arg.h - slstatus - status monitor
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       arg.h (1684B)
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            1 /* See LICENSE file for copyright and license details. */
            2 #ifndef ARG_H
            3 #define ARG_H
            4 
            5 extern char *argv0;
            6 
            7 /* int main(int argc, char *argv[]) */
            8 #define ARGBEGIN for (argv0 = *argv, *argv ? (argc--, argv++) : ((void *)0);      \
            9                       *argv && (*argv)[0] == '-' && (*argv)[1]; argc--, argv++) { \
           10                          int i_, argused_;                                         \
           11                          if ((*argv)[1] == '-' && !(*argv)[2]) {                   \
           12                                  argc--, argv++;                                   \
           13                                  break;                                            \
           14                          }                                                         \
           15                          for (i_ = 1, argused_ = 0; (*argv)[i_]; i_++) {           \
           16                                 switch ((*argv)[i_])
           17 #define ARGEND                   if (argused_) {                                   \
           18                                          if ((*argv)[i_ + 1]) {                    \
           19                                                  break;                            \
           20                                          } else {                                  \
           21                                                  argc--, argv++;                   \
           22                                                  break;                            \
           23                                          }                                         \
           24                                  }                                                 \
           25                          }                                                         \
           26                  }
           27 #define ARGC()    ((*argv)[i_])
           28 #define ARGF_(x) (((*argv)[i_ + 1]) ? (argused_ = 1, &((*argv)[i_ + 1])) :        \
           29                   (*(argv + 1))     ? (argused_ = 1, *(argv + 1))        : (x))
           30 #define EARGF(x) ARGF_(((x), exit(1), (char *)0))
           31 #define ARGF()   ARGF_((char *)0)
           32 
           33 #endif