+/* vi: set sw=4 ts=4: */
#include "internal.h"
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
-extern int
-length_main(int argc, char * * argv)
+extern int length_main(int argc, char **argv)
{
- if ( **(argv+1) == '-' ) {
- usage("length string\n");
- }
- printf("%d\n", strlen(argv[1]));
- return( TRUE);
+ if (argc != 2 || **(argv + 1) == '-') {
+ usage("length string\n");
+ }
+ printf("%d\n", strlen(argv[1]));
+ return (TRUE);
}