From bff0e1a42507311758bc12e73ae0b8d37e01675b Mon Sep 17 00:00:00 2001
From: Andre Noll <maan@systemlinux.org>
Date: Sat, 6 Jul 2013 20:23:04 +0200
Subject: [PATCH] ggo.c: Document return value of printf_or_die().

Commit b59a3c41 (filter: Wrap lines in the available filter list)
changed the return value of this function from void to int but missed
to update the documentation.
---
 ggo.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/ggo.c b/ggo.c
index 58d86d07..99171c73 100644
--- a/ggo.c
+++ b/ggo.c
@@ -15,6 +15,9 @@
  * Wrapper for printf() that exits on errors.
  *
  * \param fmt Usual format string.
+ *
+ * \return The return value of the underlying (successful) call to vprintf(3),
+ * i.e. the number of characters printed, excluding the terminating null byte.
  */
 __printf_1_2 int printf_or_die(const char *fmt, ...)
 {
-- 
2.30.2