/* Top level stuff for GDB, the GNU debugger.
- Copyright (C) 1986-2005, 2007-2012 Free Software Foundation, Inc.
+ Copyright (C) 1986-2013 Free Software Foundation, Inc.
This file is part of GDB.
#include "python/python.h"
#include "objfiles.h"
#include "auto-load.h"
+#include "maint.h"
+
+#include "filenames.h"
+#include "filestuff.h"
/* The selected interpreter. This will be used as a set command
variable, so it should always be malloc'ed - since
/* GDB datadir, used to store data files. */
char *gdb_datadir = 0;
+/* Non-zero if GDB_DATADIR was provided on the command line.
+ This doesn't track whether data-directory is set later from the
+ command line, but we don't reread system.gdbinit when that happens. */
+static int gdb_datadir_provided = 0;
+
/* If gdb was configured with --with-python=/path,
the possibly relocated path to python's lib directory. */
char *python_libdir = 0;
{
struct stat s;
- if (stat (dir, &s) != 0 || !S_ISDIR (s.st_mode))
+ if (*dir == '\0' || stat (dir, &s) != 0 || !S_ISDIR (s.st_mode))
{
xfree (dir);
dir = NULL;
if (!initialized)
{
struct stat homebuf, cwdbuf, s;
- char *homedir, *relocated_sysgdbinit;
+ char *homedir;
if (SYSTEM_GDBINIT[0])
{
- relocated_sysgdbinit = relocate_path (gdb_program_name,
- SYSTEM_GDBINIT,
- SYSTEM_GDBINIT_RELOCATABLE);
+ int datadir_len = strlen (GDB_DATADIR);
+ int sys_gdbinit_len = strlen (SYSTEM_GDBINIT);
+ char *relocated_sysgdbinit;
+
+ /* If SYSTEM_GDBINIT lives in data-directory, and data-directory
+ has been provided, search for SYSTEM_GDBINIT there. */
+ if (gdb_datadir_provided
+ && datadir_len < sys_gdbinit_len
+ && filename_ncmp (SYSTEM_GDBINIT, GDB_DATADIR, datadir_len) == 0
+ && IS_DIR_SEPARATOR (SYSTEM_GDBINIT[datadir_len]))
+ {
+ /* Append the part of SYSTEM_GDBINIT that follows GDB_DATADIR
+ to gdb_datadir. */
+ char *tmp_sys_gdbinit = xstrdup (SYSTEM_GDBINIT + datadir_len);
+ char *p;
+
+ for (p = tmp_sys_gdbinit; IS_DIR_SEPARATOR (*p); ++p)
+ continue;
+ relocated_sysgdbinit = concat (gdb_datadir, SLASH_STRING, p,
+ NULL);
+ xfree (tmp_sys_gdbinit);
+ }
+ else
+ {
+ relocated_sysgdbinit = relocate_path (gdb_program_name,
+ SYSTEM_GDBINIT,
+ SYSTEM_GDBINIT_RELOCATABLE);
+ }
if (relocated_sysgdbinit && stat (relocated_sysgdbinit, &s) == 0)
sysgdbinit = relocated_sysgdbinit;
else
are not that well behaved. do_cleanups should either be replaced
with a do_cleanups call (to cover the problem) or an assertion
check to detect bad FUNCs code. */
- do_cleanups (ALL_CLEANUPS);
+ do_cleanups (all_cleanups ());
/* If the command_loop returned, normally (rather than threw an
error) we try to quit. If the quit is aborted, catch_errors()
which called this catch the signal and restart the command
char **argv = context->argv;
static int quiet = 0;
static int set_args = 0;
+ static int inhibit_home_gdbinit = 0;
/* Pointers to various arguments from command line. */
char *symarg = NULL;
initializer. */
static int print_help;
static int print_version;
+ static int print_configuration;
/* Pointers to all arguments of --command option. */
VEC (cmdarg_s) *cmdarg_vec = NULL;
bindtextdomain (PACKAGE, LOCALEDIR);
textdomain (PACKAGE);
+ bfd_init ();
+ notice_open_fds ();
+
make_cleanup (VEC_cleanup (cmdarg_s), &cmdarg_vec);
dirsize = 1;
dirarg = (char **) xmalloc (dirsize * sizeof (*dirarg));
ndir = 0;
- quit_flag = 0;
+ clear_quit_flag ();
saved_command_line = (char *) xmalloc (saved_command_line_size);
saved_command_line[0] = '\0';
instream = stdin;
