skip): ... this.
(mi_field_string): Replace with ...
(mi_ui_out::do_field_string): ... this.
(mi_field_fmt): Replace with ...
(mi_ui_out::do_field_fmt): ... this.
(mi_spaces): Replace with ...
(mi_ui_out::do_spaces): ... this.
(mi_text): Replace with ...
(mi_ui_out::do_text): ... this.
(mi_message): Replace with ...
(mi_ui_out::do_message): ... this.
(mi_wrap_hint): Replace with ...
(mi_ui_out::do_wrap_hint): ... this.
(mi_flush): Replace with ...
(mi_ui_out::do_flush): ... this.
(mi_redirect): Replace with ...
(mi_ui_out::do_redirect):
(field_separator): Replace with ...
(mi_ui_out::field_separator):
(mi_open): Replace with ...
(mi_ui_out::open): ... this.
(mi_close): Replace with ...
(mi_ui_out::close): ... this.
(mi_out_rewind): Replace with ...
(mi_ui_out::rewind): ... this.
(mi_out_put): Replace with ...
(mi_ui_out::put): ... this.
(mi_version): Replace with ...
(mi_ui_out::version): ... this.
(mi_out_data_ctor): Replace with ...
(mi_ui_out::mi_ui_out): ... this.
(mi_out_data_dtor): Replace with ...
(mi_ui_out::~mi_ui_out): ... this.
(mi_out_new): Change return type to mi_ui_out*, instantiate
an mi_ui_out object.
(as_mi_ui_out): New function.
(mi_version): Update fallouts of struct ui_out to class ui_out
transition.
(mi_out_put): Likewise.
(mi_out_rewind): Likewise.
* mi/mi-out.h (mi_out_new): Change return type to mi_ui_out*.
* tui/tui-out.c (tui_ui_out_data, tui_out_data, tui_ui_out_impl):
Remove.
(tui_field_int): Replace with ...
(tui_ui_out::do_field_int): ... this.
(tui_field_string): Replace with ...
(tui_ui_out::do_field_string): ... this.
(tui_field_fmt): Replace with ...
(tui_ui_out::do_field_fmt): ... this.
(tui_text): Replace with ...
(tui_ui_out::do_text): ... this.
(tui_out_new): Change return type to tui_ui_out*, instantiate
tui_ui_out object.
(tui_ui_out::tui_ui_out): New.
* tui/tui-out.h: New file.
* tui/tui.h (tui_out_new): Move declaration to tui/tui-out.h.
* tui/tui-io.c: Include tui/tui-out.h.
(tui_old_uiout): Change type to cli_ui_out*.
(tui_setup_io): Use dynamic_cast.
* tui/tui-io.h (tui_old_uiout): Change type to cli_ui_out*.
* tui/tui-interp.c (tui_resume): Adapt.
* ada-lang.c (print_it_exception): Update fallouts of struct
ui_out to class ui_out transition.
(print_one_exception): Likewise.
(print_mention_exception): Likewise.
* ada-tasks.c (print_ada_task_info): Likewise.
(info_task): Likewise.
(task_command): Likewise.
* auto-load.c (print_script): Likewise.
(auto_load_info_scripts): Likewise.
(info_auto_load_cmd): Likewise.
* break-catch-sig.c (signal_catchpoint_print_one): Likewise.
* break-catch-syscall.c (print_it_catch_syscall): Likewise.
(print_one_catch_syscall): Likewise.
* break-catch-throw.c (print_it_exception_catchpoint): Likewise.
(print_one_exception_catchpoint): Likewise.
(print_one_detail_exception_catchpoint): Likewise.
(print_mention_exception_catchpoint): Likewise.
* breakpoint.c (maybe_print_thread_hit_breakpoint): Likewise.
(print_solib_event): Likewise.
(watchpoint_check): Likewise.
(wrap_indent_at_field): Likewise.
(print_breakpoint_location): Likewise.
(output_thread_groups): Likewise.
(print_one_breakpoint_location): Likewise.
(breakpoint_1): Likewise.
(default_collect_info): Likewise.
(watchpoints_info): Likewise.
(print_it_catch_fork): Likewise.
(print_one_catch_fork): Likewise.
(print_it_catch_vfork): Likewise.
(print_one_catch_vfork): Likewise.
(print_it_catch_solib): Likewise.
(print_one_catch_solib): Likewise.
(print_it_catch_exec): Likewise.
(print_one_catch_exec): Likewise.
(mention): Likewise.
(print_it_ranged_breakpoint): Likewise.
(print_one_ranged_breakpoint): Likewise.
(print_one_detail_ranged_breakpoint): Likewise.
(print_mention_ranged_breakpoint): Likewise.
(print_it_watchpoint): Likewise.
(print_mention_watchpoint): Likewise.
(print_it_masked_watchpoint): Likewise.
(print_one_detail_masked_watchpoint): Likewise.
(print_mention_masked_watchpoint): Likewise.
(bkpt_print_it): Likewise.
(tracepoint_print_one_detail): Likewise.
(tracepoint_print_mention): Likewise.
(update_static_tracepoint): Likewise.
(tracepoints_info): Likewise.
(save_breakpoints): Likewise.
* cli/cli-cmds.c (complete_command): Likewise.
* cli/cli-logging.c (set_logging_redirect): Likewise.
(pop_output_files): Likewise.
(handle_redirections): Likewise.
* cli/cli-script.c (print_command_lines): Likewise.
* cli/cli-setshow.c (do_show_command): Likewise.
(cmd_show_list): Likewise.
* cp-abi.c (list_cp_abis): Likewise.
(show_cp_abi_cmd): Likewise.
* darwin-nat-info.c (darwin_debug_regions_recurse): Likewise.
* disasm.c (gdb_pretty_print_insn): Likewise.
(do_mixed_source_and_assembly_deprecated): Likewise.
(do_mixed_source_and_assembly): Likewise.
* gdb_bfd.c (print_one_bfd): Likewise.
(maintenance_info_bfds): Likewise.
* guile/scm-breakpoint.c (gdbscm_breakpoint_commands): Likewise.
* guile/scm-ports.c (ioscm_with_output_to_port_worker): Likewise.
* i386-linux-tdep.c (i386_linux_handle_segmentation_fault): Likewise.
* i386-tdep.c (i386_mpx_print_bounds): Likewise.
* infcmd.c (run_command_1): Likewise.
(print_return_value_1): Likewise.
* inferior.c (print_selected_inferior): Likewise.
(print_inferior): Likewise.
* infrun.c (print_end_stepping_range_reason): Likewise.
(print_signal_exited_reason): Likewise.
(print_exited_reason): Likewise.
(print_signal_received_reason): Likewise.
(print_no_history_reason): Likewise.
* interps.c (interp_set): Likewise.
* linespec.c (decode_line_full): Likewise.
* linux-thread-db.c (info_auto_load_libthread_db): Likewise.
* mi/mi-cmd-env.c (mi_cmd_env_pwd): Likewise.
(mi_cmd_env_path): Likewise.
(mi_cmd_env_dir): Likewise.
(mi_cmd_inferior_tty_show): Likewise.
* mi/mi-cmd-file.c (mi_cmd_file_list_exec_source_file): Likewise.
(print_partial_file_name): Likewise.
(mi_cmd_file_list_exec_source_files): Likewise.
* mi/mi-cmd-info.c (mi_cmd_info_ada_exceptions): Likewise.
(mi_cmd_info_gdb_mi_command): Likewise.
* mi/mi-cmd-stack.c (mi_cmd_stack_info_depth): Likewise.
(mi_cmd_stack_list_args): Likewise.
(list_arg_or_local): Likewise.
* mi/mi-cmd-var.c (print_varobj): Likewise.
(mi_cmd_var_create): Likewise.
(mi_cmd_var_delete): Likewise.
(mi_cmd_var_set_format): Likewise.
(mi_cmd_var_show_format): Likewise.
(mi_cmd_var_info_num_children): Likewise.
(mi_cmd_var_list_children): Likewise.
(mi_cmd_var_info_type): Likewise.
(mi_cmd_var_info_path_expression): Likewise.
(mi_cmd_var_info_expression): Likewise.
(mi_cmd_var_show_attributes): Likewise.
(mi_cmd_var_evaluate_expression): Likewise.
(mi_cmd_var_assign): Likewise.
(varobj_update_one): Likewise.
* mi/mi-interp.c (as_mi_interp): Likewise.
(mi_on_normal_stop_1): Likewise.
(mi_tsv_modified): Likewise.
(mi_breakpoint_created): Likewise.
(mi_breakpoint_modified): Likewise.
(mi_solib_loaded): Likewise.
(mi_solib_unloaded): Likewise.
(mi_command_param_changed): Likewise.
(mi_memory_changed): Likewise.
(mi_user_selected_context_changed): Likewise.
* mi/mi-main.c (print_one_inferior): Likewise.
(output_cores): Likewise.
(list_available_thread_groups): Likewise.
(mi_cmd_data_list_register_names): Likewise.
(mi_cmd_data_list_changed_registers): Likewise.
(output_register): Likewise.
(mi_cmd_data_evaluate_expression): Likewise.
(mi_cmd_data_read_memory): Likewise.
(mi_cmd_data_read_memory_bytes): Likewise.
(mi_cmd_list_features): Likewise.
(mi_cmd_list_target_features): Likewise.
(mi_cmd_add_inferior): Likewise.
(mi_execute_command): Likewise.
(mi_load_progress): Likewise.
(print_variable_or_computed): Likewise.
(mi_cmd_trace_frame_collected): Likewise.
* mi/mi-symbol-cmds.c (mi_cmd_symbol_list_lines): Likewise.
* osdata.c (info_osdata_command): Likewise.
* probe.c (gen_ui_out_table_header_info): Likewise.
(print_ui_out_not_applicables): Likewise.
(print_ui_out_info): Likewise.
(info_probes_for_ops): Likewise.
(enable_probes_command): Likewise.
(disable_probes_command): Likewise.
* progspace.c (print_program_space): Likewise.
* python/py-breakpoint.c (bppy_get_commands): Likewise.
* python/py-framefilter.c (py_print_type): Likewise.
(py_print_value): Likewise.
(py_print_single_arg): Likewise.
(enumerate_args): Likewise.
(enumerate_locals): Likewise.
(py_print_args): Likewise.
(py_print_frame): Likewise.
* record-btrace.c (btrace_ui_out_decode_error): Likewise.
(btrace_call_history_insn_range): Likewise.
(btrace_call_history_src_line): Likewise.
(btrace_call_history): Likewise.
* remote.c (show_remote_cmd): Likewise.
* skip.c (skip_info): Likewise.
* solib.c (info_sharedlibrary_command): Likewise.
* source.c (print_source_lines_base): Likewise.
* spu-tdep.c (info_spu_event_command): Likewise.
(info_spu_signal_command): Likewise.
(info_spu_mailbox_list): Likewise.
(info_spu_dma_cmdlist): Likewise.
(info_spu_dma_command): Likewise.
(info_spu_proxydma_command): Likewise.
* stack.c (print_stack_frame): Likewise.
(print_frame_arg): Likewise.
(read_frame_arg): Likewise.
(print_frame_args): Likewise.
(print_frame_info): Likewise.
(print_frame): Likewise.
* symfile.c (load_progress): Likewise.
(generic_load): Likewise.
(print_transfer_performance): Likewise.
* thread.c (do_captured_list_thread_ids): Likewise.
(print_thread_info_1): Likewise.
(restore_selected_frame): Likewise.
(do_captured_thread_select): Likewise.
(print_selected_thread_frame): Likewise.
* top.c (execute_command_to_string): Likewise.
* tracepoint.c (tvariables_info_1): Likewise.
(trace_status_mi): Likewise.
(tfind_1): Likewise.
(print_one_static_tracepoint_marker): Likewise.
(info_static_tracepoint_markers_command): Likewise.
* utils.c (do_ui_out_redirect_pop): Likewise.
(fputs_maybe_filtered): Likewise.
|
|
This patch changes the ui_out flags to be an enum flag.
gdb/ChangeLog:
* ui-out.h: Include "common/enum-flags.h".
(enum ui_flags): Rename to ...
(enum ui_out_flag): ... this.
(ui_out_flags): Define enum flag type.
(ui_out_test_flags): Change type of parameter to ui_out_flags.
(ui_out_new): Likewise.
* ui-out.c (ui_out_test_flags): Likewise.
(ui_out_new): Likewise.
* cli-out.c (cli_out_new): Update variable type.
* mi/mi-out.c (mi_out_new): Likewise.
* tui/tui-out.c (tui_out_new): Likewise.
|
|
The following patches introduce C++ vectors and strings as fields of the
various ui_out structures. We therefore need to use new/delete so that
their contructor/destructor is called. I find it simpler to change all
the allocations in a separate preliminary patch, rather than in each
individual patch.
gdb/ChangeLog:
* cli-out.c (cli_uiout_dtor): Use delete instead of xfree.
(cli_out_new): Use new instead of XNEW.
* mi/mi-out.c (mi_out_data_dtor): Use delete instead of xfree.
(mi_out_new): Use new instead of XNEW.
* tui/tui-out.c (tui_out_new): Likewise.
* ui-out.c (push_level): Likewise.
(pop_level): Use delete instead of xfree.
(clear_header_list): Use delete instead of xfree.
(append_header_to_list): Use new instead of XNEW.
(ui_out_new): Likewise.
|
|
This removes dead code in tui_alloc_source_buffer for handling a NULL
return value from xmalloc.
gdb/ChangeLog:
* tui/tui-winsource.c (tui_alloc_source_buffer): Remove
failed-xmalloc handling.
|
|
The logic for allocating a TUI source window's content buffer allocates
two more lines than needed, because it does not reduce the window height
by the highlight box's overhead. However, it does reduce the line width
accordingly. This patch makes the height and width calculation
consistent and improves the comment.
gdb/ChangeLog:
* tui/tui-winsource.c (tui_alloc_source_buffer): Subtract
highlight box's overhead when calculating the content height.
|
|
The code that fills the TUI disassembly window content first calculates
the maximum full length of a displayed disassembly line. This
calculation typically yields the wrong result. The result is too large,
so the bug does not cause any run-time failures, but unnecessary
confusion for the reader. This patch fixes the calculation.
gdb/ChangeLog:
* tui/tui-disasm.c (tui_set_disassem_content): Fix calculation of
the longest disassembly line's length.
|
|
A user reported a GDB crash with TUI when trying to debug a function
with a long demangled C++ method name. It turned out that the logic for
displaying the TUI disassembly window has a bug that can cause a buffer
overrun, possibly overwriting GDB-internal data structures. In
particular, the logic performs an unguarded strcpy.
Another (harmless) bug in tui_alloc_source_buffer causes the buffer to
be two lines longer than needed. This may have made the crash appear
less frequently.
gdb/ChangeLog:
* tui/tui-disasm.c (tui_set_disassem_content): Fix line buffer
overrun due to unchecked strcpy.
gdb/testsuite/ChangeLog:
* gdb.base/tui-layout.c: New file.
* gdb.base/tui-layout.exp: Use tui-layout.c, to ensure that the
disassembly window contains very long lines.
|
|
This removes make_cleanup_restore_current_ui by converting the last
use. The last use was in a few functions used to iterate over all
UIs. This patch replaces these functions with a class, and arranges
for the class destructor to do the needed cleanup.
2016-10-21 Tom Tromey <tom@tromey.com>
* tui/tui-interp.c (tui_on_normal_stop, tui_on_signal_received)
(tui_on_end_stepping_range, tui_on_signal_exited, tui_on_exited)
(tui_on_no_history, tui_on_user_selected_context_changed):
Update.
* top.h (switch_thru_all_uis): New class.
(SWITCH_THRU_ALL_UIS): Rewrite.
(make_cleanup_restore_current_ui, switch_thru_all_uis_init)
(switch_thru_all_uis_cond, switch_thru_all_uis_next): Don't
declare.
* mi/mi-interp.c (mi_new_thread, mi_thread_exit)
(mi_record_changed, mi_inferior_added, mi_inferior_appeared)
(mi_inferior_exit, mi_inferior_removed, mi_on_signal_received)
(mi_on_end_stepping_range, mi_on_signal_exited, mi_on_exited)
(mi_on_no_history, mi_on_normal_stop, mi_traceframe_changed)
(mi_tsv_created, mi_tsv_deleted, mi_tsv_modified)
(mi_breakpoint_created, mi_breakpoint_deleted)
(mi_breakpoint_modified, mi_output_running_pid, mi_on_resume)
(mi_solib_loaded, mi_solib_unloaded, mi_command_param_changed)
(mi_memory_changed, mi_user_selected_context_changed): Update.
* infrun.c (all_uis_check_sync_execution_done)
(all_uis_on_sync_execution_starting, normal_stop): Update.
* event-top.c (restore_ui_cleanup)
(make_cleanup_restore_current_ui, switch_thru_all_uis_init)
(switch_thru_all_uis_cond, switch_thru_all_uis_next): Remove.
* cli/cli-interp.c (cli_on_normal_stop, cli_on_signal_received)
(cli_on_end_stepping_range, cli_on_signal_exited, cli_on_exited)
(cli_on_no_history, cli_on_user_selected_context_changed):
Update.
* breakpoint.c (watchpoint_check): Update.
|
|
With this patch, when an inferior, thread or frame is explicitly
selected by the user, notifications will appear on all CLI and MI UIs.
When a GDB console is integrated in a front-end, this allows the
front-end to follow a selection made by the user ont he CLI, and it
informs the user about selection changes made behind the scenes by the
front-end.
This patch addresses PR gdb/20487.
In order to communicate frame changes to the front-end, this patch adds
a new field to the =thread-selected event for the selected frame. The
idea is that since inferior/thread/frame can be seen as a composition,
it makes sense to send them together in the same event. The vision
would be to eventually send the inferior information as well, if we find
that it's needed, although the "=thread-selected" event would be
ill-named for that job.
Front-ends need to handle this new field if they want to follow the
frame selection changes that originate from the console. The format of
the frame attribute is the same as what is found in the *stopped events.
Here's a detailed example for each command and the events they generate:
thread
------
1. CLI command:
thread 1.3
MI event:
=thread-selected,id="3",frame={...}
2. MI command:
-thread-select 3
CLI event:
[Switching to thread 1.3 ...]
