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authorUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
committerUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
commita334319f6530564d22e775935d9c91663623a1b4 (patch)
treeb5877475619e4c938e98757d518bb1e9cbead751 /sysdeps/generic/res-state.c
parent0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (diff)
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(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.
Diffstat (limited to 'sysdeps/generic/res-state.c')
-rw-r--r--sysdeps/generic/res-state.c45
1 files changed, 45 insertions, 0 deletions
diff --git a/sysdeps/generic/res-state.c b/sysdeps/generic/res-state.c
new file mode 100644
index 0000000000..e327e34f59
--- /dev/null
+++ b/sysdeps/generic/res-state.c
@@ -0,0 +1,45 @@
+/* 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>
+
+#if ! USE___THREAD
+
+# undef _res
+extern struct __res_state _res;
+
+/* When threaded, _res may be a per-thread variable.  */
+struct __res_state *
+weak_const_function
+__res_state (void)
+{
+  return &_res;
+}
+
+#else
+
+struct __res_state *
+__res_state (void)
+{
+  return __resp;
+}
+
+#endif
+
+libc_hidden_def (__res_state)