mirror of
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24 lines
751 B
C
24 lines
751 B
C
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typedef unsigned short Rune; /* 16 bits */
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typedef unsigned char uchar;
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#define Runeerror 0x80 /* decoding error in UTF */
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#define Runeself 0x80 /* rune and UTF sequences are the same (<) */
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#define UTFmax 6 /* maximum bytes per rune */
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/*
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plan 9 argument parsing
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*/
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#define ARGBEGIN for((argv0? 0: (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, _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;while(*_args) switch(_argc= *_args++)
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#define ARGEND }
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#define ARGF() (_argt=_args, _args="",\
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(*_argt? _argt: argv[1]? (argc--, *++argv): 0))
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#define ARGC() _argc
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extern char *argv0;
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