#ifndef __GETOPT_H__ #define __GETOPT_H__ #ifdef __cplusplus extern "C" { #endif extern int opterr; /* if error message should be printed */ extern int optind; /* index into parent argv vector */ extern int optopt; /* character checked for validity */ extern int optreset; /* reset getopt */ extern char *optarg; /* argument associated with option */ struct option { const char *name; int has_arg; int *flag; int val; }; #define no_argument 0 #define required_argument 1 #define optional_argument 2 int getopt(int, char**, const char*); int getopt_long(int, char**, const char*, const struct option*, int*); #ifdef __cplusplus } #endif #endif /* __GETOPT_H__ */