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-rw-r--r--gdb/gdbtk.c983
1 files changed, 960 insertions, 23 deletions
diff --git a/gdb/gdbtk.c b/gdb/gdbtk.c
index 60a921f..13bdcd8 100644
--- a/gdb/gdbtk.c
+++ b/gdb/gdbtk.c
@@ -27,14 +27,26 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include "symfile.h"
#include "objfiles.h"
#include "target.h"
+#include "gdbcore.h"
+#include "tracepoint.h"
+
+#ifdef _WIN32
+#include <winuser.h>
+#endif
+
#include <tcl.h>
#include <tk.h>
#include <itcl.h>
#include <tix.h>
+#include "guitcl.h"
+
#ifdef IDE
+/* start-sanitize-ide */
#include "event.h"
#include "idetcl.h"
+#include "ilutk.h"
+/* end-sanitize-ide */
#endif
#ifdef ANSI_PROTOTYPES
@@ -59,6 +71,10 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#endif
#endif
+#ifdef __CYGWIN32__
+#include <sys/time.h>
+#endif
+
#ifdef WINNT
#define GDBTK_PATH_SEP ";"
#else
@@ -71,6 +87,9 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#undef SIOCSPGRP
#endif
+int gdbtk_load_hash PARAMS ((char *, unsigned long));
+int (*ui_load_progress_hook) PARAMS ((char *, unsigned long));
+
static void null_routine PARAMS ((int));
static void gdbtk_flush PARAMS ((FILE *));
static void gdbtk_fputs PARAMS ((const char *, FILE *));
@@ -89,6 +108,8 @@ static int compare_lines PARAMS ((const PTR, const PTR));
static int gdbtk_dis_asm_read_memory PARAMS ((bfd_vma, bfd_byte *, int, disassemble_info *));
static int gdb_path_conv PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
static int gdb_stop PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
+static int gdb_confirm_quit PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
+static int gdb_force_quit PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
static int gdb_listfiles PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
static int gdb_listfuncs PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
static int call_wrapper PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
@@ -110,12 +131,27 @@ static int map_arg_registers PARAMS ((int, char *[], void (*) (int, void *), voi
static void get_register_name PARAMS ((int, void *));
static int gdb_regnames PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
static void get_register PARAMS ((int, void *));
+static int gdb_target_has_execution_command PARAMS ((ClientData, Tcl_Interp *, int, char *argv[]));
+static int gdb_load_info PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
+static int gdb_get_vars_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
+static int gdb_get_function_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
+static int gdb_get_line_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
+static int gdb_get_file_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
+static int gdb_tracepoint_exists_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
+static int gdb_get_tracepoint_info PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
+static int gdb_actions_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
+static int gdb_prompt_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
+static void gdbtk_create_tracepoint PARAMS ((struct tracepoint *));
+static void gdbtk_delete_tracepoint PARAMS ((struct tracepoint *));
+static void tracepoint_notify PARAMS ((struct tracepoint *, const char *));
/* Handle for TCL interpreter */
static Tcl_Interp *interp = NULL;
+#ifndef WINNT
static int x_fd; /* X network socket */
+#endif
/* This variable is true when the inferior is running. Although it's
possible to disable most input from widgets and thus prevent
@@ -163,7 +199,7 @@ Tcl_Free(ptr)
free (ptr);
}
-#endif /* _WIN32 */
+#endif /* ! _WIN32 */
static void
null_routine(arg)
@@ -171,6 +207,31 @@ null_routine(arg)
{
}
+#ifdef _WIN32
+
+/* On Windows, if we hold a file open, other programs can't write to
+ it. In particular, we don't want to hold the executable open,
+ because it will mean that people have to get out of the debugging
+ session in order to remake their program. So we close it, although
+ this will cost us if and when we need to reopen it. */
+
+static void
+close_bfds ()
+{
+ struct objfile *o;
+
+ ALL_OBJFILES (o)
+ {
+ if (o->obfd != NULL)
+ bfd_cache_close (o->obfd);
+ }
+
+ if (exec_bfd != NULL)
+ bfd_cache_close (exec_bfd);
+}
+
+#endif /* _WIN32 */
+
/* The following routines deal with stdout/stderr data, which is created by
{f}printf_{un}filtered and friends. gdbtk_fputs and gdbtk_flush are the
lowest level of these routines and capture all output from the rest of GDB.
