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-rw-r--r--linuxthreads/errno.c47
1 files changed, 47 insertions, 0 deletions
diff --git a/linuxthreads/errno.c b/linuxthreads/errno.c
new file mode 100644
index 0000000000..5c0e8767a1
--- /dev/null
+++ b/linuxthreads/errno.c
@@ -0,0 +1,47 @@
+/* Linuxthreads - a simple clone()-based implementation of Posix */
+/* threads for Linux. */
+/* Copyright (C) 1996 Xavier Leroy (Xavier.Leroy@inria.fr) */
+/* */
+/* This program is free software; you can redistribute it and/or */
+/* modify it under the terms of the GNU Library General Public License */
+/* as published by the Free Software Foundation; either version 2 */
+/* of the License, or (at your option) any later version. */
+/* */
+/* This program 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 Library General Public License for more details. */
+
+/* Define the location of errno for the remainder of the C library */
+
+#include <errno.h>
+#include <netdb.h>
+#include <resolv.h>
+#include <tls.h>
+#include "pthread.h"
+#include "internals.h"
+
+#if !USE_TLS || !HAVE___THREAD
+/* The definition in libc is sufficient if we use TLS. */
+int *
+__errno_location (void)
+{
+ pthread_descr self = thread_self();
+ return THREAD_GETMEM (self, p_errnop);
+}
+
+int *
+__h_errno_location (void)
+{
+ pthread_descr self = thread_self();
+ return THREAD_GETMEM (self, p_h_errnop);
+}
+
+/* Return thread specific resolver state. */
+struct __res_state *
+__res_state (void)
+{
+ pthread_descr self = thread_self();
+ return THREAD_GETMEM (self, p_resp);
+}
+#endif