From 3f8916fb0dd9eb8c4c4979045d3e2b223f776698 Mon Sep 17 00:00:00 2001
From: Thomas Hindoe Paaboel Andersen <phomes@gmail.com>
Date: Fri, 18 Jul 2014 13:50:12 +0200
Subject: [PATCH] terminal: add format attributes

---
 src/libsystemd-terminal/subterm.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/libsystemd-terminal/subterm.c b/src/libsystemd-terminal/subterm.c
index 72ce2f6f6e6..46ab6b4a1e7 100644
--- a/src/libsystemd-terminal/subterm.c
+++ b/src/libsystemd-terminal/subterm.c
@@ -164,6 +164,7 @@ static int output_write(Output *o, const void *buf, size_t size) {
         return 0;
 }
 
+_printf_(3,0)
 static int output_vnprintf(Output *o, size_t max, const char *format, va_list args) {
         char buf[4096];
         int r;
@@ -179,6 +180,7 @@ static int output_vnprintf(Output *o, size_t max, const char *format, va_list ar
         return output_write(o, buf, r);
 }
 
+_printf_(3,4)
 static int output_nprintf(Output *o, size_t max, const char *format, ...) {
         va_list args;
         int r;
@@ -190,6 +192,7 @@ static int output_nprintf(Output *o, size_t max, const char *format, ...) {
         return r;
 }
 
+_printf_(2,0)
 static int output_vprintf(Output *o, const char *format, va_list args) {
         char buf[4096];
         int r;
@@ -204,6 +207,7 @@ static int output_vprintf(Output *o, const char *format, va_list args) {
         return output_write(o, buf, r);
 }
 
+_printf_(2,3)
 static int output_printf(Output *o, const char *format, ...) {
         va_list args;
         int r;
@@ -256,6 +260,7 @@ static int output_print_line(Output *o, size_t len) {
         return r;
 }
 
+_printf_(2,3)
 static int output_frame_printl(Output *o, const char *format, ...) {
         va_list args;
         int r;