@@ -185,9 +246,14 @@ null_routine(arg)
get_saved_output (but this must be done before the call to
finish_saving_output). */
-/* Dynamic string header for stdout. */
+/* Dynamic string for output. */
static Tcl_DString *result_ptr;
+
+/* Dynamic string for stderr. This is only used if result_ptr is
+ NULL. */
+
+static Tcl_DString *error_string_ptr;
static void
gdbtk_flush (stream)
@@ -206,7 +272,9 @@ gdbtk_fputs (ptr, stream)
FILE *stream;
{
if (result_ptr)
- Tcl_DStringAppend (result_ptr, (char *)ptr, -1);
+ Tcl_DStringAppend (result_ptr, (char *) ptr, -1);
+ else if (error_string_ptr != NULL && stream == gdb_stderr)
+ Tcl_DStringAppend (error_string_ptr, (char *) ptr, -1);
else
{
Tcl_DString str;
@@ -235,7 +303,7 @@ gdbtk_query (query, args)
merge[1] = buf;
command = Tcl_Merge (2, merge);
Tcl_Eval (interp, command);
- free (command);
+ Tcl_Free (command);
val = atol (interp->result);
return val;
@@ -278,6 +346,10 @@ gdbtk_readline (prompt)
char *command;
int result;
+#ifdef _WIN32
+ close_bfds ();
+#endif
+
merge[0] = "gdbtk_tcl_readline";
merge[1] = prompt;
command = Tcl_Merge (2, merge);
@@ -392,6 +464,7 @@ gdb_get_breakpoint_info (clientData, interp, argc, argv)
int bpnum;
struct breakpoint *b;
extern struct breakpoint *breakpoint_chain;
+ char *funcname;
if (argc != 2)
error ("wrong # args");
@@ -408,12 +481,13 @@ gdb_get_breakpoint_info (clientData, interp, argc, argv)
sal = find_pc_line (b->address, 0);
Tcl_DStringAppendElement (result_ptr, symtab_to_filename (sal.symtab));
+ find_pc_partial_function (b->address, &funcname, NULL, NULL);
+ Tcl_DStringAppendElement (result_ptr, funcname);
dsprintf_append_element (result_ptr, "%d", sal.line);
dsprintf_append_element (result_ptr, "0x%lx", b->address);
Tcl_DStringAppendElement (result_ptr, bptypes[b->type]);
Tcl_DStringAppendElement (result_ptr, b->enable == enabled ? "1" : "0");
Tcl_DStringAppendElement (result_ptr, bpdisp[b->disposition]);
- dsprintf_append_element (result_ptr, "%d", b->silent);
dsprintf_append_element (result_ptr, "%d", b->ignore_count);
Tcl_DStringStartSublist (result_ptr);
@@ -492,6 +566,12 @@ gdb_loc (clientData, interp, argc, argv)
char *funcname;
CORE_ADDR pc;
+ if (!have_full_symbols () && !have_partial_symbols ())
+ {
+ Tcl_SetResult (interp, "No symbol table is loaded", TCL_STATIC);
+ return TCL_ERROR;
+ }
+
if (argc == 1)
{
pc = selected_frame ? selected_frame->pc : stop_pc;
@@ -565,7 +645,95 @@ gdb_eval (clientData, interp, argc, argv)
return TCL_OK;
}
-
+
+/* gdb_get_mem addr form size num aschar*/
+/* dump a block of memory */
+/* addr: address of data to dump */
+/* form: a char indicating format */
+/* size: size of each element; 1,2,4, or 8 bytes*/
+/* num: the number of 'size' elements to return */
+/* acshar: an optional ascii character to use in ASCII dump */
+/* returns a list of 'num' elements followed by an optional */
+/* ASCII dump */
+static int
+gdb_get_mem (clientData, interp, argc, argv)
+ ClientData clientData;
+ Tcl_Interp *interp;
+ int argc;
+ char *argv[];
+{
+ int size, asize, num, i, j;
+ CORE_ADDR addr, saved_addr, ptr;
+ int format;
+ struct type *val_type;
+ value_ptr vptr;
+ char c, buff[128], aschar;
+
+ if (argc != 6)
+ error ("wrong # args");
+
+ addr = (CORE_ADDR)strtoul(argv[1],(char **)NULL,0);
+ saved_addr = addr;
+ format = *argv[2];
+ size = (int)strtoul(argv[3],(char **)NULL,0);
+ num = (int)strtoul(argv[4],(char **)NULL,0);
+ aschar = *argv[5];
+
+ switch (size) {
+ case 1:
+ val_type = builtin_type_char;
+ asize = 'b';
+ break;
+ case 2:
+ val_type = builtin_type_short;
+ asize = 'h';
+ break;
+ case 4:
+ val_type = builtin_type_int;
+ asize = 'w';
+ break;
+ case 8:
+ val_type = builtin_type_long_long;
+ asize = 'g';
+ break;
+ default:
+ val_type = builtin_type_char;
+ asize = 'b';
+ }
+
+ for (i=0; i < num; i++)
+ {
+ vptr = value_at (val_type, addr, (asection *)NULL);
+ print_scalar_formatted (VALUE_CONTENTS(vptr), val_type, format, asize, gdb_stdout);
+ fputs_unfiltered (" ", gdb_stdout);
+ addr += size;
+ }
+
+ if (aschar)
+ {
+ val_type = builtin_type_char;
+ ptr = saved_addr;
+ buff[0] = '"';
+ i = 1;
+ for (j=0; j < num*size; j++)
+ {
+ c = *(char *)VALUE_CONTENTS(value_at (val_type, ptr, (asection *)NULL));
+ if (c < 32 || c > 126)
+ c = aschar;
+ if (c == '"')
+ buff[i++] = '\\';
+ buff[i++] = c;
+ ptr++;
+ }
+ buff[i++] = '"';
