mmap.c (MAP_FAILED): Define if not defined.

* mmap.c (MAP_FAILED): Define if not defined. From-SVN: r233196
2016-02-06 22:27:34 +00:00 · 2016-02-06 22:27:34 +00:00 · 09b08e17f5
commit 09b08e17f5
parent bc6218b608
2 changed files with 8 additions and 0 deletions
--- a/libbacktrace/ChangeLog
+++ b/libbacktrace/ChangeLog
@ -1,3 +1,7 @@
+2016-02-06  John David Anglin  <danglin@gcc.gnu.org>
+
+	* mmap.c (MAP_FAILED): Define if not defined.
+
 2016-01-04  Jakub Jelinek  <jakub@redhat.com>

 	Update copyright years.
--- a/libbacktrace/mmap.c
+++ b/libbacktrace/mmap.c
@ -50,6 +50,10 @@ POSSIBILITY OF SUCH DAMAGE.  */
 #define MAP_ANONYMOUS MAP_ANON
 #endif

+#ifndef MAP_FAILED
+#define MAP_FAILED ((void *)-1)
+#endif
+
 /* A list of free memory blocks.  */

 struct backtrace_freelist_struct