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authorWaldemar Brodkorb <wbx@openadk.org>2015-02-14 23:04:02 -0600
committerWaldemar Brodkorb <wbx@openadk.org>2015-02-14 23:04:02 -0600
commite1e46622ac0fce73d802fa4a8a2e83cc25cd9e7a (patch)
tree2c8d14e4dcc733f4227f0984ed05da5826b13acd /libpthread/linuxthreads/sysdeps/pthread/errno-loc.c
parent6b6ede3d15f04fe825cfa9f697507457e3640344 (diff)
Revert "resolve merge"
This reverts commit 6b6ede3d15f04fe825cfa9f697507457e3640344.
Diffstat (limited to 'libpthread/linuxthreads/sysdeps/pthread/errno-loc.c')
-rw-r--r--libpthread/linuxthreads/sysdeps/pthread/errno-loc.c44
1 files changed, 44 insertions, 0 deletions
diff --git a/libpthread/linuxthreads/sysdeps/pthread/errno-loc.c b/libpthread/linuxthreads/sysdeps/pthread/errno-loc.c
new file mode 100644
index 000000000..8bdfff485
--- /dev/null
+++ b/libpthread/linuxthreads/sysdeps/pthread/errno-loc.c
@@ -0,0 +1,44 @@
+/* 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, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <errno.h>
+#include <linuxthreads/internals.h>
+#include <sysdep-cancel.h>
+
+#if !defined __UCLIBC_HAS_TLS__ && !RTLD_PRIVATE_ERRNO
+#undef errno
+extern int errno;
+#endif
+
+int *
+#ifndef __UCLIBC_HAS_TLS__
+weak_const_function
+#endif
+__errno_location (void)
+{
+#if !defined __UCLIBC_HAS_TLS__ && !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)