commit 33da67dac035b0d592f984bce90aec8d815b38a8
parent d60ee7337b5f378d8858ef3774c5552d2c8e54fa
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date: Wed, 18 Dec 2013 08:29:28 +0100
Update arg.h from sbase
sbase did some interesting modifications to arg.h (basically it
was fixed an incorrect use of the _ namespace), and this commit
take this last version for st.
Diffstat:
| arg.h | | | 48 | ++++++++++++++++++++++++++++-------------------- |
1 file changed, 28 insertions(+), 20 deletions(-)
diff --git a/arg.h b/arg.h
@@ -3,53 +3,61 @@
* by 20h
*/
-#ifndef __ARG_H__
-#define __ARG_H__
+#ifndef ARG_H__
+#define ARG_H__
extern char *argv0;
-#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;\
+ char argc_;\
+ char **argv_;\
+ int brk_;\
if (argv[0][1] == '-' && argv[0][2] == '\0') {\
argv++;\
argc--;\
break;\
}\
- for (brk = 0, argv[0]++, _argv = argv;\
- argv[0][0] && !brk;\
+ for (brk_ = 0, argv[0]++, argv_ = argv;\
+ argv[0][0] && !brk_;\
argv[0]++) {\
- if (_argv != argv)\
+ if (argv_ != argv)\
break;\
- _argc = argv[0][0];\
- switch (_argc)
+ argc_ = argv[0][0];\
+ switch (argc_)
+
+/* Handles obsolete -NUM syntax */
+#define ARGNUM case '0':\
+ case '1':\
+ case '2':\
+ case '3':\
+ case '4':\
+ case '5':\
+ case '6':\
+ case '7':\
+ case '8':\
+ case '9'
#define ARGEND }\
- USED(_argc);\
- }\
- USED(argv);\
- USED(argc);
+ }
+
+#define ARGC() argc_
-#define ARGC() _argc
+#define ARGNUMF(base) (brk_ = 1, estrtol(argv[0], (base)))
#define EARGF(x) ((argv[0][1] == '\0' && argv[1] == NULL)?\
((x), abort(), (char *)0) :\
- (brk = 1, (argv[0][1] != '\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')?\
+ (brk_ = 1, (argv[0][1] != '\0')?\
(&argv[0][1]) :\
(argc--, argv++, argv[0])))
#endif
-
