tabbed

commit d488a80a1e3d999629de1d4f5be3cec23139041f
parent ffa2dbeb645a3a3d6883d569107b1efd49472035
Author: Christoph Lohmann <20h@r-36.net>
Date:   Tue, 27 Nov 2012 21:17:10 +0100

Adding the form of -r1, which will result in -r 1 in arg.h.
Diffstat:
arg.h
 | 
29
++++++++++++++++++++++-------

1 file changed, 22 insertions(+), 7 deletions(-)
diff --git a/arg.h b/arg.h
@@ -1,26 +1,30 @@
 /*
- * See LICENSE file for copyright and license details.
+ * Copy me if you can.
+ * by 20h
  */
 
-#ifndef __CMD_H__
-#define __CMD_H__
+#ifndef __ARG_H__
+#define __ARG_H__
 
 extern char *argv0;
 
-#define USED(x) ((void)(x))
+#define USED(x)		((void)(x))
 
+/* use main(int argc, char *argv[]) */
 #define ARGBEGIN	for (argv0 = *argv, argv++, argc--;\
 					argv[0] && argv[0][1]\
 					&& argv[0][0] == '-';\
 					argc--, argv++) {\
 				char _argc;\
 				char **_argv;\
+				int brk;\
 				if (argv[0][1] == '-' && argv[0][2] == '\0') {\
 					argv++;\
 					argc--;\
 					break;\
 				}\
-				for (argv[0]++, _argv = argv; argv[0][0];\
+				for (brk = 0, argv[0]++, _argv = argv;\
+						argv[0][0] && !brk;\
 						argv[0]++) {\
 					if (_argv != argv)\
 						break;\
@@ -33,8 +37,19 @@ extern char *argv0;
 			USED(argv);\
 			USED(argc);
 
-#define EARGF(x)	((argv[1] == NULL)? ((x), abort(), (char *)0) :\
-			(argc--, argv++, argv[0]))
+#define ARGC()		_argc
+
+#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])))
+
+#define ARGF()		((argv[0][1] == '\0' && argv[1] == NULL)?\
+				(char *)0 :\
+				(brk = 1, (argv[0][1] != '\0')?\
+					(&argv[0][1]) :\
+					(argc--, argv++, argv[0])))
 
 #endif