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authorMateja <mail@matejamaric.com>2021-04-07 12:04:31 +0200
committerMateja <mail@matejamaric.com>2021-04-07 12:04:31 +0200
commit94dfd0c11f7ee6a36de11cae0583e559a2e5881f (patch)
treebe41928481de49732d324f3e2891eda3c41e61c9 /arg.h
downloadst-94dfd0c11f7ee6a36de11cae0583e559a2e5881f.tar.gz
st-94dfd0c11f7ee6a36de11cae0583e559a2e5881f.zip
Initial commit of st 0.8.4
Diffstat (limited to 'arg.h')
-rw-r--r--arg.h50
1 files changed, 50 insertions, 0 deletions
diff --git a/arg.h b/arg.h
new file mode 100644
index 0000000..a22e019
--- /dev/null
+++ b/arg.h
@@ -0,0 +1,50 @@
+/*
+ * 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][1] == '-' && argv[0][2] == '\0') {\
+ argv++;\
+ argc--;\
+ break;\
+ }\
+ int i_;\
+ for (i_ = 1, brk_ = 0, argv_ = argv;\
+ argv[0][i_] && !brk_;\
+ i_++) {\
+ if (argv_ != argv)\
+ break;\
+ argc_ = argv[0][i_];\
+ switch (argc_)
+
+#define ARGEND }\
+ }
+
+#define ARGC() argc_
+
+#define EARGF(x) ((argv[0][i_+1] == '\0' && argv[1] == NULL)?\
+ ((x), abort(), (char *)0) :\
+ (brk_ = 1, (argv[0][i_+1] != '\0')?\
+ (&argv[0][i_+1]) :\
+ (argc--, argv++, argv[0])))
+
+#define ARGF() ((argv[0][i_+1] == '\0' && argv[1] == NULL)?\
+ (char *)0 :\
+ (brk_ = 1, (argv[0][i_+1] != '\0')?\
+ (&argv[0][i_+1]) :\
+ (argc--, argv++, argv[0])))
+
+#endif