dmenu_path: always use the cachedir
[dmenu.git] / arg.h
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 /* use main(int argc, char *argv[]) */
12 #define ARGBEGIN        for (argv0 = *argv, argv++, argc--;\
13                                         argv[0] && argv[0][0] == '-'\
14                                         && argv[0][1];\
15                                         argc--, argv++) {\
16                                 char argc_;\
17                                 char **argv_;\
18                                 int brk_;\
19                                 if (argv[0][1] == '-' && argv[0][2] == '\0') {\
20                                         argv++;\
21                                         argc--;\
22                                         break;\
23                                 }\
24                                 for (brk_ = 0, argv[0]++, argv_ = argv;\
25                                                 argv[0][0] && !brk_;\
26                                                 argv[0]++) {\
27                                         if (argv_ != argv)\
28                                                 break;\
29                                         argc_ = argv[0][0];\
30                                         switch (argc_)
31
32 #define ARGEND                  }\
33                         }
34
35 #define ARGC()          argc_
36
37 #define EARGF(x)        ((argv[0][1] == '\0' && argv[1] == NULL)?\
38                                 ((x), abort(), (char *)0) :\
39                                 (brk_ = 1, (argv[0][1] != '\0')?\
40                                         (&argv[0][1]) :\
41                                         (argc--, argv++, argv[0])))
42
43 #define ARGF()          ((argv[0][1] == '\0' && argv[1] == NULL)?\
44                                 (char *)0 :\
45                                 (brk_ = 1, (argv[0][1] != '\0')?\
46                                         (&argv[0][1]) :\
47                                         (argc--, argv++, argv[0])))
48
49 #endif