newlib: wide char support

git-svn-id: svn://kolibrios.org@6607 a494cfbc-eb01-0410-851d-a64ba20cac60

contrib/sdk/sources/newlib/libc/stdio/vswscanf.c

@@ -0,0 +1,62 @@
+/*
+ * Code created by modifying scanf.c which has following copyright.
+ *
+ * Copyright (c) 1990 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that the above copyright notice and this paragraph are
+ * duplicated in all such forms and that any documentation,
+ * advertising materials, and other materials related to such
+ * distribution and use acknowledge that the software was developed
+ * by the University of California, Berkeley.  The name of the
+ * University may not be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ */
+/* Doc in vfwscanf.c */
+
+#include <_ansi.h>
+#include <reent.h>
+#include <stdio.h>
+#include <wchar.h>
+#include <string.h>
+#ifdef _HAVE_STDC
+#include <stdarg.h>
+#else
+#include <varargs.h>
+#endif
+#include "local.h"
+
+/*
+ * vsscanf
+ */
+
+#ifndef _REENT_ONLY
+
+int
+vswscanf (_CONST wchar_t *__restrict str, _CONST wchar_t * __restrict fmt,
+  va_list ap)
+{
+  return _vswscanf_r (_REENT, str, fmt, ap);
+}
+
+#endif /* !_REENT_ONLY */
+
+int
+_vswscanf_r (struct _reent *ptr, _CONST wchar_t *str, _CONST wchar_t *fmt,
+	     va_list ap)
+{
+  FILE f;
+
+  f._flags = __SRD | __SSTR;
+  f._bf._base = f._p = (unsigned char *) str;
+  f._bf._size = f._r = wcslen (str) * sizeof (wchar_t);
+  f._read = __seofread;
+  f._ub._base = NULL;
+  f._lb._base = NULL;
+  f._file = -1;  /* No file. */
+  return __ssvfwscanf_r (ptr, &f, fmt, ap);
+}