zte's code,first commit
Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/build/uClibc/libc/stdio/fwide.c b/ap/build/uClibc/libc/stdio/fwide.c
new file mode 100644
index 0000000..422d789
--- /dev/null
+++ b/ap/build/uClibc/libc/stdio/fwide.c
@@ -0,0 +1,32 @@
+/* Copyright (C) 2004 Manuel Novoa III <mjn3@codepoet.org>
+ *
+ * GNU Library General Public License (LGPL) version 2 or later.
+ *
+ * Dedicated to Toni. See uClibc/DEDICATION.mjn3 for details.
+ */
+
+#include "_stdio.h"
+
+/* TODO: According to SUSv3 should return EBADF if invalid stream. */
+
+int fwide(register FILE *stream, int mode)
+{
+ __STDIO_AUTO_THREADLOCK_VAR;
+
+ __STDIO_AUTO_THREADLOCK(stream);
+
+ __STDIO_STREAM_VALIDATE(stream);
+
+ if (mode && !(stream->__modeflags & (__FLAG_WIDE|__FLAG_NARROW))) {
+ stream->__modeflags |= ((mode > 0) ? __FLAG_WIDE : __FLAG_NARROW);
+ }
+
+ mode = (stream->__modeflags & __FLAG_WIDE)
+ - (stream->__modeflags & __FLAG_NARROW);
+
+ assert((stream->__modeflags & (__FLAG_WIDE|__FLAG_NARROW))
+ != (__FLAG_WIDE|__FLAG_NARROW));
+ __STDIO_AUTO_THREADUNLOCK(stream);
+
+ return mode;
+}