From bccf5db21a13703059c3897b4f2cfe1c8e5896c4 Mon Sep 17 00:00:00 2001
From: Scott Cantor <cantor.2@osu.edu>
Date: Wed, 16 Nov 2011 21:34:51 +0000
Subject: [PATCH] Add POSIX flag to Solaris build

---
 configure.ac | 21 ++++++++++++---------
 1 file changed, 12 insertions(+), 9 deletions(-)

diff --git a/configure.ac b/configure.ac
index 9f475db..62fd024 100644
--- a/configure.ac
+++ b/configure.ac
@@ -49,17 +49,20 @@ if test "$GCC" = "yes" ; then
 #        ])
     CFLAGS="-Wall $GCC_CFLAGS"
     CXXFLAGS="-Wall $GCC_CXXFLAGS"
-else
-# Fix for Sun Workshop compiler in debug mode, may be Sun case #6360993
-	case "${host_cpu}-${host_os}" in
-	        *solaris*)
-			if test "$CXX" = "CC" ; then
-				CXXFLAGS="$CXXFLAGS -Qoption ccfe -stabs=no%dfltlit+no%dflthlp"
-			fi
-	        ;;
-	esac
 fi
 
+# Fix for Sun Workshop compiler in debug mode, may be Sun case #6360993
+# Also enables POSIX semantics for some functions.
+case "${host_cpu}-${host_os}" in
+    *solaris*)
+	CFLAGS="$CFLAGS -D_POSIX_PTHREAD_SEMANTICS"
+	CXXFLAGS="$CXXFLAGS -D_POSIX_PTHREAD_SEMANTICS"
+	if test "$CXX" = "CC" ; then
+		CXXFLAGS="$CXXFLAGS -Qoption ccfe -stabs=no%dfltlit+no%dflthlp"
+	fi
+    ;;
+esac
+
 # Checks for typedefs, structures, and compiler characteristics.
 AC_C_CONST
 AC_TYPE_SIZE_T
-- 
2.1.4