51 lines
810 B
C
51 lines
810 B
C
#include <stddef.h>
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static int argc, argi;
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static char **argv, *flag;
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static char *
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nextarg()
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{
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char *temp = flag;
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flag = NULL;
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if (temp[1])
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return temp + 1;
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if (++argi == argc)
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return NULL;
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return argv[argi];
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}
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void
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args_parse(int argc_, char **argv_,
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void flagfn(char, char*()), void plainfn(char*))
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{
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argc = argc_;
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argv = argv_;
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for (argi = 1; argi < argc; argi++) {
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char *arg = argv[argi];
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if (!arg[0])
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continue;
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/* if ... || arg == "-" */
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if (arg[0] != '-' || !arg[1]) {
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if (plainfn)
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plainfn(arg);
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continue;
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}
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/* if arg == "--" */
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if (arg[1] == '-' && !arg[2]) {
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argi++;
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break;
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}
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for (flag = arg + 1; *flag; flag++) {
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flagfn(*flag, nextarg);
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if (!flag)
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break;
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}
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}
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for (; argi < argc; argi++)
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if (plainfn)
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plainfn(argv[argi]);
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}
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