reorganise code

1 files changed, 37 insertions, 0 deletions

diff --git a/arg.h b/arg.h
new file mode 100644
index 0000000..1b1fd63
--- /dev/null
+++ b/arg.h
@@ -0,0 +1,37 @@
+#ifndef ARG_H
+#define ARG_H
+
+#define USED(x) ((void)(x))
+
+extern char *argv0;
+
+#define ARGBEGIN	for(argv0 = *argv, argv++, argc--;\
+					argv[0] && argv[0][0] == '-'\
+					&& argv[0][1];\
+					argc--, argv++) {\
+				char _argc;\
+				char **_argv;\
+				if(argv[0][1] == '-' && argv[0][2] == '\0') {\
+					argv++;\
+					argc--;\
+					break;\
+				}\
+				int i_;\
+				for(i_ = 1, _argv = argv; argv[0][i_];\
+						i_++) {\
+					if(_argv != argv)\
+						break;\
+					_argc = argv[0][i_];\
+					switch(_argc)
+
+#define ARGEND			}\
+				USED(_argc);\
+			}\
+			USED(argv);\
+			USED(argc);
+
+#define	EARGF(x)	((argv[1] == NULL)? ((x), abort(), (char *)0) :\
+			(argc--, argv++, argv[0]))
+
+#endif
+