diff options
Diffstat (limited to 'gdb')
| -rw-r--r-- | gdb/ChangeLog | 12 | ||||
| -rw-r--r-- | gdb/cli/cli-logging.c | 95 | ||||
| -rw-r--r-- | gdb/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gdb/testsuite/gdb.mi/mi-logging.exp | 14 |
4 files changed, 43 insertions, 83 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 67fbf93..df5238c 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,5 +1,17 @@ 2017-02-02 Pedro Alves <palves@redhat.com> + * cli/cli-logging.c (maybe_warn_already_logging): New factored out + from ... + (set_logging_overwrite): ... here. + (logging_no_redirect_file): Delete. + (set_logging_redirect): Don't handle redirection on the fly. + Instead warn that "logging off" / "logging on" is necessary. + (pop_output_files): Delete references to logging_no_redirect_file. + (show_logging_command): Always speak in terms of what will happen + once logging is reenabled. + +2017-02-02 Pedro Alves <palves@redhat.com> + * disasm.h (gdb_pretty_print_disassembler): Tweak intro comment. 2017-02-02 Pedro Alves <palves@redhat.com> diff --git a/gdb/cli/cli-logging.c b/gdb/cli/cli-logging.c index f165896..edb8313 100644 --- a/gdb/cli/cli-logging.c +++ b/gdb/cli/cli-logging.c @@ -47,7 +47,7 @@ show_logging_filename (struct ui_file *file, int from_tty, static int logging_overwrite; static void -set_logging_overwrite (char *args, int from_tty, struct cmd_list_element *c) +maybe_warn_already_logging () { if (saved_filename) warning (_("Currently logging to %s. Turn the logging off and on to " @@ -55,6 +55,12 @@ set_logging_overwrite (char *args, int from_tty, struct cmd_list_element *c) } static void +set_logging_overwrite (char *args, int from_tty, struct cmd_list_element *c) +{ + maybe_warn_already_logging (); +} + +static void show_logging_overwrite (struct ui_file *file, int from_tty, struct cmd_list_element *c, const char *value) { @@ -67,70 +73,10 @@ show_logging_overwrite (struct ui_file *file, int from_tty, /* Value as configured by the user. */ static int logging_redirect; -/* The on-disk file in use if logging is currently active together - with redirection turned off (and therefore using tee_file_new). - For active logging with redirection the on-disk file is directly in - GDB_STDOUT and this variable is NULL. */ -static struct ui_file *logging_no_redirect_file; - static void set_logging_redirect (char *args, int from_tty, struct cmd_list_element *c) { - ui_file_up destroy_old_stdout; - struct ui_file *output, *new_logging_no_redirect_file; - struct ui_out *uiout = current_uiout; - - if (saved_filename == NULL - || (logging_redirect != 0 && logging_no_redirect_file == NULL) - || (logging_redirect == 0 && logging_no_redirect_file != NULL)) - return; - - if (logging_redirect != 0) - { - gdb_assert (logging_no_redirect_file != NULL); - - /* ui_out_redirect still has not been called for next - gdb_stdout. */ - destroy_old_stdout.reset (gdb_stdout); - - output = logging_no_redirect_file; - new_logging_no_redirect_file = NULL; - - if (from_tty) - fprintf_unfiltered (saved_output.out, "Redirecting output to %s.\n", - logging_filename); - } - else - { - gdb_assert (logging_no_redirect_file == NULL); - output = new tee_file (saved_output.out, 0, gdb_stdout, 0); - new_logging_no_redirect_file = gdb_stdout; - - if (from_tty) - fprintf_unfiltered (saved_output.out, "Copying output to %s.\n", - logging_filename); - } - - /* Give the current interpreter a chance to do anything special that - it might need for logging, such as updating other channels. */ - if (current_interp_set_logging (1, output, NULL) == 0) - { - gdb_stdout = output; - gdb_stdlog = output; - gdb_stderr = output; - gdb_stdtarg = output; - gdb_stdtargerr = output; - } - - logging_no_redirect_file = new_logging_no_redirect_file; - - /* There is a former output pushed on the ui_out_redirect stack. We - want to replace it by OUTPUT so we must pop the former value - first. Ideally, we should either do both the pop and push or do - neither of them. */ - - uiout->redirect (NULL); - uiout->redirect (output); + maybe_warn_already_logging (); } static void @@ -144,12 +90,6 @@ show_logging_redirect (struct ui_file *file, int from_tty, static void pop_output_files (void) { - if (logging_no_redirect_file) - { - delete logging_no_redirect_file; - logging_no_redirect_file = NULL; - } - if (current_interp_set_logging (0, NULL, NULL) == 0) { /* Only delete one of the files -- they are all set to the same @@ -204,7 +144,6 @@ handle_redirections (int from_tty) } else { - gdb_assert (logging_no_redirect_file == NULL); output = std::move (log); if (from_tty) @@ -231,7 +170,7 @@ handle_redirections (int from_tty) } output.release (); - logging_no_redirect_file = no_redirect_file.release (); + no_redirect_file.release (); /* Don't do the redirect for MI, it confuses MI's ui-out scheme. */ if (!current_uiout->is_mi_like_p ()) @@ -290,20 +229,10 @@ show_logging_command (char *args, int from_tty) else printf_unfiltered (_("Logs will be appended to the log file.\n")); - if (saved_filename) - { - if (logging_redirect) - printf_unfiltered (_("Output is being sent only to the log file.\n")); - else - printf_unfiltered (_("Output is being logged and displayed.\n")); - } + if (logging_redirect) + printf_unfiltered (_("Output will be sent only to the log file.\n")); else - { - if (logging_redirect) - printf_unfiltered (_("Output will be sent only to the log file.\n")); - else - printf_unfiltered (_("Output will be logged and displayed.\n")); - } + printf_unfiltered (_("Output will be logged and displayed.\n")); } /* Provide a prototype to silence -Wmissing-prototypes. */ diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog index 12fb3da..8c59428 100644 --- a/gdb/testsuite/ChangeLog +++ b/gdb/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2017-02-02 Pedro Alves <palves@redhat.com> + + * gdb.mi/mi-logging.exp: Add "redirect while already logging" + tests. + 2017-02-01 Andreas Arnez <arnez@linux.vnet.ibm.com> * gdb.dwarf2/dw2-op-stack-value.exp: Adjust expected result of diff --git a/gdb/testsuite/gdb.mi/mi-logging.exp b/gdb/testsuite/gdb.mi/mi-logging.exp index 788a9bf..07eaff9 100644 --- a/gdb/testsuite/gdb.mi/mi-logging.exp +++ b/gdb/testsuite/gdb.mi/mi-logging.exp @@ -82,6 +82,20 @@ if [regexp "1001\\^done\[\r\n\]+$mi_log_prompt.*1002\\^running\[\r\n\]+\\*runnin fail "redirect log file contents" } +# Now try enabling a redirect while GDB is already logging. This used +# to crash GDB. +with_test_prefix "redirect while already logging" { + mi_gdb_test "-gdb-set logging redirect off" ".*" \ + "logging redirect off" + mi_gdb_test "-gdb-set logging on" ".*" \ + "logging on" + mi_gdb_test "-gdb-set logging redirect on" \ + ".*warning: Currently logging .*Turn the logging off and on to make the new setting effective.*" \ + "logging redirect on" + mi_gdb_test "-gdb-set logging off" ".*" \ + "logging off" +} + mi_gdb_exit remote_file host delete $milogfile |