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-rw-r--r--main.c20
1 files changed, 15 insertions, 5 deletions
diff --git a/main.c b/main.c
index 9eff3d751c6b..bd9eeeeaf90a 100644
--- a/main.c
+++ b/main.c
@@ -22,7 +22,7 @@ ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
THIS SOFTWARE.
****************************************************************/
-const char *version = "version 20110506";
+const char *version = "version 20110807";
#define DEBUG
#include <stdio.h>
@@ -121,10 +121,20 @@ int main(int argc, char *argv[])
WARNING("field separator FS is empty");
break;
case 'v': /* -v a=1 to be done NOW. one -v for each */
- if (argv[1][2] == '\0' && --argc > 1 && isclvar((++argv)[1]))
- setclvar(argv[1]);
- else if (argv[1][2] != '\0')
- setclvar(&argv[1][2]);
+ if (argv[1][2] != 0) { /* arg is -vsomething */
+ if (isclvar(&argv[1][2]))
+ setclvar(&argv[1][2]);
+ else
+ FATAL("invalid -v option argument: %s", &argv[1][2]);
+ } else { /* arg is -v something */
+ argc--; argv++;
+ if (argc <= 1)
+ FATAL("no variable name");
+ if (isclvar(argv[1]))
+ setclvar(argv[1]);
+ else
+ FATAL("invalid -v option argument: %s", argv[1]);
+ }
break;
case 'd':
dbg = atoi(&argv[1][2]);