feh_draw_info: Do not fail if the info_cmd did not output anything

2 files changed, 4 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index cf4027d..f722a04 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,7 @@
 git HEAD
 
     * The --bg-options now accept multiple filenames, one per Xinerama screen
+    * Fix --info bug when the command wrote no lines to stdout
 
 Mon, 26 Sep 2011 09:35:41 +0200  Daniel Friesel <derf@finalrewind.org>
 
diff --git a/src/imlib.c b/src/imlib.c
index 28ae018..fc7fb16 100644
--- a/src/imlib.c
+++ b/src/imlib.c
@@ -543,6 +543,9 @@ void feh_draw_info(winwidget w)
 		pclose(info_pipe);
 	}
 
+	if (no_lines == 0)
+		return;
+
 	height *= no_lines;
 	width += 4;