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author | Benno Schulenberg | 2014-12-22 22:57:17 +0100 |
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committer | Karel Zak | 2015-01-06 11:27:38 +0100 |
commit | 451dbcfae1406f526208faf6033d6dcc8ac100da (patch) | |
tree | 594265cfbfad9989191ae3df877d7e6c300699a8 /text-utils/rev.c | |
parent | chsh: keep struct options in .rodata (diff) | |
download | kernel-qcow2-util-linux-451dbcfae1406f526208faf6033d6dcc8ac100da.tar.gz kernel-qcow2-util-linux-451dbcfae1406f526208faf6033d6dcc8ac100da.tar.xz kernel-qcow2-util-linux-451dbcfae1406f526208faf6033d6dcc8ac100da.zip |
textual: add a docstring to most of the utilities
This adds a concise description of a tool to its usage text.
A first form of this patch was proposed by Steven Honeyman
(see http://www.spinics.net/lists/util-linux-ng/msg09994.html).
Signed-off-by: Benno Schulenberg <bensberg@justemail.net>
Diffstat (limited to 'text-utils/rev.c')
-rw-r--r-- | text-utils/rev.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/text-utils/rev.c b/text-utils/rev.c index bda31d2d8..cb3848241 100644 --- a/text-utils/rev.c +++ b/text-utils/rev.c @@ -76,6 +76,10 @@ static void __attribute__ ((__noreturn__)) usage(FILE * out) { fprintf(out, _("Usage: %s [options] [file ...]\n"), program_invocation_short_name); + + fputs(USAGE_SEPARATOR, out); + fputs(_("Reverse lines characterwise.\n"), out); + fputs(USAGE_OPTIONS, out); fputs(USAGE_HELP, out); fputs(USAGE_VERSION, out); |