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/swapon.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'sys-utils/swapon.c') diff --git a/sys-utils/swapon.c b/sys-utils/swapon.c index a45760766..8a3a21739 100644 --- a/sys-utils/swapon.c +++ b/sys-utils/swapon.c @@ -724,9 +724,11 @@ static void __attribute__ ((__noreturn__)) usage(FILE * out) { size_t i; fputs(USAGE_HEADER, out); - fprintf(out, _(" %s [options] []\n"), program_invocation_short_name); + fputs(USAGE_SEPARATOR, out); + fputs(_("Enable devices and files for paging and swapping.\n"), out); + fputs(USAGE_OPTIONS, out); fputs(_(" -a, --all enable all swaps from /etc/fstab\n"), out); fputs(_(" -d, --discard[=] enable swap discards, if supported by device\n"), out); -- cgit v1.2.3-55-g7522