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authorSiddhesh Poyarekar <siddhesh@sourceware.org>2021-07-22 18:38:12 +0530
committerSiddhesh Poyarekar <siddhesh@sourceware.org>2021-07-22 18:38:12 +0530
commit1e5a5866cb9541b5231dba3d86c8a1a35d516de9 (patch)
tree85e7ca8d6a87ee9f50ea09ccf3ec1fb91770ed16 /malloc/hooks.c
parent0552fd2c7d4e8a570cb4fe4dfe65e96f6d24b0cd (diff)
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Remove malloc hooks [BZ #23328]
Make malloc hooks symbols compat-only so that new applications cannot link against them and remove the declarations from the API. Also remove the unused malloc-hooks.h. Finally, mark all symbols in libc_malloc_debug.so as compat so that the library cannot be linked against. Add a note about the deprecation in NEWS. Reviewed-by: Carlos O'Donell <carlos@redhat.com> Tested-by: Carlos O'Donell <carlos@redhat.com>
Diffstat (limited to 'malloc/hooks.c')
-rw-r--r--malloc/hooks.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/malloc/hooks.c b/malloc/hooks.c
index 8e1afe5..2761e47 100644
--- a/malloc/hooks.c
+++ b/malloc/hooks.c
@@ -32,12 +32,16 @@ void weak_variable (*__after_morecore_hook) (void) = NULL;
compat_symbol (libc, __after_morecore_hook, __after_morecore_hook, GLIBC_2_0);
void *(*__morecore)(ptrdiff_t);
compat_symbol (libc, __morecore, __morecore, GLIBC_2_0);
-#endif
void weak_variable (*__free_hook) (void *, const void *) = NULL;
void *weak_variable (*__malloc_hook) (size_t, const void *) = NULL;
void *weak_variable (*__realloc_hook) (void *, size_t, const void *) = NULL;
void *weak_variable (*__memalign_hook) (size_t, size_t, const void *) = NULL;
+compat_symbol (libc, __free_hook, __free_hook, GLIBC_2_0);
+compat_symbol (libc, __malloc_hook, __malloc_hook, GLIBC_2_0);
+compat_symbol (libc, __realloc_hook, __realloc_hook, GLIBC_2_0);
+compat_symbol (libc, __memalign_hook, __memalign_hook, GLIBC_2_0);
+#endif
/*
* Local variables: