From 0f2c86bee22bc756814129b430b0687c7e23df81 Mon Sep 17 00:00:00 2001 From: "\"Steven J. Hill\"" Date: Thu, 23 Feb 2006 02:35:04 +0000 Subject: Copy from trunk. --- .../linuxthreads/sysdeps/pthread/errno-loc.c | 45 ++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 libpthread/linuxthreads/sysdeps/pthread/errno-loc.c (limited to 'libpthread/linuxthreads/sysdeps/pthread/errno-loc.c') diff --git a/libpthread/linuxthreads/sysdeps/pthread/errno-loc.c b/libpthread/linuxthreads/sysdeps/pthread/errno-loc.c new file mode 100644 index 000000000..c3b3087e4 --- /dev/null +++ b/libpthread/linuxthreads/sysdeps/pthread/errno-loc.c @@ -0,0 +1,45 @@ +/* MT support function to get address of `errno' variable, linuxthreads + version. + Copyright (C) 1996, 1998, 2002, 2003, 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 +#include +#include + +#if ! USE___THREAD && !RTLD_PRIVATE_ERRNO +#undef errno +extern int errno; +#endif + +int * +#if ! USE___THREAD +weak_const_function +#endif +__errno_location (void) +{ +#if ! USE___THREAD && !defined NOT_IN_libc + if (! SINGLE_THREAD_P) + { + pthread_descr self = thread_self(); + return LIBC_THREAD_GETMEM (self, p_errnop); + } +#endif + return &errno; +} +libc_hidden_def (__errno_location) -- cgit v1.2.3