diff options
Diffstat (limited to 'libbb/getopt32.c')
| -rw-r--r-- | libbb/getopt32.c | 19 |
1 files changed, 4 insertions, 15 deletions
diff --git a/libbb/getopt32.c b/libbb/getopt32.c index d4465f8..f5aaa70 100644 --- a/libbb/getopt32.c +++ b/libbb/getopt32.c @@ -217,20 +217,12 @@ Special characters: -b, -c and -f are mutally exclusive and should raise an error if specified together. In this case you must set opt_complementary = "b--cf:c--bf:f--bc". If two of the - mutually exclusive options are found, getopt32's - return value will have the error flag set (BB_GETOPT_ERROR) so - that we can check for it: - - if (flags & BB_GETOPT_ERROR) - bb_show_usage(); + mutually exclusive options are found, getopt32 will call + bb_show_usage() and die. "x--x" Variation of the above, it means that -x option should occur at most once. - "?" A "?" as the first char in a opt_complementary group means: - if BB_GETOPT_ERROR is detected, don't return, call bb_show_usage - and exit instead. Next char after '?' can't be a digit. - "::" A double colon after a char in opt_complementary means that the option can occur multiple times. Each occurrence will be saved as a llist_t element instead of char*. @@ -476,11 +468,8 @@ getopt32(int argc, char **argv, const char *applet_opts, ...) if (on_off->opt == 0 && c != 0) bb_show_usage(); } - if (flags & on_off->incongruously) { - if ((spec_flgs & SHOW_USAGE_IF_ERROR)) - bb_show_usage(); - flags |= BB_GETOPT_ERROR; - } + if (flags & on_off->incongruously) + bb_show_usage(); trigger = on_off->switch_on & on_off->switch_off; flags &= ~(on_off->switch_off ^ trigger); flags |= on_off->switch_on ^ trigger; |