3. MI command (CLI-in-MI):
thread 1.3
MI event/reply:
&"thread 1.3\n"
~"#0 child_sub_function () ...
=thread-selected,id="3",frame={level="0",...}
^done
frame
-----
1. CLI command:
frame 1
MI event:
=thread-selected,id="3",frame={level="1",...}
2. MI command:
-stack-select-frame 1
CLI event:
#1 0x00000000004007f0 in child_function...
3. MI command (CLI-in-MI):
frame 1
MI event/reply:
&"frame 1\n"
~"#1 0x00000000004007f9 in ..."
=thread-selected,id="3",frame={level="1"...}
^done
inferior
--------
Inferior selection events only go from the console to MI, since there's
no way to select the inferior in pure MI.
1. CLI command:
inferior 2
MI event:
=thread-selected,id="3"
Note that if the user selects an inferior that is not started or exited,
the MI doesn't receive a notification. Since there is no threads to
select, the =thread-selected event does not apply...
2. MI command (CLI-in-MI):
inferior 2
MI event/reply:
&"inferior 2\n"
~"[Switching to inferior 2 ...]"
=thread-selected,id="4",frame={level="0"...}
^done
Internal implementation detail: this patch makes it possible to suppress
notifications caused by a CLI command, like what is done in mi-interp.c.
This means that it's now possible to use the
add_com_suppress_notification function to register a command with some
event suppressed. It is used to implement the select-frame command in
this patch.
The function command_notifies_uscc_observer was added to extract
the rather complicated logical expression from the if statement. It is
also now clearer what that logic does: if the command used by the user
already notifies the user_selected_context_changed observer, there is
not need to notify it again. It therefore protects again emitting the
event twice.
No regressions, tested on ubuntu 14.04 x86 with target boards unix and
native-extended-gdbserver.
gdb/ChangeLog:
YYYY-MM-DD Antoine Tremblay <antoine.tremblay@ericsson.com>
YYYY-MM-DD Simon Marchi <simon.marchi@ericsson.com>
PR gdb/20487
* NEWS: Mention new frame field of =thread-selected event.
* cli/cli-decode.c (add_cmd): Initialize c->suppress_notification.
(add_com_suppress_notification): New function definition.
(cmd_func): Set and restore the suppress_notification flag.
* cli/cli-deicode.h (struct cmd_list_element)
<suppress_notification>: New field.
* cli/cli-interp.c (cli_suppress_notification): New global variable.
(cli_on_user_selected_context_changed): New function.
(_initialize_cli_interp): Attach to user_selected_context_changed
observer.
* command.h (struct cli_suppress_notification): New structure.
(cli_suppress_notification): New global variable declaration.
(add_com_suppress_notification): New function declaration.
* defs.h (enum user_selected_what_flag): New enum.
(user_selected_what): New enum flag type.
* frame.h (print_stack_frame_to_uiout): New function declaration.
* gdbthread.h (print_selected_thread_frame): New function declaration.
* inferior.c (print_selected_inferior): New function definition.
(inferior_command): Remove printing of inferior/thread/frame switch
notifications, notify user_selected_context_changed observer.
* inferior.h (print_selected_inferior): New function declaration.
* mi/mi-cmds.c (struct mi_cmd): Add user_selected_context
suppression to stack-select-frame and thread-select commands.
* mi/mi-interp.c (struct mi_suppress_notification)
<user_selected_context>: Initialize.
(mi_user_selected_context_changed): New function definition.
(_initialize_mi_interp): Attach to user_selected_context_changed.
* mi/mi-main.c (mi_cmd_thread_select): Print thread selection reply.
(mi_execute_command): Handle notification suppression. Notify
user_selected_context_changed observer on thread change instead of printing
event directly. Don't send it if command already sends the notification.
(command_notifies_uscc_observer): New function.
(mi_cmd_execute): Don't handle notification suppression.
* mi/mi-main.h (struct mi_suppress_notification)
<user_selected_context>: New field.
* stack.c (print_stack_frame_to_uiout): New function definition.
(select_frame_command): Notify user_selected_context_changed
observer.
(frame_command): Call print_selected_thread_frame if there's no frame
change or notify user_selected_context_changed observer if there is.
(up_command): Notify user_selected_context_changed observer.
(down_command): Likewise.
(_initialize_stack): Suppress user_selected_context notification for
command select-frame.
* thread.c (thread_command): Notify
user_selected_context_changed if the thread has changed, print
thread info directly if it hasn't.
(do_captured_thread_select): Do not print thread switch event.
(print_selected_thread_frame): New function definition.
* tui/tui-interp.c (tui_on_user_selected_context_changed):
New function definition.
(_initialize_tui_interp): Attach to user_selected_context_changed
observer.
gdb/doc/ChangeLog:
PR gdb/20487
* gdb.texinfo (Context management): Update mention of frame
change notifications.
(gdb/mi Async Records): Document frame field in
=thread-select event.
* observer.texi (GDB Observers): New user_selected_context_changed
observer.
gdb/testsuite/ChangeLog:
PR gdb/20487
* gdb.mi/mi-pthreads.exp (check_mi_thread_command_set): Adapt
=thread-select-event check.
|
|
As suggested by Pedro, this changes a few spots to use getcurx, rather
than getyx. This avoids some unused variable warnings.
2016-07-14 Tom Tromey <tom@tromey.com>
* tui/tui-winsource.c (tui_show_source_line): Use getcurx.
* tui/tui-io.c (tui_puts): Use getcurx.
(tui_redisplay_readline): Likewise.
|
|
Currently when a "step", "next", etc. finishes, the current source
line is printed on all console UIs.
This patch makes the CLI and TUI interpreters reuse MI's logic to only
emit console output related to a synchronous command on the
console-like interpreter that started the command in the first place.
gdb/ChangeLog:
2016-06-21 Pedro Alves <palves@redhat.com>
* cli/cli-interp.c (cli_on_normal_stop): Bail out early if there's
nothing to print. Use should_print_stop_to_console.
* tui/tui-interp.c (tui_on_normal_stop): Likewise.
|
|
gdb/ChangeLog:
2016-06-21 Pedro Alves <palves@redhat.com>
* top.c (gdb_secondary_prompt_depth): Delete.
(gdb_in_secondary_prompt_p): Add ui parameter. Use it.
(gdb_readline_wrapper_cleanup, gdb_readline_wrapper): Adjust to
per-UI gdb_secondary_prompt_depth.
* top.h (struct ui) <secondary_prompt_depth>: New field.
|
|
All interpreter types (CLI/TUI/MI) print the prompt, and then call
start_event_loop.
Because we'll need an interpreter hook to display the
interpreter-specific prompt before going back to the event loop,
without actually starting an event loop, this patch moves the
start_event_loop call to common code, and replaces the command_loop
hook with a pre_command_look hook, that now just prints the prompt.
Turns out to be a cleanup on its own right anyway.
gdb/ChangeLog:
2016-06-21 Pedro Alves <palves@redhat.com>
* cli/cli-interp.c (cli_interpreter_pre_command_loop): New
function.
(cli_interp_procs): Install it instead of cli_command_loop.
* cli/cli-interp.h (cli_interpreter_pre_command_loop): Declare.
* event-top.c (cli_command_loop): Delete.
* interps.c (interp_new): Remove reference to command_loop_proc.
(current_interp_command_loop): Delete.
(interp_pre_command_loop): New function.
(interp_command_loop_ftype): Delete.
* interps.h (interp_pre_command_loop_ftype): New typedef.
(struct interp_procs) <command_loop_proc>: Delele field.
<pre_command_loop_proc>: New field.
(current_interp_command_loop): Delete declaration.
(interp_pre_command_loop): New declaration.
* main.c (captured_command_loop): Call interp_pre_command_loop
instead of current_interp_command_loop and start an event loop.
* mi/mi-interp.c (mi_command_loop): Delete.
(mi_interpreter_pre_command_loop): New.
(mi_interp_procs): Update.
* tui/tui-interp.c (tui_interp_procs): Install
cli_interpreter_pre_command_loop instead of cli_command_loop.
|
|
Due to the way that readline's API works (based on globals), we can
only have one instance of readline in a process. So the goal of this
patch is to only allow editing in the main UI, and make sure that only
one UI calls into readline. Some MI paths touch readline variables
currently, which is bad as that is changing variables that matter for
the main console UI. This patch fixes those.
This actually fixes a nasty bug -- starting gdb in MI mode ("gdb
-i=mi"), and then doing "set editing on" crashes GDB, because MI is
not prepared to use readline:
set editing on
&"set editing on\n"
=cmd-param-changed,param="editing",value="on"
^done
(gdb)
p 1
readline: readline_callback_read_char() called with no handler!
Aborted (core dumped)
The fix for that was to add an interp_proc method to query the
interpreter whether it actually supports editing. New test included.
gdb/ChangeLog:
2016-06-21 Pedro Alves <palves@redhat.com>
PR mi/20034
* cli/cli-interp.c: Include cli-interp.h and event-top.h.
(cli_interpreter_resume): Pass 1 to gdb_setup_readline. Set the
UI's input_handler here.
(cli_interpreter_supports_command_editing): New function.
(cli_interp_procs): Install it.
* cli/cli-interp.h: New file.
* event-top.c (async_command_editing_p): Rename to ...
(set_editing_cmd_var): ... this.
(change_line_handler): Add parameter 'editing', and use it. Bail
early if the interpreter doesn't support editing. Don't touch
readline state if editing is off.
(gdb_rl_callback_handler_remove, gdb_rl_callback_handler_install)
(gdb_rl_callback_handler_reinstall): Assert the current UI is the
main UI.
(display_gdb_prompt): Don't call gdb_rl_callback_handler_remove if
not using readline. Check whether the current UI is using command
editing instead of checking the async_command_editing_p global.
(set_async_editing_command): Delete.
(gdb_setup_readline): Add 'editing' parameter. Only allow editing
on the main UI. Don't touch readline state if editing is off.
(gdb_disable_readline): Don't touch readline state if editing is
off.
* event-top.h (gdb_setup_readline): Add 'int' parameter.
(set_async_editing_command): Delete declaration.
(change_line_handler, command_line_handler): Declare.
(async_command_editing_p): Rename to ...
(set_editing_cmd_var): ... this.
* infrun.c (reinstall_readline_callback_handler_cleanup): Check
whether the current UI has editing enabled rather than checking
the async_command_editing_p global.
* interps.c (interp_supports_command_editing): New function.
* interps.h (interp_supports_command_editing_ftype): New typedef.
(struct interp_procs) <supports_command_editing_proc>: New field.
(interp_supports_command_editing): Declare.
* mi/mi-interp.c (mi_interpreter_resume): Pass 0 to
gdb_setup_readline. Don't clear the async_command_editing_p
global. Update comments.
* top.c (gdb_readline_wrapper_line, gdb_readline_wrapper): Check
whether the current UI has editing enabled rather than checking
the async_command_editing_p global. Don't touch readline state if
editing is off.
(undo_terminal_modifications_before_exit): Switch to the main UI.
Unconditionally call gdb_disable_readline.
(set_editing): New function.
(show_async_command_editing_p): Rename to ...
(show_editing): ... this. Show the state of the current UI.
(_initialize_top): Adjust.
* top.h (struct ui) <command_editing>: New field.
* tui/tui-interp.c: Include cli/cli-interp.h.
(tui_resume): Pass 1 to gdb_setup_readline. Set the UI's
input_handler.
(tui_interp_procs): Install
cli_interpreter_supports_command_editing.
* tui/tui-io.c (tui_getc): Check whether the current UI has
editing enabled rather than checking the async_command_editing_p
global.
gdb/testsuite/ChangeLog:
2016-06-21 Pedro Alves <palves@redhat.com>
PR mi/20034
* gdb.mi/mi-editing.exp: New file.
|
|
When we have multiple consoles, MI channels, etc., then we need to
broadcast breakpoint hits, etc. to all UIs. In the past, I've
adjusted most of the run control to communicate events to the
interpreters through observer notifications, so events would be
properly sent to console and MI streams, in sync and async modes.
This patch does the next logical step -- have each interpreter's
observers output interpreter-specific info to _all_ UIs.
Note that when we have multiple instances of active cli/tui
interpreters, then the cli_interp and tui_interp globals no longer
work. This is addressed by this patch.
Also, the interpreters currently register some observers when resumed
and remove them when suspended. If we have multiple instances of the
interpreters, and they can be suspended/resumed at different,
independent times, that no longer works. What we instead do is always
install the observers, and then have the observers themselves know
when to do nothing.
An earlier prototype of this series did the looping over struct UIs in
common code, and then dispatched events to the interpreters through a
matching interp_on_foo method for each observer. That turned out a
lot more complicated than the present solution, as we'd end up with
having to create a new interp method every time some interpreter
wanted to listen to some observer notification, resulting in a lot of
duplicated make-work and more coupling than desirable.
gdb/ChangeLog:
2016-06-21 Pedro Alves <palves@redhat.com>
* cli/cli-interp.c (cli_interp): Delete.
(as_cli_interp): New function.
(cli_on_normal_stop, cli_on_signal_received)
(cli_on_end_stepping_range, cli_on_signal_exited, cli_on_exited)
(cli_on_no_history): Send output to all CLI UIs.
(cli_on_sync_execution_done, cli_on_command_error): Skip output if
the top level interpreter is not a CLI.
(cli_interpreter_init): Don't set cli_interp or install observers
here.
(_initialize_cli_interp): Install observers here.
* event-top.c (main_ui_, ui_list): New globals.
(current_ui): Point to main_ui_.
(restore_ui_cleanup, switch_thru_all_uis_init)
(switch_thru_all_uis_cond, switch_thru_all_uis_next): New
functions.
* mi/mi-interp.c (as_mi_interp): New function.
(mi_interpreter_init): Don't install observers here.
(mi_on_sync_execution_done): Skip output if the top level
interpreter is not a MI.
(mi_new_thread, mi_thread_exit, mi_record_changed)
(mi_inferior_added, mi_inferior_appeared, mi_inferior_exit)
(mi_inferior_removed): Send output to all MI UIs.
(find_mi_interpreter, mi_interp_data): Delete.
(find_mi_interp): New function.
(mi_on_signal_received, mi_on_end_stepping_range)
(mi_on_signal_exited, mi_on_exited, mi_on_no_history): Send output
to all MI UIs.
(mi_on_normal_stop): Rename to ...
(mi_on_normal_stop_1): ... this.
(mi_on_normal_stop): Reimplement, sending output to all MI UIs.
(mi_traceframe_changed, mi_tsv_created, mi_tsv_deleted)
(mi_tsv_modified, mi_breakpoint_created, mi_breakpoint_deleted)
(mi_breakpoint_modified, mi_output_running_pid): Send output to
all MI UIs.
(mi_on_resume): Rename to ...
(mi_on_resume_1): ... this. Don't handle infcalls here.
(mi_on_resume): Reimplement, sending output to all MI UIs.
(mi_solib_loaded, mi_solib_unloaded, mi_command_param_changed)
(mi_memory_changed): Send output to all MI UIs.
(report_initial_inferior): Install observers here.
* top.h (struct ui) <next>: New field.
(ui_list): Declare.
(struct switch_thru_all_uis): New.
(switch_thru_all_uis_init, switch_thru_all_uis_cond)
(switch_thru_all_uis_next): Declare.
(SWITCH_THRU_ALL_UIS): New macro.
* tui/tui-interp.c (tui_interp): Delete global.
(as_tui_interp): New function.
(tui_on_normal_stop, tui_on_signal_received)
(tui_on_end_stepping_range, tui_on_signal_exited, tui_on_exited)
(tui_on_no_history): Send output to all TUI UIs.
(tui_on_sync_execution_done, tui_on_command_error): Skip output if
the top level interpreter is not a TUI.
(tui_init): Don't set tui_interp or install observers here.
(_initialize_tui_interp): Install observers here.
|
|
If every UI instance has its own set of interpreters, then the current
scheme of creating the interpreters at GDB initialization time no
longer works. We need to create them whenever a new UI instance is
created.
The scheme implemented here has each interpreter register a factory
callback that when called creates a new instance of a specific
interpreter type. Then, when some code in gdb looks up an interpreter
(always by name), if there's none yet, the factory method is called to
construct one.
gdb/ChangeLog:
2016-06-21 Pedro Alves <palves@redhat.com>
* cli/cli-interp.c (cli_uiout): Delete, moved into ...
(struct cli_interp): ... this new structure.
(cli_on_normal_stop, cli_on_signal_received)
(cli_on_end_stepping_range, cli_on_signal_exited, cli_on_exited)
(cli_on_no_history): Use interp_ui_out.
(cli_interpreter_init): If top level, set the cli_interp global.
(cli_interpreter_init): Return the interp's data instead of NULL.
(cli_interpreter_resume, cli_interpreter_exec, cli_ui_out): Adjust
to cli_uiout being in the interpreter's data.
(cli_interp_procs): New, factored out from _initialize_cli_interp.
(cli_interp_factory): New function.
(_initialize_cli_interp): Call interp_factory_register.
* interps.c (get_interp_info): New, factored out from ...
(get_current_interp_info): ... this.
(interp_new): Add parameter 'data'. Store it.
(struct interp_factory): New function.
(interp_factory_p): New typedef. Define a VEC_P.
(interpreter_factories): New global.
(interp_factory_register): New function.
(interp_add): Add 'ui' parameter. Use get_interp_info and
interp_lookup_existing.
(interp_lookup): Rename to ...
(interp_lookup_existing): ... this. Add 'ui' parameter. Don't
check for NULL or empty name here.
(interp_lookup): Add 'ui' parameter and reimplement.
(interp_set_temp, interpreter_exec_cmd): Adjust.
(interpreter_completer): Complete on registered interpreter
factories instead of interpreters.
* interps.h (interp_factory_func): New typedef.
(interp_factory_register): Declare.
(interp_new, interp_add): Adjust.
(interp_lookup): Declare.
* main.c (captured_main): Adjust.
* mi/mi-interp.c (mi_cmd_interpreter_exec): Adjust.
(mi_interp_procs): New, factored out from
_initialize_mi_interp.