+ buff[i] = 0;
+ fputs_unfiltered (buff, gdb_stdout);
+ }
+
+ return TCL_OK;
+}
+
+
/* This implements the TCL command `gdb_sourcelines', which returns a list of
all of the lines containing executable code for the specified source file
(ie: lines where you can put breakpoints). */
@@ -809,15 +977,30 @@ gdb_cmd (clientData, interp, argc, argv)
int argc;
char *argv[];
{
+ Tcl_DString *save_ptr = NULL;
+
if (argc != 2)
error ("wrong # args");
if (running_now)
return TCL_OK;
+ /* for the load instruction (and possibly others later) we
+ set result_ptr to NULL so gdbtk_fputs() will not buffer
+ all the data until the command is finished. */
+
+ if (strncmp("load ",argv[1],5) == 0) {
+ Tcl_DStringAppend (result_ptr, "", -1);
+ save_ptr = result_ptr;
+ result_ptr = NULL;
+ }
+
execute_command (argv[1], 1);
bpstat_do_actions (&stop_bpstat);
+
+ if (save_ptr)
+ result_ptr = save_ptr;
return TCL_OK;
}
@@ -858,11 +1041,16 @@ call_wrapper (clientData, interp, argc, argv)
{
struct wrapped_call_args wrapped_args;
Tcl_DString result, *old_result_ptr;
+ Tcl_DString error_string, *old_error_string_ptr;
Tcl_DStringInit (&result);
old_result_ptr = result_ptr;
result_ptr = &result;
+ Tcl_DStringInit (&error_string);
+ old_error_string_ptr = error_string_ptr;
+ error_string_ptr = &error_string;
+
wrapped_args.func = (Tcl_CmdProc *)clientData;
wrapped_args.interp = interp;
wrapped_args.argc = argc;
@@ -885,8 +1073,31 @@ call_wrapper (clientData, interp, argc, argv)
Tcl_Eval (interp, "gdbtk_tcl_idle");
}
- Tcl_DStringResult (interp, &result);
+ if (Tcl_DStringLength (&error_string) == 0)
+ {
+ Tcl_DStringResult (interp, &result);
+ Tcl_DStringFree (&error_string);
+ }
+ else if (Tcl_DStringLength (&result) == 0)
+ {
+ Tcl_DStringResult (interp, &error_string);
+ Tcl_DStringFree (&result);
+ }
+ else
+ {
+ Tcl_ResetResult (interp);
+ Tcl_AppendResult (interp, Tcl_DStringValue (&result),
+ Tcl_DStringValue (&error_string), (char *) NULL);
+ Tcl_DStringFree (&result);
+ Tcl_DStringFree (&error_string);
+ }
+
result_ptr = old_result_ptr;
+ error_string_ptr = old_error_string_ptr;
+
+#ifdef _WIN32
+ close_bfds ();
+#endif
return wrapped_args.val;
}
@@ -965,6 +1176,64 @@ gdb_stop (clientData, interp, argc, argv)
return TCL_OK;
}
+
+/* Prepare to accept a new executable file. This is called when we
+ want to clear away everything we know about the old file, without
+ asking the user. The Tcl code will have already asked the user if
+ necessary. After this is called, we should be able to run the
+ `file' command without getting any questions. */
+
+static int
+gdb_clear_file (clientData, interp, argc, argv)
+ ClientData clientData;
+ Tcl_Interp *interp;
+ int argc;
+ char *argv[];
+{
+ if (inferior_pid != 0 && target_has_execution)
+ {
+ if (attach_flag)
+ target_detach (NULL, 0);
+ else
+ target_kill ();
+ }
+
+ if (target_has_execution)
+ pop_target ();
+
+ symbol_file_command (NULL, 0);
+
+ return TCL_OK;
+}
+
+/* Ask the user to confirm an exit request. */
+
+static int
+gdb_confirm_quit (clientData, interp, argc, argv)
+ ClientData clientData;
+ Tcl_Interp *interp;
+ int argc;
+ char *argv[];
+{
+ int ret;
+
+ ret = quit_confirm ();
+ Tcl_DStringAppendElement (result_ptr, ret ? "1" : "0");
+ return TCL_OK;
+}
+
+/* Quit without asking for confirmation. */
+
+static int
+gdb_force_quit (clientData, interp, argc, argv)
+ ClientData clientData;
+ Tcl_Interp *interp;
+ int argc;
+ char *argv[];
+{
+ quit_force ((char *) NULL, 1);
+ return TCL_OK;
+}
/* This implements the TCL command `gdb_disassemble'. */
@@ -1275,14 +1544,72 @@ x_event (signo)
while (Tcl_DoOneEvent (TCL_DONT_WAIT|TCL_ALL_EVENTS) != 0);
}
+#ifdef __CYGWIN32__
+
+/* For Cygwin32, we use a timer to periodically check for Windows
+ messages. FIXME: It would be better to not poll, but to instead
+ rewrite the target_wait routines to serve as input sources.
+ Unfortunately, that will be a lot of work. */
+
+static void
+gdbtk_start_timer ()
+{
+ sigset_t nullsigmask;
+ struct sigaction action;
+ struct itimerval it;
+
+ sigemptyset (&nullsigmask);
+
+ action.sa_handler = x_event;
+ action.sa_mask = nullsigmask;
+ action.sa_flags = 0;
+ sigaction (SIGALRM, &action, NULL);
+
+ it.it_interval.tv_sec = 0;
+ /* Check for messages twice a second. */
+ it.it_interval.tv_usec = 500 * 1000;
+ it.it_value.tv_sec = 0;
