Teach -data-list-register-values to not include unavailable registers

[deliverable/binutils-gdb.git] / gdb / mi / mi-getopt.c

diff --git a/gdb/mi/mi-getopt.c b/gdb/mi/mi-getopt.c
index 59ccdf3efd06dbe1cecee89c3b353bd3ab66ade5..a1e2ccc58746d1e1a2f26e441c3f82c4f39510bd 100644 (file)
--- a/gdb/mi/mi-getopt.c
+++ b/gdb/mi/mi-getopt.c
@@ -1,12 +1,12 @@
 /* MI Command Set - MI Option Parser.
-   Copyright 2000, 2001 Free Software Foundation, Inc.
+   Copyright (C) 2000-2013 Free Software Foundation, Inc.
    Contributed by Cygnus Solutions (a Red Hat company).
 
    This file is part of GDB.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 2 of the License, or
+   the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,
@@ -15,9 +15,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #include "defs.h"
 #include "mi-getopt.h"
@@ -26,51 +24,68 @@
 int
 mi_getopt (const char *prefix,
           int argc, char **argv,
-          struct mi_opt *opts,
-          int *optind, char **optarg)
+          const struct mi_opt *opts,
+          int *oind, char **oarg)
 {
   char *arg;
-  struct mi_opt *opt;
-  /* We assume that argv/argc are ok. */
-  if (*optind > argc || *optind < 0)
+  const struct mi_opt *opt;
+
+  /* We assume that argv/argc are ok.  */
+  if (*oind > argc || *oind < 0)
     internal_error (__FILE__, __LINE__,
-                   "mi_getopt_long: optind out of bounds");
-  if (*optind == argc)
+                   _("mi_getopt_long: oind out of bounds"));
+  if (*oind == argc)
     return -1;
-  arg = argv[*optind];
+  arg = argv[*oind];
   /* ``--''? */
   if (strcmp (arg, "--") == 0)
     {
-      *optind += 1;
-      *optarg = NULL;
+      *oind += 1;
+      *oarg = NULL;
       return -1;
     }
-  /* End of option list. */
+  /* End of option list.  */
   if (arg[0] != '-')
     {
-      *optarg = NULL;
+      *oarg = NULL;
       return -1;
     }
-  /* Look the option up. */
+  /* Look the option up.  */
   for (opt = opts; opt->name != NULL; opt++)
     {
       if (strcmp (opt->name, arg + 1) != 0)
        continue;
       if (opt->arg_p)
        {
-         /* A non-simple optarg option. */
-         if (argc < *optind + 2)
-           error ("%s: Option %s requires an argument", prefix, arg);
-         *optarg = argv[(*optind) + 1];
-         *optind = (*optind) + 2;
+         /* A non-simple oarg option.  */
+         if (argc < *oind + 2)
+           error (_("%s: Option %s requires an argument"), prefix, arg);
+         *oarg = argv[(*oind) + 1];
+         *oind = (*oind) + 2;
          return opt->index;
        }
       else
        {
-         *optarg = NULL;
-         *optind = (*optind) + 1;
+         *oarg = NULL;
+         *oind = (*oind) + 1;
          return opt->index;
        }
     }
-  error ("%s: Unknown option ``%s''", prefix, arg + 1);
+  error (_("%s: Unknown option ``%s''"), prefix, arg + 1);
+}
+
+int 
+mi_valid_noargs (const char *prefix, int argc, char **argv) 
+{
+  int oind = 0;
+  char *oarg;
+  static const struct mi_opt opts[] =
+    {
+      { 0, 0, 0 }
+    };
+
+  if (mi_getopt (prefix, argc, argv, opts, &oind, &oarg) == -1)
+    return 1;
+  else
+    return 0;
 }