1 files changed, 63 insertions, 0 deletions
diff --git a/localedata/tst-mbswcs4.c b/localedata/tst-mbswcs4.c
new file mode 100644
index 0000000000..1fa52e4446
--- /dev/null
+++ b/localedata/tst-mbswcs4.c
@@ -0,0 +1,63 @@
+/* Test restarting behaviour of mbsrtowcs.
+   Copyright (C) 2000 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library 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.
+
+   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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <stdio.h>
+#include <string.h>
+#include <wchar.h>
+#include <locale.h>
+
+#define show(expr, nexp, wcexp, end) \
+  n = expr;								\
+  printf (#expr " -> %Zd", n);						\
+  printf (", wc = %lu, src = buf+%d", (unsigned long int) wc,		\
+	  src - (const char *) buf);					\
+  if (n != (size_t) nexp || wc != wcexp || src != (const char *) (end))	\
+    {									\
+      printf (", expected %Zd and %lu and buf+%d", nexp,		\
+	      (unsigned long int) wcexp, (end) - buf);			\
+      result = 1;							\
+    }									\
+  putc ('\n', stdout)
+
+int
+main (void)
+{
+  unsigned char buf[6] = { 0x25,  0xe2, 0x82, 0xac,  0xce, 0xbb };
+  mbstate_t state;
+  const char *src;
+  wchar_t wc = 42;
+  size_t n;
+  int result = 0;
+  const char *used_locale;
+
+  setlocale (LC_CTYPE,"de_DE.UTF-8");
+  /* Double check.  */
+  used_locale = setlocale (LC_CTYPE, NULL);
+  printf ("used locale: \"%s\"\n", used_locale);
+  result = strcmp (used_locale, "de_DE.UTF-8");
+
+  memset (&state, '\0', sizeof (state));
+
+  src = (const char *) buf;
+  show (mbsrtowcs (&wc, &src, 1, &state), 1, 37, buf + 1);
+  show (mbsrtowcs (&wc, &src, 1, &state), 1, 8364, buf + 4);
+  show (mbsrtowcs (&wc, &src, 1, &state), 1, 955, buf + 6);
+
+  return result;
+}