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/* See LICENSE file for copyright and license details. */
#ifndef ARG_H
#define ARG_H
extern char *argv0;
/* int main(int argc, char *argv[]) */
#define ARGBEGIN for (argv0 = *argv, *argv ? (argc--, argv++) : ((void *)0); \
*argv && (*argv)[0] == '-' && (*argv)[1]; argc--, argv++) { \
int i_, argused_; \
if ((*argv)[1] == '-' && !(*argv)[2]) { \
argc--, argv++; \
break; \
} \
for (i_ = 1, argused_ = 0; (*argv)[i_]; i_++) { \
switch((*argv)[i_])
#define ARGEND if (argused_) { \
if ((*argv)[i_ + 1]) { \
break; \
} else { \
argc--, argv++; \
break; \
} \
} \
} \
}
#define ARGC() ((*argv)[i_])
#define ARGF_(x) (((*argv)[i_ + 1]) ? (argused_ = 1, &((*argv)[i_ + 1])) : \
(*(argv + 1)) ? (argused_ = 1, *(argv + 1)) : (x))
#define EARGF(x) ARGF_(((x), exit(1), (char *)0))
#define ARGF() ARGF_((char *)0)
#endif