[Feature][ZXW-33]merge ZXW 0428 version
Change-Id: I11f167edfea428d9fab198ff00ff1364932d1b0b
diff --git a/ap/libc/glibc/glibc-2.23/wcsmbs/wcswidth.c b/ap/libc/glibc/glibc-2.23/wcsmbs/wcswidth.c
new file mode 100644
index 0000000..e0b3ac2
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.23/wcsmbs/wcswidth.c
@@ -0,0 +1,38 @@
+/* Copyright (C) 1996-2016 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1996.
+
+ 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, see
+ <http://www.gnu.org/licenses/>. */
+
+#include "wcwidth.h"
+
+/* Determine number of column positions required for first N wide
+ characters (or fewer if S ends before this) in S. */
+int
+wcswidth (const wchar_t *s, size_t n)
+{
+ int result = 0;
+
+ while (n-- > 0 && *s != L'\0')
+ {
+ int now = internal_wcwidth (*s);
+ if (now == -1)
+ return -1;
+ result += now;
+ ++s;
+ }
+
+ return result;
+}