iconv/tst-iconv1.c


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

/* Test case by yaoz@nih.gov.  */

#include <iconv.h>
#include <stddef.h>
#include <stdio.h>
#include <string.h>

int
main (void)
{
  char utf8[5];
  wchar_t ucs4[5];
  iconv_t cd;
  char *inbuf;
  char *outbuf;
  size_t inbytes;
  size_t outbytes;
  size_t n;

  strcpy (utf8, "abcd");

  /* From UTF8 to UCS4. */
  cd = iconv_open ("UCS4", "UTF8");
  if (cd == (iconv_t) -1)
    {
      perror ("iconv_open");
      return 1;
    }

  inbuf = utf8;
  inbytes = 4;
  outbuf = (char *) ucs4;
  outbytes = 4 * sizeof (wchar_t);    /* "Argument list too long" error. */
  n = iconv (cd, &inbuf, &inbytes, &outbuf, &outbytes);
  if (n == (size_t) -1)
    {
      printf ("iconv: %m\n");
      iconv_close (cd);
      return 1;
    }
  iconv_close (cd);

  return 0;
}