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/*
* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef ARGS_H
#define ARGS_H
#include <stdio.h>
struct arg
{
char **argv;
const char *name;
const char *val;
unsigned int argv_step;
const struct arg_def *def;
};
struct arg_enum_list
{
const char *name;
int val;
};
#define ARG_ENUM_LIST_END {0}
typedef struct arg_def
{
const char *short_name;
const char *long_name;
int has_val;
const char *desc;
const struct arg_enum_list *enums;
} arg_def_t;
#define ARG_DEF(s,l,v,d) {s,l,v,d, NULL}
#define ARG_DEF_ENUM(s,l,v,d,e) {s,l,v,d,e}
#define ARG_DEF_LIST_END {0}
struct arg arg_init(char **argv);
int arg_match(struct arg *arg_, const struct arg_def *def, char **argv);
const char *arg_next(struct arg *arg);
void arg_show_usage(FILE *fp, const struct arg_def *const *defs);
char **argv_dup(int argc, const char **argv);
unsigned int arg_parse_uint(const struct arg *arg);
int arg_parse_int(const struct arg *arg);
struct vpx_rational arg_parse_rational(const struct arg *arg);
int arg_parse_enum_or_int(const struct arg *arg);
#endif
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