PTP: Use ND_LCHECK_U for checking invalid length

[tcpdump] / missing / getopt_long.c

diff --git a/missing/getopt_long.c b/missing/getopt_long.c
index 3706240487bf3407703fc040a7e8de29968a4b7b..80857369804dbe21aa4c27ad50db68f743d8656e 100644 (file)
--- a/missing/getopt_long.c
+++ b/missing/getopt_long.c
@@ -495,32 +495,16 @@ start:
                }
        }
 
-       optchar = (int)*place++;
-       /*
-        * If the user specified "-" and  '-' isn't listed in
-        * options, return -1 (non-option) as per POSIX.
-        */
-       if (optchar == (int)'-' && *place == '\0')
-               return (-1);
-       if (optchar == (int)':') {
-               if (!*place)
-                       ++optind;
-#ifdef GNU_COMPATIBLE
-               if (PRINT_ERROR)
-                       warnx(posixly_correct ? illoptchar : gnuoptchar,
-                             optchar);
-#else
-               if (PRINT_ERROR)
-                       warnx(illoptchar, optchar);
-#endif
-               optopt = optchar;
-               return (BADCH);
-       }
-       oli = strchr(options, optchar);
-       if (oli == NULL) {
+       if ((optchar = (int)*place++) == (int)':' ||
+           (optchar == (int)'-' && *place != '\0') ||
+           (oli = strchr(options, optchar)) == NULL) {
                /*
-                * Unknown option character.
+                * If the user specified "-" and  '-' isn't listed in
+                * options, return -1 (non-option) as per POSIX.
+                * Otherwise, it is an unknown option character (or ':').
                 */
+               if (optchar == (int)'-' && *place == '\0')
+                       return (-1);
                if (!*place)
                        ++optind;
 #ifdef GNU_COMPATIBLE