Blame elf/dl-profstub.c

Packit Service 82fcde
/* Helper definitions for profiling of shared libraries.
Packit Service 82fcde
   Copyright (C) 1998-2018 Free Software Foundation, Inc.
Packit Service 82fcde
   This file is part of the GNU C Library.
Packit Service 82fcde
   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
Packit Service 82fcde
Packit Service 82fcde
   The GNU C Library is free software; you can redistribute it and/or
Packit Service 82fcde
   modify it under the terms of the GNU Lesser General Public
Packit Service 82fcde
   License as published by the Free Software Foundation; either
Packit Service 82fcde
   version 2.1 of the License, or (at your option) any later version.
Packit Service 82fcde
Packit Service 82fcde
   The GNU C Library is distributed in the hope that it will be useful,
Packit Service 82fcde
   but WITHOUT ANY WARRANTY; without even the implied warranty of
Packit Service 82fcde
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Packit Service 82fcde
   Lesser General Public License for more details.
Packit Service 82fcde
Packit Service 82fcde
   You should have received a copy of the GNU Lesser General Public
Packit Service 82fcde
   License along with the GNU C Library; if not, see
Packit Service 82fcde
   <http://www.gnu.org/licenses/>.  */
Packit Service 82fcde
Packit Service 82fcde
#include <dlfcn.h>
Packit Service 82fcde
#include <elf.h>
Packit Service 82fcde
#include <ldsodefs.h>
Packit Service 82fcde
Packit Service 82fcde
/* This is the map for the shared object we profile.  It is defined here
Packit Service 82fcde
   only because we test for this value being NULL or not.  */
Packit Service 82fcde
Packit Service 82fcde
Packit Service 82fcde
void
Packit Service 82fcde
_dl_mcount_wrapper (void *selfpc)
Packit Service 82fcde
{
Packit Service 82fcde
  GLRO(dl_mcount) ((ElfW(Addr)) RETURN_ADDRESS (0), (ElfW(Addr)) selfpc);
Packit Service 82fcde
}
Packit Service 82fcde
Packit Service 82fcde
Packit Service 82fcde
void
Packit Service 82fcde
_dl_mcount_wrapper_check (void *selfpc)
Packit Service 82fcde
{
Packit Service 82fcde
  if (GL(dl_profile_map) != NULL)
Packit Service 82fcde
    GLRO(dl_mcount) ((ElfW(Addr)) RETURN_ADDRESS (0), (ElfW(Addr)) selfpc);
Packit Service 82fcde
}
Packit Service 82fcde
libc_hidden_def (_dl_mcount_wrapper_check)