From b1fccd03798da1930755557cb4516526cc09bb15 Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@tavianator.com>
Date: Sat, 1 Feb 2014 18:08:24 -0500
Subject: Use strerror_r if available instead of sys_errlist.

---
 configure.ac | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index 1141ac8..3942984 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-dnl Copyright (C) 2009-2012 Tavian Barnes <tavianator@tavianator.com>
+dnl Copyright (C) 2009-2014 Tavian Barnes <tavianator@tavianator.com>
 dnl
 dnl This file is part of The Dimension Build Suite.
 dnl
@@ -110,6 +110,20 @@ dnl Platform feature tests
 m4_include(ax_pthread.m4)
 AX_PTHREAD([], [AC_MSG_ERROR([pthread support not detected])])
 
+AC_MSG_CHECKING([for strerror_r])
+AC_RUN_IFELSE([
+  AC_LANG_PROGRAM(
+    [ #include <string.h>
+      #include <errno.h> ],
+    [ char buf@<:@256@:>@;
+      return strerror_r(ENOMEM, buf, 256); ]
+  )],
+  [AC_DEFINE([DMNSN_STRERROR_R], [1])
+   AC_MSG_RESULT([yes])],
+  [AC_DEFINE([DMNSN_STRERROR_R], [0])
+   AC_MSG_RESULT([no])]
+)
+
 AC_MSG_CHECKING([for sys_errlist])
 AC_LINK_IFELSE([
   AC_LANG_PROGRAM(
-- 
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