From 0dcc2aeffb7998047a8bf56e0a057dd606f0a2c7 Mon Sep 17 00:00:00 2001
From: John Maddock <john@johnmaddock.co.uk>
Date: Fri, 11 Apr 2008 09:21:08 +0000
Subject: [PATCH] Beefed up pthreads test cases.

[SVN r44170]
---
 test/boost_has_pthreads.ipp | 27 +++++++++++++++++++++++----
 1 file changed, 23 insertions(+), 4 deletions(-)

diff --git a/test/boost_has_pthreads.ipp b/test/boost_has_pthreads.ipp
index 1797b0b1..34374b61 100644
--- a/test/boost_has_pthreads.ipp
+++ b/test/boost_has_pthreads.ipp
@@ -14,17 +14,36 @@
 
 namespace boost_has_pthreads{
 
+void* thread_proc(void* arg)
+{
+   return arg;
+}
+
 int test()
 {
    pthread_mutex_t mut;
    int result = pthread_mutex_init(&mut, 0);
    if(0 == result)
    {
-      pthread_mutex_lock(&mut);
-      pthread_mutex_unlock(&mut);
-      pthread_mutex_destroy(&mut);
+      result |= pthread_mutex_lock(&mut);
+      result |= pthread_mutex_unlock(&mut);
+      result |= pthread_mutex_trylock(&mut);
+      result |= pthread_mutex_unlock(&mut);
+      result |= pthread_mutex_destroy(&mut);
+      //
+      // Check that we can actually create a thread:
+      //
+      pthread_t t;
+      int r = pthread_create(&t, 0, &thread_proc, 0);
+      result |= r;
+      if(r == 0)
+      {
+         void* arg;
+         r = pthread_join(t, &arg);
+         result |= r;
+      }
    }
-   return 0;
+   return result;
 }
 
 }