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