mirror of
https://sourceware.org/git/glibc.git
synced 2024-09-19 16:10:01 +00:00
d97842653f
There is no _dl_mcount_wrapper prototype in any installed header files. Fix BZ #31765 by changing _dl_mcount_wrapper to a compat symbol and obsolete it in glibc 2.40. Signed-off-by: H.J. Lu <hjl.tools@gmail.com> Reviewed-by: Sunil K Pandey <skpgkp2@gmail.com>
45 lines
1.5 KiB
C
45 lines
1.5 KiB
C
/* Helper definitions for profiling of shared libraries.
|
|
Copyright (C) 1998-2024 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
#include <dlfcn.h>
|
|
#include <elf.h>
|
|
#include <ldsodefs.h>
|
|
#include <shlib-compat.h>
|
|
|
|
/* This is the map for the shared object we profile. It is defined here
|
|
only because we test for this value being NULL or not. */
|
|
|
|
#if SHLIB_COMPAT(libc, GLIBC_2_1, GLIBC_2_40)
|
|
attribute_compat_text_section
|
|
void
|
|
_dl_mcount_wrapper (void *selfpc)
|
|
{
|
|
GLRO(dl_mcount) ((ElfW(Addr)) RETURN_ADDRESS (0), (ElfW(Addr)) selfpc);
|
|
}
|
|
|
|
compat_symbol (libc, _dl_mcount_wrapper, _dl_mcount_wrapper, GLIBC_2_1);
|
|
#endif
|
|
|
|
void
|
|
_dl_mcount_wrapper_check (void *selfpc)
|
|
{
|
|
if (GL(dl_profile_map) != NULL)
|
|
GLRO(dl_mcount) ((ElfW(Addr)) RETURN_ADDRESS (0), (ElfW(Addr)) selfpc);
|
|
}
|
|
libc_hidden_def (_dl_mcount_wrapper_check)
|