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78 lines
2.3 KiB
C
78 lines
2.3 KiB
C
/* Test restarting behaviour of wcrtomb.
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Copyright (C) 2000-2020 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Bruno Haible <haible@ilog.fr>.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <stdio.h>
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#include <string.h>
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#include <wchar.h>
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#include <locale.h>
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#define show(expr, nexp, bufexp) \
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{ \
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size_t res = expr; \
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printf (#expr " -> %zu", res); \
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dst += res; \
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printf (", dst = buf+%td", dst - (char *) buf); \
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if (res != nexp || dst != (char *) (bufexp)) \
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{ \
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printf (", expected %zu and buf+%td", (size_t) nexp, \
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(bufexp) - (unsigned char *) buf); \
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result = 1; \
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} \
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putc ('\n', stdout); \
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}
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static int
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do_test (void)
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{
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unsigned char buf[7] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
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const unsigned char bufcheck[7] = { 0x25, 0xe2, 0x82, 0xac, 0xce, 0xbb, 0 };
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const wchar_t srcbuf[4] = { 0x25, 0x20ac, 0x03bb, 0 };
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mbstate_t state;
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const wchar_t *src;
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char *dst;
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int result = 0;
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const char *used_locale;
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setlocale (LC_CTYPE, "de_DE.UTF-8");
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/* Double check. */
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used_locale = setlocale (LC_CTYPE, NULL);
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printf ("used locale: \"%s\"\n", used_locale);
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result = strcmp (used_locale, "de_DE.UTF-8");
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memset (&state, '\0', sizeof (state));
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src = srcbuf;
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dst = (char *) buf;
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show (wcrtomb (dst, *src++, &state), 1, buf + 1);
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show (wcrtomb (dst, *src++, &state), 3, buf + 4);
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show (wcrtomb (dst, *src++, &state), 2, buf + 6);
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show (wcrtomb (dst, *src, &state), 1, buf + 7);
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if (memcmp (buf, bufcheck, 7))
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{
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puts ("wrong results");
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result = 1;
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}
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return result;
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}
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#define TEST_FUNCTION do_test ()
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#include "../test-skeleton.c"
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