Fix PR threads/19422 - show which thread caused stop

[deliverable/binutils-gdb.git] / gdb / maint.c

diff --git a/gdb/maint.c b/gdb/maint.c
index b325856fae997d7fd056faaa5c2824843aa6cbd6..358809d5d4085b40408248b84412d70fec9b330d 100644 (file)
--- a/gdb/maint.c
+++ b/gdb/maint.c
@@ -1,6 +1,6 @@
 /* Support for GDB maintenance commands.
 
-   Copyright (C) 1992-2015 Free Software Foundation, Inc.
+   Copyright (C) 1992-2016 Free Software Foundation, Inc.
 
    Written by Fred Fish at Cygnus Support.
 
@@ -24,7 +24,7 @@
 #include "arch-utils.h"
 #include <ctype.h>
 #include <signal.h>
-#include <sys/time.h>
+#include "gdb_sys_time.h"
 #include <time.h>
 #include "command.h"
 #include "gdbcmd.h"
@@ -139,38 +139,14 @@ maintenance_demangler_warning (char *args, int from_tty)
   demangler_warning (__FILE__, __LINE__, "%s", (args == NULL ? "" : args));
 }
 
-/* Someday we should allow demangling for things other than just
-   explicit strings.  For example, we might want to be able to specify
-   the address of a string in either GDB's process space or the
-   debuggee's process space, and have gdb fetch and demangle that
-   string.  If we have a char* pointer "ptr" that points to a string,
-   we might want to be able to given just the name and have GDB
-   demangle and print what it points to, etc.  (FIXME)  */
+/* Old command to demangle a string.  The command has been moved to "demangle".
+   It is kept for now because otherwise "mt demangle" gets interpreted as
+   "mt demangler-warning" which artificially creates an internal gdb error.  */
 
 static void
 maintenance_demangle (char *args, int from_tty)
 {
-  char *demangled;
-
-  if (args == NULL || *args == '\0')
-    {
-      printf_unfiltered (_("\"maintenance demangle\" takes "
-                          "an argument to demangle.\n"));
-    }
-  else
-    {
-      demangled = language_demangle (current_language, args, 
-                                    DMGL_ANSI | DMGL_PARAMS);
-      if (demangled != NULL)
-       {
-         printf_unfiltered ("%s\n", demangled);
-         xfree (demangled);
-       }
-      else
-       {
-         printf_unfiltered (_("Can't demangle \"%s\"\n"), args);
-       }
-    }
+  printf_filtered (_("This command has been moved to \"demangle\".\n"));
 }
 
 static void
@@ -327,7 +303,7 @@ print_bfd_section_info (bfd *abfd,
 {
   flagword flags = bfd_get_section_flags (abfd, asect);
   const char *name = bfd_section_name (abfd, asect);
-  const char *arg = datum;
+  const char *arg = (const char *) datum;
 
   if (arg == NULL || *arg == '\0'
       || match_substring (arg, name)
@@ -707,15 +683,18 @@ extern char etext;
 
 static int profiling_state;
 
+EXTERN_C void _mcleanup (void);
+
 static void
 mcleanup_wrapper (void)
 {
-  extern void _mcleanup (void);
-
   if (profiling_state)
     _mcleanup ();
 }
 
+EXTERN_C void monstartup (unsigned long, unsigned long);
+extern int main ();
+
 static void
 maintenance_set_profile_cmd (char *args, int from_tty,
                             struct cmd_list_element *c)
@@ -729,9 +708,6 @@ maintenance_set_profile_cmd (char *args, int from_tty,
     {
       static int profiling_initialized;
 
-      extern void monstartup (unsigned long, unsigned long);
-      extern int main();
-
       if (!profiling_initialized)
        {
          atexit (mcleanup_wrapper);
@@ -1009,11 +985,12 @@ show_per_command_cmd (char *args, int from_tty)
 void
 _initialize_maint_cmds (void)
 {
+  struct cmd_list_element *cmd;
+
   add_prefix_cmd ("maintenance", class_maintenance, maintenance_command, _("\
 Commands for use by GDB maintainers.\n\
 Includes commands to dump specific internal GDB structures in\n\
-a human readable form, to cause GDB to deliberately dump core,\n\
-to test internal functions such as the C++/ObjC demangler, etc."),
+a human readable form, to cause GDB to deliberately dump core, etc."),
                  &maintenancelist, "maintenance ", 0,
                  &cmdlist);
 
@@ -1082,11 +1059,10 @@ Give GDB a demangler warning.\n\
 Cause GDB to behave as if a demangler warning was reported."),
           &maintenancelist);
 
-  add_cmd ("demangle", class_maintenance, maintenance_demangle, _("\
-Demangle a C++/ObjC mangled name.\n\
-Call internal GDB demangler routine to demangle a C++ link name\n\
-and prints the result."),
-          &maintenancelist);
+  cmd = add_cmd ("demangle", class_maintenance, maintenance_demangle, _("\
+This command has been moved to \"demangle\"."),
+                &maintenancelist);
+  deprecate_cmd (cmd, "demangle");
 
   add_prefix_cmd ("per-command", class_maintenance, set_per_command_cmd, _("\
 Per-command statistics settings."),