+ it.it_value.tv_usec = 500 * 1000;
+
+ setitimer (ITIMER_REAL, &it, NULL);
+}
+
+static void
+gdbtk_stop_timer ()
+{
+ sigset_t nullsigmask;
+ struct sigaction action;
+ struct itimerval it;
+
+ sigemptyset (&nullsigmask);
+
+ action.sa_handler = SIG_IGN;
+ action.sa_mask = nullsigmask;
+ action.sa_flags = 0;
+ sigaction (SIGALRM, &action, NULL);
+
+ it.it_interval.tv_sec = 0;
+ it.it_interval.tv_usec = 0;
+ it.it_value.tv_sec = 0;
+ it.it_value.tv_usec = 0;
+ setitimer (ITIMER_REAL, &it, NULL);
+}
+
+#endif
+
+/* This hook function is called whenever we want to wait for the
+ target. */
+
static int
gdbtk_wait (pid, ourstatus)
int pid;
struct target_waitstatus *ourstatus;
{
+#ifndef WINNT
struct sigaction action;
static sigset_t nullsigmask = {0};
+
#ifndef SA_RESTART
/* Needed for SunOS 4.1.x */
#define SA_RESTART 0
@@ -1291,14 +1618,21 @@ gdbtk_wait (pid, ourstatus)
action.sa_handler = x_event;
action.sa_mask = nullsigmask;
action.sa_flags = SA_RESTART;
-#ifndef WINNT
sigaction(SIGIO, &action, NULL);
+#endif /* WINNT */
+
+#ifdef __CYGWIN32__
+ gdbtk_start_timer ();
#endif
pid = target_wait (pid, ourstatus);
- action.sa_handler = SIG_IGN;
+#ifdef __CYGWIN32__
+ gdbtk_stop_timer ();
+#endif
+
#ifndef WINNT
+ action.sa_handler = SIG_IGN;
sigaction(SIGIO, &action, NULL);
#endif
@@ -1318,7 +1652,7 @@ gdbtk_call_command (cmdblk, arg, from_tty)
int from_tty;
{
running_now = 0;
- if (cmdblk->class == class_run)
+ if (cmdblk->class == class_run || cmdblk->class == class_trace)
{
running_now = 1;
Tcl_Eval (interp, "gdbtk_tcl_busy");
@@ -1340,7 +1674,26 @@ tk_command_loop ()
/* We no longer want to use stdin as the command input stream */
instream = NULL;
- Tcl_Eval (interp, "gdbtk_tcl_preloop");
+
+ if (Tcl_Eval (interp, "gdbtk_tcl_preloop") != TCL_OK)
+ {
+ char *msg;
+
+ /* Force errorInfo to be set up propertly. */
+ Tcl_AddErrorInfo (interp, "");
+
+ msg = Tcl_GetVar (interp, "errorInfo", TCL_GLOBAL_ONLY);
+#ifdef _WIN32
+ MessageBox (NULL, msg, NULL, MB_OK | MB_ICONERROR | MB_TASKMODAL);
+#else
+ fputs_unfiltered (msg, gdb_stderr);
+#endif
+ }
+
+#ifdef _WIN32
+ close_bfds ();
+#endif
+
Tk_MainLoop ();
}
@@ -1362,12 +1715,16 @@ gdbtk_init ( argv0 )
struct cleanup *old_chain;
char *lib, *gdbtk_lib, *gdbtk_lib_tmp, *gdbtk_file;
int i, found_main;
+#ifndef WINNT
struct sigaction action;
static sigset_t nullsigmask = {0};
+#endif
#ifdef IDE
+ /* start-sanitize-ide */
struct ide_event_handle *h;
const char *errmsg;
char *libexecdir;
+ /* end-sanitize-ide */
#endif
/* If there is no DISPLAY environment variable, Tk_Init below will fail,
@@ -1393,11 +1750,12 @@ gdbtk_init ( argv0 )
make_final_cleanup (gdbtk_cleanup, NULL);
-#ifdef IDE
/* Initialize the Paths variable. */
if (ide_initialize_paths (interp, "gdbtcl") != TCL_OK)
error ("ide_initialize_paths failed: %s", interp->result);
+#ifdef IDE
+ /* start-sanitize-ide */
/* Find the directory where we expect to find idemanager. We ignore
errors since it doesn't really matter if this fails. */
libexecdir = Tcl_GetVar2 (interp, "Paths", "libexecdir", TCL_GLOBAL_ONLY);
@@ -1417,26 +1775,39 @@ gdbtk_init ( argv0 )
{
if (ide_create_tclevent_command (interp, h) != TCL_OK)
error ("ide_create_tclevent_command failed: %s", interp->result);
+
if (ide_create_edit_command (interp, h) != TCL_OK)
error ("ide_create_edit_command failed: %s", interp->result);
if (ide_create_property_command (interp, h) != TCL_OK)
error ("ide_create_property_command failed: %s", interp->result);
-
- if (ide_create_window_register_command (interp, h) != TCL_OK)
+
+ if (ide_create_build_command (interp, h) != TCL_OK)
+ error ("ide_create_build_command failed: %s", interp->result);
+
+ if (ide_create_window_register_command (interp, h, "gdb-restore")
+ != TCL_OK)
error ("ide_create_window_register_command failed: %s",
interp->result);
if (ide_create_window_command (interp, h) != TCL_OK)
error ("ide_create_window_command failed: %s", interp->result);
+ if (ide_create_exit_command (interp, h) != TCL_OK)
+ error ("ide_create_exit_command failed: %s", interp->result);
+
+ if (ide_create_help_command (interp) != TCL_OK)
+ error ("ide_create_help_command failed: %s", interp->result);
+
/*
if (ide_initialize (interp, "gdb") != TCL_OK)
error ("ide_initialize failed: %s", interp->result);
*/
Tcl_SetVar (interp, "GDBTK_IDE", "1", 0);
