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author | Mattias Andrée <maandree@kth.se> | 2021-02-22 17:02:18 +0100 |
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committer | Mattias Andrée <maandree@kth.se> | 2021-02-22 17:02:18 +0100 |
commit | 59efa2085fc8d45041dce389eb1cd5c2eb9b5472 (patch) | |
tree | dc72c7a3ec15160824ffa32c27b6db1db9bcc61b /arg.h | |
parent | remove dist (diff) | |
download | krandom-59efa2085fc8d45041dce389eb1cd5c2eb9b5472.tar.gz krandom-59efa2085fc8d45041dce389eb1cd5c2eb9b5472.tar.bz2 krandom-59efa2085fc8d45041dce389eb1cd5c2eb9b5472.tar.xz |
change license + misc
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to '')
-rw-r--r-- | arg.h | 45 |
1 files changed, 45 insertions, 0 deletions
@@ -0,0 +1,45 @@ +/* + * Copy me if you can. + * by 20h + */ + +#ifndef ARG_H__ +#define ARG_H__ + +extern char *argv0; + +/* use main(int argc, char *argv[]) */ +#define ARGBEGIN for (argv0 = *argv, argv++, argc--;\ + argv[0] && argv[0][0] && argv[0][1];\ + argc--, argv++) {\ + char argc_;\ + char **argv_;\ + int brk_;\ + if (argv[0][0] == '-') {\ + if (argv[0][1] == '-' && argv[0][2] == '\0') {\ + argv++;\ + argc--;\ + break;\ + }\ + for (brk_ = 0, argv[0]++, argv_ = argv;\ + argv[0][0] && !brk_;\ + argv[0]++) {\ + if (argv_ != argv)\ + break;\ + argc_ = argv[0][0];\ + switch (argc_) + +#define ARGEND }\ + } else {\ + break;\ + }\ + } + +#define EARGF(x) ((argv[0][1] == '\0' && argv[1] == NULL)?\ + ((x), abort(), (char *)0) :\ + (brk_ = 1, (argv[0][1] != '\0')?\ + (&argv[0][1]) :\ + (argc--, argv++, argv[0]))) + + +#endif |