initial commit.

1 files changed, 22 insertions, 0 deletions

diff --git a/args.h b/args.h
new file mode 100644
index 0000000..f7e3d5f
--- /dev/null
+++ b/args.h
@@ -0,0 +1,22 @@
+extern char *argv0;
+#define SET(x)          ((x)=0)
+#define USED(x)         if(x);else
+#define	ARGBEGIN	for((argv0? 0: (argv0=*argv)),argv++,argc--;\
+			    argv[0] && argv[0][0]=='-' && argv[0][1];\
+			    argc--, argv++) {\
+				char *_args, *_argt;\
+				Rune _argc;\
+				_args = &argv[0][1];\
+				if(_args[0]=='-' && _args[1]==0){\
+					argc--; argv++; break;\
+				}\
+				_argc = 0;\
+				while(*_args && (_args += chartorune(&_argc, _args)))\
+				switch(_argc)
+#define	ARGEND		SET(_argt);USED(_argt); USED(_argc); USED(_args);}USED(argv); USED(argc);
+#define	ARGF()		(_argt=_args, _args="",\
+				(*_argt? _argt: argv[1]? (argc--, *++argv): 0))
+#define	ARGC()		_argc
+
+#define	EARGF(x)		(_argt=_args, _args="",\
+				(*_argt? _argt: argv[1]? (argc--, *++argv): (x, (char*)0)))