+ Tcl_SetVar (interp, "IDE", "1", TCL_GLOBAL_ONLY);
}
+ /* end-sanitize-ide */
#else
Tcl_SetVar (interp, "GDBTK_IDE", "0", 0);
#endif /* IDE */
@@ -1454,6 +1825,18 @@ gdbtk_init ( argv0 )
if (Tix_Init(interp) != TCL_OK)
error ("Tix_Init failed: %s", interp->result);
+#ifdef __CYGWIN32__
+ /* On Windows, create a sizebox widget command */
+ if (ide_create_sizebox_command (interp) != TCL_OK)
+ error ("sizebox creation failed");
+ if (ide_create_winprint_command (interp) != TCL_OK)
+ error ("windows print code initialization failed");
+ /* start-sanitize-ide */
+ /* An interface to ShellExecute. */
+ if (ide_create_shell_execute_command (interp) != TCL_OK)
+ error ("shell execute command initialization failed");
+#endif
+
Tcl_CreateCommand (interp, "gdb_cmd", call_wrapper, gdb_cmd, NULL);
Tcl_CreateCommand (interp, "gdb_loc", call_wrapper, gdb_loc, NULL);
Tcl_CreateCommand (interp, "gdb_path_conv", call_wrapper, gdb_path_conv, NULL);
@@ -1463,6 +1846,8 @@ gdbtk_init ( argv0 )
NULL);
Tcl_CreateCommand (interp, "gdb_listfuncs", call_wrapper, gdb_listfuncs,
NULL);
+ Tcl_CreateCommand (interp, "gdb_get_mem", call_wrapper, gdb_get_mem,
+ NULL);
Tcl_CreateCommand (interp, "gdb_stop", call_wrapper, gdb_stop, NULL);
Tcl_CreateCommand (interp, "gdb_regnames", call_wrapper, gdb_regnames, NULL);
Tcl_CreateCommand (interp, "gdb_fetch_registers", call_wrapper,
@@ -1476,7 +1861,35 @@ gdbtk_init ( argv0 )
gdb_get_breakpoint_list, NULL);
Tcl_CreateCommand (interp, "gdb_get_breakpoint_info", call_wrapper,
gdb_get_breakpoint_info, NULL);
-
+ Tcl_CreateCommand (interp, "gdb_clear_file", call_wrapper,
+ gdb_clear_file, NULL);
+ Tcl_CreateCommand (interp, "gdb_confirm_quit", call_wrapper,
+ gdb_confirm_quit, NULL);
+ Tcl_CreateCommand (interp, "gdb_force_quit", call_wrapper,
+ gdb_force_quit, NULL);
+ Tcl_CreateCommand (interp, "gdb_target_has_execution",
+ gdb_target_has_execution_command,
+ NULL, NULL);
+ Tcl_CreateObjCommand (interp, "gdb_load_info", gdb_load_info, NULL, NULL);
+ Tcl_CreateObjCommand (interp, "gdb_get_locals", gdb_get_vars_command,
+ (ClientData) 0, NULL);
+ Tcl_CreateObjCommand (interp, "gdb_get_args", gdb_get_vars_command,
+ (ClientData) 1, NULL);
+ Tcl_CreateObjCommand (interp, "gdb_get_function", gdb_get_function_command,
+ NULL, NULL);
+ Tcl_CreateObjCommand (interp, "gdb_get_line", gdb_get_line_command,
+ NULL, NULL);
+ Tcl_CreateObjCommand (interp, "gdb_get_file", gdb_get_file_command,
+ NULL, NULL);
+ Tcl_CreateObjCommand (interp, "gdb_tracepoint_exists",
+ gdb_tracepoint_exists_command, NULL, NULL);
+ Tcl_CreateObjCommand (interp, "gdb_get_tracepoint_info",
+ gdb_get_tracepoint_info, NULL, NULL);
+ Tcl_CreateObjCommand (interp, "gdb_actions",
+ gdb_actions_command, NULL, NULL);
+ Tcl_CreateObjCommand (interp, "gdb_prompt",
+ gdb_prompt_command, NULL, NULL);
+
command_loop_hook = tk_command_loop;
print_frame_info_listing_hook =
(void (*) PARAMS ((struct symtab *, int, int, int))) null_routine;
@@ -1491,7 +1904,11 @@ gdbtk_init ( argv0 )
readline_begin_hook = gdbtk_readline_begin;
readline_hook = gdbtk_readline;
readline_end_hook = gdbtk_readline_end;
+ ui_load_progress_hook = gdbtk_load_hash;
+ create_tracepoint_hook = gdbtk_create_tracepoint;
+ delete_tracepoint_hook = gdbtk_delete_tracepoint;
+#ifndef WINNT
/* Get the file descriptor for the X server */
x_fd = ConnectionNumber (Tk_Display (Tk_MainWindow (interp)));
@@ -1501,9 +1918,7 @@ gdbtk_init ( argv0 )
action.sa_mask = nullsigmask;
action.sa_flags = 0;
action.sa_handler = SIG_IGN;
-#ifndef WINNT
sigaction(SIGIO, &action, NULL);
-#endif
#ifdef FIOASYNC
i = 1;
@@ -1529,6 +1944,7 @@ gdbtk_init ( argv0 )
#endif
#endif /* ifndef FIOASYNC */
+#endif /* WINNT */
add_com ("tk", class_obscure, tk_command,
"Send a command directly into tk.");
@@ -1571,7 +1987,6 @@ gdbtk_init ( argv0 )
free (gdbtk_lib_tmp);
-#ifdef IDE
if (!found_main)
{
/* Try finding it with the auto path. */
@@ -1602,7 +2017,6 @@ gdbtk_find_main";
found_main++;
}
}
-#endif
if (!found_main)
{
@@ -1628,21 +2042,544 @@ gdbtk_find_main";
if (Tcl_EvalFile (interp, gdbtk_file) != TCL_OK)
{
+ char *msg;
+
+ /* Force errorInfo to be set up propertly. */
+ Tcl_AddErrorInfo (interp, "");
+
+ msg = Tcl_GetVar (interp, "errorInfo", TCL_GLOBAL_ONLY);
+
fputs_unfiltered_hook = NULL; /* Force errors to stdout/stderr */
- fprintf_unfiltered (stderr, "%s:%d: %s\n", gdbtk_file,