(mi_interp_factory): New function.
* python/python.c (execute_gdb_command): Adjust.
* tui/tui-interp.c (tui_init): If top level, set the tui_interp
global.
(tui_interp_procs): New.
(tui_interp_factory): New function.
(_initialize_tui_interp): Call interp_factory_register.
|
|
gdb/ChangeLog:
* tui/tui-stack.c (tui_show_frame_info): Fix type mismatch.
|
|
gdb/ChangeLog:
2016-05-07 Trevor Saunders <tbsaunde+binutils@tbsaunde.org>
* aarch64-linux-tdep.c (aarch64_linux_sigframe_init): Remove unused
variables.
* aarch64-tdep.c (aarch64_skip_prologue): Likewise.
(aarch64_scan_prologue): Likewise.
(aarch64_prologue_prev_register): Likewise.
(aarch64_dwarf2_prev_register): Likewise.
(pass_in_v): Likewise.
(aarch64_push_dummy_call): Likewise.
(aarch64_breakpoint_from_pc): Likewise.
(aarch64_return_in_memory): Likewise.
(aarch64_return_value): Likewise.
(aarch64_displaced_step_b_cond): Likewise.
(aarch64_displaced_step_cb): Likewise.
(aarch64_displaced_step_tb): Likewise.
(aarch64_gdbarch_init): Likewise.
(aarch64_process_record): Likewise.
* alpha-mdebug-tdep.c (alpha_mdebug_init_abi): Likewise.
* alpha-tdep.c (_initialize_alpha_tdep): Likewise.
* amd64-dicos-tdep.c (amd64_dicos_init_abi): Likewise.
* amd64-linux-tdep.c (amd64_dtrace_parse_probe_argument): Likewise.
* amd64-tdep.c (fixup_riprel): Likewise.
* amd64-windows-tdep.c (amd64_windows_frame_decode_epilogue): Likewise.
(amd64_windows_frame_decode_insns): Likewise.
(amd64_windows_frame_cache): Likewise.
(amd64_windows_frame_prev_register): Likewise.
(amd64_windows_frame_this_id): Likewise.
(amd64_windows_init_abi): Likewise.
* arm-linux-tdep.c (arm_linux_get_syscall_number): Likewise.
(arm_linux_get_next_pcs_syscall_next_pc): Likewise.
* arm-symbian-tdep.c (arm_symbian_init_abi): Likewise.
* arm-tdep.c (arm_make_epilogue_frame_cache): Likewise.
(arm_epilogue_frame_prev_register): Likewise.
(arm_record_vdata_transfer_insn): Likewise.
(arm_record_exreg_ld_st_insn): Likewise.
* auto-load.c (execute_script_contents): Likewise.
(print_scripts): Likewise.
* avr-tdep.c (avr_frame_prev_register): Likewise.
(avr_push_dummy_call): Likewise.
* bfin-linux-tdep.c (bfin_linux_sigframe_init): Likewise.
* bfin-tdep.c (bfin_gdbarch_init): Likewise.
* blockframe.c (find_pc_partial_function_gnu_ifunc): Likewise.
* break-catch-throw.c (fetch_probe_arguments): Likewise.
* breakpoint.c (breakpoint_xfer_memory): Likewise.
(breakpoint_init_inferior): Likewise.
(breakpoint_inserted_here_p): Likewise.
(software_breakpoint_inserted_here_p): Likewise.
(hardware_breakpoint_inserted_here_p): Likewise.
(bpstat_what): Likewise.
(break_range_command): Likewise.
(save_breakpoints): Likewise.
* coffread.c (coff_symfile_read): Likewise.
* cris-tdep.c (cris_push_dummy_call): Likewise.
(cris_scan_prologue): Likewise.
(cris_register_size): Likewise.
(_initialize_cris_tdep): Likewise.
* d-exp.y: Likewise.
* dbxread.c (dbx_read_symtab): Likewise.
(process_one_symbol): Likewise.
(coffstab_build_psymtabs): Likewise.
(elfstab_build_psymtabs): Likewise.
* dicos-tdep.c (dicos_init_abi): Likewise.
* disasm.c (do_mixed_source_and_assembly): Likewise.
(gdb_disassembly): Likewise.
* dtrace-probe.c (dtrace_process_dof): Likewise.
* dwarf2read.c (error_check_comp_unit_head): Likewise.
(build_type_psymtabs_1): Likewise.
(skip_one_die): Likewise.
(process_imported_unit_die): Likewise.
(dwarf2_physname): Likewise.
(read_file_scope): Likewise.
(setup_type_unit_groups): Likewise.
(create_dwo_cu_reader): Likewise.
(create_dwo_cu): Likewise.
(create_dwo_unit_in_dwp_v1): Likewise.
(create_dwo_unit_in_dwp_v2): Likewise.
(lookup_dwo_unit_in_dwp): Likewise.
(free_dwo_file): Likewise.
(check_producer): Likewise.
(dwarf2_add_typedef): Likewise.
(dwarf2_add_member_fn): Likewise.
(read_unsigned_leb128): Likewise.
(read_signed_leb128): Likewise.
(dwarf2_const_value): Likewise.
(follow_die_sig_1): Likewise.
(dwarf_decode_macro_bytes): Likewise.
* extension.c (restore_active_ext_lang): Likewise.
* frv-linux-tdep.c (frv_linux_sigtramp_frame_cache): Likewise.
* ft32-tdep.c (ft32_analyze_prologue): Likewise.
* gdbtypes.c (lookup_typename): Likewise.
(resolve_dynamic_range): Likewise.
(check_typedef): Likewise.
* h8300-tdep.c (h8300_is_argument_spill): Likewise.
(h8300_gdbarch_init): Likewise.
* hppa-tdep.c (hppa32_push_dummy_call): Likewise.
(hppa_frame_this_id): Likewise.
(_initialize_hppa_tdep): Likewise.
* hppanbsd-tdep.c (hppanbsd_sigtramp_cache_init): Likewise.
* hppaobsd-tdep.c (hppaobsd_supply_fpregset): Likewise.
* i386-dicos-tdep.c (i386_dicos_init_abi): Likewise.
* i386-tdep.c (i386_bnd_type): Likewise.
(i386_gdbarch_init): Likewise.
(i386_mpx_bd_base): Likewise.
* i386nbsd-tdep.c (i386nbsd_sigtramp_cache_init): Likewise.
* i386obsd-tdep.c (i386obsd_elf_init_abi): Likewise.
* ia64-tdep.c (examine_prologue): Likewise.
(ia64_frame_cache): Likewise.
(ia64_push_dummy_call): Likewise.
* infcmd.c (finish_command_fsm_async_reply_reason): Likewise.
(default_print_one_register_info): Likewise.
* infrun.c (infrun_thread_ptid_changed): Likewise.
(thread_still_needs_step_over): Likewise.
(stop_all_threads): Likewise.
(restart_threads): Likewise.
(keep_going_stepped_thread): Likewise.
* iq2000-tdep.c (iq2000_scan_prologue): Likewise.
* language.c (language_init_primitive_type_symbols): Likewise.
* linespec.c (add_sal_to_sals): Likewise.
* linux-nat.c (status_callback): Likewise.
(kill_unfollowed_fork_children): Likewise.
(linux_nat_kill): Likewise.
* linux-tdep.c (linux_fill_prpsinfo): Likewise.
* linux-thread-db.c (thread_db_notice_clone): Likewise.
(record_thread): Likewise.
* location.c (string_to_event_location_basic): Likewise.
* m32c-tdep.c (m32c_prev_register): Likewise.
* m32r-linux-tdep.c (m32r_linux_init_abi): Likewise.
* m32r-tdep.c (decode_prologue): Likewise.
* m68klinux-tdep.c (m68k_linux_sigtramp_frame_cache): Likewise.
* machoread.c (macho_symtab_read): Likewise.
(macho_symfile_read): Likewise.
(macho_symfile_offsets): Likewise.
* maint.c (set_per_command_cmd): Likewise.
* mi/mi-cmd-stack.c (mi_cmd_stack_list_locals): Likewise.
(mi_cmd_stack_list_variables): Likewise.
* mi/mi-main.c (mi_cmd_exec_run): Likewise.
(output_register): Likewise.
(mi_cmd_execute): Likewise.
(mi_cmd_trace_define_variable): Likewise.
(print_variable_or_computed): Likewise.
* minsyms.c (prim_record_minimal_symbol_full): Likewise.
* mn10300-tdep.c (mn10300_frame_prev_register): Likewise.
* msp430-tdep.c (msp430_pseudo_register_write): Likewise.
* mt-tdep.c (mt_registers_info): Likewise.
* nios2-tdep.c (nios2_analyze_prologue): Likewise.
(nios2_push_dummy_call): Likewise.
(nios2_frame_unwind_cache): Likewise.
(nios2_stub_frame_cache): Likewise.
(nios2_stub_frame_sniffer): Likewise.
(nios2_gdbarch_init): Likewise.
* ppc-ravenscar-thread.c: Likewise.
* ppcfbsd-tdep.c (ppcfbsd_sigtramp_frame_cache): Likewise.
* python/py-evts.c (add_new_registry): Likewise.
* python/py-finishbreakpoint.c (bpfinishpy_init): Likewise.
(bpfinishpy_detect_out_scope_cb): Likewise.
* python/py-framefilter.c (py_print_value): Likewise.
* python/py-inferior.c (infpy_write_memory): Likewise.
* python/py-infevents.c (create_inferior_call_event_object): Likewise.
* python/py-infthread.c (thpy_get_ptid): Likewise.
* python/py-linetable.c (ltpy_get_pcs_for_line): Likewise.
(ltpy_get_all_source_lines): Likewise.
(ltpy_is_valid): Likewise.
(ltpy_iternext): Likewise.
* python/py-symtab.c (symtab_and_line_to_sal_object): Likewise.
* python/py-unwind.c (pyuw_object_attribute_to_pointer): Likewise.
(unwind_infopy_str): Likewise.
* python/py-varobj.c (py_varobj_get_iterator): Likewise.
* ravenscar-thread.c (ravenscar_inferior_created): Likewise.
* rs6000-aix-tdep.c (rs6000_push_dummy_call): Likewise.
* rs6000-lynx178-tdep.c (rs6000_lynx178_push_dummy_call): Likewise.
* rs6000-tdep.c (ppc_deal_with_atomic_sequence): Likewise.
* s390-linux-tdep.c (s390_supply_tdb_regset): Likewise.
(s390_frame_prev_register): Likewise.
(s390_dwarf2_frame_init_reg): Likewise.
(s390_record_vr): Likewise.
(s390_process_record): Likewise.
* score-tdep.c (score_push_dummy_call): Likewise.
(score3_analyze_prologue): Likewise.
* sh-tdep.c (sh_extract_return_value_nofpu): Likewise.
* sh64-tdep.c (sh64_analyze_prologue): Likewise.
(sh64_push_dummy_call): Likewise.
(sh64_extract_return_value): Likewise.
(sh64_do_fp_register): Likewise.
* solib-aix.c (solib_aix_get_section_offsets): Likewise.
* solib-darwin.c (darwin_read_exec_load_addr_from_dyld): Likewise.
(darwin_solib_read_all_image_info_addr): Likewise.
* solib-dsbt.c (enable_break): Likewise.
* solib-frv.c (enable_break2): Likewise.
(frv_fdpic_find_canonical_descriptor): Likewise.
* solib-svr4.c (svr4_handle_solib_event): Likewise.
* sparc-tdep.c (sparc_skip_stack_check): Likewise.
* sparc64-linux-tdep.c (sparc64_linux_get_longjmp_target): Likewise.
* sparcobsd-tdep.c (sparc32obsd_init_abi): Likewise.
* spu-tdep.c (info_spu_dma_cmdlist): Likewise.
* stack.c (read_frame_local): Likewise.
* symfile.c (symbol_file_add_separate): Likewise.
(remove_symbol_file_command): Likewise.
* symmisc.c (maintenance_print_one_line_table): Likewise.
* symtab.c (symbol_cache_flush): Likewise.
(basic_lookup_transparent_type): Likewise.
(sort_search_symbols_remove_dups): Likewise.
* target.c (target_memory_map): Likewise.
(target_detach): Likewise.
(target_resume): Likewise.
(acquire_fileio_fd): Likewise.
(target_store_registers): Likewise.
* thread.c (print_thread_info_1): Likewise.
* tic6x-tdep.c (tic6x_analyze_prologue): Likewise.
* tilegx-linux-tdep.c (tilegx_linux_sigframe_init): Likewise.
* tilegx-tdep.c (tilegx_push_dummy_call): Likewise.
(tilegx_analyze_prologue): Likewise.
(tilegx_stack_frame_destroyed_p): Likewise.
(tilegx_frame_cache): Likewise.
* tracefile.c (trace_save): Likewise.
* tracepoint.c (encode_actions_and_make_cleanup): Likewise.
(start_tracing): Likewise.
(print_one_static_tracepoint_marker): Likewise.
* tui/tui.c (tui_enable): Likewise.
* valops.c (value_struct_elt_bitpos): Likewise.
(find_overload_match): Likewise.
(find_oload_champ): Likewise.
* value.c (value_contents_copy_raw): Likewise.
* windows-tdep.c (windows_get_tlb_type): Likewise.
* x86-linux-nat.c (x86_linux_enable_btrace): Likewise.
* xcoffread.c (record_minimal_symbol): Likewise.
(scan_xcoff_symtab): Likewise.
* xtensa-tdep.c (execute_code): Likewise.
(xtensa_gdbarch_init): Likewise.
(_initialize_xtensa_tdep): Likewise.
|
|
Nothing actually uses this global.
gdb/ChangeLog:
2016-04-12 Pedro Alves <palves@redhat.com>
* tui/tui-hooks.c (tui_target_has_run): Delete.
(tui_about_to_proceed): Delete.
(tui_about_to_proceed_observer): Delete.
(tui_install_hooks, tui_remove_hooks): Don't install/remove an
about_to_proceed observer.
|
|
As can be seen in the tui_redisplay_readline comment:
"The command could call prompt_for_continue and we must not restore
SingleKey so that the prompt and normal keymap are used."
immediate_quit is being used as proxy for "secondary prompt".
We have a better predicate nowadays, so use it.
gdb/ChangeLog:
2016-04-12 Pedro Alves <palves@redhat.com>
* tui/tui-io.c (tui_redisplay_readline): Check
gdb_in_secondary_prompt_p instead of immediate_quit.
* tui/tui.c: Include top.h.
(tui_rl_startup_hook): Check gdb_in_secondary_prompt_p instead of
immediate_quit.
|
|
gdb/ChangeLog:
Update year range in copyright notice of all files.
|
|
I stumbled upon this while doing some cxx-conversion work. Since the
x-family alloc functions throw on failure, it is useless to test their
result for failure. The else branch of != NULL is basically dead code.
I changed the type of element_block_ptr to struct tui_win_element, which
seems obvious (this is actually what raised the flag, casting the result
of xmalloc to struct tui_win_element* wouldn't work).
gdb/ChangeLog:
* tui/tui-data.c (tui_alloc_content): Don't check xmalloc
result. Change type of element_block_ptr. Change allocation to
use XNEWVEC.
|
|
The (void *) casts make the build fail in C++ mode and are unnecessary.
gdb/ChangeLog:
* tui/tui-data.c (tui_add_to_source_windows): Remove void *
cast.
(tui_add_content_elements): Likewise.
|
|
Trivial constifications flagged by G++. E.g.:
src/gdb/c-varobj.c: In function ‘void c_describe_child(const varobj*, int, char**, value**, type**, char**)’:
src/gdb/c-varobj.c:373:33: error: invalid conversion from ‘const char*’ to ‘char*’ [-fpermissive]
char *join = was_ptr ? "->" : ".";
^
gdb/ChangeLog:
2015-10-13 Pedro Alves <palves@redhat.com>
* ada-lang.c (ada_enum_name): Constify local.
* ada-typeprint.c (print_range_bound): Constify locals.
* c-varobj.c (c_describe_child): Likewise.
* cli/cli-setshow.c (do_set_command): Likewise.
* gdb_vecs.c (delim_string_to_char_ptr_vec_append): Likewise.
* dwarf2read.c (find_file_and_directory): Likewise.
(anonymous_struct_prefix, dwarf2_name): Likewise.
* gnu-v3-abi.c (gnuv3_rtti_type): Likewise.
* go-lang.c (unpack_mangled_go_symbol): Likewise.
* jv-typeprint.c (java_type_print_base): Likewise.
* ser-tcp.c (net_open): Likewise.
* symfile.c (deduce_language_from_filename): Likewise.
* symtab.c (gdb_mangle_name): Likewise.
* tui/tui-io.c (tui_redisplay_readline): Likewise.
|
|
See previous patch's description.
gdb/ChangeLog:
* macrocmd.c (print_macro_callback): Add cast(s).
* macrotab.c (macro_bcache_str): Likewise.
(new_macro_definition): Likewise.
* main.c (captured_main): Likewise.
* maint.c (print_bfd_section_info): Likewise.
* mdebugread.c (mdebug_build_psymtabs): Likewise.
(basic_type): Likewise.
* memattr.c (mem_region_cmp): Likewise.
* memory-map.c (memory_map_start_memory): Likewise.
(memory_map_end_memory): Likewise.
(memory_map_start_property): Likewise.
(memory_map_end_property): Likewise.
(clear_result): Likewise.
* memrange.c (compare_mem_ranges): Likewise.
* mep-tdep.c (mep_analyze_frame_prologue): Likewise.
* mi/mi-cmd-var.c (mi_cmd_var_update_iter): Likewise.
* mi/mi-console.c (mi_console_file_delete): Likewise.
(mi_console_file_fputs): Likewise.
(mi_console_raw_packet): Likewise.
(mi_console_file_flush): Likewise.
(mi_console_set_raw): Likewise.
* mi/mi-interp.c (mi_interpreter_resume): Likewise.
(mi_new_thread): Likewise.
(mi_thread_exit): Likewise.
(mi_record_changed): Likewise.
(mi_inferior_added): Likewise.
(mi_inferior_appeared): Likewise.
(mi_inferior_exit): Likewise.
(mi_inferior_removed): Likewise.
