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/* Test of conversion of wide character to multibyte character.
Copyright (C) 2008-2023 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>. */
#include <config.h>
#include <wchar.h>
#include <locale.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "localcharset.h"
#include "macros.h"
#if defined _WIN32 && !defined __CYGWIN__
static int
test_one_locale (const char *name, int codepage)
{
char buf[64];
size_t ret;
# if 1
/* Portable code to set the locale. */
{
char name_with_codepage[1024];
sprintf (name_with_codepage, "%s.%d", name, codepage);
/* Set the locale. */
if (setlocale (LC_ALL, name_with_codepage) == NULL)
return 77;
}
# else
/* Hacky way to set a locale.codepage combination that setlocale() refuses
to set. */
{
/* Codepage of the current locale, set with setlocale().
Not necessarily the same as GetACP(). */
extern __declspec(dllimport) unsigned int __lc_codepage;
/* Set the locale. */
if (setlocale (LC_ALL, name) == NULL)
return 77;
/* Clobber the codepage and MB_CUR_MAX, both set by setlocale(). */
__lc_codepage = codepage;
switch (codepage)
{
case 1252:
case 1256:
MB_CUR_MAX = 1;
break;
case 932:
case 950:
case 936:
MB_CUR_MAX = 2;
break;
case 54936:
case 65001:
MB_CUR_MAX = 4;
break;
}
/* Test whether the codepage is really available. */
{
mbstate_t state;
wchar_t wc;
memset (&state, '\0', sizeof (mbstate_t));
if (mbrtowc (&wc, " ", 1, &state) == (size_t)(-1))
return 77;
}
}
# endif
/* Test NUL character. */
{
buf[0] = 'x';
ret = wcrtomb (buf, 0, NULL);
ASSERT (ret == 1);
ASSERT (buf[0] == '\0');
}
/* Test single bytes. */
{
int c;
for (c = 0; c < 0x100; c++)
switch (c)
{
case '\t': case '\v': case '\f':
case ' ': case '!': case '"': case '#': case '%':
case '&': case '\'': case '(': case ')': case '*':
case '+': case ',': case '-': case '.': case '/':
case '0': case '1': case '2': case '3': case '4':
case '5': case '6': case '7': case '8': case '9':
case ':': case ';': case '<': case '=': case '>':
case '?':
case 'A': case 'B': case 'C': case 'D': case 'E':
case 'F': case 'G': case 'H': case 'I': case 'J':
case 'K': case 'L': case 'M': case 'N': case 'O':
case 'P': case 'Q': case 'R': case 'S': case 'T':
case 'U': case 'V': case 'W': case 'X': case 'Y':
case 'Z':
case '[': case '\\': case ']': case '^': case '_':
case 'a': case 'b': case 'c': case 'd': case 'e':
case 'f': case 'g': case 'h': case 'i': case 'j':
case 'k': case 'l': case 'm': case 'n': case 'o':
case 'p': case 'q': case 'r': case 's': case 't':
case 'u': case 'v': case 'w': case 'x': case 'y':
case 'z': case '{': case '|': case '}': case '~':
/* c is in the ISO C "basic character set". */
ret = wcrtomb (buf, btowc (c), NULL);
ASSERT (ret == 1);
ASSERT (buf[0] == (char) c);
break;
}
}
/* Test special calling convention, passing a NULL pointer. */
{
ret = wcrtomb (NULL, '\0', NULL);
ASSERT (ret == 1);
ret = wcrtomb (NULL, btowc ('x'), NULL);
ASSERT (ret == 1);
}
switch (codepage)
{
case 1252:
/* Locale encoding is CP1252, an extension of ISO-8859-1. */
{
/* Convert "B\374\337er": "Büßer" */
memset (buf, 'x', 8);
ret = wcrtomb (buf, 0x00FC, NULL);
ASSERT (ret == 1);
ASSERT (memcmp (buf, "\374", 1) == 0);
ASSERT (buf[1] == 'x');
memset (buf, 'x', 8);
ret = wcrtomb (buf, 0x00DF, NULL);
ASSERT (ret == 1);
ASSERT (memcmp (buf, "\337", 1) == 0);
ASSERT (buf[1] == 'x');
}
return 0;
case 1256:
/* Locale encoding is CP1256, not the same as ISO-8859-6. */
{
/* Convert "x\302\341\346y": "xآلوy" */
memset (buf, 'x', 8);
ret = wcrtomb (buf, 0x0622, NULL);
