Blame wcsmbs/tst-wcpncpy.c

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/* Copyright (C) 2003-2018 Free Software Foundation, Inc.
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   This file is part of the GNU C Library.
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   Contributed by Ulrich Drepper <drepper@cygnus.com>, 2003.
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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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   <http://www.gnu.org/licenses/>.  */
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#include <stdio.h>
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#include <wchar.h>
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static int
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do_test (void)
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{
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  int result = 0;
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  const wchar_t src[] = L"0";
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  wchar_t dest[21];
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  wmemset (dest, L'\0', 10);
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  wchar_t *endp = wcpncpy (dest, src, 2);
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  if (wcscmp (dest, src) != 0)
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    {
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      result = 1;
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      puts ("L\"0\" string test failed");
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    }
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  if (endp != dest + 1)
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    {
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      result = 1;
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      puts ("return value of L\"0\" string call incorrect");
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    }
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  const wchar_t src2[] = L"abc";
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  endp = wcpncpy (dest, src2, 2);
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  if (endp != dest + 2)
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    {
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      result = 1;
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      puts ("return value of limited call incorrect");
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    }
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  const wchar_t src3[] = L"";
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  endp = wcpncpy (dest, src3, 2);
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  if (endp != dest)
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    {
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      result = 1;
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      puts ("return value of empty string call incorrect");
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    }
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  const wchar_t src4[] = L"abcdefghijklmnopqrstuvwxyz";
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  endp = wcpncpy (dest, src4, 2);
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  if (endp != dest + 2)
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    {
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      result = 1;
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      puts ("return value of long string call incorrect");
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    }
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  const wchar_t src5[] = L"ab";
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  endp = wcpncpy (dest, src5, 20);
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  if (endp != dest + 2)
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    {
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      result = 1;
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      puts ("return value of large limit call incorrect");
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    }
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  return result;
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}
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#include <support/test-driver.c>