libpthread/nptl: core of the "Native Posix Threading Library" for uClibc

targetting arm,sh,i386,mips,sparc for now

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

1 files changed, 35 insertions, 0 deletions

diff --git a/libpthread/nptl/herrno.c b/libpthread/nptl/herrno.c
new file mode 100644
index 000000000..6e8339d43
--- /dev/null
+++ b/libpthread/nptl/herrno.c
@@ -0,0 +1,35 @@
+/* Copyright (C) 1996,97,98,2002 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 <features.h>
+#include <netdb.h>
+#undef h_errno
+
+#include <tls.h>
+
+/* We need to have the error status variable of the resolver
+   accessible in the libc.  */
+extern __thread int h_errno;
+
+
+/* When threaded, h_errno may be a per-thread variable.  */
+int *
+__h_errno_location (void)
+{
+  return &h_errno;
+}