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2003-12-20  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/unix/sysv/linux/Makefile (CFLAGS-getpid.c): Define.
	* sysdeps/unix/sysv/linux/getpid.c: New file.
This commit is contained in:
Ulrich Drepper 2003-12-20 09:58:33 +00:00
parent 4efdd8d355
commit bbe35eb571
4 changed files with 51 additions and 1 deletions
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2
elf/rtld.c
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@ -1310,7 +1310,7 @@ of this helper program; chances are you did not intend to run this program.\n\
an old kernel that can't perform TLS_INIT_TP, even if no TLS is ever
used. Trying to do it lazily is too hairy to try when there could be
multiple threads (from a non-TLS-using libpthread). */
if (GL(dl_tls_max_dtv_idx) > 0 || !TLS_INIT_TP_EXPENSIVE)
if (!TLS_INIT_TP_EXPENSIVE || GL(dl_tls_max_dtv_idx) > 0)
{
struct link_map *l;
size_t nelem;

5
nptl/ChangeLog
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@ -1,3 +1,8 @@
2003-12-20 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/Makefile (CFLAGS-getpid.c): Define.
* sysdeps/unix/sysv/linux/getpid.c: New file.
2003-12-19 Ulrich Drepper <drepper@redhat.com>
* eintr.c (setup_eintr): Add new parameter. Pass to thread function.

1
nptl/sysdeps/unix/sysv/linux/Makefile
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@ -29,4 +29,5 @@ endif
ifeq ($(subdir),posix)
CFLAGS-fork.c = -D_IO_MTSAFE_IO
CFLAGS-getpid.c = -fomit-frame-pointer
endif

44
nptl/sysdeps/unix/sysv/linux/getpid.c Normal file
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@ -0,0 +1,44 @@
/* Copyright (C) 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <unistd.h>
#include <tls.h>
#include <sysdep.h>
pid_t
__getpid (void)
{
pid_t result;
#ifndef NOT_IN_libc
result = THREAD_GETMEM (THREAD_SELF, pid);
if (__builtin_expect (result == 0, 0))
#endif
{
INTERNAL_SYSCALL_DECL (err);
result = INTERNAL_SYSCALL (getpid, err, 0);
#ifndef NOT_IN_libc
THREAD_SETMEM (THREAD_SELF, pid, result);
#endif
}
return result;
}
libc_hidden_def (__getpid)
weak_alias (__getpid, getpid)
libc_hidden_def (getpid)