glibc/csu/errno-loc.c
Jakub Jelinek 0ecb606cb6 2.5-18.1
2007-07-12 18:26:36 +00:00

38 lines
1.2 KiB
C

/* MT support function to get address of `errno' variable, non-threaded
version.
Copyright (C) 1996, 1998, 2002, 2004 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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <errno.h>
#include <tls.h>
#if ! USE___THREAD && !RTLD_PRIVATE_ERRNO
#undef errno
extern int errno;
#endif
int *
#if ! USE___THREAD
weak_const_function
#endif
__errno_location (void)
{
return &errno;
}
libc_hidden_def (__errno_location)