udyfi

Small client for dy.fi (and possibly other services) DNS renewals
git clone https://git.inz.fi/udyfi/
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arg.h (518B)

      1 /*
      2  * Copy me if you can.
      3  * by 20h
      4  */
      5 
      6 #ifndef ARG_H
      7 #define ARG_H
      8 
      9 extern char *argv0;
     10 
     11 #define ARGBEGIN	for(argv0 = *argv, argv++, argc--;\
     12 					argc && argv[0][0] == '-'\
     13 					&& argv[0][1];\
     14 					argc--, argv++) {\
     15 				char *_arg;\
     16 				if(argv[0][1] == '-' && argv[0][2] == '\0') {\
     17 					argv++;\
     18 					argc--;\
     19 					break;\
     20 				}\
     21 				for(_arg = argv[0] + 1; *_arg;) {\
     22 					switch (*_arg++)
     23 
     24 #define ARGEND			}\
     25 			}
     26 
     27 #define	EARGF(x)	(argc ? (argc--, argv++, argv[0]) : \
     28 			((x), abort(), (char *)0))
     29 #endif
     30