2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
20 unsigned int argv_step;
21 const struct arg_def *def;
24 struct arg_enum_list {
28 #define ARG_ENUM_LIST_END {0}
30 typedef struct arg_def {
31 const char *short_name;
32 const char *long_name;
35 const struct arg_enum_list *enums;
37 #define ARG_DEF(s,l,v,d) {s,l,v,d, NULL}
38 #define ARG_DEF_ENUM(s,l,v,d,e) {s,l,v,d,e}
39 #define ARG_DEF_LIST_END {0}
41 struct arg arg_init(char **argv);
42 int arg_match(struct arg *arg_, const struct arg_def *def, char **argv);
43 const char *arg_next(struct arg *arg);
44 void arg_show_usage(FILE *fp, const struct arg_def *const *defs);
45 char **argv_dup(int argc, const char **argv);
47 unsigned int arg_parse_uint(const struct arg *arg);
48 int arg_parse_int(const struct arg *arg);
49 struct vpx_rational arg_parse_rational(const struct arg *arg);
50 int arg_parse_enum_or_int(const struct arg *arg);