ASSERT (ret == 1);
ASSERT (memcmp (buf, "\302", 1) == 0);
ASSERT (buf[1] == 'x');
memset (buf, 'x', 8);
ret = wcrtomb (buf, 0x0644, NULL);
ASSERT (ret == 1);
ASSERT (memcmp (buf, "\341", 1) == 0);
ASSERT (buf[1] == 'x');
memset (buf, 'x', 8);
ret = wcrtomb (buf, 0x0648, NULL);
ASSERT (ret == 1);
ASSERT (memcmp (buf, "\346", 1) == 0);
ASSERT (buf[1] == 'x');
}
return 0;
case 932:
/* Locale encoding is CP932, similar to Shift_JIS. */
{
/* Convert "<\223\372\226\173\214\352>": "<日本語>" */
memset (buf, 'x', 8);
ret = wcrtomb (buf, 0x65E5, NULL);
ASSERT (ret == 2);
ASSERT (memcmp (buf, "\223\372", 2) == 0);
ASSERT (buf[2] == 'x');
memset (buf, 'x', 8);
ret = wcrtomb (buf, 0x672C, NULL);
ASSERT (ret == 2);
ASSERT (memcmp (buf, "\226\173", 2) == 0);
ASSERT (buf[2] == 'x');
memset (buf, 'x', 8);
ret = wcrtomb (buf, 0x8A9E, NULL);
ASSERT (ret == 2);
ASSERT (memcmp (buf, "\214\352", 2) == 0);
ASSERT (buf[2] == 'x');
}
return 0;
case 950:
/* Locale encoding is CP950, similar to Big5. */
{
/* Convert "<\244\351\245\273\273\171>": "<日本語>" */
memset (buf, 'x', 8);
ret = wcrtomb (buf, 0x65E5, NULL);
ASSERT (ret == 2);
ASSERT (memcmp (buf, "\244\351", 2) == 0);
ASSERT (buf[2] == 'x');
memset (buf, 'x', 8);
ret = wcrtomb (buf, 0x672C, NULL);
ASSERT (ret == 2);
ASSERT (memcmp (buf, "\245\273", 2) == 0);
ASSERT (buf[2] == 'x');
memset (buf, 'x', 8);
ret = wcrtomb (buf, 0x8A9E, NULL);
ASSERT (ret == 2);
ASSERT (memcmp (buf, "\273\171", 2) == 0);
ASSERT (buf[2] == 'x');
}
return 0;
case 936:
/* Locale encoding is CP936 = GBK, an extension of GB2312. */
{
/* Convert "<\310\325\261\276\325\132>": "<日本語>" */
memset (buf, 'x', 8);
ret = wcrtomb (buf, 0x65E5, NULL);
ASSERT (ret == 2);
ASSERT (memcmp (buf, "\310\325", 2) == 0);
ASSERT (buf[2] == 'x');
memset (buf, 'x', 8);
ret = wcrtomb (buf, 0x672C, NULL);
ASSERT (ret == 2);
ASSERT (memcmp (buf, "\261\276", 2) == 0);
ASSERT (buf[2] == 'x');
memset (buf, 'x', 8);
ret = wcrtomb (buf, 0x8A9E, NULL);
ASSERT (ret == 2);
ASSERT (memcmp (buf, "\325\132", 2) == 0);
ASSERT (buf[2] == 'x');
}
return 0;
case 54936:
/* Locale encoding is CP54936 = GB18030. */
if (strcmp (locale_charset (), "GB18030") != 0)
return 77;
{
/* Convert "B\250\271\201\060\211\070er": "Büßer" */
memset (buf, 'x', 8);
ret = wcrtomb (buf, 0x00FC, NULL);
ASSERT (ret == 2);
ASSERT (memcmp (buf, "\250\271", 2) == 0);
ASSERT (buf[2] == 'x');
memset (buf, 'x', 8);
ret = wcrtomb (buf, 0x00DF, NULL);
ASSERT (ret == 4);
ASSERT (memcmp (buf, "\201\060\211\070", 4) == 0);
ASSERT (buf[4] == 'x');
}
return 0;
case 65001:
/* Locale encoding is CP65001 = UTF-8. */
if (strcmp (locale_charset (), "UTF-8") != 0)
return 77;
{
/* Convert "B\303\274\303\237er": "Büßer" */
memset (buf, 'x', 8);
ret = wcrtomb (buf, 0x00FC, NULL);
ASSERT (ret == 2);
ASSERT (memcmp (buf, "\303\274", 2) == 0);
ASSERT (buf[2] == 'x');
memset (buf, 'x', 8);
ret = wcrtomb (buf, 0x00DF, NULL);
ASSERT (ret == 2);
ASSERT (memcmp (buf, "\303\237", 2) == 0);
ASSERT (buf[2] == 'x');
}
return 0;
default:
return 1;
}
}
int
main (int argc, char *argv[])
{
int codepage = atoi (argv[argc - 1]);
int result;
int i;
result = 77;
for (i = 1; i < argc - 1; i++)
{
int ret = test_one_locale (argv[i], codepage);
if (ret != 77)
result = ret;
}
if (result == 77)
{
fprintf (stderr, "Skipping test: found no locale with codepage %d\n",
codepage);
}
return result;
}
#else
int
main (int argc, char *argv[])
{
fputs ("Skipping test: not a native Windows system\n", stderr);
return 77;
}
#endif
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