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