From 1b1b61d3056e678154fcd637dfd754761f0780dc Mon Sep 17 00:00:00 2001
From: Andreas Schuh <andreas.schuh.84@gmail.com>
Date: Mon, 17 Mar 2014 12:38:41 +0000
Subject: [PATCH] Fix previous change of FindThreadsCxx.cmake by copying needed
 source file from CMake installation, changing the file name extension only.

---
 cmake/CheckForPthreads.cxx | 38 --------------------------------------
 cmake/FindThreadsCxx.cmake |  3 ++-
 2 files changed, 2 insertions(+), 39 deletions(-)
 delete mode 100644 cmake/CheckForPthreads.cxx

diff --git a/cmake/CheckForPthreads.cxx b/cmake/CheckForPthreads.cxx
deleted file mode 100644
index 7250fbf..0000000
--- a/cmake/CheckForPthreads.cxx
+++ /dev/null
@@ -1,38 +0,0 @@
-#include <stdio.h>
-#include <pthread.h>
-#include <unistd.h>
-
-void* runner(void*);
-
-int res = 0;
-#ifdef __CLASSIC_C__
-int main(){
-  int ac;
-  char*av[];
-#else
-int main(int ac, char*av[]){
-#endif
-  pthread_t tid[2];
-  pthread_create(&tid[0], 0, runner, (void*)1);
-  pthread_create(&tid[1], 0, runner, (void*)2);
-
-#if defined(__BEOS__) && !defined(__ZETA__) // (no usleep on BeOS 5.)
-  usleep(1); // for strange behavior on single-processor sun
-#endif
-
-  pthread_join(tid[0], 0);
-  pthread_join(tid[1], 0);
-  if(ac > 1000){return *av[0];}
-  return res;
-}
-
-void* runner(void* args)
-{
-  int cc;
-  for ( cc = 0; cc < 10; cc ++ )
-    {
-    printf("%d CC: %d\n", (int)args, cc);
-    }
-  res ++;
-  return 0;
-}
diff --git a/cmake/FindThreadsCxx.cmake b/cmake/FindThreadsCxx.cmake
index cdea511..625b826 100644
--- a/cmake/FindThreadsCxx.cmake
+++ b/cmake/FindThreadsCxx.cmake
@@ -98,9 +98,10 @@ else()
       # If we did not found -lpthread, -lpthread, or -lthread, look for -pthread
       if("THREADS_HAVE_PTHREAD_ARG" MATCHES "^THREADS_HAVE_PTHREAD_ARG")
         message(STATUS "Check if compiler accepts -pthread")
+        configure_file ("${CMAKE_ROOT}/Modules/CheckForPthreads.c" "${CMAKE_BINARY_DIR}/CheckForPthreads.cxx" COPYONLY)
         try_run(THREADS_PTHREAD_ARG THREADS_HAVE_PTHREAD_ARG
           ${CMAKE_BINARY_DIR}
-          ${CMAKE_ROOT}/Modules/CheckForPthreads.cxx
+          ${CMAKE_BINARY_DIR}/CheckForPthreads.cxx
           CMAKE_FLAGS -DLINK_LIBRARIES:STRING=-pthread
           COMPILE_OUTPUT_VARIABLE OUTPUT)