- interp->errorLine, interp->result);
+#ifdef _WIN32
+ MessageBox (NULL, msg, NULL, MB_OK | MB_ICONERROR | MB_TASKMODAL);
+#else
+ fputs_unfiltered (msg, gdb_stderr);
+#endif
- fputs_unfiltered ("Stack trace:\n", gdb_stderr);
- fputs_unfiltered (Tcl_GetVar (interp, "errorInfo", 0), gdb_stderr);
error ("");
}
+#ifdef IDE
+ /* start-sanitize-ide */
+ /* Don't do this until we have initialized. Otherwise, we may get a
+ run command before we are ready for one. */
+ if (ide_run_server_init (interp, h) != TCL_OK)
+ error ("ide_run_server_init failed: %s", interp->result);
+ /* end-sanitize-ide */
+#endif
+
free (gdbtk_file);
discard_cleanups (old_chain);
}
+static int
+gdb_target_has_execution_command (clientData, interp, argc, argv)
+ ClientData clientData;
+ Tcl_Interp *interp;
+ int argc;
+ char *argv[];
+{
+ int result = 0;
+
+ if (target_has_execution && inferior_pid != 0)
+ result = 1;
+
+ Tcl_SetIntObj (Tcl_GetObjResult (interp), result);
+ return TCL_OK;
+}
+
+/* gdb_load_info - returns information about the file about to be downloaded */
+
+static int
+gdb_load_info (clientData, interp, objc, objv)
+ ClientData clientData;
+ Tcl_Interp *interp;
+ int objc;
+ Tcl_Obj *CONST objv[];
+{
+ bfd *loadfile_bfd;
+ struct cleanup *old_cleanups;
+ asection *s;
+ Tcl_Obj *ob[2];
+ Tcl_Obj *res[16];
+ int i = 0;
+
+ char *filename = Tcl_GetStringFromObj (objv[1], NULL);
+
+ loadfile_bfd = bfd_openr (filename, gnutarget);
+ if (loadfile_bfd == NULL)
+ {
+ Tcl_SetObjResult (interp, Tcl_NewStringObj ("Open failed", -1));
+ return TCL_ERROR;
+ }
+ old_cleanups = make_cleanup (bfd_close, loadfile_bfd);
+
+ if (!bfd_check_format (loadfile_bfd, bfd_object))
+ {
+ Tcl_SetObjResult (interp, Tcl_NewStringObj ("Bad Object File", -1));
+ return TCL_ERROR;
+ }
+
+ for (s = loadfile_bfd->sections; s; s = s->next)
+ {
+ if (s->flags & SEC_LOAD)
+ {
+ bfd_size_type size = bfd_get_section_size_before_reloc (s);
+ if (size > 0)
+ {
+ ob[0] = Tcl_NewStringObj((char *)bfd_get_section_name(loadfile_bfd, s), -1);
+ ob[1] = Tcl_NewLongObj ((long)size);
+ res[i++] = Tcl_NewListObj (2, ob);
+ }
+ }
+ }
+
+ Tcl_SetObjResult (interp, Tcl_NewListObj (i, res));
+ do_cleanups (old_cleanups);
+ return TCL_OK;
+}
+
+
+int
+gdbtk_load_hash (section, num)
+ char *section;
+ unsigned long num;
+{
+ int result;
+ char buf[128];
+ sprintf (buf, "download_hash %s %ld", section, num);
+ result = Tcl_Eval (interp, buf);
+ return result;
+}
+
+/* gdb_get_vars_command -
+ *
+ * Implements the "gdb_get_locals" and "gdb_get_args" tcl commands. This
+ * function sets the Tcl interpreter's result to a list of variable names
+ * depending on clientData. If clientData is one, the result is a list of
+ * arguments; zero returns a list of locals -- all relative to the block
+ * specified as an argument to the command. Valid commands include
+ * anything decode_line_1 can handle (like "main.c:2", "*0x02020202",
+ * and "main").
+ */
+static int
+gdb_get_vars_command (clientData, interp, objc, objv)
+ ClientData clientData;
+ Tcl_Interp *interp;
+ int objc;
+ Tcl_Obj *CONST objv[];
+{
+ Tcl_Obj *result;
+ struct symtabs_and_lines sals;
+ struct symbol *sym;
+ struct block *block;
+ char **canonical, *args;
+ int i, nsyms, arguments;
+
+ if (objc != 2)
+ {
+ Tcl_AppendResult (interp,
+ "wrong # of args: should be \"",
+ Tcl_GetStringFromObj (objv[0], NULL),
+ " function:line|function|line|*addr\"");
+ return TCL_ERROR;
+ }
+
+ arguments = (int) clientData;
+ args = Tcl_GetStringFromObj (objv[1], NULL);
+ sals = decode_line_1 (&args, 1, NULL, 0, &canonical);
+ if (sals.nelts == 0)
+ {
+ Tcl_AppendResult (interp,
+ "error decoding line", NULL);
+ return TCL_ERROR;
+ }
+
+ /* Initialize a list that will hold the results */
+ result = Tcl_NewListObj (0, NULL);
+
+ /* Resolve all line numbers to PC's */
+ for (i = 0; i < sals.nelts; i++)
+ resolve_sal_pc (&sals.sals[i]);
+
+ block = block_for_pc (sals.sals[0].pc);
+ while (block != 0)
+ {
+ nsyms = BLOCK_NSYMS (block);
+ for (i = 0; i < nsyms; i++)
+ {
+ sym = BLOCK_SYM (block, i);
+ switch (SYMBOL_CLASS (sym)) {
+ default:
+ case LOC_UNDEF: /* catches errors */
+ case LOC_CONST: /* constant */
+ case LOC_STATIC: /* static */
+ case LOC_REGISTER: /* register */
+ case LOC_TYPEDEF: /* local typedef */
+ case LOC_LABEL: /* local label */
+ case LOC_BLOCK: /* local function */
