destroy bug 679, use getopt_ulflags with new feature: usage option. Removed two strdup
diff --git a/libbb/getopt_ulflags.c b/libbb/getopt_ulflags.c
index f18ee2d..3e77bbf 100644
--- a/libbb/getopt_ulflags.c
+++ b/libbb/getopt_ulflags.c
@@ -182,6 +182,10 @@
"-N" A dash as the first char in a bb_opt_complementally group with
number 0-9 as one char is means check minimal arguments required.
+ "V-" A option with dash before colon or end line indicate: call
+ bb_show_usage if this option give, for example verbose
+ usage option.
+
"--" A double dash between two options, or between an option and a group
of options, means that they are mutually exclusive. Unlike
the "-" case above, an error will be forced if the options
@@ -387,6 +391,12 @@
requires |= on_off->switch_on;
continue;
}
+ if(c == '-' && (s[2] == ':' || s[2] == '\0')) {
+ flags |= on_off->switch_on;
+ on_off->incongruously |= on_off->switch_on;
+ s++;
+ continue;
+ }
if(c == *s) {
on_off->counter = va_arg (p, int *);
s++;