From ba9895e7a55ae97db739c4568a9cad169299c02f Mon Sep 17 00:00:00 2001
From: Richard Nyberg <rnyberg@murmeldjur.se>
Date: Mon, 12 Jan 2009 23:53:16 +0100
Subject: [PATCH] Test for working snprintf at startup.

---
 btpd/main.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/btpd/main.c b/btpd/main.c
index 089929d..74f071e 100644
--- a/btpd/main.c
+++ b/btpd/main.c
@@ -32,6 +32,9 @@ setup_daemon(int daemonize, const char *dir)
     pid_t pid;
     struct timespec ts;
 
+    if (snprintf(NULL, 0, "btpd") != 4)
+        btpd_err("snprintf doesn't work.\n");
+
     if (clock_gettime(CLOCK_MONOTONIC, &ts) != 0)
         btpd_err("clock_gettime(CLOCK_MONOTONIC, ...) failed (%s).\n",
             strerror(errno));