diff options
| -rw-r--r-- | arg.h | 48 |
1 files changed, 28 insertions, 20 deletions
@@ -3,53 +3,61 @@ * by 20h */ -#ifndef __ARG_H__ -#define __ARG_H__ +#ifndef ARG_H__ +#define ARG_H__ extern char *argv0; -#define USED(x) ((void)(x)) - /* use main(int argc, char *argv[]) */ #define ARGBEGIN for (argv0 = *argv, argv++, argc--;\ argv[0] && argv[0][1]\ && argv[0][0] == '-';\ argc--, argv++) {\ - char _argc;\ - char **_argv;\ - int brk;\ + char argc_;\ + char **argv_;\ + int brk_;\ if (argv[0][1] == '-' && argv[0][2] == '\0') {\ argv++;\ argc--;\ break;\ }\ - for (brk = 0, argv[0]++, _argv = argv;\ - argv[0][0] && !brk;\ + for (brk_ = 0, argv[0]++, argv_ = argv;\ + argv[0][0] && !brk_;\ argv[0]++) {\ - if (_argv != argv)\ + if (argv_ != argv)\ break;\ - _argc = argv[0][0];\ - switch (_argc) + argc_ = argv[0][0];\ + switch (argc_) + +/* Handles obsolete -NUM syntax */ +#define ARGNUM case '0':\ + case '1':\ + case '2':\ + case '3':\ + case '4':\ + case '5':\ + case '6':\ + case '7':\ + case '8':\ + case '9' #define ARGEND }\ - USED(_argc);\ - }\ - USED(argv);\ - USED(argc); + } + +#define ARGC() argc_ -#define ARGC() _argc +#define ARGNUMF(base) (brk_ = 1, estrtol(argv[0], (base))) #define EARGF(x) ((argv[0][1] == '\0' && argv[1] == NULL)?\ ((x), abort(), (char *)0) :\ - (brk = 1, (argv[0][1] != '\0')?\ + (brk_ = 1, (argv[0][1] != '\0')?\ (&argv[0][1]) :\ (argc--, argv++, argv[0]))) #define ARGF() ((argv[0][1] == '\0' && argv[1] == NULL)?\ (char *)0 :\ - (brk = 1, (argv[0][1] != '\0')?\ + (brk_ = 1, (argv[0][1] != '\0')?\ (&argv[0][1]) :\ (argc--, argv++, argv[0]))) #endif - |