2009-09-03 Loren J. Rittle <ljrittle@acm.org>

	* dyn_load.c (HAVE_DL_ITERATE_PHDR): Break definition from use.
	Define for FreeBSD 7.0+.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@151387 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/boehm-gc/ChangeLog b/boehm-gc/ChangeLog
index 11ee0e6..8bd2012 100644 (file)
--- a/boehm-gc/ChangeLog
+++ b/boehm-gc/ChangeLog
@@ -1,3 +1,8 @@
+2009-09-03  Loren J. Rittle  <ljrittle@acm.org>
+
+       * dyn_load.c (HAVE_DL_ITERATE_PHDR): Break definition from use.
+       Define for FreeBSD 7.0+.
+
 2009-08-24  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 
        * configure.ac (AC_PREREQ): Bump to 2.64.

diff --git a/boehm-gc/dyn_load.c b/boehm-gc/dyn_load.c
index f205be2..200abde 100644 (file)
--- a/boehm-gc/dyn_load.c
+++ b/boehm-gc/dyn_load.c
@@ -400,6 +400,16 @@ GC_bool GC_register_main_static_data()
 /* It may still not be available in the library on the target system.   */
 /* Thus we also treat it as a weak symbol.                             */
 #define HAVE_DL_ITERATE_PHDR
+#pragma weak dl_iterate_phdr
+#endif
+
+# if (defined(FREEBSD) && __FreeBSD__ >= 7)
+/* On the FreeBSD system, any target system at major version 7 shall    */
+/* have dl_iterate_phdr; therefore, we need not make it weak as above.  */
+#define HAVE_DL_ITERATE_PHDR
+#endif
+
+#if defined(HAVE_DL_ITERATE_PHDR)
 
 static int GC_register_dynlib_callback(info, size, ptr)
      struct dl_phdr_info * info;
@@ -441,8 +451,6 @@ static int GC_register_dynlib_callback(info, size, ptr)
 
 /* Return TRUE if we succeed, FALSE if dl_iterate_phdr wasn't there. */
 
-#pragma weak dl_iterate_phdr
-
 GC_bool GC_register_dynamic_libraries_dl_iterate_phdr()
 {
   if (dl_iterate_phdr) {