* Merge remaining boehm-gc differences from trunk.

git-svn-id: https://gcc.gnu.org/svn/gcc/branches/redhat/gcc-4_1-branch-java-merge-20060823@116382 138bc75d-0d04-0410-961f-82ee72b054a4

5 files changed, 2 insertions, 78 deletions

diff --git a/boehm-gc/configure b/boehm-gc/configure
index ce1882eb752..3f2f5d835f5 100755
--- a/boehm-gc/configure
+++ b/boehm-gc/configure
@@ -7426,29 +7426,6 @@ _ACEOF
 
 fi
 
-symver=
-case "$target" in
-  *-*-linux* )
-    cat > conftest.c <<EOF
-#include <pthread.h>
-void *tf (void *arg) { (void) arg; return NULL; }
-int main (void) { pthread_t th; pthread_create (&th, NULL, tf, NULL); return 0; }
-EOF
-    if $CC $CFLAGS -pthread -o conftest conftest.c > /dev/null 2>&1; then
-      symver=`readelf -s conftest 2> /dev/null | sed -n '/UND pthread_create@/{s/^.*@//;s/ .*$//;p;q}'`
-    fi
-    rm -f conftest conftest.c
-    ;;
-esac
-if test -n "$symver"; then
-
-cat >>confdefs.h <<_ACEOF
-#define GC_PTHREAD_SYM_VERSION "$symver"
-_ACEOF
-
-fi
-
-
 if test -n "$with_cross_host" &&
    test x"$with_cross_host" != x"no"; then
   toolexecdir='$(exec_prefix)/$(target_noncanonical)'
diff --git a/boehm-gc/configure.ac b/boehm-gc/configure.ac
index 8fdf4a03144..807b7a1a758 100644
--- a/boehm-gc/configure.ac
+++ b/boehm-gc/configure.ac
@@ -495,25 +495,6 @@ if test "${gc_use_mmap}" = "yes"; then
   AC_DEFINE(USE_MMAP, 1, [use MMAP instead of sbrk to get new memory])
 fi
 
-symver=
-case "$target" in
-  *-*-linux* )
-    cat > conftest.c <<EOF
-#include <pthread.h>
-void *tf (void *arg) { (void) arg; return NULL; }
-int main (void) { pthread_t th; pthread_create (&th, NULL, tf, NULL); return 0; }
-EOF
-    if $CC $CFLAGS -pthread -o conftest conftest.c > /dev/null 2>&1; then
-      symver=`readelf -s conftest 2> /dev/null | sed -n '/UND pthread_create@/{s/^.*@//;s/ .*$//;p;q}'`
-    fi
-    rm -f conftest conftest.c
-    ;;
-esac
-if test -n "$symver"; then
-  AC_DEFINE_UNQUOTED(GC_PTHREAD_SYM_VERSION, "$symver", [symbol version of pthread_create])
-fi
-
-
 if test -n "$with_cross_host" &&
    test x"$with_cross_host" != x"no"; then
   toolexecdir='$(exec_prefix)/$(target_noncanonical)'
diff --git a/boehm-gc/include/gc_config.h.in b/boehm-gc/include/gc_config.h.in
index e8924c57986..5055b502459 100644
--- a/boehm-gc/include/gc_config.h.in
+++ b/boehm-gc/include/gc_config.h.in
@@ -45,9 +45,6 @@
 /* support for Tru64 pthreads */
 #undef GC_OSF1_THREADS
 
-/* symbol version of pthread_create */
-#undef GC_PTHREAD_SYM_VERSION
-
 /* support for Solaris pthreads */
 #undef GC_SOLARIS_PTHREADS
 
diff --git a/boehm-gc/include/gc_pthread_redirects.h b/boehm-gc/include/gc_pthread_redirects.h
index f9d4939affc..842518cfcc4 100644
--- a/boehm-gc/include/gc_pthread_redirects.h
+++ b/boehm-gc/include/gc_pthread_redirects.h
@@ -68,9 +68,7 @@
 # undef pthread_detach
 #endif
 
-#ifndef GC_PTHREAD_SYM_VERSION
 # define pthread_create GC_pthread_create
-#endif
 # define pthread_join GC_pthread_join
 # define pthread_detach GC_pthread_detach
 
diff --git a/boehm-gc/pthread_support.c b/boehm-gc/pthread_support.c
index bb5ba707685..bbda8522c03 100644
--- a/boehm-gc/pthread_support.c
+++ b/boehm-gc/pthread_support.c
@@ -1303,37 +1303,8 @@ void * GC_start_routine(void * arg)
     return(result);
 }
 
-#ifdef GC_PTHREAD_SYM_VERSION
-
-/* Force constr to execute prior to main().  */
-static void constr (void) __attribute__ ((constructor));
-
-static int
-(*pthread_create_)(pthread_t *new_thread,
-		   const pthread_attr_t *attr_in,
-		   void * (*thread_execp)(void *), void *arg);
-
-static void
-constr (void)
-{
-  /* Get a pointer to the real pthread_create.  */
-  pthread_create_ = dlvsym (RTLD_NEXT, "pthread_create",
-			    GC_PTHREAD_SYM_VERSION);
-}
-
-#define GC_PTHREAD_CREATE_NAME pthread_create
-#define GC_PTHREAD_REAL_NAME (*pthread_create_)
-
-#else
-
-#define GC_PTHREAD_CREATE_NAME WRAP_FUNC(pthread_create)
-#define GC_PTHREAD_REAL_NAME REAL_FUNC(pthread_create)
-
-#endif
-
-
 int
-GC_PTHREAD_CREATE_NAME(pthread_t *new_thread,
+WRAP_FUNC(pthread_create)(pthread_t *new_thread,
 		  const pthread_attr_t *attr,
                   void *(*start_routine)(void *), void *arg)
 {
@@ -1394,7 +1365,7 @@ GC_PTHREAD_CREATE_NAME(pthread_t *new_thread,
 		   pthread_self());
 #   endif
 
-    result = GC_PTHREAD_REAL_NAME(new_thread, attr, GC_start_routine, si);
+    result = REAL_FUNC(pthread_create)(new_thread, attr, GC_start_routine, si);
 
 #   ifdef DEBUG_THREADS
         GC_printf1("Started thread 0x%X\n", *new_thread);