gdb_stdtargerr = gdb_stderr; /* for moment */
gdb_stdtargin = gdb_stdin; /* for moment */
+#ifdef __MINGW32__
+ /* On Windows, argv[0] is not necessarily set to absolute form when
+ GDB is found along PATH, without which relocation doesn't work. */
+ gdb_program_name = windows_get_absolute_argv0 (argv[0]);
+#else
gdb_program_name = xstrdup (argv[0]);
+#endif
if (! getcwd (gdb_dirbuf, sizeof (gdb_dirbuf)))
/* Don't use *_filtered or warning() (which relies on
#ifdef RELOC_SRCDIR
add_substitute_path_rule (RELOC_SRCDIR,
- make_relative_prefix (argv[0], BINDIR,
+ make_relative_prefix (gdb_program_name, BINDIR,
RELOC_SRCDIR));
#endif
{"quiet", no_argument, &quiet, 1},
{"q", no_argument, &quiet, 1},
{"silent", no_argument, &quiet, 1},
+ {"nh", no_argument, &inhibit_home_gdbinit, 1},
{"nx", no_argument, &inhibit_gdbinit, 1},
{"n", no_argument, &inhibit_gdbinit, 1},
{"batch-silent", no_argument, 0, 'B'},
{"batch", no_argument, &batch_flag, 1},
- {"epoch", no_argument, &epoch_interface, 1},
/* This is a synonym for "--annotate=1". --annotate is now
preferred, but keep this here for a long time because people
{"command", required_argument, 0, 'x'},
{"eval-command", required_argument, 0, 'X'},
{"version", no_argument, &print_version, 1},
+ {"configuration", no_argument, &print_configuration, 1},
{"x", required_argument, 0, 'x'},
{"ex", required_argument, 0, 'X'},
{"init-command", required_argument, 0, OPT_IX},
{"args", no_argument, &set_args, 1},
{"l", required_argument, 0, 'l'},
{"return-child-result", no_argument, &return_child_result, 1},
- {"use-deprecated-index-sections", no_argument,
- &use_deprecated_index_sections, 1},
{0, no_argument, 0, 0}
};
break;
case OPT_STATISTICS:
/* Enable the display of both time and space usage. */
- set_display_time (1);
- set_display_space (1);
+ set_per_command_time (1);
+ set_per_command_space (1);
break;
case OPT_TUI:
/* --tui is equivalent to -i=tui. */
case 'D':
xfree (gdb_datadir);
gdb_datadir = xstrdup (optarg);
+ gdb_datadir_provided = 1;
break;
#ifdef GDBTK
case 'z':
}
}
- /* If --help or --version, disable window interface. */
- if (print_help || print_version)
+ /* If --help or --version or --configuration, disable window
+ interface. */
+ if (print_help || print_version || print_configuration)
{
use_windows = 0;
}
/* Initialize all files. Give the interpreter a chance to take
control of the console via the deprecated_init_ui_hook (). */
- gdb_init (argv[0]);
+ gdb_init (gdb_program_name);
/* Now that gdb_init has created the initial inferior, we're in
position to set args for that inferior. */
exit (0);
}
+ if (print_configuration)
+ {
+ print_gdb_configuration (gdb_stdout);
+ wrap_here ("");
+ printf_filtered ("\n");
+ exit (0);
+ }
+
/* FIXME: cagney/2003-02-03: The big hack (part 1 of 2) that lets
GDB retain the old MI1 interpreter startup behavior. Output the
copyright message before the interpreter is installed. That way
quit_pre_print = error_pre_print;
warning_pre_print = _("\nwarning: ");
- /* Process '-ix' and '-iex' options early. */
- for (i = 0; VEC_iterate (cmdarg_s, cmdarg_vec, i, cmdarg_p); i++)
- switch (cmdarg_p->type)
- {
- case CMDARG_INIT_FILE:
- catch_command_errors (source_script, cmdarg_p->string,
- !batch_flag, RETURN_MASK_ALL);
- break;
- case CMDARG_INIT_COMMAND:
- catch_command_errors (execute_command, cmdarg_p->string,
- !batch_flag, RETURN_MASK_ALL);
- break;
- }
-
/* Read and execute the system-wide gdbinit file, if it exists.
