From 35a1e17e48db31480bc46a9787ad89a053628e08 Mon Sep 17 00:00:00 2001
From: Nick Clifton <nickc@gcc.gnu.org>
Date: Tue, 29 Jun 2004 09:53:50 +0000
Subject: [PATCH] (pthread_join): Only apply the weak pragma if the function
actually exists.
From-SVN: r83847
---
libmudflap/mf-runtime.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/libmudflap/mf-runtime.c b/libmudflap/mf-runtime.c
index 8b1cc749c9e4..c1f0a6a48285 100644
--- a/libmudflap/mf-runtime.c
+++ b/libmudflap/mf-runtime.c
@@ -136,7 +136,11 @@ pthread_mutex_t __mf_biglock =
the libmudflap.la (no threading support) can diagnose whether
the application is linked with -lpthread. See __mf_usage() below. */
#if HAVE_PTHREAD_H
+#ifdef _POSIX_THREADS
#pragma weak pthread_join
+#else
+#define pthread_join NULL
+#endif
const void *threads_active_p = (void *) pthread_join;
#endif
--
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