summary refs log tree commit diff
path: root/localedata/tst-mbswcs3.c
blob: b9846ee8ac202707d00cc4a34791c255dce9cd0e (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
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

*/