From 5ad49c070734c57f35cfe045572fb22158870c78 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Thu, 18 Jun 1998 16:51:12 +0000 Subject: Update. 1998-06-18 16:40 Ulrich Drepper * libc.map: Add _dl_profile_map, _dl_profile_output, _dl_start_profile, _dl_mcount, _dl_mcount_wrapper. * elf/Makefile (routines): Add dl-profstub. * elf/dl-profstub.c: New file. * elf/dl-support.c: Don't define _dl_profile_map. * elf/rtld.c: Likewise. * elf/dlfcn.h: Define DL_CALL_FCT macro. * elf/ldsodefs.h: Declare _dl_profile_output, _dl_mcount_wrapper. Define _CALL_DL_FCT. * iconv/gconv.c: Use _CALL_DL_FCT to call function from dynamically loaded object. * iconv/gconv_db.c: Likewise. * iconv/skeleton.c: Likewise. * nss/getXXbyYY_r.c: Likewise. * nss/getXXent_r.c: Likewise. * nss/nsswitch.c: Likewise. --- elf/dl-profstub.c | 43 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 elf/dl-profstub.c (limited to 'elf/dl-profstub.c') diff --git a/elf/dl-profstub.c b/elf/dl-profstub.c new file mode 100644 index 0000000..9740c6a --- /dev/null +++ b/elf/dl-profstub.c @@ -0,0 +1,43 @@ +/* Helper definitions for profiling of shared libraries. + Copyright (C) 1998 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper , 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include +#include +#include + +/* 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. */ +struct link_map *_dl_profile_map; + + +void +_dl_mcount_wrapper (ElfW(Addr) selfpc) +{ + _dl_mcount ((ElfW(Addr)) __builtin_return_address (0), selfpc); +} + + +void +_dl_mcount_wrapper_check (void *selfpc) +{ + if (_dl_profile_map != NULL) + _dl_mcount ((ElfW(Addr)) __builtin_return_address (0), + (ElfW(Addr)) selfpc); +} -- cgit v1.1