(mi_interp_data): Likewise.
(mi_on_normal_stop): Likewise.
(mi_traceframe_changed): Likewise.
(mi_tsv_created): Likewise.
(mi_tsv_deleted): Likewise.
(mi_tsv_modified): Likewise.
(mi_breakpoint_created): Likewise.
(mi_breakpoint_deleted): Likewise.
(mi_breakpoint_modified): Likewise.
(mi_output_running_pid): Likewise.
(mi_inferior_count): Likewise.
(mi_solib_loaded): Likewise.
(mi_solib_unloaded): Likewise.
(mi_command_param_changed): Likewise.
(mi_memory_changed): Likewise.
(report_initial_inferior): Likewise.
(mi_ui_out): Likewise.
(mi_set_logging): Likewise.
* mi/mi-main.c (collect_cores): Likewise.
(print_one_inferior): Likewise.
(free_vector_of_ints): Likewise.
(free_splay_tree): Likewise.
(mi_execute_command): Likewise.
* mi/mi-out.c (mi_table_body): Likewise.
(mi_table_end): Likewise.
(mi_table_header): Likewise.
(mi_begin): Likewise.
(mi_end): Likewise.
(mi_field_int): Likewise.
(mi_field_string): Likewise.
(mi_field_fmt): Likewise.
(mi_flush): Likewise.
(mi_redirect): Likewise.
(field_separator): Likewise.
(mi_open): Likewise.
(mi_close): Likewise.
(mi_out_buffered): Likewise.
(mi_out_rewind): Likewise.
(mi_out_put): Likewise.
(mi_version): Likewise.
(mi_out_data_dtor): Likewise.
* mi/mi-parse.c (mi_parse_cleanup): Likewise.
* microblaze-tdep.c (microblaze_frame_cache): Likewise.
* minidebug.c (lzma_open): Likewise.
(lzma_pread): Likewise.
(lzma_close): Likewise.
(lzma_stat): Likewise.
* mips-linux-tdep.c (mips_linux_init_abi): Likewise.
* mips-sde-tdep.c (mips_sde_frame_cache): Likewise.
(mips_sde_elf_osabi_sniff_abi_tag_sections): Likewise.
* mips-tdep.c (mips_insn16_frame_cache): Likewise.
(mips_micro_frame_cache): Likewise.
(mips_insn32_frame_cache): Likewise.
(mips_stub_frame_cache): Likewise.
(gdb_print_insn_mips): Likewise.
(value_of_mips_user_reg): Likewise.
(mips_gdbarch_init): Likewise.
* mips64obsd-tdep.c (mips64obsd_supply_gregset): Likewise.
* mipsnbsd-tdep.c (mipsnbsd_supply_fpregset): Likewise.
(mipsnbsd_supply_gregset): Likewise.
* mn10300-linux-tdep.c (am33_supply_fpregset_method): Likewise.
(am33_collect_gregset_method): Likewise.
(am33_collect_fpregset_method): Likewise.
* mn10300-tdep.c (mn10300_analyze_frame_prologue): Likewise.
* moxie-tdep.c (moxie_frame_cache): Likewise.
* msp430-tdep.c (msp430_get_opcode_byte): Likewise.
(msp430_analyze_frame_prologue): Likewise.
* mt-tdep.c (mt_frame_unwind_cache): Likewise.
* nios2-linux-tdep.c (nios2_supply_gregset): Likewise.
(nios2_collect_gregset): Likewise.
* nios2-tdep.c (nios2_frame_unwind_cache): Likewise.
(nios2_stub_frame_cache): Likewise.
* objc-lang.c (find_methods): Likewise.
* objfiles.c (objfiles_pspace_data_cleanup): Likewise.
(get_objfile_pspace_data): Likewise.
(get_objfile_bfd_data): Likewise.
(objfile_bfd_data_free): Likewise.
(add_to_objfile_sections): Likewise.
(do_free_objfile_cleanup): Likewise.
(resume_section_map_updates_cleanup): Likewise.
* opencl-lang.c (builtin_opencl_type): Likewise.
* osabi.c (generic_elf_osabi_sniff_abi_tag_sections): Likewise.
* osdata.c (osdata_start_osdata): Likewise.
(osdata_start_item): Likewise.
(osdata_start_column): Likewise.
(osdata_end_column): Likewise.
(clear_parsing_data): Likewise.
(osdata_free_cleanup): Likewise.
* parse.c (type_stack_cleanup): Likewise.
(exp_uses_objfile_iter): Likewise.
* ppc-linux-tdep.c (ppc_linux_supply_gregset): Likewise.
(ppc_linux_collect_gregset): Likewise.
(ppu2spu_prev_arch): Likewise.
(ppu2spu_this_id): Likewise.
(ppu2spu_prev_register): Likewise.
(ppu2spu_unwind_register): Likewise.
(ppu2spu_sniffer): Likewise.
(ppu2spu_dealloc_cache): Likewise.
(ppc_linux_init_abi): Likewise.
* ppcfbsd-tdep.c (ppcfbsd_sigtramp_frame_cache): Likewise.
* ppcobsd-tdep.c (ppcobsd_sigtramp_frame_cache): Likewise.
* progspace.c (restore_program_space): Likewise.
* psymtab.c (find_pc_sect_psymtab): Likewise.
(compare_psymbols): Likewise.
(psymbol_bcache_full): Likewise.
(allocate_psymtab): Likewise.
(discard_psymtabs_upto): Likewise.
* python/py-block.c (set_block): Likewise.
(del_objfile_blocks): Likewise.
* python/py-breakpoint.c (build_bp_list): Likewise.
* python/py-inferior.c (inferior_to_inferior_object): Likewise.
(build_inferior_list): Likewise.
(py_free_inferior): Likewise.
* python/py-objfile.c (py_free_objfile): Likewise.
(objfile_to_objfile_object): Likewise.
* python/py-prettyprint.c (py_restore_tstate): Likewise.
* python/py-progspace.c (py_free_pspace): Likewise.
(pspace_to_pspace_object): Likewise.
* python/py-symbol.c (set_symbol): Likewise.
(del_objfile_symbols): Likewise.
* python/py-symtab.c (set_sal): Likewise.
(set_symtab): Likewise.
(del_objfile_symtab): Likewise.
(del_objfile_sal): Likewise.
* python/py-type.c (save_objfile_types): Likewise.
(set_type): Likewise.
* python/py-unwind.c (pyuw_prev_register): Likewise.
(pyuw_on_new_gdbarch): Likewise.
* python/py-utils.c (py_decref): Likewise.
(py_xdecref): Likewise.
(gdb_py_generic_dict): Likewise.
* python/py-xmethods.c (gdbpy_free_xmethod_worker_data): Likewise.
(gdbpy_clone_xmethod_worker_data): Likewise.
(gdbpy_get_xmethod_arg_types): Likewise.
(gdbpy_get_xmethod_result_type): Likewise.
(gdbpy_invoke_xmethod): Likewise.
* python/python.c (gdbpy_apply_type_printers): Likewise.
(gdbpy_free_type_printers): Likewise.
* record-btrace.c (record_btrace_disable_callback): Likewise.
(bfcache_hash): Likewise.
(bfcache_eq): Likewise.
(btrace_get_frame_function): Likewise.
(record_btrace_frame_unwind_stop_reason): Likewise.
(record_btrace_frame_this_id): Likewise.
(record_btrace_frame_prev_register): Likewise.
(record_btrace_frame_dealloc_cache): Likewise.
* record-full.c (record_full_message_wrapper): Likewise.
(record_full_save_cleanups): Likewise.
* regcache.c (regcache_descr): Likewise.
(do_regcache_xfree): Likewise.
(do_regcache_invalidate): Likewise.
(do_cooked_read): Likewise.
(regcache_transfer_regset): Likewise.
* reggroups.c (reggroup_add): Likewise.
(reggroup_next): Likewise.
(reggroup_prev): Likewise.
* remote-fileio.c (do_remote_fileio_request): Likewise.
* remote-notif.c (remote_async_get_pending_events_handler): Likewise.
(do_notif_event_xfree): Likewise.
* remote.c (get_remote_arch_state): Likewise.
(remote_pspace_data_cleanup): Likewise.
(get_remote_exec_file): Likewise.
(set_pspace_remote_exec_file): Likewise.
(compare_pnums): Likewise.
(clear_threads_listing_context): Likewise.
(remote_newthread_step): Likewise.
(start_thread): Likewise.
(end_thread): Likewise.
(remove_child_of_pending_fork): Likewise.
(remove_stop_reply_for_inferior): Likewise.
(remove_stop_reply_of_remote_state): Likewise.
(remote_notif_remove_once_on_match): Likewise.
(stop_reply_match_ptid_and_ws): Likewise.
(kill_child_of_pending_fork): Likewise.
(register_remote_g_packet_guess): Likewise.
(remote_read_description_p): Likewise.
(remote_read_description): Likewise.
(free_actions_list_cleanup_wrapper): Likewise.
(remote_async_serial_handler): Likewise.
* rl78-tdep.c (rl78_get_opcode_byte): Likewise.
(rl78_analyze_frame_prologue): Likewise.
* rs6000-tdep.c (ppc_supply_gregset): Likewise.
(ppc_supply_fpregset): Likewise.
(ppc_supply_vsxregset): Likewise.
(ppc_supply_vrregset): Likewise.
(ppc_collect_gregset): Likewise.
(ppc_collect_fpregset): Likewise.
(ppc_collect_vsxregset): Likewise.
(ppc_collect_vrregset): Likewise.
(e500_move_ev_register): Likewise.
(do_regcache_raw_write): Likewise.
(rs6000_frame_cache): Likewise.
(rs6000_epilogue_frame_cache): Likewise.
(rs6000_gdbarch_init): Likewise.
* rx-tdep.c (rx_get_opcode_byte): Likewise.
(rx_analyze_frame_prologue): Likewise.
(rx_frame_type): Likewise.
(rx_frame_sniffer_common): Likewise.
* s390-linux-tdep.c (s390_check_for_saved): Likewise.
(s390_frame_unwind_cache): Likewise.
(s390_stub_frame_unwind_cache): Likewise.
(s390_sigtramp_frame_unwind_cache): Likewise.
* score-tdep.c (score_make_prologue_cache): Likewise.
* sentinel-frame.c (sentinel_frame_prev_register): Likewise.
(sentinel_frame_prev_arch): Likewise.
* ser-base.c (fd_event): Likewise.
(push_event): Likewise.
(ser_base_write): Likewise.
* ser-pipe.c (pipe_close): Likewise.
* serial.c (serial_write): Likewise.
* sh-tdep.c (sh_frame_cache): Likewise.
(sh_stub_this_id): Likewise.
* sh64-tdep.c (sh64_frame_cache): Likewise.
* solib-aix.c (get_solib_aix_inferior_data): Likewise.
(library_list_start_library): Likewise.
(library_list_start_list): Likewise.
(solib_aix_free_library_list): Likewise.
* solib-darwin.c (get_darwin_info): Likewise.
* solib-dsbt.c (get_dsbt_info): Likewise.
* solib-spu.c (append_ocl_sos): Likewise.
* solib-svr4.c (svr4_pspace_data_cleanup): Likewise.
(get_svr4_info): Likewise.
(library_list_start_library): Likewise.
(svr4_library_list_start_list): Likewise.
(hash_probe_and_action): Likewise.
(equal_probe_and_action): Likewise.
(svr4_update_solib_event_breakpoint): Likewise.
(set_solib_svr4_fetch_link_map_offsets): Likewise.
(svr4_fetch_link_map_offsets): Likewise.
(svr4_have_link_map_offsets): Likewise.
* solib-target.c (library_list_start_segment): Likewise.
(library_list_start_section): Likewise.
(library_list_start_library): Likewise.
(library_list_end_library): Likewise.
(library_list_start_list): Likewise.
(solib_target_free_library_list): Likewise.
* solib.c (solib_ops): Likewise.
(set_solib_ops): Likewise.
* sparc-sol2-tdep.c (sparc32_sol2_sigtramp_frame_cache): Likewise.
* sparc-tdep.c (sparc_frame_cache): Likewise.
(sparc32_frame_cache): Likewise.
(sparc32_supply_gregset): Likewise.
(sparc32_collect_gregset): Likewise.
(sparc32_supply_fpregset): Likewise.
(sparc32_collect_fpregset): Likewise.
* sparc64-sol2-tdep.c (sparc64_sol2_sigtramp_frame_cache): Likewise.
* sparc64-tdep.c (sparc64_supply_gregset): Likewise.
(sparc64_collect_gregset): Likewise.
(sparc64_supply_fpregset): Likewise.
(sparc64_collect_fpregset): Likewise.
* sparc64fbsd-tdep.c (sparc64fbsd_sigtramp_frame_cache): Likewise.
* sparc64nbsd-tdep.c (sparc64nbsd_sigcontext_frame_cache): Likewise.
* sparc64obsd-tdep.c (sparc64obsd_frame_cache): Likewise.
(sparc64obsd_trapframe_cache): Likewise.
* sparcnbsd-tdep.c (sparc32nbsd_sigcontext_frame_cache): Likewise.
* sparcobsd-tdep.c (sparc32obsd_sigtramp_frame_cache): Likewise.
* spu-multiarch.c (spu_gdbarch): Likewise.
* spu-tdep.c (spu_frame_unwind_cache): Likewise.
(spu2ppu_prev_arch): Likewise.
(spu2ppu_this_id): Likewise.
(spu2ppu_prev_register): Likewise.
(spu2ppu_dealloc_cache): Likewise.
(spu_dis_asm_print_address): Likewise.
(gdb_print_insn_spu): Likewise.
(spu_get_overlay_table): Likewise.
* stabsread.c (rs6000_builtin_type): Likewise.
* stack.c (do_print_variable_and_value): Likewise.
* stap-probe.c (get_stap_base_address_1): Likewise.
* symfile-debug.c (debug_qf_has_symbols): Likewise.
(debug_qf_find_last_source_symtab): Likewise.
(debug_qf_forget_cached_source_info): Likewise.
(debug_qf_map_symtabs_matching_filename): Likewise.
(debug_qf_lookup_symbol): Likewise.
(debug_qf_print_stats): Likewise.
(debug_qf_dump): Likewise.
(debug_qf_relocate): Likewise.
(debug_qf_expand_symtabs_for_function): Likewise.
(debug_qf_expand_all_symtabs): Likewise.
(debug_qf_expand_symtabs_with_fullname): Likewise.
(debug_qf_map_matching_symbols): Likewise.
(debug_qf_expand_symtabs_matching): Likewise.
(debug_qf_find_pc_sect_compunit_symtab): Likewise.
(debug_qf_map_symbol_filenames): Likewise.
(debug_sym_get_probes): Likewise.
(debug_sym_new_init): Likewise.
(debug_sym_init): Likewise.
(debug_sym_read): Likewise.
(debug_sym_read_psymbols): Likewise.
(debug_sym_finish): Likewise.
(debug_sym_offsets): Likewise.
(debug_sym_read_linetable): Likewise.
(debug_sym_relocate): Likewise.
(uninstall_symfile_debug_logging): Likewise.
* symfile-mem.c (symbol_file_add_from_memory_wrapper): Likewise.
* symfile.c (place_section): Likewise.
(add_section_size_callback): Likewise.
(load_progress): Likewise.
(load_section_callback): Likewise.
(clear_memory_write_data): Likewise.
(allocate_symtab): Likewise.
* symmisc.c (maintenance_expand_file_matcher): Likewise.
* symtab.c (lookup_symtab_callback): Likewise.
(hash_demangled_name_entry): Likewise.
(eq_demangled_name_entry): Likewise.
(get_symbol_cache): Likewise.
(symbol_cache_cleanup): Likewise.
(set_symbol_cache_size): Likewise.
(symbol_cache_flush): Likewise.
(maintenance_print_symbol_cache): Likewise.
(maintenance_print_symbol_cache_statistics): Likewise.
(delete_filename_seen_cache): Likewise.
(output_partial_symbol_filename): Likewise.
(search_symbols_file_matches): Likewise.
(search_symbols_name_matches): Likewise.
(do_free_completion_list): Likewise.
(maybe_add_partial_symtab_filename): Likewise.
(get_main_info): Likewise.
(main_info_cleanup): Likewise.
* target-dcache.c (target_dcache_cleanup): Likewise.
(target_dcache_init_p): Likewise.
(target_dcache_invalidate): Likewise.
(target_dcache_get): Likewise.
(target_dcache_get_or_init): Likewise.
* target-descriptions.c (target_find_description): Likewise.
(tdesc_find_type): Likewise.
(tdesc_data_cleanup): Likewise.
(tdesc_find_arch_register): Likewise.
(tdesc_register_name): Likewise.
(tdesc_register_type): Likewise.
(tdesc_register_reggroup_p): Likewise.
(set_tdesc_pseudo_register_name): Likewise.
(set_tdesc_pseudo_register_type): Likewise.
(set_tdesc_pseudo_register_reggroup_p): Likewise.
(tdesc_use_registers): Likewise.
(free_target_description): Likewise.
* target-memory.c (compare_block_starting_address): Likewise.
(cleanup_request_data): Likewise.
(cleanup_write_requests_vector): Likewise.
* target.c (open_target): Likewise.
(cleanup_restore_target_terminal): Likewise.
(free_memory_read_result_vector): Likewise.
* thread.c (disable_thread_stack_temporaries): Likewise.
(finish_thread_state_cleanup): Likewise.
(do_restore_current_thread_cleanup): Likewise.
(restore_current_thread_cleanup_dtor): Likewise.
(set_thread_refcount): Likewise.
(tp_array_compar): Likewise.
(do_captured_thread_select): Likewise.
* tic6x-tdep.c (tic6x_frame_unwind_cache): Likewise.
(tic6x_stub_this_id): Likewise.
* tilegx-tdep.c (tilegx_frame_cache): Likewise.
* top.c (do_restore_instream_cleanup): Likewise.
(gdb_readline_wrapper_cleanup): Likewise.
(kill_or_detach): Likewise.
(print_inferior_quit_action): Likewise.
* tracefile-tfile.c (match_blocktype): Likewise.
(build_traceframe_info): Likewise.
