/*
* Copyright (c) 2016 Intel Corporation.  All rights reserved.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/

#ifndef _GETOPT_H_
#define _GETOPT_H_

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */

extern char* optarg;
extern int   optind, opterr, optopt;

#ifndef no_argument
#    define no_argument        0
#endif /* no_argument */

#ifndef required_argument
#    define required_argument  1
#endif /* required_argument */

#ifndef optional_argument
#    define optional_argument  2
#endif /* optional_argument */

int getopt(int argc, char * const argv[], const char *optstring);

struct option {
    const char *name;
    int has_arg;
    int *flag;
    int val;
};

int getopt_long(int argc, char * const argv[],
                const char *optstring,
                const struct option *longopts, int *longindex);

int getopt_long_only(int argc, char * const argv[],
                     const char *optstring,
                     const struct option *longopts, int *longindex);

#ifdef __cplusplus
}
#endif /* __cplusplus */

#endif //_GETOPT_H_