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50 lines
1.0 KiB
50 lines
1.0 KiB
/* |
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* Copy me if you can. |
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* by 20h |
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*/ |
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#ifndef ARG_H__ |
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#define ARG_H__ |
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extern char *argv0; |
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/* use main(int argc, char *argv[]) */ |
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#define ARGBEGIN for (argv0 = *argv, argv++, argc--;\ |
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argv[0] && argv[0][0] == '-'\ |
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&& argv[0][1];\ |
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argc--, argv++) {\ |
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char argc_;\ |
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char **argv_;\ |
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int brk_;\ |
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if (argv[0][1] == '-' && argv[0][2] == '\0') {\ |
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argv++;\ |
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argc--;\ |
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break;\ |
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}\ |
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int i_;\ |
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for (i_ = 1, brk_ = 0, argv_ = argv;\ |
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argv[0][i_] && !brk_;\ |
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i_++) {\ |
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if (argv_ != argv)\ |
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break;\ |
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argc_ = argv[0][i_];\ |
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switch (argc_) |
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#define ARGEND }\ |
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} |
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#define ARGC() argc_ |
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#define EARGF(x) ((argv[0][i_+1] == '\0' && argv[1] == NULL)?\ |
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((x), abort(), (char *)0) :\ |
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(brk_ = 1, (argv[0][i_+1] != '\0')?\ |
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(&argv[0][i_+1]) :\ |
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(argc--, argv++, argv[0]))) |
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#define ARGF() ((argv[0][i_+1] == '\0' && argv[1] == NULL)?\ |
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(char *)0 :\ |
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(brk_ = 1, (argv[0][i_+1] != '\0')?\ |
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(&argv[0][i_+1]) :\ |
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(argc--, argv++, argv[0]))) |
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#endif
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