* tracefile.c (trace_file_writer_xfree): Likewise.
* tracepoint.c (memrange_cmp): Likewise.
(do_collect_symbol): Likewise.
(do_clear_collection_list): Likewise.
(do_restore_current_traceframe_cleanup): Likewise.
(restore_current_traceframe_cleanup_dtor): Likewise.
(free_current_marker): Likewise.
(traceframe_info_start_memory): Likewise.
(traceframe_info_start_tvar): Likewise.
(free_result): Likewise.
* tramp-frame.c (tramp_frame_cache): Likewise.
* tui/tui-file.c (tui_file_delete): Likewise.
(tui_fileopen): Likewise.
(tui_sfileopen): Likewise.
(tui_file_isatty): Likewise.
(tui_file_rewind): Likewise.
(tui_file_put): Likewise.
(tui_file_fputs): Likewise.
(tui_file_get_strbuf): Likewise.
(tui_file_adjust_strbuf): Likewise.
(tui_file_flush): Likewise.
* tui/tui-layout.c (make_command_window): Likewise.
(make_data_window): Likewise.
(show_source_disasm_command): Likewise.
(show_data): Likewise.
(make_source_or_disasm_window): Likewise.
(show_source_or_disasm_and_command): Likewise.
* tui/tui-out.c (tui_field_int): Likewise.
(tui_field_string): Likewise.
(tui_field_fmt): Likewise.
(tui_text): Likewise.
* typeprint.c (hash_typedef_field): Likewise.
(eq_typedef_field): Likewise.
(do_free_typedef_hash): Likewise.
(copy_typedef_hash_element): Likewise.
(do_free_global_table): Likewise.
(find_global_typedef): Likewise.
(find_typedef_in_hash): Likewise.
* ui-file.c (ui_file_write_for_put): Likewise.
(do_ui_file_xstrdup): Likewise.
(mem_file_delete): Likewise.
(mem_file_rewind): Likewise.
(mem_file_put): Likewise.
(mem_file_write): Likewise.
(stdio_file_delete): Likewise.
(stdio_file_flush): Likewise.
(stdio_file_read): Likewise.
(stdio_file_write): Likewise.
(stdio_file_write_async_safe): Likewise.
(stdio_file_fputs): Likewise.
(stdio_file_isatty): Likewise.
(stdio_file_fseek): Likewise.
(tee_file_delete): Likewise.
(tee_file_flush): Likewise.
(tee_file_write): Likewise.
(tee_file_fputs): Likewise.
(tee_file_isatty): Likewise.
* ui-out.c (do_cleanup_table_end): Likewise.
(do_cleanup_end): Likewise.
* user-regs.c (user_reg_add): Likewise.
(user_reg_map_name_to_regnum): Likewise.
(usernum_to_user_reg): Likewise.
(maintenance_print_user_registers): Likewise.
* utils.c (do_bfd_close_cleanup): Likewise.
(do_fclose_cleanup): Likewise.
(do_obstack_free): Likewise.
(do_ui_file_delete): Likewise.
(do_ui_out_redirect_pop): Likewise.
(do_free_section_addr_info): Likewise.
(restore_integer): Likewise.
(do_unpush_target): Likewise.
(do_htab_delete_cleanup): Likewise.
(do_restore_ui_file): Likewise.
(do_value_free): Likewise.
(do_free_so): Likewise.
(free_current_contents): Likewise.
(do_regfree_cleanup): Likewise.
(core_addr_hash): Likewise.
(core_addr_eq): Likewise.
(do_free_char_ptr_vec): Likewise.
* v850-tdep.c (v850_frame_cache): Likewise.
* varobj.c (do_free_variable_cleanup): Likewise.
* vax-tdep.c (vax_supply_gregset): Likewise.
(vax_frame_cache): Likewise.
* vaxobsd-tdep.c (vaxobsd_sigtramp_frame_cache): Likewise.
* xml-support.c (gdb_xml_body_text): Likewise.
(gdb_xml_values_cleanup): Likewise.
(gdb_xml_start_element): Likewise.
(gdb_xml_start_element_wrapper): Likewise.
(gdb_xml_end_element): Likewise.
(gdb_xml_end_element_wrapper): Likewise.
(gdb_xml_cleanup): Likewise.
(gdb_xml_fetch_external_entity): Likewise.
(gdb_xml_parse_attr_enum): Likewise.
(xinclude_start_include): Likewise.
(xinclude_end_include): Likewise.
(xml_xinclude_default): Likewise.
(xml_xinclude_start_doctype): Likewise.
(xml_xinclude_end_doctype): Likewise.
(xml_xinclude_cleanup): Likewise.
(xml_fetch_content_from_file): Likewise.
* xml-syscall.c (free_syscalls_info): Likewise.
(syscall_start_syscall): Likewise.
* xml-tdesc.c (tdesc_end_arch): Likewise.
(tdesc_end_osabi): Likewise.
(tdesc_end_compatible): Likewise.
(tdesc_start_target): Likewise.
(tdesc_start_feature): Likewise.
(tdesc_start_reg): Likewise.
(tdesc_start_union): Likewise.
(tdesc_start_struct): Likewise.
(tdesc_start_flags): Likewise.
(tdesc_start_field): Likewise.
(tdesc_start_vector): Likewise.
(fetch_available_features_from_target): Likewise.
* xstormy16-tdep.c (xstormy16_frame_cache): Likewise.
* xtensa-tdep.c (xtensa_supply_gregset): Likewise.
(xtensa_frame_cache): Likewise.
(xtensa_frame_prev_register): Likewise.
(xtensa_extract_return_value): Likewise.
|
|
Most allocation functions (if not all) return a void* pointing to the
allocated memory. In C++, we need to add an explicit cast when
assigning the result to a pointer to another type (which is the case
more often than not).
The content of this patch is taken from Pedro's branch, from commit
"(mostly) auto-generated patch to insert casts needed for C++". I
validated that the changes make sense and manually reflowed the code to
make it respect the coding style. I also found multiple places where I
could use XNEW/XNEWVEC/XRESIZEVEC/etc.
Thanks a lot to whoever did that automated script to insert casts, doing
it completely by hand would have taken a ridiculous amount of time.
Only files built on x86 with --enable-targets=all are modified. This
means that all other -nat.c files are untouched and will have to be
dealt with later by using appropiate compilers. Or maybe we can try to
build them with a regular g++ just to know where to add casts, I don't
know.
I built-tested this with --enable-targets=all and reg-tested.
Here's the changelog entry, which was not too bad to make despite the
size, thanks to David Malcom's script. I fixed some bits by hand, but
there might be some wrong parts left (hopefully not).
gdb/ChangeLog:
* aarch64-linux-tdep.c (aarch64_stap_parse_special_token): Add cast
to allocation result assignment.
* ada-exp.y (write_object_renaming): Likewise.
(write_ambiguous_var): Likewise.
(ada_nget_field_index): Likewise.
(write_var_or_type): Likewise.
* ada-lang.c (ada_decode_symbol): Likewise.
(ada_value_assign): Likewise.
(value_pointer): Likewise.
(cache_symbol): Likewise.
(add_nonlocal_symbols): Likewise.
(ada_name_for_lookup): Likewise.
(symbol_completion_add): Likewise.
(ada_to_fixed_type_1): Likewise.
(ada_get_next_arg): Likewise.
(defns_collected): Likewise.
* ada-lex.l (processId): Likewise.
(processString): Likewise.
* ada-tasks.c (read_known_tasks_array): Likewise.
(read_known_tasks_list): Likewise.
* ada-typeprint.c (decoded_type_name): Likewise.
* addrmap.c (addrmap_mutable_create_fixed): Likewise.
* amd64-tdep.c (amd64_push_arguments): Likewise.
(amd64_displaced_step_copy_insn): Likewise.
(amd64_classify_insn_at): Likewise.
(amd64_relocate_instruction): Likewise.
* amd64obsd-tdep.c (amd64obsd_sigtramp_p): Likewise.
* arch-utils.c (simple_displaced_step_copy_insn): Likewise.
(initialize_current_architecture): Likewise.
* arm-linux-tdep.c (arm_stap_parse_special_token): Likewise.
* arm-symbian-tdep.c (arm_symbian_osabi_sniffer): Likewise.
* arm-tdep.c (arm_exidx_new_objfile): Likewise.
(arm_push_dummy_call): Likewise.
(extend_buffer_earlier): Likewise.
(arm_adjust_breakpoint_address): Likewise.
(arm_skip_stub): Likewise.
* auto-load.c (filename_is_in_pattern): Likewise.
(maybe_add_script_file): Likewise.
(maybe_add_script_text): Likewise.
(auto_load_objfile_script_1): Likewise.
* auxv.c (ld_so_xfer_auxv): Likewise.
* ax-general.c (new_agent_expr): Likewise.
(grow_expr): Likewise.
(ax_reg_mask): Likewise.
* bcache.c (bcache_full): Likewise.
* breakpoint.c (program_breakpoint_here_p): Likewise.
* btrace.c (parse_xml_raw): Likewise.
* build-id.c (build_id_to_debug_bfd): Likewise.
* buildsym.c (end_symtab_with_blockvector): Likewise.
* c-exp.y (string_exp): Likewise.
(qualified_name): Likewise.
(write_destructor_name): Likewise.
(operator_stoken): Likewise.
(parse_number): Likewise.
(scan_macro_expansion): Likewise.
(yylex): Likewise.
(c_print_token): Likewise.
* c-lang.c (c_get_string): Likewise.
(emit_numeric_character): Likewise.
* charset.c (wchar_iterate): Likewise.
* cli/cli-cmds.c (complete_command): Likewise.
(make_command): Likewise.
* cli/cli-dump.c (restore_section_callback): Likewise.
(restore_binary_file): Likewise.
* cli/cli-interp.c (cli_interpreter_exec): Likewise.
* cli/cli-script.c (execute_control_command): Likewise.
* cli/cli-setshow.c (do_set_command): Likewise.
* coff-pe-read.c (add_pe_forwarded_sym): Likewise.
(read_pe_exported_syms): Likewise.
* coffread.c (coff_read_struct_type): Likewise.
(coff_read_enum_type): Likewise.
* common/btrace-common.c (btrace_data_append): Likewise.
* common/buffer.c (buffer_grow): Likewise.
* common/filestuff.c (gdb_fopen_cloexec): Likewise.
* common/format.c (parse_format_string): Likewise.
* common/gdb_vecs.c (delim_string_to_char_ptr_vec_append): Likewise.
* common/xml-utils.c (xml_escape_text): Likewise.
* compile/compile-object-load.c (copy_sections): Likewise.
(compile_object_load): Likewise.
* compile/compile-object-run.c (compile_object_run): Likewise.
* completer.c (filename_completer): Likewise.
* corefile.c (read_memory_typed_address): Likewise.
(write_memory_unsigned_integer): Likewise.
(write_memory_signed_integer): Likewise.
(complete_set_gnutarget): Likewise.
* corelow.c (get_core_register_section): Likewise.
* cp-name-parser.y (d_grab): Likewise.
(allocate_info): Likewise.
(cp_new_demangle_parse_info): Likewise.
* cp-namespace.c (cp_scan_for_anonymous_namespaces): Likewise.
(cp_lookup_symbol_in_namespace): Likewise.
(lookup_namespace_scope): Likewise.
(find_symbol_in_baseclass): Likewise.
(cp_lookup_nested_symbol): Likewise.
(cp_lookup_transparent_type_loop): Likewise.
* cp-support.c (copy_string_to_obstack): Likewise.
(make_symbol_overload_list): Likewise.
(make_symbol_overload_list_namespace): Likewise.
(make_symbol_overload_list_adl_namespace): Likewise.
(first_component_command): Likewise.
* cp-valprint.c (cp_print_value): Likewise.
* ctf.c (ctf_xfer_partial): Likewise.
* d-exp.y (StringExp): Likewise.
* d-namespace.c (d_lookup_symbol_in_module): Likewise.
(lookup_module_scope): Likewise.
(find_symbol_in_baseclass): Likewise.
(d_lookup_nested_symbol): Likewise.
* dbxread.c (find_stab_function_addr): Likewise.
(read_dbx_symtab): Likewise.
(dbx_end_psymtab): Likewise.
(cp_set_block_scope): Likewise.
* dcache.c (dcache_alloc): Likewise.
* demangle.c (_initialize_demangler): Likewise.
* dicos-tdep.c (dicos_load_module_p): Likewise.
* dictionary.c (dict_create_hashed_expandable): Likewise.
(dict_create_linear_expandable): Likewise.
(expand_hashtable): Likewise.
(add_symbol_linear_expandable): Likewise.
* dwarf2-frame.c (add_cie): Likewise.
(add_fde): Likewise.
(dwarf2_build_frame_info): Likewise.
* dwarf2expr.c (dwarf_expr_grow_stack): Likewise.
(dwarf_expr_fetch_address): Likewise.
(add_piece): Likewise.
(execute_stack_op): Likewise.
* dwarf2loc.c (chain_candidate): Likewise.
(dwarf_entry_parameter_to_value): Likewise.
(read_pieced_value): Likewise.
(write_pieced_value): Likewise.
* dwarf2read.c (dwarf2_read_section): Likewise.
(add_type_unit): Likewise.
(read_comp_units_from_section): Likewise.
(fixup_go_packaging): Likewise.
(dwarf2_compute_name): Likewise.
(dwarf2_physname): Likewise.
(create_dwo_unit_in_dwp_v1): Likewise.
(create_dwo_unit_in_dwp_v2): Likewise.
(read_func_scope): Likewise.
(read_call_site_scope): Likewise.
(dwarf2_attach_fields_to_type): Likewise.
(process_structure_scope): Likewise.
(mark_common_block_symbol_computed): Likewise.
(read_common_block): Likewise.
(abbrev_table_read_table): Likewise.
(guess_partial_die_structure_name): Likewise.
(fixup_partial_die): Likewise.
(add_file_name): Likewise.
(dwarf2_const_value_data): Likewise.
(dwarf2_const_value_attr): Likewise.
(build_error_marker_type): Likewise.
(guess_full_die_structure_name): Likewise.
(anonymous_struct_prefix): Likewise.
(typename_concat): Likewise.
(dwarf2_canonicalize_name): Likewise.
(dwarf2_name): Likewise.
(write_constant_as_bytes): Likewise.
(dwarf2_fetch_constant_bytes): Likewise.
(copy_string): Likewise.
(parse_macro_definition): Likewise.
* elfread.c (elf_symfile_segments): Likewise.
(elf_rel_plt_read): Likewise.
(elf_gnu_ifunc_resolve_by_cache): Likewise.
(elf_gnu_ifunc_resolve_by_got): Likewise.
(elf_read_minimal_symbols): Likewise.
(elf_gnu_ifunc_record_cache): Likewise.
* event-top.c (top_level_prompt): Likewise.
(command_line_handler): Likewise.
* exec.c (resize_section_table): Likewise.
* expprint.c (print_subexp_standard): Likewise.
* fbsd-tdep.c (fbsd_collect_regset_section_cb): Likewise.
* findcmd.c (parse_find_args): Likewise.
* findvar.c (address_from_register): Likewise.
* frame.c (get_prev_frame_always): Likewise.
* gdb_bfd.c (gdb_bfd_ref): Likewise.
(get_section_descriptor): Likewise.
* gdb_obstack.c (obconcat): Likewise.
(obstack_strdup): Likewise.
* gdbtypes.c (lookup_function_type_with_arguments): Likewise.
(create_set_type): Likewise.
(lookup_unsigned_typename): Likewise.
(lookup_signed_typename): Likewise.
(resolve_dynamic_union): Likewise.
(resolve_dynamic_struct): Likewise.
(add_dyn_prop): Likewise.
(copy_dynamic_prop_list): Likewise.
(arch_flags_type): Likewise.
(append_composite_type_field_raw): Likewise.
* gdbtypes.h (INIT_FUNC_SPECIFIC): Likewise.
* gnu-v3-abi.c (gnuv3_rtti_type): Likewise.
* go-exp.y (string_exp): Likewise.
* go-lang.c (go_demangle): Likewise.
* guile/guile.c (compute_scheme_string): Likewise.
* guile/scm-cmd.c (gdbscm_parse_command_name): Likewise.
(gdbscm_canonicalize_command_name): Likewise.
* guile/scm-ports.c (ioscm_init_stdio_buffers): Likewise.
(ioscm_init_memory_port): Likewise.
(ioscm_reinit_memory_port): Likewise.
* guile/scm-utils.c (gdbscm_gc_xstrdup): Likewise.
(gdbscm_gc_dup_argv): Likewise.
* h8300-tdep.c (h8300_push_dummy_call): Likewise.
* hppa-tdep.c (internalize_unwinds): Likewise.
(read_unwind_info): Likewise.
* i386-cygwin-tdep.c (core_process_module_section): Likewise.
(windows_core_xfer_shared_libraries): Likewise.
* i386-tdep.c (i386_displaced_step_copy_insn): Likewise.
(i386_stap_parse_special_token_triplet): Likewise.
(i386_stap_parse_special_token_three_arg_disp): Likewise.
* i386obsd-tdep.c (i386obsd_sigtramp_p): Likewise.
* inf-child.c (inf_child_fileio_readlink): Likewise.
* inf-ptrace.c (inf_ptrace_fetch_register): Likewise.
(inf_ptrace_store_register): Likewise.
* infrun.c (follow_exec): Likewise.
(displaced_step_prepare_throw): Likewise.
(save_stop_context): Likewise.
(save_infcall_suspend_state): Likewise.
* jit.c (jit_read_descriptor): Likewise.
(jit_read_code_entry): Likewise.
(jit_symtab_line_mapping_add_impl): Likewise.
(finalize_symtab): Likewise.
(jit_unwind_reg_get_impl): Likewise.
* jv-exp.y (QualifiedName): Likewise.
* jv-lang.c (get_java_utf8_name): Likewise.
(type_from_class): Likewise.
(java_demangle_type_signature): Likewise.
(java_class_name_from_physname): Likewise.
* jv-typeprint.c (java_type_print_base): Likewise.
* jv-valprint.c (java_value_print): Likewise.
* language.c (add_language): Likewise.
* linespec.c (add_sal_to_sals_basic): Likewise.
