/* Do various things to symbol tables (other than lookup), for GDB.
- Copyright (C) 1986-2013 Free Software Foundation, Inc.
+ Copyright (C) 1986-2014 Free Software Foundation, Inc.
This file is part of GDB.
#include "bcache.h"
#include "block.h"
#include "gdb_regex.h"
-#include "gdb_stat.h"
+#include <sys/stat.h>
#include "dictionary.h"
#include "typeprint.h"
#include "gdbcmd.h"
#include "source.h"
-#include "gdb_string.h"
+#include <string.h>
#include "readline/readline.h"
#include "psymtab.h"
/* Prototypes for local functions */
-static void dump_symtab (struct objfile *, struct symtab *,
- struct ui_file *);
-
-static void dump_msymbols (struct objfile *, struct ui_file *);
-
-static void dump_objfile (struct objfile *);
-
static int block_depth (struct block *);
void _initialize_symmisc (void);
ALL_PSPACE_OBJFILES (pspace, objfile)
{
QUIT;
- printf_filtered (_("Byte cache statistics for '%s':\n"), objfile->name);
+ printf_filtered (_("Byte cache statistics for '%s':\n"),
+ objfile_name (objfile));
print_bcache_statistics (psymbol_bcache_get_bcache (objfile->psymbol_cache),
"partial symbol cache");
print_bcache_statistics (objfile->per_bfd->macro_cache,
ALL_PSPACE_OBJFILES (pspace, objfile)
{
QUIT;
- printf_filtered (_("Statistics for '%s':\n"), objfile->name);
+ printf_filtered (_("Statistics for '%s':\n"), objfile_name (objfile));
if (OBJSTAT (objfile, n_stabs) > 0)
printf_filtered (_(" Number of \"stab\" symbols read: %d\n"),
OBJSTAT (objfile, n_stabs));
{
struct symtab *symtab;
- printf_filtered ("\nObject file %s: ", objfile->name);
+ printf_filtered ("\nObject file %s: ", objfile_name (objfile));
printf_filtered ("Objfile at ");
gdb_print_host_address (objfile, gdb_stdout);
printf_filtered (", bfd at ");
int index;
char ms_type;
- fprintf_filtered (outfile, "\nObject file %s:\n\n", objfile->name);
+ fprintf_filtered (outfile, "\nObject file %s:\n\n", objfile_name (objfile));
if (objfile->minimal_symbol_count == 0)
{
fprintf_filtered (outfile, "No minimal symbols found.\n");
if (symtab->dirname)
fprintf_filtered (outfile, "Compilation directory is %s\n",
symtab->dirname);
- fprintf_filtered (outfile, "Read from object file %s (", objfile->name);
+ fprintf_filtered (outfile, "Read from object file %s (",
+ objfile_name (objfile));
gdb_print_host_address (objfile, outfile);
fprintf_filtered (outfile, ")\n");
fprintf_filtered (outfile, "Language: %s\n",
ALL_PSPACE_OBJFILES (pspace, objfile)
{
QUIT;
- if (symname == NULL || (!stat (objfile->name, &obj_st)
+ if (symname == NULL || (!stat (objfile_name (objfile), &obj_st)
&& sym_st.st_dev == obj_st.st_dev
&& sym_st.st_ino == obj_st.st_ino))
dump_msymbols (objfile, outfile);
}
static void
-maintenance_print_objfiles (char *ignore, int from_tty)
+maintenance_print_objfiles (char *regexp, int from_tty)
{
struct program_space *pspace;
struct objfile *objfile;
dont_repeat ();
+ if (regexp)
+ re_comp (regexp);
+
ALL_PSPACES (pspace)
ALL_PSPACE_OBJFILES (pspace, objfile)
{
QUIT;
- dump_objfile (objfile);
+ if (! regexp
+ || re_exec (objfile_name (objfile)))
+ dump_objfile (objfile);
}
}
struct program_space *pspace;
struct objfile *objfile;
+ dont_repeat ();
+
if (regexp)
re_comp (regexp);
{
if (! printed_objfile_start)
{
- printf_filtered ("{ objfile %s ", objfile->name);
+ printf_filtered ("{ objfile %s ", objfile_name (objfile));
wrap_here (" ");
printf_filtered ("((struct objfile *) %s)\n",
host_address_to_string (objfile));
printf_filtered ("}\n");
}
}
+
+/* Check consistency of symtabs.
+ An example of what this checks for is NULL blockvectors.
+ They can happen if there's a bug during debug info reading.
+ GDB assumes they are always non-NULL.
+
+ Note: This does not check for psymtab vs symtab consistency.
