Update.

2000-04-27  Ulrich Drepper  <drepper@redhat.com>

	* localedata/Makefile (test-srcs); Add tst-mbswcs3.
	Add rule to build tst-mbswcs3 before running tst-mbswcs.sh.
	* localedata/tst-mbswcs.sh: Run tst-mbswcs3.
	* localedata/tst-mbswcs3.c: New file.

1 files changed, 95 insertions, 0 deletions

diff --git a/localedata/tst-mbswcs3.c b/localedata/tst-mbswcs3.c
new file mode 100644
index 0000000000..b9846ee8ac
--- /dev/null
+++ b/localedata/tst-mbswcs3.c
@@ -0,0 +1,95 @@
+/* Test restarting behaviour of wcsrtombs.
+   Copyright (C) 2000 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Bruno Haible <haible@ilog.fr>.
+
+   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, srcexp, bufexp) \
+  {									\
+    size_t res = expr;							\
+    printf (#expr " -> %Zd", res);					\
+    dst += res;								\
+    printf (", src = srcbuf+%td, dst = buf+%td",			\
+	    src - srcbuf, dst - (char *) buf);				\
+    if (res != nexp || src != (srcexp) || dst != (char *) (bufexp))	\
+      {									\
+	printf (", expected %Zd and srcbuf+%td and buf+%td", nexp,	\
+		(srcexp) - srcbuf, (bufexp) - (unsigned char *) buf);	\
+	result = 1;							\
+      }									\
+    putc ('\n', stdout);						\
+  }
+
+int
+main (void)
+{
+  unsigned char buf[6] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
+  const unsigned char bufcheck[6] = { 0x25, 0xe2, 0x82, 0xac, 0xce, 0xbb };
+  const wchar_t srcbuf[4] = { 0x25, 0x20ac, 0x03bb, 0 };
+  mbstate_t state;
+  const wchar_t *src;
+  char *dst;
+  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 = srcbuf;
+  dst = (char *) buf;
+  show (wcsrtombs (dst, &src, 1, &state), 1, srcbuf + 1, buf + 1);
+  show (wcsrtombs (dst, &src, 1, &state), 0, srcbuf + 1, buf + 1);
+  show (wcsrtombs (dst, &src, 4, &state), 3, srcbuf + 2, buf + 4);
+  show (wcsrtombs (dst, &src, 2, &state), 2, srcbuf + 3, buf + 6);
+
+  if (memcmp (buf, bufcheck, 6))
+    {
+      puts ("wrong results");
+      result = 1;
+    }
+
+  return result;
+}
+
+/* Expected output:
+
+wcsrtombs(dst,&src,1,&state) -> 1, src = srcbuf+1, dst = buf+1
+wcsrtombs(dst,&src,1,&state) -> 1, src = srcbuf+2, dst = buf+2
+wcsrtombs(dst,&src,3,&state) -> 3, src = srcbuf+3, dst = buf+5
+wcsrtombs(dst,&src,1,&state) -> 1, src = srcbuf+3, dst = buf+6
+
+*/
+
+/* Output of a non-restarting implementation:
+
+wcsrtombs(dst,&src,1,&state) -> 1, src = srcbuf+1, dst = buf+1
+wcsrtombs(dst,&src,1,&state) -> 0, src = srcbuf+1, dst = buf+1
+wcsrtombs(dst,&src,3,&state) -> 3, src = srcbuf+2, dst = buf+4
+wcsrtombs(dst,&src,1,&state) -> 0, src = srcbuf+2, dst = buf+4
+wrong results
+
+*/