(add_sal_to_sals): Likewise.
(decode_objc): Likewise.
(find_linespec_symbols): Likewise.
* linux-fork.c (fork_save_infrun_state): Likewise.
* linux-nat.c (linux_nat_detach): Likewise.
(linux_nat_fileio_readlink): Likewise.
* linux-record.c (record_linux_sockaddr): Likewise.
(record_linux_msghdr): Likewise.
(Do): Likewise.
* linux-tdep.c (linux_core_info_proc_mappings): Likewise.
(linux_collect_regset_section_cb): Likewise.
(linux_get_siginfo_data): Likewise.
* linux-thread-db.c (try_thread_db_load_from_pdir_1): Likewise.
(try_thread_db_load_from_dir): Likewise.
(thread_db_load_search): Likewise.
(info_auto_load_libthread_db): Likewise.
* m32c-tdep.c (m32c_m16c_address_to_pointer): Likewise.
(m32c_m16c_pointer_to_address): Likewise.
* m68hc11-tdep.c (m68hc11_pseudo_register_write): Likewise.
* m68k-tdep.c (m68k_get_longjmp_target): Likewise.
* machoread.c (macho_check_dsym): Likewise.
* macroexp.c (resize_buffer): Likewise.
(gather_arguments): Likewise.
(maybe_expand): Likewise.
* macrotab.c (new_macro_key): Likewise.
(new_source_file): Likewise.
(new_macro_definition): Likewise.
* mdebugread.c (parse_symbol): Likewise.
(parse_type): Likewise.
(parse_partial_symbols): Likewise.
(psymtab_to_symtab_1): Likewise.
* mem-break.c (default_memory_insert_breakpoint): Likewise.
* mi/mi-cmd-break.c (mi_argv_to_format): Likewise.
* mi/mi-main.c (mi_cmd_data_read_memory): Likewise.
(mi_cmd_data_read_memory_bytes): Likewise.
(mi_cmd_data_write_memory_bytes): Likewise.
(mi_cmd_trace_frame_collected): Likewise.
* mi/mi-parse.c (mi_parse_argv): Likewise.
(mi_parse): Likewise.
* minidebug.c (lzma_open): Likewise.
(lzma_pread): Likewise.
* mips-tdep.c (mips_read_fp_register_single): Likewise.
(mips_print_fp_register): Likewise.
* mipsnbsd-tdep.c (mipsnbsd_get_longjmp_target): Likewise.
* mipsread.c (read_alphacoff_dynamic_symtab): Likewise.
* mt-tdep.c (mt_register_name): Likewise.
(mt_registers_info): Likewise.
(mt_push_dummy_call): Likewise.
* namespace.c (add_using_directive): Likewise.
* nat/linux-btrace.c (perf_event_read): Likewise.
(linux_enable_bts): Likewise.
* nat/linux-osdata.c (linux_common_core_of_thread): Likewise.
* nat/linux-ptrace.c (linux_ptrace_test_ret_to_nx): Likewise.
* nto-tdep.c (nto_find_and_open_solib): Likewise.
(nto_parse_redirection): Likewise.
* objc-lang.c (objc_demangle): Likewise.
(find_methods): Likewise.
* objfiles.c (get_objfile_bfd_data): Likewise.
(set_objfile_main_name): Likewise.
(allocate_objfile): Likewise.
(objfile_relocate): Likewise.
(update_section_map): Likewise.
* osabi.c (generic_elf_osabi_sniff_abi_tag_sections): Likewise.
* p-exp.y (exp): Likewise.
(yylex): Likewise.
* p-valprint.c (pascal_object_print_value): Likewise.
* parse.c (initialize_expout): Likewise.
(mark_completion_tag): Likewise.
(copy_name): Likewise.
(parse_float): Likewise.
(type_stack_reserve): Likewise.
* ppc-linux-tdep.c (ppc_stap_parse_special_token): Likewise.
(ppu2spu_prev_register): Likewise.
* ppc-ravenscar-thread.c (supply_register_at_address): Likewise.
* printcmd.c (printf_wide_c_string): Likewise.
(printf_pointer): Likewise.
* probe.c (parse_probes): Likewise.
* python/py-cmd.c (gdbpy_parse_command_name): Likewise.
(cmdpy_init): Likewise.
* python/py-gdb-readline.c (gdbpy_readline_wrapper): Likewise.
* python/py-symtab.c (set_sal): Likewise.
* python/py-unwind.c (pyuw_sniffer): Likewise.
* python/python.c (python_interactive_command): Likewise.
(compute_python_string): Likewise.
* ravenscar-thread.c (get_running_thread_id): Likewise.
* record-full.c (record_full_exec_insn): Likewise.
(record_full_core_open_1): Likewise.
* regcache.c (regcache_raw_read_signed): Likewise.
(regcache_raw_read_unsigned): Likewise.
(regcache_cooked_read_signed): Likewise.
(regcache_cooked_read_unsigned): Likewise.
* remote-fileio.c (remote_fileio_func_open): Likewise.
(remote_fileio_func_rename): Likewise.
(remote_fileio_func_unlink): Likewise.
(remote_fileio_func_stat): Likewise.
(remote_fileio_func_system): Likewise.
* remote-mips.c (mips_xfer_memory): Likewise.
(mips_load_srec): Likewise.
(pmon_end_download): Likewise.
* remote.c (new_remote_state): Likewise.
(map_regcache_remote_table): Likewise.
(remote_register_number_and_offset): Likewise.
(init_remote_state): Likewise.
(get_memory_packet_size): Likewise.
(remote_pass_signals): Likewise.
(remote_program_signals): Likewise.
(remote_start_remote): Likewise.
(remote_check_symbols): Likewise.
(remote_query_supported): Likewise.
(extended_remote_attach): Likewise.
(process_g_packet): Likewise.
(store_registers_using_G): Likewise.
(putpkt_binary): Likewise.
(read_frame): Likewise.
(compare_sections_command): Likewise.
(remote_hostio_pread): Likewise.
(remote_hostio_readlink): Likewise.
(remote_file_put): Likewise.
(remote_file_get): Likewise.
(remote_pid_to_exec_file): Likewise.
(_initialize_remote): Likewise.
* rs6000-aix-tdep.c (rs6000_aix_ld_info_to_xml): Likewise.
(rs6000_aix_core_xfer_shared_libraries_aix): Likewise.
* rs6000-tdep.c (ppc_displaced_step_copy_insn): Likewise.
(bfd_uses_spe_extensions): Likewise.
* s390-linux-tdep.c (s390_displaced_step_copy_insn): Likewise.
* score-tdep.c (score7_malloc_and_get_memblock): Likewise.
* solib-dsbt.c (decode_loadmap): Likewise.
(fetch_loadmap): Likewise.
(scan_dyntag): Likewise.
(enable_break): Likewise.
(dsbt_relocate_main_executable): Likewise.
* solib-frv.c (fetch_loadmap): Likewise.
(enable_break2): Likewise.
(frv_relocate_main_executable): Likewise.
* solib-spu.c (spu_relocate_main_executable): Likewise.
(spu_bfd_open): Likewise.
* solib-svr4.c (lm_info_read): Likewise.
(read_program_header): Likewise.
(find_program_interpreter): Likewise.
(scan_dyntag): Likewise.
(elf_locate_base): Likewise.
(open_symbol_file_object): Likewise.
(read_program_headers_from_bfd): Likewise.
(svr4_relocate_main_executable): Likewise.
* solib-target.c (solib_target_relocate_section_addresses): Likewise.
* solib.c (solib_find_1): Likewise.
(exec_file_find): Likewise.
(solib_find): Likewise.
* source.c (openp): Likewise.
(print_source_lines_base): Likewise.
(forward_search_command): Likewise.
* sparc-ravenscar-thread.c (supply_register_at_address): Likewise.
* spu-tdep.c (spu2ppu_prev_register): Likewise.
(spu_get_overlay_table): Likewise.
* stabsread.c (patch_block_stabs): Likewise.
(define_symbol): Likewise.
(again:): Likewise.
(read_member_functions): Likewise.
(read_one_struct_field): Likewise.
(read_enum_type): Likewise.
(common_block_start): Likewise.
* stack.c (read_frame_arg): Likewise.
(backtrace_command): Likewise.
* stap-probe.c (stap_parse_register_operand): Likewise.
* symfile.c (syms_from_objfile_1): Likewise.
(find_separate_debug_file): Likewise.
(load_command): Likewise.
(load_progress): Likewise.
(load_section_callback): Likewise.
(reread_symbols): Likewise.
(add_filename_language): Likewise.
(allocate_compunit_symtab): Likewise.
(read_target_long_array): Likewise.
(simple_read_overlay_table): Likewise.
* symtab.c (symbol_set_names): Likewise.
(resize_symbol_cache): Likewise.
(rbreak_command): Likewise.
(completion_list_add_name): Likewise.
(completion_list_objc_symbol): Likewise.
(add_filename_to_list): Likewise.
* target-descriptions.c (maint_print_c_tdesc_cmd): Likewise.
* target-memory.c (target_write_memory_blocks): Likewise.
* target.c (target_read_string): Likewise.
(read_whatever_is_readable): Likewise.
(target_read_alloc_1): Likewise.
(simple_search_memory): Likewise.
(target_fileio_read_alloc_1): Likewise.
* tilegx-tdep.c (tilegx_push_dummy_call): Likewise.
* top.c (command_line_input): Likewise.
* tracefile-tfile.c (tfile_fetch_registers): Likewise.
* tracefile.c (tracefile_fetch_registers): Likewise.
* tracepoint.c (add_memrange): Likewise.
(init_collection_list): Likewise.
(add_aexpr): Likewise.
(trace_dump_actions): Likewise.
(parse_trace_status): Likewise.
(parse_tracepoint_definition): Likewise.
(parse_tsv_definition): Likewise.
(parse_static_tracepoint_marker_definition): Likewise.
* tui/tui-file.c (tui_sfileopen): Likewise.
(tui_file_adjust_strbuf): Likewise.
* tui/tui-io.c (tui_expand_tabs): Likewise.
* tui/tui-source.c (tui_set_source_content): Likewise.
* typeprint.c (find_global_typedef): Likewise.
* ui-file.c (do_ui_file_xstrdup): Likewise.
(ui_file_obsavestring): Likewise.
(mem_file_write): Likewise.
* utils.c (make_hex_string): Likewise.
(get_regcomp_error): Likewise.
(puts_filtered_tabular): Likewise.
(gdb_realpath_keepfile): Likewise.
(ldirname): Likewise.
(gdb_bfd_errmsg): Likewise.
(substitute_path_component): Likewise.
* valops.c (search_struct_method): Likewise.
(find_oload_champ_namespace_loop): Likewise.
* valprint.c (print_decimal_chars): Likewise.
(read_string): Likewise.
(generic_emit_char): Likewise.
* varobj.c (varobj_delete): Likewise.
(varobj_value_get_print_value): Likewise.
* vaxobsd-tdep.c (vaxobsd_sigtramp_sniffer): Likewise.
* windows-tdep.c (display_one_tib): Likewise.
* xcoffread.c (read_xcoff_symtab): Likewise.
(process_xcoff_symbol): Likewise.
(swap_sym): Likewise.
(scan_xcoff_symtab): Likewise.
(xcoff_initial_scan): Likewise.
* xml-support.c (gdb_xml_end_element): Likewise.
(xml_process_xincludes): Likewise.
(xml_fetch_content_from_file): Likewise.
* xml-syscall.c (xml_list_of_syscalls): Likewise.
* xstormy16-tdep.c (xstormy16_push_dummy_call): Likewise.
gdb/gdbserver/ChangeLog:
* ax.c (gdb_parse_agent_expr): Add cast to allocation result
assignment.
(gdb_unparse_agent_expr): Likewise.
* hostio.c (require_data): Likewise.
(handle_pread): Likewise.
* linux-low.c (disable_regset): Likewise.
(fetch_register): Likewise.
(store_register): Likewise.
(get_dynamic): Likewise.
(linux_qxfer_libraries_svr4): Likewise.
* mem-break.c (delete_fast_tracepoint_jump): Likewise.
(set_fast_tracepoint_jump): Likewise.
(uninsert_fast_tracepoint_jumps_at): Likewise.
(reinsert_fast_tracepoint_jumps_at): Likewise.
(validate_inserted_breakpoint): Likewise.
(clone_agent_expr): Likewise.
* regcache.c (init_register_cache): Likewise.
* remote-utils.c (putpkt_binary_1): Likewise.
(decode_M_packet): Likewise.
(decode_X_packet): Likewise.
(look_up_one_symbol): Likewise.
(relocate_instruction): Likewise.
(monitor_output): Likewise.
* server.c (handle_search_memory): Likewise.
(handle_qxfer_exec_file): Likewise.
(handle_qxfer_libraries): Likewise.
(handle_qxfer): Likewise.
(handle_query): Likewise.
(handle_v_cont): Likewise.
(handle_v_run): Likewise.
(captured_main): Likewise.
* target.c (write_inferior_memory): Likewise.
* thread-db.c (try_thread_db_load_from_dir): Likewise.
* tracepoint.c (init_trace_buffer): Likewise.
(add_tracepoint_action): Likewise.
(add_traceframe): Likewise.
(add_traceframe_block): Likewise.
(cmd_qtdpsrc): Likewise.
(cmd_qtdv): Likewise.
(cmd_qtstatus): Likewise.
(response_source): Likewise.
(response_tsv): Likewise.
(cmd_qtnotes): Likewise.
(gdb_collect): Likewise.
(initialize_tracepoint): Likewise.
|
|
This adds an object oriented replacement for the "struct continuation"
mechanism, and converts the stepping commands (step, next, stepi,
nexti) and the "finish" commands to use it.
It adds a new thread "class" (struct thread_fsm) that contains the
necessary info and callbacks to manage the state machine of a thread's
execution command.
This allows getting rid of some hacks. E.g., in fetch_inferior_event
and normal_stop we no longer need to know whether a thread is doing a
multi-step (e.g., step N). This effectively makes the
intermediate_continuations unused -- they'll be garbage collected in a
separate patch. (They were never a proper abstraction, IMO. See how
fetch_inferior_event needs to check step_multi before knowing whether
to call INF_EXEC_CONTINUE or INF_EXEC_COMPLETE.)
The target async vs !async uiout hacks in mi_on_normal_stop go away
too.
print_stop_event is no longer called from normal_stop. Instead it is
now called from within each interpreter's normal_stop observer. This
clears the path to make each interpreter print a stop event the way it
sees fit. Currently we have some hacks in common code to
differenciate CLI vs TUI vs MI around this area.
The "finish" command's FSM class stores the return value plus that
value's position in the value history, so that those can be printed to
both MI and CLI's streams. This fixes the CLI "finish" command when
run from MI -- it now also includes the function's return value in the
CLI stream:
(gdb)
~"callee3 (strarg=0x400730 \"A string argument.\") at src/gdb/testsuite/gdb.mi/basics.c:35\n"
~"35\t}\n"
+~"Value returned is $1 = 0\n"
*stopped,reason="function-finished",frame=...,gdb-result-var="$1",return-value="0",thread-id="1",stopped-threads="all",core="0"
-FAIL: gdb.mi/mi-cli.exp: CLI finish: check CLI output
+PASS: gdb.mi/mi-cli.exp: CLI finish: check CLI output
gdb/ChangeLog:
2015-09-09 Pedro Alves <palves@redhat.com>
* Makefile.in (COMMON_OBS): Add thread-fsm.o.
* breakpoint.c (handle_jit_event): Print debug output.
(bpstat_what): Split event callback handling to ...
(bpstat_run_callbacks): ... this new function.
(momentary_bkpt_print_it): No longer handle bp_finish here.
* breakpoint.h (bpstat_run_callbacks): Declare.
* gdbthread.h (struct thread_info) <step_multi>: Delete field.
<thread_fsm>: New field.
(thread_cancel_execution_command): Declare.
* infcmd.c: Include thread-fsm.h.
(struct step_command_fsm): New.
(step_command_fsm_ops): New global.
(new_step_command_fsm, step_command_fsm_prepare): New functions.
(step_1): Adjust to use step_command_fsm_prepare and
prepare_one_step.
(struct step_1_continuation_args): Delete.
(step_1_continuation): Delete.
(step_command_fsm_should_stop): New function.
(step_once): Delete.
(step_command_fsm_clean_up, step_command_fsm_async_reply_reason)
(prepare_one_step): New function, based on step_once.
(until_next_command): Remove step_multi reference.
(struct return_value_info): New.
(print_return_value): Rename to ...
(print_return_value_1): ... this. New struct return_value_info
parameter. Adjust.
(print_return_value): Reimplement as wrapper around
print_return_value_1.
(struct finish_command_fsm): New.
(finish_command_continuation): Delete.
(finish_command_fsm_ops): New global.
(new_finish_command_fsm, finish_command_fsm_should_stop): New
functions.
(finish_command_fsm_clean_up, finish_command_fsm_return_value):
New.
(finish_command_continuation_free_arg): Delete.
(finish_command_fsm_async_reply_reason): New.
(finish_backward, finish_forward): Change symbol parameter to a
finish_command_fsm. Adjust.
(finish_command): Create a finish_command_fsm. Adjust.
* infrun.c: Include "thread-fsm.h".
(clear_proceed_status_thread): Delete the thread's FSM.
(infrun_thread_stop_requested_callback): Cancel the thread's
execution command.
(clean_up_just_stopped_threads_fsms): New function.
(fetch_inferior_event): Handle the event_thread's should_stop
method saying the command isn't done yet.
(process_event_stop_test): Run breakpoint callbacks here.
(print_stop_event): Rename to ...
(print_stop_location): ... this.
(restore_current_uiout_cleanup): New function.
(print_stop_event): Reimplement.
(normal_stop): No longer notify the end_stepping_range observers
here handle "step N" nor "finish" here. No longer call
print_stop_event here.
* infrun.h (struct return_value_info): Forward declare.
(print_return_value): Declare.
(print_stop_event): Change prototype.
* thread-fsm.c: New file.
* thread-fsm.h: New file.
* thread.c: Include "thread-fsm.h".
(thread_cancel_execution_command): New function.
