diff options
author | Denys Vlasenko <vda.linux@googlemail.com> | 2009-09-12 01:26:42 +0400 |
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committer | Denys Vlasenko <vda.linux@googlemail.com> | 2009-09-12 01:26:42 +0400 |
commit | 00528822004e5763c669e58191f10c5202f679b5 (patch) | |
tree | c60a30ca27a190bb09f6d4fe3948c56e0aef3583 /libbb | |
parent | 56573cb4f7393fdb320660a5c258c72688a74f64 (diff) |
top: add -m ("memory") option
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'libbb')
-rw-r--r-- | libbb/getopt32.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/libbb/getopt32.c b/libbb/getopt32.c index 17b8dd1a4..cab3eb745 100644 --- a/libbb/getopt32.c +++ b/libbb/getopt32.c @@ -147,15 +147,15 @@ const char *opt_complementary Special characters: - "-" A dash as the first char in a opt_complementary group forces - all arguments to be treated as options, even if they have - no leading dashes. Next char in this case can't be a digit (0-9), - use ':' or end of line. For example: + "-" A group consisting of just a dash forces all arguments + to be treated as options, even if they have no leading dashes. + Next char in this case can't be a digit (0-9), use ':' or end of line. + Example: - opt_complementary = "-:w-x:x-w"; - getopt32(argv, "wx"); + opt_complementary = "-:w-x:x-w"; // "-w-x:x-w" would also work, + getopt32(argv, "wx"); // but is less readable - Allows any arguments to be given without a dash (./program w x) + This makes it possible to use options without a dash (./program w x) as well as with a dash (./program -x). NB: getopt32() will leak a small amount of memory if you use |