From: David Herrmann <dh.herrmann@gmail.com>
Date: Fri, 18 Jul 2014 15:46:14 +0000 (+0200)
Subject: terminal: suppress warning in subterm
X-Git-Tag: v216~499
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=commitdiff_plain;h=eccb01acfb327f1f6819c1f3851765049b156865;ds=sidebyside

terminal: suppress warning in subterm

Empty format-strings are just fine if format-functions do more than
printing. This is the case here, so suppress the "empty format-string"
warning by using "%s" with an empty argument.
---

diff --git a/src/libsystemd-terminal/subterm.c b/src/libsystemd-terminal/subterm.c
index 46ab6b4a1..5cf3c2a73 100644
--- a/src/libsystemd-terminal/subterm.c
+++ b/src/libsystemd-terminal/subterm.c
@@ -386,7 +386,7 @@ static void output_draw_frame(Output *o) {
 static void output_draw_menu(Output *o) {
         assert(o);
 
-        output_frame_printl(o, "");
+        output_frame_printl(o, "%s", "");
         output_frame_printl(o, "    Menu: (the following keys are recognized)");
         output_frame_printl(o, "      q: quit");
         output_frame_printl(o, "     ^C: send ^C to the PTY");