(clear_thread_inferior_resources): Call it.
* cli/cli-interp.c (cli_on_normal_stop): New function.
(cli_interpreter_init): Install cli_on_normal_stop as normal_stop
observer.
* mi/mi-interp.c: Include "thread-fsm.h".
(restore_current_uiout_cleanup): Delete.
(mi_on_normal_stop): If the thread has an FSM associated, and it
finished, ask it for the async-reply-reason to print. Always call
print_stop_event here, regardless of the top-level interpreter.
Check bpstat_what to tell whether an asynchronous breakpoint hit
triggered.
* tui/tui-interp.c (tui_on_normal_stop): New function.
(tui_init): Install tui_on_normal_stop as normal_stop observer.
gdb/testsuite/ChangeLog:
2015-09-09 Pedro Alves <palves@redhat.com>
* gdb.mi/mi-cli.exp: Add CLI finish tests.
|
|
In the following code:
struct symbol *wsym = (struct symbol *) NULL;
the cast of NULL is redundant, it adds noise, and is just one more thing
to change if the type of wsym ever changes. There are a relatively
small number of places in gdb where the above code pattern is used.
Usually the cast is removed like this:
struct symbol *wsym = NULL;
This commit updates all the places within the gdb/tui directory where we
cast NULL during assignment, removing the cast.
gdb/ChangeLog:
* tui/tui-data.c (win_with_focus): Remove cast of NULL pointer.
(tui_next_win): Likewise.
(tui_prev_win): Likewise.
(tui_partial_win_by_name): Likewise.
(tui_init_generic_part): Likewise.
(init_content_element): Likewise.
(tui_del_window): Likewise.
(tui_free_window): Likewise.
(tui_del_data_windows): Likewise.
(tui_free_data_content): Likewise.
* tui/tui-layout.c (make_source_or_disasm_window): Likewise.
* tui/tui-regs.c (tui_show_register_group): Likewise.
* tui/tui-win.c (tui_resize_all): Likewise.
(tui_set_focus): Likewise.
(tui_set_win_height): Likewise.
(make_invisible_and_set_new_height): Likewise.
* tui/tui-windata.c (tui_delete_data_content_windows): Likewise.
* tui/tui-wingeneral.c (make_visible): Likewise.
|
|
Small clean up to make a local variable const and remove a cast of NULL.
gdb/ChangeLog:
* tui/tui-data.c (tui_win_name): Make local variable const, remove
cast of NULL.
|
|
This patch is part of the make-gdb-buildable-in-C++ effort. The idea is
to change some calls to the xmalloc family of functions to calls to the
equivalents in the XNEW family. This avoids adding an explicit cast, so
it keeps the code a bit more readable. Some of them also map relatively
well to a C++ equivalent (XNEW (struct foo) -> new foo), so it will be
possible to do scripted replacements if needed.
I only changed calls that were obviously allocating memory for one or
multiple "objects". Allocation of variable sizes (such as strings or
buffer handling) will be for later (and won't use XNEW).
- xmalloc (sizeof (struct foo)) -> XNEW (struct foo)
- xmalloc (num * sizeof (struct foo)) -> XNEWVEC (struct foo, num)
- xcalloc (1, sizeof (struct foo)) -> XCNEW (struct foo)
- xcalloc (num, sizeof (struct foo)) -> XCNEWVEC (struct foo, num)
- xrealloc (p, num * sizeof (struct foo) -> XRESIZEVEC (struct foo, p, num)
- obstack_alloc (ob, sizeof (struct foo)) -> XOBNEW (ob, struct foo)
- obstack_alloc (ob, num * sizeof (struct foo)) -> XOBNEWVEC (ob, struct foo, num)
- alloca (sizeof (struct foo)) -> XALLOCA (struct foo)
- alloca (num * sizeof (struct foo)) -> XALLOCAVEC (struct foo, num)
Some instances of xmalloc followed by memset to zero the buffer were
replaced by XCNEW or XCNEWVEC.
I regtested on x86-64, Ubuntu 14.04, but the patch touches many
architecture-specific files. For those I'll have to rely on the
buildbot or people complaining that I broke their gdb.
gdb/ChangeLog:
* aarch64-linux-nat.c (aarch64_add_process): Likewise.
* aarch64-tdep.c (aarch64_gdbarch_init): Likewise.
* ada-exp.y (write_ambiguous_var): Likewise.
* ada-lang.c (resolve_subexp): Likewise.
(user_select_syms): Likewise.
(assign_aggregate): Likewise.
(ada_evaluate_subexp): Likewise.
(cache_symbol): Likewise.
* addrmap.c (allocate_key): Likewise.
(addrmap_create_mutable): Likewise.
* aix-thread.c (sync_threadlists): Likewise.
* alpha-tdep.c (alpha_push_dummy_call): Likewise.
(alpha_gdbarch_init): Likewise.
* amd64-windows-tdep.c (amd64_windows_push_arguments): Likewise.
* arm-linux-nat.c (arm_linux_add_process): Likewise.
* arm-linux-tdep.c (arm_linux_displaced_step_copy_insn): Likewise.
* arm-tdep.c (push_stack_item): Likewise.
(arm_displaced_step_copy_insn): Likewise.
(arm_gdbarch_init): Likewise.
(_initialize_arm_tdep): Likewise.
* avr-tdep.c (push_stack_item): Likewise.
* ax-general.c (new_agent_expr): Likewise.
* block.c (block_initialize_namespace): Likewise.
* breakpoint.c (alloc_counted_command_line): Likewise.
(update_dprintf_command_list): Likewise.
(parse_breakpoint_sals): Likewise.
(decode_static_tracepoint_spec): Likewise.
(until_break_command): Likewise.
(clear_command): Likewise.
(update_global_location_list): Likewise.
(get_breakpoint_objfile_data) Likewise.
* btrace.c (ftrace_new_function): Likewise.
(btrace_set_insn_history): Likewise.
(btrace_set_call_history): Likewise.
* buildsym.c (add_symbol_to_list): Likewise.
(record_pending_block): Likewise.
(start_subfile): Likewise.
(start_buildsym_compunit): Likewise.
(push_subfile): Likewise.
(end_symtab_get_static_block): Likewise.
(buildsym_init): Likewise.
* cli/cli-cmds.c (source_command): Likewise.
* cli/cli-decode.c (add_cmd): Likewise.
* cli/cli-script.c (build_command_line): Likewise.
(setup_user_args): Likewise.
(realloc_body_list): Likewise.
(process_next_line): Likewise.
(copy_command_lines): Likewise.
* cli/cli-setshow.c (do_set_command): Likewise.
* coff-pe-read.c (read_pe_exported_syms): Likewise.
* coffread.c (coff_locate_sections): Likewise.
(coff_symtab_read): Likewise.
(coff_read_struct_type): Likewise.
* common/cleanups.c (make_my_cleanup2): Likewise.
* common/common-exceptions.c (throw_it): Likewise.
* common/filestuff.c (make_cleanup_close): Likewise.
* common/format.c (parse_format_string): Likewise.
* common/queue.h (DEFINE_QUEUE_P): Likewise.
* compile/compile-object-load.c (munmap_list_add): Likewise.
(compile_object_load): Likewise.
* compile/compile-object-run.c (compile_object_run): Likewise.
* compile/compile.c (append_args): Likewise.
* corefile.c (specify_exec_file_hook): Likewise.
* cp-support.c (make_symbol_overload_list): Likewise.
* cris-tdep.c (push_stack_item): Likewise.
(cris_gdbarch_init): Likewise.
* ctf.c (ctf_trace_file_writer_new): Likewise.
* dbxread.c (init_header_files): Likewise.
(add_new_header_file): Likewise.
(init_bincl_list): Likewise.
(dbx_end_psymtab): Likewise.
(start_psymtab): Likewise.
(dbx_end_psymtab): Likewise.
* dcache.c (dcache_init): Likewise.
* dictionary.c (dict_create_hashed): Likewise.
(dict_create_hashed_expandable): Likewise.
(dict_create_linear): Likewise.
(dict_create_linear_expandable): Likewise.
* dtrace-probe.c (dtrace_process_dof_probe): Likewise.
* dummy-frame.c (register_dummy_frame_dtor): Likewise.
* dwarf2-frame-tailcall.c (cache_new_ref1): Likewise.
* dwarf2-frame.c (dwarf2_build_frame_info): Likewise.
(decode_frame_entry_1): Likewise.
* dwarf2expr.c (new_dwarf_expr_context): Likewise.
* dwarf2loc.c (dwarf2_compile_expr_to_ax): Likewise.
* dwarf2read.c (dwarf2_has_info): Likewise.
(create_signatured_type_table_from_index): Likewise.
(dwarf2_read_index): Likewise.
(dw2_get_file_names_reader): Likewise.
(create_all_type_units): Likewise.
(read_cutu_die_from_dwo): Likewise.
(init_tu_and_read_dwo_dies): Likewise.
(init_cutu_and_read_dies): Likewise.
(create_all_comp_units): Likewise.
(queue_comp_unit): Likewise.
(inherit_abstract_dies): Likewise.
(read_call_site_scope): Likewise.
(dwarf2_add_field): Likewise.
(dwarf2_add_typedef): Likewise.
(dwarf2_add_member_fn): Likewise.
(attr_to_dynamic_prop): Likewise.
(abbrev_table_alloc_abbrev): Likewise.
(abbrev_table_read_table): Likewise.
(add_include_dir): Likewise.
(add_file_name): Likewise.
(dwarf_decode_line_header): Likewise.
(dwarf2_const_value_attr): Likewise.
(dwarf_alloc_block): Likewise.
(parse_macro_definition): Likewise.
(set_die_type): Likewise.
(write_psymtabs_to_index): Likewise.
(create_cus_from_index): Likewise.
(dwarf2_create_include_psymtab): Likewise.
(process_psymtab_comp_unit_reader): Likewise.
(build_type_psymtab_dependencies): Likewise.
(read_comp_units_from_section): Likewise.
(compute_compunit_symtab_includes): Likewise.
(create_dwo_unit_in_dwp_v1): Likewise.
(create_dwo_unit_in_dwp_v2): Likewise.
(read_func_scope): Likewise.
(process_structure_scope): Likewise.
(mark_common_block_symbol_computed): Likewise.
(load_partial_dies): Likewise.
(dwarf2_symbol_mark_computed): Likewise.
* elfread.c (elf_symfile_segments): Likewise.
(elf_read_minimal_symbols): Likewise.
* environ.c (make_environ): Likewise.
* eval.c (evaluate_subexp_standard): Likewise.
* event-loop.c (create_file_handler): Likewise.
(create_async_signal_handler): Likewise.
(create_async_event_handler): Likewise.
(create_timer): Likewise.
* exec.c (build_section_table): Likewise.
* fbsd-nat.c (fbsd_remember_child): Likewise.
* fork-child.c (fork_inferior): Likewise.
* frv-tdep.c (new_variant): Likewise.
* gdbarch.sh (gdbarch_alloc): Likewise.
(append_name): Likewise.
* gdbtypes.c (rank_function): Likewise.
(copy_type_recursive): Likewise.
(add_dyn_prop): Likewise.
* gnu-nat.c (make_proc): Likewise.
(make_inf): Likewise.
(gnu_write_inferior): Likewise.
* gnu-v3-abi.c (build_gdb_vtable_type): Likewise.
(build_std_type_info_type): Likewise.
* guile/scm-param.c (compute_enum_list): Likewise.
* guile/scm-utils.c (gdbscm_parse_function_args): Likewise.
* guile/scm-value.c (gdbscm_value_call): Likewise.
* h8300-tdep.c (h8300_gdbarch_init): Likewise.
* hppa-tdep.c (hppa_init_objfile_priv_data): Likewise.
(read_unwind_info): Likewise.
* ia64-tdep.c (ia64_gdbarch_init): Likewise.
* infcall.c (dummy_frame_context_saver_setup): Likewise.
(call_function_by_hand_dummy): Likewise.
* infcmd.c (step_once): Likewise.
(finish_forward): Likewise.
(attach_command): Likewise.
(notice_new_inferior): Likewise.
* inferior.c (add_inferior_silent): Likewise.
* infrun.c (add_displaced_stepping_state): Likewise.
(save_infcall_control_state): Likewise.
(save_inferior_ptid): Likewise.
(_initialize_infrun): Likewise.
* jit.c (bfd_open_from_target_memory): Likewise.
(jit_gdbarch_data_init): Likewise.
* language.c (add_language): Likewise.
* linespec.c (decode_line_2): Likewise.
* linux-nat.c (add_to_pid_list): Likewise.
(add_initial_lwp): Likewise.
* linux-thread-db.c (add_thread_db_info): Likewise.
(record_thread): Likewise.
(info_auto_load_libthread_db): Likewise.
* m32c-tdep.c (m32c_gdbarch_init): Likewise.
* m68hc11-tdep.c (m68hc11_gdbarch_init): Likewise.
* m68k-tdep.c (m68k_gdbarch_init): Likewise.
* m88k-tdep.c (m88k_analyze_prologue): Likewise.
* macrocmd.c (macro_define_command): Likewise.
* macroexp.c (gather_arguments): Likewise.
* macroscope.c (sal_macro_scope): Likewise.
* macrotab.c (new_macro_table): Likewise.
* mdebugread.c (push_parse_stack): Likewise.
(parse_partial_symbols): Likewise.
(parse_symbol): Likewise.
(psymtab_to_symtab_1): Likewise.
(new_block): Likewise.
(new_psymtab): Likewise.
(mdebug_build_psymtabs): Likewise.
(add_pending): Likewise.
(elfmdebug_build_psymtabs): Likewise.
* mep-tdep.c (mep_gdbarch_init): Likewise.
* mi/mi-main.c (mi_execute_command): Likewise.
* mi/mi-parse.c (mi_parse_argv): Likewise.
* minidebug.c (lzma_open): Likewise.
* minsyms.c (terminate_minimal_symbol_table): Likewise.
* mips-linux-nat.c (mips_linux_insert_watchpoint): Likewise.
* mips-tdep.c (mips_gdbarch_init): Likewise.
* mn10300-tdep.c (mn10300_gdbarch_init): Likewise.
* msp430-tdep.c (msp430_gdbarch_init): Likewise.
* mt-tdep.c (mt_registers_info): Likewise.
* nat/aarch64-linux.c (aarch64_linux_new_thread): Likewise.
* nat/linux-btrace.c (linux_enable_bts): Likewise.
(linux_enable_pt): Likewise.
* nat/linux-osdata.c (linux_xfer_osdata_processes): Likewise.
(linux_xfer_osdata_processgroups): Likewise.
* nios2-tdep.c (nios2_gdbarch_init): Likewise.
* nto-procfs.c (procfs_meminfo): Likewise.
* objc-lang.c (start_msglist): Likewise.
(selectors_info): Likewise.
(classes_info): Likewise.
(find_methods): Likewise.
* objfiles.c (allocate_objfile): Likewise.
(update_section_map): Likewise.
* osabi.c (gdbarch_register_osabi): Likewise.
(gdbarch_register_osabi_sniffer): Likewise.
* parse.c (start_arglist): Likewise.
* ppc-linux-nat.c (hwdebug_find_thread_points_by_tid): Likewise.
(hwdebug_insert_point): Likewise.
* printcmd.c (display_command): Likewise.
(ui_printf): Likewise.
* procfs.c (create_procinfo): Likewise.
(load_syscalls): Likewise.
(proc_get_LDT_entry): Likewise.
(proc_update_threads): Likewise.
* prologue-value.c (make_pv_area): Likewise.
(pv_area_store): Likewise.
* psymtab.c (extend_psymbol_list): Likewise.
(init_psymbol_list): Likewise.
(allocate_psymtab): Likewise.
* python/py-inferior.c (add_thread_object): Likewise.
* python/py-param.c (compute_enum_values): Likewise.
* python/py-value.c (valpy_call): Likewise.
* python/py-varobj.c (py_varobj_iter_next): Likewise.
* python/python.c (ensure_python_env): Likewise.
* record-btrace.c (record_btrace_start_replaying): Likewise.
* record-full.c (record_full_reg_alloc): Likewise.
(record_full_mem_alloc): Likewise.
(record_full_end_alloc): Likewise.
(record_full_core_xfer_partial): Likewise.
* regcache.c (get_thread_arch_aspace_regcache): Likewise.
* remote-fileio.c (remote_fileio_init_fd_map): Likewise.
* remote-notif.c (remote_notif_state_allocate): Likewise.
* remote.c (demand_private_info): Likewise.
(remote_notif_stop_alloc_reply): Likewise.
(remote_enable_btrace): Likewise.
* reverse.c (save_bookmark_command): Likewise.
* rl78-tdep.c (rl78_gdbarch_init): Likewise.
* rx-tdep.c (rx_gdbarch_init): Likewise.
* s390-linux-nat.c (s390_insert_watchpoint): Likewise.
* ser-go32.c (dos_get_tty_state): Likewise.
(dos_copy_tty_state): Likewise.
* ser-mingw.c (ser_windows_open): Likewise.
(ser_console_wait_handle): Likewise.
(ser_console_get_tty_state): Likewise.
(make_pipe_state): Likewise.
(net_windows_open): Likewise.
* ser-unix.c (hardwire_get_tty_state): Likewise.
(hardwire_copy_tty_state): Likewise.
* solib-aix.c (solib_aix_new_lm_info): Likewise.
* solib-dsbt.c (dsbt_current_sos): Likewise.
(dsbt_relocate_main_executable): Likewise.
* solib-frv.c (frv_current_sos): Likewise.
(frv_relocate_main_executable): Likewise.
* solib-spu.c (spu_bfd_fopen): Likewise.
* solib-svr4.c (lm_info_read): Likewise.
(svr4_copy_library_list): Likewise.
(svr4_default_sos): Likewise.
* source.c (find_source_lines): Likewise.
(line_info): Likewise.
(add_substitute_path_rule): Likewise.
* spu-linux-nat.c (spu_bfd_open): Likewise.
* spu-tdep.c (info_spu_dma_cmdlist): Likewise.
* stabsread.c (dbx_lookup_type): Likewise.
(read_type): Likewise.
(read_member_functions): Likewise.
(read_struct_fields): Likewise.
