270d9d4729
* inet/herrno.c (__h_errno_location): Remove. * inet/Makefile (routines): Add herrno-loc. * resolv/res_libc.c (__res_state): Remove. * resolv/Makefile (routines): Add res-state. * sysdeps/generic/herrno-loc.c: New file. * sysdeps/generic/res-state.c: New file. 2002-12-27 Jakub Jelinek <jakub@redhat.com>
45 lines
1.3 KiB
C
45 lines
1.3 KiB
C
/* MT support function to get address of `errno' variable, linuxthreads
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version.
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Copyright (C) 1996, 1998, 2002 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <errno.h>
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#include <tls.h>
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#include <sysdep-cancel.h>
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#if ! USE___THREAD
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#undef errno
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extern int errno;
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#endif
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int *
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#if ! USE___THREAD
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weak_const_function
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#endif
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__errno_location (void)
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{
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#if ! USE___THREAD && !defined NOT_IN_libc
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if (! SINGLE_THREAD_P)
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{
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pthread_descr self = thread_self();
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return LIBC_THREAD_GETMEM (self, p_errnop);
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}
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#endif
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return &errno;
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}
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