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