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 --- term-utils/wall.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'term-utils/wall.c') diff --git a/term-utils/wall.c b/term-utils/wall.c index 598e9f28c..387594cef 100644 --- a/term-utils/wall.c +++ b/term-utils/wall.c @@ -81,6 +81,10 @@ 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(_("Write a message to all users.\n"), out); + fputs(USAGE_OPTIONS, out); fputs(_(" -n, --nobanner do not print banner, works only for root\n"), out); fputs(_(" -t, --timeout write timeout in seconds\n"), out); -- cgit v1.2.3-55-g7522