(read_baseclasses): Likewise.
(read_args): Likewise.
(_initialize_stabsread): Likewise.
* stack.c (func_command): Likewise.
* stap-probe.c (handle_stap_probe): Likewise.
* symfile.c (addrs_section_sort): Likewise.
(addr_info_make_relative): Likewise.
(load_section_callback): Likewise.
(add_symbol_file_command): Likewise.
(init_filename_language_table): Likewise.
* symtab.c (create_filename_seen_cache): Likewise.
(sort_search_symbols_remove_dups): Likewise.
(search_symbols): Likewise.
* target.c (make_cleanup_restore_target_terminal): Likewise.
* thread.c (new_thread): Likewise.
(enable_thread_stack_temporaries): Likewise.
(make_cleanup_restore_current_thread): Likewise.
(thread_apply_all_command): Likewise.
* tic6x-tdep.c (tic6x_gdbarch_init): Likewise.
* top.c (gdb_readline_wrapper): Likewise.
* tracefile-tfile.c (tfile_trace_file_writer_new): Likewise.
* tracepoint.c (trace_find_line_command): Likewise.
(all_tracepoint_actions_and_cleanup): Likewise.
(make_cleanup_restore_current_traceframe): Likewise.
(get_uploaded_tp): Likewise.
(get_uploaded_tsv): Likewise.
* tui/tui-data.c (tui_alloc_generic_win_info): Likewise.
(tui_alloc_win_info): Likewise.
(tui_alloc_content): Likewise.
(tui_add_content_elements): Likewise.
* tui/tui-disasm.c (tui_find_disassembly_address): Likewise.
(tui_set_disassem_content): Likewise.
* ui-file.c (ui_file_new): Likewise.
(stdio_file_new): Likewise.
(tee_file_new): Likewise.
* utils.c (make_cleanup_restore_integer): Likewise.
(add_internal_problem_command): Likewise.
* v850-tdep.c (v850_gdbarch_init): Likewise.
* valops.c (find_oload_champ): Likewise.
* value.c (allocate_value_lazy): Likewise.
(record_latest_value): Likewise.
(create_internalvar): Likewise.
* varobj.c (install_variable): Likewise.
(new_variable): Likewise.
(new_root_variable): Likewise.
(cppush): Likewise.
(_initialize_varobj): Likewise.
* windows-nat.c (windows_make_so): Likewise.
* x86-nat.c (x86_add_process): Likewise.
* xcoffread.c (arrange_linetable): Likewise.
(allocate_include_entry): Likewise.
(process_linenos): Likewise.
(SYMBOL_DUP): Likewise.
(xcoff_start_psymtab): Likewise.
(xcoff_end_psymtab): Likewise.
* xml-support.c (gdb_xml_parse_attr_ulongest): Likewise.
* xtensa-tdep.c (xtensa_register_type): Likewise.
* gdbarch.c: Regenerate.
* gdbarch.h: Regenerate.
gdb/gdbserver/ChangeLog:
* ax.c (gdb_parse_agent_expr): Likewise.
(compile_bytecodes): Likewise.
* dll.c (loaded_dll): Likewise.
* event-loop.c (append_callback_event): Likewise.
(create_file_handler): Likewise.
(create_file_event): Likewise.
* hostio.c (handle_open): Likewise.
* inferiors.c (add_thread): Likewise.
(add_process): Likewise.
* linux-aarch64-low.c (aarch64_linux_new_process): Likewise.
* linux-arm-low.c (arm_new_process): Likewise.
(arm_new_thread): Likewise.
* linux-low.c (add_to_pid_list): Likewise.
(linux_add_process): Likewise.
(handle_extended_wait): Likewise.
(add_lwp): Likewise.
(enqueue_one_deferred_signal): Likewise.
(enqueue_pending_signal): Likewise.
(linux_resume_one_lwp_throw): Likewise.
(linux_resume_one_thread): Likewise.
(linux_read_memory): Likewise.
(linux_write_memory): Likewise.
* linux-mips-low.c (mips_linux_new_process): Likewise.
(mips_linux_new_thread): Likewise.
(mips_add_watchpoint): Likewise.
* linux-x86-low.c (initialize_low_arch): Likewise.
* lynx-low.c (lynx_add_process): Likewise.
* mem-break.c (set_raw_breakpoint_at): Likewise.
(set_breakpoint): Likewise.
(add_condition_to_breakpoint): Likewise.
(add_commands_to_breakpoint): Likewise.
(clone_agent_expr): Likewise.
(clone_one_breakpoint): Likewise.
* regcache.c (new_register_cache): Likewise.
* remote-utils.c (look_up_one_symbol): Likewise.
* server.c (queue_stop_reply): Likewise.
(start_inferior): Likewise.
(queue_stop_reply_callback): Likewise.
(handle_target_event): Likewise.
* spu-low.c (fetch_ppc_memory): Likewise.
(store_ppc_memory): Likewise.
* target.c (set_target_ops): Likewise.
* thread-db.c (thread_db_load_search): Likewise.
(try_thread_db_load_1): Likewise.
* tracepoint.c (add_tracepoint): Likewise.
(add_tracepoint_action): Likewise.
(create_trace_state_variable): Likewise.
(cmd_qtdpsrc): Likewise.
(cmd_qtro): Likewise.
(add_while_stepping_state): Likewise.
* win32-low.c (child_add_thread): Likewise.
(get_image_name): Likewise.
|
|
This patch fixes the following bug in TUI:
(gdb) break foo
No symbol table is loaded. Use the "file" command.
Make breakpoint pending on future shared library load? (y or [n]) <ENTER>
By submitting an empty command line to a secondary prompt, the line
corresponding to the secondary prompt is undesirably cleared and
overwritten. Outside of a secondary prompt, clearing the prompt line
after submitting an empty command line is intended behavior which
complements GDB's repeat-command shorthand. But inside a secondary
prompt, this behavior is undesired since the shorthand is not applicable
in that case. We should retain the secondary-prompt line even when it's
given no input.
This patch makes sure that a prompt that was given an empty command line
is cleared and overwritten only if it's not a secondary prompt. To
acheive this, a new predicate is defined which informs us whether the
current input handler is a secondary prompt.
gdb/ChangeLog:
* top.h (gdb_in_secondary_prompt_p): Declare.
* top.c (gdb_secondary_prompt_depth): Define.
(gdb_in_secondary_prompt_p): Define.
(gdb_readline_wrapper_cleanup): Decrement
gdb_secondary_prompt_depth.
(gdb_readline_wrapper): Increment gdb_secondary_prompt_depth.
* tui/tui-io.c (tui_getc): Don't clear the prompt line if we
are in a secondary prompt.
|
|
This is necessary to make sure that start_line is updated after a
command has been entered. Usually, start_line gets updated anyway
because most commands output text, and outputting text is done through
the function tui_puts, which updates start_line. However if a command
does not output text, then tui_puts will not get called and start_line
will not get updated in time for the next prompt to be displayed.
One can observe this bug by executing the command "delete" within TUI.
After executing, the prompt line
(gdb) delete
gets overwritten by the next prompt. With this patch, the prompt line
gets preserved.
gdb/ChangeLog:
* tui/tui-io.c (tui_getc): Use tui_putc instead of waddch to
emit the newline.
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These fields are currently used to track the location of the cursor
inside the command window. But their usefulness is questionable because
ncurses already internally keeps track of the location of the cursor,
whose coordinates we can query using the functions getyx(), getcurx() or
getcury(). It is an unnecessary pain to keep these fields in sync with
ncurses, and their meaning is not well-defined anyway. For instance, it
is not clear whether the coordinates held in these fields are
authoritative, or whether the coordinates reported by ncurses are.
So to keep things simple, this patch removes these fields and replaces
existing reads of these fields with calls to the appropriate ncurses
querying functions, and replaces writes to these fields with calls to
wmove() (when necessary and applicable).
In the function tui_cont_sig(), I removed the call to wmove() entirely
because moving to (start_line, curch) makes no sense. The move should
have been to (cur_line, curch) -- which would now be a no-op.
Tested on x86_64 Fedora 22, no obvious regressions.
gdb/ChangeLog:
* tui/tui-data.h (tui_command_info): Remove fields cur_line and
curch.
* tui/tui-data.c (tui_clear_win_detail) [CMD_WIN]: Don't set
cur_line or curch, instead call wmove().
(init_win_info) [CMD_WIN]: Likewise.
* tui/tui-io.c (tui_puts): Likewise. Don't read cur_line,
instead call getcury().
(tui_redisplay_readline): Don't set cur_line or curch.
(tui_mld_erase_entire_line): Don't read cur_line, instead call
getcury().
(tui_cont_sig): Remove call to wmove.
(tui_getc): Don't read cur_line or curch, instead call getcury()
or getyx(). Don't set curch.
* tui/tui-win.c (make_visible_with_new_height) [CMD_WIN]: Don't
set cur_line or curch. Always move cursor to (0,0).
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Share the window name completion code from the focus command with the
winheight command, providing window name completion for the winheight
command.
gdb/ChangeLog:
* tui/tui-win.c (window_name_completer): New function.
(focus_completer): Call window_name_completer. All old content
moved into window_name_completer.
(winheight_completer): New function.
(_initialize_tui_win): Rename variable. Add completer to
winheight command. Update doc string on winheight.
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In parse_scrolling_args it is possible for a string copy to leak if an
error occurs. Switching to using a cleanup fixes this leak.
In tui_set_win_height the string can't be leaked, but switching to using
a cleanup guards against the possibility that a leak could be introduced
in the future (by adding an error somewhere in the call stack).
gdb/ChangeLog:
* tui/tui-win.c (tui_set_win_height): Use a cleanup to free the
string copy.
(parse_scrolling_args): Likewise.
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Don't duplicate the window names inside the completion function.
Instead make use of the existing defines, and the tui_win_name function
to obtain the window names.
gdb/ChangeLog:
* tui/tui-win.c (focus_completer): Don't duplicate the tui window
names in this function.
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This commit converts the window names for the TUI windows to lower case.
The windows names are already lower case in the documentation, and are
shown as lower case in some of the command completion results.
Given that all the commands that take a window name currently accept
upper or lower case, this commit just changes the window names to lower
case in the remaining places they are displayed by gdb.
gdb/ChangeLog:
* tui/tui-data.h (SRC_NAME): Convert to lower case.
(CMD_NAME): Likewise.
(DATA_NAME): Likewise.
(DISASSEM_NAME): Likewise.
* tui/tui-win.c (tui_set_focus): Window names are now lower case.
(tui_set_win_height): Likewise.
(parse_scrolling_args): Likewise.
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This is a straightforward replacement of the TUI's use of the
aforementioned hook with the register_changed observer. Since this was
the only user of the hook, this patch also removes the hook.
gdb/ChangeLog:
* defs.h (deprecated_register_changed_hook): Remove prototype.
* interps.c (clear_iterpreter_hooks): Remove reference to
deprecated_register_changed_hook.
* top.c (deprecated_register_changed_hook): Remove prototype.
* valops.c (value_assign): Remove reference to
deprecated_register_changed_hook.
* tui/tui-hooks.c (tui_register_changed): Add parameter "frame".
Add comment documenting the function.
(tui_register_changed_observer): Define.
(tui_install_hooks): Remove reference to
deprecated_register_changed_hook. Set
tui_register_changed_observer.
(tui_remove_hooks): Remove reference to
deprecated_register_changed_hook. Unset
tui_register_changed_observer.
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Instead of casting between structure types to get the 'tui_gen_win_info'
info from a 'tui_win_info' access the generic member variable. This is
inline with what is done throughout the rest of the tui code.
gdb/ChangeLog:
* tui/tui-win.c (tui_set_focus): Use structure member 'generic'
instead of casting the structure type.
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This commit makes the parameter and the result for 'tui_win_name'
constant. There's one place in the code that is then updated as a
result of this change.
gdb/ChangeLog:
* tui/tui-data.c (tui_partial_win_by_name): Window name is const.
(tui_win_name): Make parameter and result const.
* tui/tui-data.h (tui_win_name): Make parameter and result const.
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When I replaced TUI's frame_changed hook to fix PR tui/13378 I assumed
that there's no reason to refresh register information following a call
to "up", "down" or "frame". This assumption was made to fix the problem
of refreshing frame information twice following a sync-execution normal
stop (once in tui_normal_stop and then in tui_before_prompt) -- the
second refresh removing any highlights made by the first.
I was wrong about that -- GDB's snapshot of register information is
per-frame, and when the frame changes, registers do too (most
prominently the %rip and %rsp registers). So e.g. GDB 7.8 would
highlight such register changes after invoking "up", "down" or "frame",
and current GDB does not.
To fix this regression, this patch adds another (sufficient) condition
for refreshing register information: in
tui_refresh_frame_and_register_information, always refresh register
information if frame information has changed. This makes register
information get refreshed following a call to "up", "down" or "frame"
while still avoiding the "double refresh" issue following a normal stop.
This condition may seem to obsolete the existing registers_too_p
parameter, but it does not: following a normal stop, it is possible that
registers may have changed while frame information had not. We could be
on the exact same PC with different register values. The new condition
would not catch such a case, but the registers_too_p condition will. So
both conditions seem necessary (and either one is sufficient).
gdb/ChangeLog:
* tui/tui-hooks.c (tui_refresh_frame_and_register_information):
Update commentary. Always refresh the registers when frame
information has changed.
* tui/tui-stack.c (tui_show_frame_info): Update commentary.
Change return type to int. Return 1 if frame information has
changed, 1 otherwise.
(tui_before_prompt): Update commentary.
* tui/tui-stack.h (tui_show_frame_info): Change return type to
int.
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The select_frame hook is used by TUI to update TUI's frame and register
information following changes to the selected frame. The problem with
this hook is that it gets called after every single frame change, even
if the frame change is only temporary or internal. This is the primary
cause of flickering and slowdown when running the inferior under TUI
with conditional breakpoints set. Internal GDB events are the source of
many calls to select_frame and these internal events are triggered
frequently, especially when a few conditional breakpoints are set.
This patch removes the select_frame hook altogether and instead makes
the frame and register information get updated in two key places (using
observers): after an inferior stops, and right before displaying a
prompt. The latter hook covers the case when frame information must be
updated following a call to "up", "down" or "frame", and the former
covers the case when frame and register information must be updated
after a call to "continue", "step", etc. or after the inferior stops in
async execution mode. Together these hooks should cover all the cases
when frame information ought to be refreshed (and when the relevant
windows ought to be subsequently updated).
The print_frame_info_listing hook is also effectively obsolete now, but
it still must be set while the TUI is active because its caller
print_frame_info will otherwise assume that the CLI is active, and will
print the frame informaion accordingly. So this patch also sets the
print_frame_info_listing hook to a dummy callback, in lieu of outright
removing it yet.
Effectively, with this patch, frame/PC changes that do not immediately
precede an inferior-stop event or a prompt display event no longer cause
TUI's frame and register information to be updated.
And as a result of this change and of the previous change to
tui_show_frame_info, the TUI is much more disciplined about updating the
screen, and so the flicker as described in the PR is totally gone.
gdb/ChangeLog:
PR tui/13378
* frame.c (select_frame): Remove reference to
deprecated_selected_frame_level_changed_hook.
* frame.h (deprecated_selected_frame_level_changed_hook): Remove
declaration.
* stack.c (deprecated_selected_frame_level_changed_hook):
Likewise.
* tui/tui-hooks.c (tui_selected_frame_level_changed_hook):
Rename to ...
(tui_refresh_frame_and_register_information): ... this. Bail
out if there is no stack. Don't update register information
unless registers_too_p is true.
(tui_print_frame_info_listing_hook): Rename to ...
(tui_dummy_print_frame_info_listing_hook): ... this.
(tui_before_prompt): New function.
(tui_normal_stop): New function.
(tui_before_prompt_observer): New observer.
(tui_normal_stop_observer): New observer.
(tui_install_hooks): Set
deprecated_print_frame_info_listing_hook to
tui_dummy_print_frame_info_listing_hook. Register
tui_before_prompt_observer to call tui_before_prompt and
tui_normal_stop_observer to call tui_normal_stop. Remove
reference to deprecated_selected_frame_level_changed_hook.
(tui_remove_hooks): Detach and unset tui_before_prompt_observer
and tui_normal_stop_observer. Remove reference to
deprecated_selected_frame_level_changed_hook.
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tui_show_frame_info is responsible for updating the visible windows
following a change in frame information (that being the currently
selected frame, PC, line number, etc). Currently it always redraws and
refreshes each window even if frame information has not changed. This
behavior is inefficient and helps contribute to the occassional
flickering of the TUI as described in the mentioned PR.
This patch makes tui_show_frame_info refresh the windows only if frame
information has changed. Determining whether frame information has
changed is done indirectly by determining whether the locator has
changed. This approach is convenient and yet sensible because the
locator contains all the relevant info we need to check anyway: the
current PC, the line number, the name of the executable and the name of
the current function. Probably only the PC is really necessary to
check, but it doesn't hurt to check every field.
Effectively, with this patch, consecutive calls to select_frame with the
same frame/PC no longer cause TUI's frame information to be updated
multiple times.
gdb/ChangeLog:
PR tui/13378
* tui/tui-stack.c (tui_set_locator_info): Change prototype to
return an int instead of void. Return whether the locator
window has changed.
(tui_show_frame_info): If the locator info has not changed, then
bail out early to avoid refreshing the windows.
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The call to tui_alloc_content in tui_set_locator_info passes
locator->type as the type of the window whose content is being
allocated. This may seem correct but it's actually not because when
this code path actually get executed locator->type has not yet been to
set LOCATOR_WIN so it defaults to 0 i.e. SRC_WIN. Thus we allocate the
content of the locator window as if it was the source window. This
oversight turns out not to be a big deal in practice but the patch that
follows depends on the locator's proc_name and full_name arrays to be
initialized to the empty string which is done by tui_alloc_content if
we pass to it LOCATOR_WIN.
This patch fixes this bug by explicitly passing LOCATOR_WIN to
tui_alloc_content.
gdb/ChangeLog:
* tui/tui-stack.c (tui_set_locator_info): Explicitly pass
LOCATOR_WIN to tui_alloc_content.
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