From 451dbcfae1406f526208faf6033d6dcc8ac100da Mon Sep 17 00:00:00 2001 From: Benno Schulenberg Date: Mon, 22 Dec 2014 22:57:17 +0100 Subject: 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 --- sys-utils/blkdiscard.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'sys-utils/blkdiscard.c') diff --git a/sys-utils/blkdiscard.c b/sys-utils/blkdiscard.c index 6075d8684..e33f9b9d6 100644 --- a/sys-utils/blkdiscard.c +++ b/sys-utils/blkdiscard.c @@ -61,6 +61,10 @@ static void __attribute__((__noreturn__)) usage(FILE *out) fputs(USAGE_HEADER, out); fprintf(out, _(" %s [options] \n"), program_invocation_short_name); + + fputs(USAGE_SEPARATOR, out); + fputs(_("Discard the content of sectors on a device.\n"), out); + fputs(USAGE_OPTIONS, out); fputs(_(" -o, --offset offset in bytes to discard from\n" " -l, --length length of bytes to discard from the offset\n" -- cgit v1.2.3-55-g7522