zte's code,first commit

Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/build/uClibc/libpthread/linuxthreads/sysdeps/pthread/ptlongjmp.c b/ap/build/uClibc/libpthread/linuxthreads/sysdeps/pthread/ptlongjmp.c
new file mode 100644
index 0000000..a2a56b8
--- /dev/null
+++ b/ap/build/uClibc/libpthread/linuxthreads/sysdeps/pthread/ptlongjmp.c
@@ -0,0 +1,39 @@
+/* Linuxthreads - a simple clone()-based implementation of Posix        */
+/* threads for Linux.                                                   */
+/* Copyright (C) 1998 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.                 */
+
+/* Redefine siglongjmp and longjmp so that they interact correctly
+   with cleanup handlers */
+
+#include <setjmp.h>
+#include "pthread.h"
+#include "internals.h"
+
+/* These functions are not declared anywhere since they shouldn't be
+   used at another place but here.  */
+extern void __libc_siglongjmp (sigjmp_buf env, int val)
+     __attribute__ ((noreturn));
+extern void __libc_longjmp (sigjmp_buf env, int val)
+     __attribute__ ((noreturn));
+
+#ifdef SHARED
+void siglongjmp (sigjmp_buf env, int val)
+{
+  __libc_siglongjmp (env, val);
+}
+
+void longjmp (jmp_buf env, int val)
+{
+  __libc_longjmp (env, val);
+}
+#endif