+ Use "maint check-psymtabs" for that. */
+
+static void
+maintenance_check_symtabs (char *ignore, int from_tty)
+{
+ struct program_space *pspace;
+ struct objfile *objfile;
+
+ ALL_PSPACES (pspace)
+ ALL_PSPACE_OBJFILES (pspace, objfile)
+ {
+ struct symtab *symtab;
+
+ /* We don't want to print anything for this objfile until we
+ actually find something worth printing. */
+ int printed_objfile_start = 0;
+
+ ALL_OBJFILE_SYMTABS (objfile, symtab)
+ {
+ int found_something = 0;
+
+ QUIT;
+
+ if (symtab->blockvector == NULL)
+ found_something = 1;
+ /* Add more checks here. */
+
+ if (found_something)
+ {
+ if (! printed_objfile_start)
+ {
+ printf_filtered ("{ objfile %s ", objfile_name (objfile));
+ wrap_here (" ");
+ printf_filtered ("((struct objfile *) %s)\n",
+ host_address_to_string (objfile));
+ printed_objfile_start = 1;
+ }
+ printf_filtered (" { symtab %s\n",
+ symtab_to_filename_for_display (symtab));
+ if (symtab->blockvector == NULL)
+ printf_filtered (" NULL blockvector\n");
+ printf_filtered (" }\n");
+ }
+ }
+
+ if (printed_objfile_start)
+ printf_filtered ("}\n");
+ }
+}
+
+/* Helper function for maintenance_expand_symtabs.
+ This is the name_matcher function for expand_symtabs_matching. */
+
+static int
+maintenance_expand_name_matcher (const char *symname, void *data)
+{
+ /* Since we're not searching on symbols, just return TRUE. */
+ return 1;
+}
+
+/* Helper function for maintenance_expand_symtabs.
+ This is the file_matcher function for expand_symtabs_matching. */
+
+static int
+maintenance_expand_file_matcher (const char *filename, void *data,
+ int basenames)
+{
+ const char *regexp = data;
+
+ QUIT;
+
+ /* KISS: Only apply the regexp to the complete file name. */
+ if (basenames)
+ return 0;
+
+ if (regexp == NULL || re_exec (filename))
+ return 1;
+
+ return 0;
+}
+
+/* Expand all symbol tables whose name matches an optional regexp. */
+
+static void
+maintenance_expand_symtabs (char *args, int from_tty)
+{
+ struct program_space *pspace;
+ struct objfile *objfile;
+ struct cleanup *cleanups;
+ char **argv;
+ char *regexp = NULL;
+
+ /* We use buildargv here so that we handle spaces in the regexp
+ in a way that allows adding more arguments later. */
+ argv = gdb_buildargv (args);
+ cleanups = make_cleanup_freeargv (argv);
+
+ if (argv != NULL)
+ {
+ if (argv[0] != NULL)
+ {
+ regexp = argv[0];
+ if (argv[1] != NULL)
+ error (_("Extra arguments after regexp."));
+ }
+ }
+
+ if (regexp)
+ re_comp (regexp);
+
+ ALL_PSPACES (pspace)
+ ALL_PSPACE_OBJFILES (pspace, objfile)
+ {
+ if (objfile->sf)
+ {
+ objfile->sf->qf->expand_symtabs_matching
+ (objfile, maintenance_expand_file_matcher,
+ maintenance_expand_name_matcher, ALL_DOMAIN, regexp);
+ }
+ }
+
+ do_cleanups (cleanups);
+}
\f
/* Return the nexting depth of a block within other blocks in its symtab. */
&maintenanceprintlist);
add_cmd ("objfiles", class_maintenance, maintenance_print_objfiles,
- _("Print dump of current object file definitions."),
+ _("Print dump of current object file definitions.\n\
+With an argument REGEXP, list the object files with matching names."),
&maintenanceprintlist);
add_cmd ("symtabs", class_maintenance, maintenance_info_symtabs, _("\
List the full symbol tables for all object files.\n\
This does not include information about individual symbols, blocks, or\n\
linetables --- just the symbol table structures themselves.\n\
-With an argument REGEXP, list the symbol tables whose names that match that."),
+With an argument REGEXP, list the symbol tables with matching names."),
&maintenanceinfolist);
+
+ add_cmd ("check-symtabs", class_maintenance, maintenance_check_symtabs,
+ _("\
+Check consistency of currently expanded symtabs."),
+ &maintenancelist);
+
+ add_cmd ("expand-symtabs", class_maintenance, maintenance_expand_symtabs,
+ _("Expand symbol tables.\n\
+With an argument REGEXP, only expand the symbol tables with matching names."),
+ &maintenancelist);
}