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Date: Sun, 17 May 2009 21:05:20 +0200
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From: Sebastian Herbszt <herbszt@gmx.de>
Subject: [Qemu-devel] [PATCH] Add detection of pthread library name
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To: qemu-devel@nongnu.org
Cc: herbszt@gmx.de

Try to detect the name of the pthread library.
Currently it looks for "-pthread" and "-pthreadGC2".

Signed-off-by: Sebastian Herbszt <herbszt@gmx.de>

--- qemu-20090517/configure.orig	2009-05-15 19:18:42.000000000 +0200
+++ qemu-20090517/configure	2009-05-17 20:56:18.000000000 +0200
@@ -1133,18 +1133,22 @@
 
 ##########################################
 # pthread probe
+PTHREADLIBS_LIST="-lpthread -lpthreadGC2"
 PTHREADLIBS=""
 
 if test "$pthread" = yes; then
   pthread=no
 cat > $TMPC << EOF
 #include <pthread.h>
-int main(void) { pthread_mutex_t lock;  return 0; }
+int main(void) { pthread_create(0,0,0,0); return 0; }
 EOF
-  if $cc $ARCH_CFLAGS -o $TMPE $PTHREADLIBS $TMPC 2> /dev/null > /dev/null ; then
-    pthread=yes
-    PTHREADLIBS="-lpthread"
-  fi
+  for pthread_lib in $PTHREADLIBS_LIST; do
+    if $cc $ARCH_CFLAGS -o $TMPE $TMPC $pthread_lib 2> /dev/null > /dev/null ; then
+      pthread=yes
+      PTHREADLIBS="$pthread_lib"
+      break
+    fi
+  done
 fi
 
 if test "$pthread" = no; then