| #ifndef CSTOOL_GETOPT_H | |
| #define CSTOOL_GETOPT_H | |
| // global | |
| extern int opterr, /* if error message should be printed */ | |
| optind, /* index into parent argv vector */ | |
| optopt, /* character checked for validity */ | |
| optreset; /* reset getopt */ | |
| extern const char *optarg; /* argument associated with option */ | |
| int getopt (int nargc, char *const nargv[], const char *ostr); | |
| #endif |