/* MI Option Parser.
- Copyright (C) 2000, Free Software Foundation, Inc.
+ Copyright (C) 2000-2016 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,
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/>. */
#ifndef MI_GETOPT_H
#define MI_GETOPT_H
+/* The option list. Terminated by NAME==NULL. ARG_P that the option
+ requires an argument. INDEX is returned to identify the option. */
+
+struct mi_opt
+ {
+ const char *name;
+ int index;
+ int arg_p;
+ };
+
/* Like getopt() but with simpler semantics.
An option has the form ``-<name>''. The special option ``--''
If ARGV[OPTIND] is not an option, -1 is returned and OPTIND updated
to specify the non-option argument. OPTARG is set to NULL.
- mi_getopt() calls ``error("%s: Unknown option %c", prefix,
- option)'' if an unknown option is encountered. */
+ If an unknown option is encountered, mi_getopt() calls
+ ``error("%s: Unknown option %c", prefix, option)'' while
+ mi_getopt_allow_unknown returns -1. */
-struct mi_opt;
extern int mi_getopt (const char *prefix, int argc, char **argv,
- struct mi_opt *opt, int *optind, char **optarg);
-
-/* The option list. Terminated by NAME==NULL. ARG_P that the option
- requires an argument. INDEX is returned to identify th option. */
-
-struct mi_opt
- {
- const char *name;
- int index;
- int arg_p;
- };
-
-struct mi_opt;
-
+ const struct mi_opt *opt, int *optind, char **optarg);
+extern int mi_getopt_allow_unknown (const char *prefix, int argc,
+ char **argv, const struct mi_opt *opts,
+ int *oind, char **oarg);
+
+/* mi_valid_noargs determines if ARGC/ARGV are a valid set of
+ parameters to satisfy an MI function that is not supposed to
+ recieve any arguments.
+
+ An MI function that should not receive arguments can still be
+ passed parameters after the special option '--' such as below.
+
+ Example: The MI function -exec-run takes no args.
+ However, the client may pass '-exec-run -- -a ...'
+ See PR-783
+
+ PREFIX is passed to mi_getopt for an error message.
+
+ This function Returns 1 if the parameter pair ARGC/ARGV are valid
+ for an MI function that takes no arguments. Otherwise, it returns 0
+ and the appropriate error message is displayed by mi_getopt. */
+
+extern int mi_valid_noargs (const char *prefix, int argc, char **argv);
+
#endif
-
-/* Local variables: */
-/* change-log-default-name: "ChangeLog-mi" */
-/* End: */