Copy from trunk.

1 files changed, 47 insertions, 0 deletions

diff --git a/libpthread/linuxthreads/sysdeps/pthread/res-state.c b/libpthread/linuxthreads/sysdeps/pthread/res-state.c
new file mode 100644
index 000000000..016e20b4e
--- /dev/null
+++ b/libpthread/linuxthreads/sysdeps/pthread/res-state.c
@@ -0,0 +1,47 @@
+/* Copyright (C) 1996, 97, 98, 2002, 2003 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 <resolv.h>
+#include <tls.h>
+#include <linuxthreads/internals.h>
+#include <sysdep-cancel.h>
+
+#if ! USE___THREAD
+# undef _res
+extern struct __res_state _res;
+#endif
+
+/* When threaded, _res may be a per-thread variable.  */
+struct __res_state *
+#if ! USE___THREAD
+weak_const_function
+#endif
+__res_state (void)
+{
+#if ! USE___THREAD
+  if (! SINGLE_THREAD_P)
+    {
+      pthread_descr self = thread_self();
+      return LIBC_THREAD_GETMEM (self, p_resp);
+    }
+  return &_res;
+#else
+  return __resp;
+#endif
+}
+libc_hidden_def (__res_state)