From 06edd385fcb24164d34562474949c68f3ae315ee Mon Sep 17 00:00:00 2001
From: "Ryan C. Gordon" <icculus@icculus.org>
Date: Sun, 25 Nov 2012 21:51:43 -0500
Subject: [PATCH] From stable-2.0: explicitly check for pthread library, and
 link against it.

---
 CMakeLists.txt | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index e9b8532..85fe3cb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -177,6 +177,11 @@ if(UNIX)
         if(HAVE_PTHREAD_H)
             set(PHYSFS_HAVE_THREAD_SUPPORT TRUE)
         endif()
+
+        find_library(PTHREAD_LIBRARY pthread)
+        if(PTHREAD_LIBRARY)
+            set(OPTIONAL_LIBRARY_LIBS ${OPTIONAL_LIBRARY_LIBS} ${PTHREAD_LIBRARY})
+        endif()
     endif()
 endif()