aboutsummaryrefslogtreecommitdiff
path: root/malloc/arena.c
diff options
context:
space:
mode:
authorFlorian Weimer <fweimer@redhat.com>2016-06-10 10:46:05 +0200
committerFlorian Weimer <fweimer@redhat.com>2016-06-10 10:46:05 +0200
commit2ba3cfa1607c36613f3b30fb1ae4ec530245ce64 (patch)
tree4c215fe75ef1c016943e36821137257480097e01 /malloc/arena.c
parentf00faa4a43706d85ad8d4d2c970d3f52f0f63bfb (diff)
downloadglibc-2ba3cfa1607c36613f3b30fb1ae4ec530245ce64.zip
glibc-2ba3cfa1607c36613f3b30fb1ae4ec530245ce64.tar.gz
glibc-2ba3cfa1607c36613f3b30fb1ae4ec530245ce64.tar.bz2
malloc: Remove __malloc_initialize_hook from the API [BZ #19564]
__malloc_initialize_hook is interposed by application code, so the usual approach to define a compatibility symbol does not work. This commit adds a new mechanism based on #pragma GCC poison in <stdc-predef.h>.
Diffstat (limited to 'malloc/arena.c')
-rw-r--r--malloc/arena.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/malloc/arena.c b/malloc/arena.c
index 1dd9dee..64a118c 100644
--- a/malloc/arena.c
+++ b/malloc/arena.c
@@ -340,9 +340,11 @@ ptmalloc_init (void)
if (check_action != 0)
__malloc_check_init ();
}
- void (*hook) (void) = atomic_forced_read (__malloc_initialize_hook);
+#if HAVE_MALLOC_INIT_HOOK
+ void (*hook) (void) = atomic_forced_read (old__malloc_initialize_hook);
if (hook != NULL)
(*hook)();
+#endif
__malloc_initialized = 1;
}