This is done *before* all the command line arguments are
processed; it sets global parameters, which are independent of
global parameters, which are independent of what file you are
debugging or what directory you are in. */
- if (home_gdbinit && !inhibit_gdbinit)
+ if (home_gdbinit && !inhibit_gdbinit && !inhibit_home_gdbinit)
catch_command_errors (source_script, home_gdbinit, 0, RETURN_MASK_ALL);
+ /* Process '-ix' and '-iex' options early. */
+ for (i = 0; VEC_iterate (cmdarg_s, cmdarg_vec, i, cmdarg_p); i++)
+ switch (cmdarg_p->type)
+ {
+ case CMDARG_INIT_FILE:
+ catch_command_errors (source_script, cmdarg_p->string,
+ !batch_flag, RETURN_MASK_ALL);
+ break;
+ case CMDARG_INIT_COMMAND:
+ catch_command_errors (execute_command, cmdarg_p->string,
+ !batch_flag, RETURN_MASK_ALL);
+ break;
+ }
+
/* Now perform all the actions indicated by the arguments. */
if (cdarg != NULL)
{
/* Skip auto-loading section-specified scripts until we've sourced
local_gdbinit (which is often used to augment the source search
path). */
- save_auto_load = gdbpy_global_auto_load;
- gdbpy_global_auto_load = 0;
+ save_auto_load = global_auto_load;
+ global_auto_load = 0;
if (execarg != NULL
&& symarg != NULL
/* Read the .gdbinit file in the current directory, *if* it isn't
the same as the $HOME/.gdbinit file (it should exist, also). */
- if (local_gdbinit && !inhibit_gdbinit)
- catch_command_errors (source_script, local_gdbinit, 0, RETURN_MASK_ALL);
+ if (local_gdbinit)
+ {
+ auto_load_local_gdbinit_pathname = gdb_realpath (local_gdbinit);
+
+ if (!inhibit_gdbinit && auto_load_local_gdbinit
+ && file_is_auto_load_safe (local_gdbinit,
+ _("auto-load: Loading .gdbinit "
+ "file \"%s\".\n"),
+ local_gdbinit))
+ {
+ auto_load_local_gdbinit_loaded = 1;
+
+ catch_command_errors (source_script, local_gdbinit, 0,
+ RETURN_MASK_ALL);
+ }
+ }
/* Now that all .gdbinit's have been read and all -d options have been
processed, we can read any scripts mentioned in SYMARG.
We wait until now because it is common to add to the source search
path in local_gdbinit. */
- gdbpy_global_auto_load = save_auto_load;
+ global_auto_load = save_auto_load;
ALL_OBJFILES (objfile)
load_auto_scripts_for_objfile (objfile);
fputs_unfiltered (_("\
--dbx DBX compatibility mode.\n\
--directory=DIR Search for source files in DIR.\n\
- --epoch Output information used by epoch emacs-GDB interface.\n\
--exec=EXECFILE Use EXECFILE as the executable.\n\
--fullname Output information used by emacs-GDB interface.\n\
--help Print this message.\n\
fputs_unfiltered (_("\
-l TIMEOUT Set timeout in seconds for remote debugging.\n\
--nw Do not use a window interface.\n\
- --nx Do not read "), stream);
+ --nx Do not read any "), stream);
fputs_unfiltered (gdbinit, stream);
- fputs_unfiltered (_(" file.\n\
+ fputs_unfiltered (_(" files.\n\
+ --nh Do not read "), stream);
+ fputs_unfiltered (gdbinit, stream);
+ fputs_unfiltered (_(" file from home directory.\n\
--quiet Do not print version number on startup.\n\
--readnow Fully read symbol files on first access.\n\
"), stream);
--tui Use a terminal user interface.\n\
"), stream);
#endif
- fputs_unfiltered (_("\
- --use-deprecated-index-sections\n\
- Do not reject deprecated .gdb_index sections.\n\
-"), stream);
fputs_unfiltered (_("\
--version Print version information and then exit.\n\
+ --configuration Print details about GDB configuration and then exit.\n\
-w Use a window interface.\n\
--write Set writing into executable and core files.\n\
--xdb XDB compatibility mode.\n\
"), home_gdbinit);
if (local_gdbinit)
fprintf_unfiltered (stream, _("\
- * local init file: ./%s\n\
+ * local init file (see also 'set auto-load local-gdbinit'): ./%s\n\
"), local_gdbinit);
fputs_unfiltered (_("\n\
For more information, type \"help\" from within GDB, or consult the\n\