+ case LOC_CONST_BYTES: /* loc. byte seq. */
+ case LOC_UNRESOLVED: /* unresolved static */
+ case LOC_OPTIMIZED_OUT: /* optimized out */
+ break;
+ case LOC_ARG: /* argument */
+ case LOC_REF_ARG: /* reference arg */
+ case LOC_REGPARM: /* register arg */
+ case LOC_REGPARM_ADDR: /* indirect register arg */
+ case LOC_LOCAL_ARG: /* stack arg */
+ case LOC_BASEREG_ARG: /* basereg arg */
+ if (arguments)
+ Tcl_ListObjAppendElement (interp, result,
+ Tcl_NewStringObj (SYMBOL_NAME (sym), -1));
+ break;
+ case LOC_LOCAL: /* stack local */
+ case LOC_BASEREG: /* basereg local */
+ if (!arguments)
+ Tcl_ListObjAppendElement (interp, result,
+ Tcl_NewStringObj (SYMBOL_NAME (sym), -1));
+ break;
+ }
+ }
+ if (BLOCK_FUNCTION (block))
+ break;
+ else
+ block = BLOCK_SUPERBLOCK (block);
+ }
+
+ Tcl_SetObjResult (interp, result);
+ return TCL_OK;
+}
+
+static int
+gdb_get_line_command (clientData, interp, objc, objv)
+ ClientData clientData;
+ Tcl_Interp *interp;
+ int objc;
+ Tcl_Obj *CONST objv[];
+{
+ Tcl_Obj *result;
+ struct symtabs_and_lines sals;
+ char *args, **canonical;
+
+ if (objc != 2)
+ {
+ Tcl_AppendResult (interp, "wrong # of args: should be \"",
+ Tcl_GetStringFromObj (objv[0], NULL),
+ " linespec\"");
+ return TCL_ERROR;
+ }
+
+ args = Tcl_GetStringFromObj (objv[1], NULL);
+ sals = decode_line_1 (&args, 1, NULL, 0, &canonical);
+ if (sals.nelts == 1)
+ {
+ Tcl_SetObjResult (interp, Tcl_NewIntObj (sals.sals[0].line));
+ return TCL_OK;
+ }
+
+ Tcl_SetResult (interp, "N/A", TCL_STATIC);
+ return TCL_OK;
+}
+
+static int
+gdb_get_file_command (clientData, interp, objc, objv)
+ ClientData clientData;
+ Tcl_Interp *interp;
+ int objc;
+ Tcl_Obj *CONST objv[];
+{
+ Tcl_Obj *result;
+ struct symtabs_and_lines sals;
+ char *args, **canonical;
+
+ if (objc != 2)
+ {
+ Tcl_AppendResult (interp, "wrong # of args: should be \"",
+ Tcl_GetStringFromObj (objv[0], NULL),
+ " linespec\"");
+ return TCL_ERROR;
+ }
+
+ args = Tcl_GetStringFromObj (objv[1], NULL);
+ sals = decode_line_1 (&args, 1, NULL, 0, &canonical);
+ if (sals.nelts == 1)
+ {
+ Tcl_SetResult (interp, sals.sals[0].symtab->filename, TCL_VOLATILE);
+ return TCL_OK;
+ }
+
+ Tcl_SetResult (interp, "N/A", TCL_STATIC);
+ return TCL_OK;
+}
+
+static int
+gdb_get_function_command (clientData, interp, objc, objv)
+ ClientData clientData;
+ Tcl_Interp *interp;
+ int objc;
+ Tcl_Obj *CONST objv[];
+{
+ Tcl_Obj *result;
+ char *function;
+ struct symtabs_and_lines sals;
+ char *args, **canonical;
+
+ if (objc != 2)
+ {
+ Tcl_AppendResult (interp, "wrong # of args: should be \"",
+ Tcl_GetStringFromObj (objv[0], NULL),
+ " linespec\"");
+ return TCL_ERROR;
+ }
+
+ args = Tcl_GetStringFromObj (objv[1], NULL);
+ sals = decode_line_1 (&args, 1, NULL, 0, &canonical);
+ if (sals.nelts == 1)
+ {
+ resolve_sal_pc (&sals.sals[0]);
+ find_pc_partial_function (sals.sals[0].pc, &function, NULL, NULL);
+ if (function != NULL)
+ {
+ Tcl_SetResult (interp, function, TCL_VOLATILE);
+ return TCL_OK;
+ }
+ }
+
+ Tcl_SetResult (interp, "N/A", TCL_STATIC);
+ return TCL_OK;
+}
+
+static int
+gdb_get_tracepoint_info (clientData, interp, objc, objv)
+ ClientData clientData;
+ Tcl_Interp *interp;
+ int objc;
+ Tcl_Obj *CONST objv[];
+{
+ struct symtab_and_line sal;
+ struct command_line *cmd;
+ int tpnum;
+ struct tracepoint *tp;
+ struct action_line *al;
+ Tcl_Obj *list, *action_list;
+ char tmp[19];
+
+ if (objc != 2)
+ error ("wrong # args");
+
+ Tcl_GetIntFromObj (NULL, objv[1], &tpnum);
+
+ ALL_TRACEPOINTS (tp)
+ if (tp->number == tpnum)
+ break;
+
+ if (tp == NULL)
+ error ("Tracepoint #%d does not exist", tpnum);
+
+ list = Tcl_NewListObj (0, NULL);
+ if (tp->source_file != NULL)
+ Tcl_ListObjAppendElement (interp, list, Tcl_NewStringObj (tp->source_file, -1));
+ else
+ Tcl_ListObjAppendElement (interp, list, Tcl_NewStringObj ("N/A", -1));
+ Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->line_number));
+ /* the function part is not currently used by the frontend */
+ Tcl_ListObjAppendElement (interp, list, Tcl_NewStringObj ("function", -1));
+ sprintf (tmp, "0x%08x", tp->address);
+ Tcl_ListObjAppendElement (interp, list, Tcl_NewStringObj (tmp, -1));
+ Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->enabled));
+ Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->pass_count));
+ Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->step_count));
+ Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->thread));
+ Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->hit_count));
+
+ /* Append a list of actions */
+ action_list = Tcl_NewListObj (0, NULL);
+ for (al = tp->actions; al != NULL; al = al->next)
+ {
+ Tcl_ListObjAppendElement (interp, action_list,
+ Tcl_NewStringObj (al->action, -1));
+ }
+ Tcl_ListObjAppendElement (interp, list, action_list);
+
+ Tcl_SetObjResult (interp, list);
+ return TCL_OK;
+}
+
+static void
+gdbtk_create_tracepoint (tp)
+ struct tracepoint *tp;
+{
+ tracepoint_notify (tp, "create");
+}
+
+static void
+gdbtk_delete_tracepoint (tp)
+ struct tracepoint *tp;
+{
+ tracepoint_notify (tp, "delete");
+}
+
+static void
+tracepoint_notify(tp, action)
+ struct tracepoint *tp;
+ const char *action;
+{
+ char buf[256];
+ char *source;
+ int v;
+
+ /* We ensure that ACTION contains no special Tcl characters, so we
+ can do this. */
+ if (tp->source_file != NULL)
+ source = tp->source_file;
+ else
+ source = "N/A";
+ sprintf (buf, "gdbtk_tcl_tracepoint %s %d 0x%lx %d {%s}", action, tp->number,
+ (long)tp->address, tp->line_number, source);
+
+ v = Tcl_Eval (interp, buf);
+
+ if (v != TCL_OK)
+ {
+ gdbtk_fputs (interp->result, gdb_stdout);
+ gdbtk_fputs ("\n", gdb_stdout);
+ }
+}
+
+/* returns -1 if not found, tracepoint # if found */
+int
+tracepoint_exists (char * args)
+{
+ struct tracepoint *tp;
+ char **canonical;
+ struct symtabs_and_lines sals;
+ char *file = NULL;
+ int result = -1;
+
+ sals = decode_line_1 (&args, 1, NULL, 0, &canonical);
+ if (sals.nelts == 1)
+ {
+ resolve_sal_pc (&sals.sals[0]);
+ file = xmalloc (strlen (sals.sals[0].symtab->dirname)
+ + strlen (sals.sals[0].symtab->filename) + 1);
+ if (file != NULL)
+ {
+ strcpy (file, sals.sals[0].symtab->dirname);
+ strcat (file, sals.sals[0].symtab->filename);
+
+ ALL_TRACEPOINTS (tp)
+ {
+ if (tp->address == sals.sals[0].pc)
+ result = tp->number;
+ else if (tp->source_file != NULL
+ && strcmp (tp->source_file, file) == 0
+ && sals.sals[0].line == tp->line_number)
+
+ result = tp->number;
+ }
+ }
+ }
+ if (file != NULL)
+ free (file);
+ return result;
+}
+
+static int
+gdb_actions_command (clientData, interp, objc, objv)
+ ClientData clientData;
+ Tcl_Interp *interp;
+ int objc;
+ Tcl_Obj *CONST objv[];
+{
+ struct tracepoint *tp;
+ Tcl_Obj **actions;
+ int nactions, i, len;
+ char *number, *args, *action;
+ struct action_line *next = NULL, *temp;
+
+ if (objc != 3)
+ {
+ Tcl_AppendResult (interp, "wrong # args: should be: \"",
+ Tcl_GetStringFromObj (objv[0], NULL),
+ " number actions\"");
+ return TCL_ERROR;
+ }
+
+ args = number = Tcl_GetStringFromObj (objv[1], NULL);
+ tp = get_tracepoint_by_number (&args);
+ if (tp == NULL)
+ {
+ Tcl_AppendResult (interp, "Tracepoint \"", number, "\" does not exist");
+ return TCL_ERROR;
+ }
+
+ /* Free any existing actions */
+ for (temp = tp->actions; temp != NULL; temp = temp->next)
+ {
+ if (temp->action)
+ free (temp->action);
+ free (temp);
+ }
+
+ Tcl_ListObjGetElements (interp, objv[2], &nactions, &actions);
+ for (i = 0; i < nactions; i++)
+ {
+ temp = xmalloc (sizeof (struct action_line));
+ temp->next = NULL;
+ action = Tcl_GetStringFromObj (actions[i], &len);
+ temp->action = savestring (action, len);
+ if (next == NULL)
+ {
+ tp->actions = temp;
+ next = temp;
+ }
+ else
+ {
+ next->next = temp;
+ next = temp;
+ }
+ }
+
+ return TCL_OK;
+}
+
+static int
+gdb_tracepoint_exists_command (clientData, interp, objc, objv)
+ ClientData clientData;
+ Tcl_Interp *interp;
+ int objc;
+ Tcl_Obj *CONST objv[];
+{
+ char * args;
+
+ if (objc != 2)
+ {
+ Tcl_AppendResult (interp, "wrong # of args: should be \"",
+ Tcl_GetStringFromObj (objv[0], NULL),
+ " function:line|function|line|*addr\"");
+ return TCL_ERROR;
+ }
+
+ args = Tcl_GetStringFromObj (objv[1], NULL);
+
+ Tcl_SetObjResult (interp, Tcl_NewIntObj (tracepoint_exists (args)));
+ return TCL_OK;
+}
+
+/* Return the prompt to the interpreter */
+static int
+gdb_prompt_command (clientData, interp, objc, objv)
+ ClientData clientData;
+ Tcl_Interp *interp;
+ int objc;
+ Tcl_Obj *CONST objv[];
+{
+ Tcl_SetResult (interp, get_prompt (), TCL_VOLATILE);
+ return TCL_OK;
+}
+
/* Come here during initialize_all_files () */
void
generated by cgit v1.1 at 2024-12-23 03:15:53 +0000