From fe84fed04800bc5becb9fba84db98f58007e77f3 Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Sun, 1 Oct 2017 16:06:43 -0700 Subject: [PATCH] Hide internal __tdestroy function [BZ #18822] Hide internal __tdestroy function to allow direct access within libc.so and libc.a without using GOT nor PLT. [BZ #18822] * include/search.h (__tdestroy): Add libc_hidden_proto. * misc/tsearch.c (__tdestroy): Add libc_hidden_def. --- ChangeLog | 6 ++++++ include/search.h | 1 + misc/tsearch.c | 1 + 3 files changed, 8 insertions(+) diff --git a/ChangeLog b/ChangeLog index 2b486b19a63..ccdc1c8614a 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,9 @@ +2017-10-01 H.J. Lu + + [BZ #18822] + * include/search.h (__tdestroy): Add libc_hidden_proto. + * misc/tsearch.c (__tdestroy): Add libc_hidden_def. + 2017-10-01 H.J. Lu [BZ #18822] diff --git a/include/search.h b/include/search.h index a941959dbeb..e17693022d9 100644 --- a/include/search.h +++ b/include/search.h @@ -24,5 +24,6 @@ libc_hidden_proto (__tdelete) extern void __twalk (const void *__root, __action_fn_t action); libc_hidden_proto (__twalk) extern void __tdestroy (void *__root, __free_fn_t freefct); +libc_hidden_proto (__tdestroy) #endif #endif diff --git a/misc/tsearch.c b/misc/tsearch.c index aef9c7c1eeb..cdc401a4e54 100644 --- a/misc/tsearch.c +++ b/misc/tsearch.c @@ -745,4 +745,5 @@ __tdestroy (void *vroot, __free_fn_t freefct) if (root != NULL) tdestroy_recurse (root, freefct); } +libc_hidden_def (__tdestroy) weak_alias (__tdestroy, tdestroy) -- 2.39.5