reVC/vendor/librw/args.h
2022-08-25 23:39:40 +02:00

25 lines
760 B
C

extern char *argv0;
#define USED(x) ((void)x)
#define SET(x) ((x)=0)
#define ARGBEGIN for((argv0||(argv0=*argv)),argv++,argc--;\
argv[0] && argv[0][0]=='-' && argv[0][1];\
argc--, argv++) {\
char *_args, *_argt;\
char _argc;\
_args = &argv[0][1];\
if(_args[0]=='-' && _args[1]==0){\
argc--; argv++; break;\
}\
_argc = 0;\
while(*_args && (_argc = *_args++))\
switch(_argc)
#define ARGEND SET(_argt);USED(_argt);USED(_argc);USED(_args);}USED(argv);USED(argc);
#define ARGF() (_argt=_args, _args=(char*)"",\
(*_argt? _argt: argv[1]? (argc--, *++argv): 0))
#define EARGF(x) (_argt=_args, _args=(char*)"",\
(*_argt? _argt: argv[1]? (argc--, *++argv): ((x), abort(), (char*)0)))
#define ARGC() _argc