[Feature][ZXW-33]merge ZXW 0428 version
Change-Id: I11f167edfea428d9fab198ff00ff1364932d1b0b
diff --git a/ap/libc/glibc/glibc-2.23/iconv/gconv_charset.h b/ap/libc/glibc/glibc-2.23/iconv/gconv_charset.h
new file mode 100644
index 0000000..95cbce7
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.23/iconv/gconv_charset.h
@@ -0,0 +1,57 @@
+/* Charset name normalization.
+ Copyright (C) 2001-2016 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 2001.
+
+ 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 <ctype.h>
+#include <locale.h>
+
+
+static void
+strip (char *wp, const char *s)
+{
+ int slash_count = 0;
+
+ while (*s != '\0')
+ {
+ if (__isalnum_l (*s, _nl_C_locobj_ptr)
+ || *s == '_' || *s == '-' || *s == '.' || *s == ',' || *s == ':')
+ *wp++ = __toupper_l (*s, _nl_C_locobj_ptr);
+ else if (*s == '/')
+ {
+ if (++slash_count == 3)
+ break;
+ *wp++ = '/';
+ }
+ ++s;
+ }
+
+ while (slash_count++ < 2)
+ *wp++ = '/';
+
+ *wp = '\0';
+}
+
+
+static inline char * __attribute__ ((unused, always_inline))
+upstr (char *dst, const char *str)
+{
+ char *cp = dst;
+ while ((*cp++ = __toupper_l (*str++, _nl_C_locobj_ptr)) != '\0')
+ /* nothing */;
+ return dst;
+}