From d968bd85494e2486ba41e97969a0d0a9d80908d2 Mon Sep 17 00:00:00 2001
From: Danny Robson <danny@nerdcruft.net>
Date: Wed, 13 Jun 2012 15:49:22 +1000
Subject: [PATCH] Use string object for log output buffering.

Clang doesn't want to pass a char array to boost::format and I can't be
arsed finding out why.
---
 log.cpp | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/log.cpp b/log.cpp
index fb920072..c021afed 100644
--- a/log.cpp
+++ b/log.cpp
@@ -115,10 +115,12 @@ util::detail::log (level_t level, boost::format &&format) {
 
     static const boost::format LEVEL_FORMAT ("%s [%s] ");
     
-    char time_string[strlen("YYYY-mm-dd HHMMhSS") + 1];
+    static const size_t time_len = strlen("YYYY-mm-dd HHMMhSS") + 1;
+    std::string time_string (time_len, '\0');
     time_t unix_time = time (nullptr);
-    if (0 == strftime (time_string,
-                       elems (time_string),
+
+    if (0 == strftime (&time_string[0],
+                       time_len,
                        "%Y-%m-%d %H%Mh%S",
                        localtime (&unix_time))) {
         unusual ();