[RFA] watch for ^c in maint info {symtabs,psymtabs}

[dje@google.com (Doug Evans)]

If debugging a large app, it's painful if ^c doesn't work in
maint info {symtabs,psymtabs}.

Ok to check in?

2008-10-04  Doug Evans  <dje@google.com>

	* symmisc.c (maintenance_info_symtabs): Watch for ^c.
	(maintenance_info_psymtabs): Ditto.

Index: symmisc.c
===================================================================
RCS file: /cvs/src/src/gdb/symmisc.c,v
retrieving revision 1.58
diff -u -p -u -p -r1.58 symmisc.c
--- symmisc.c	3 Oct 2008 16:36:10 -0000	1.58
+++ symmisc.c	4 Oct 2008 07:23:59 -0000
@@ -937,6 +937,8 @@ maintenance_info_symtabs (char *regexp, 
          actually find a symtab whose name matches.  */
       int printed_objfile_start = 0;
 
+      QUIT;
+
       ALL_OBJFILE_SYMTABS (objfile, symtab)
         if (! regexp
             || re_exec (symtab->filename))
@@ -988,6 +990,8 @@ maintenance_info_psymtabs (char *regexp,
          actually find a symtab whose name matches.  */
       int printed_objfile_start = 0;
 
+      QUIT;
+
       ALL_OBJFILE_PSYMTABS (objfile, psymtab)
         if (! regexp
             || re_exec (psymtab->filename))