mirror of
git://sourceware.org/git/glibc.git
synced 2024-11-21 01:12:26 +08:00
80 lines
2.0 KiB
C
80 lines
2.0 KiB
C
/* Test and measure stpncpy functions.
|
|
Copyright (C) 1999-2020 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Written by Jakub Jelinek <jakub@redhat.com>, 1999.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 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
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
#define STRNCPY_RESULT(dst, len, n) ((dst) + ((len) > (n) ? (n) : (len)))
|
|
#define TEST_MAIN
|
|
#ifndef WIDE
|
|
# define TEST_NAME "stpncpy"
|
|
#else
|
|
# define TEST_NAME "wcpncpy"
|
|
#endif /* WIDE */
|
|
#include "test-string.h"
|
|
#ifndef WIDE
|
|
# define CHAR char
|
|
# define SIMPLE_STPNCPY simple_stpncpy
|
|
# define STUPID_STPNCPY stupid_stpncpy
|
|
# define STPNCPY stpncpy
|
|
# define STRNLEN strnlen
|
|
#else
|
|
# include <wchar.h>
|
|
# define CHAR wchar_t
|
|
# define SIMPLE_STPNCPY simple_wcpncpy
|
|
# define STUPID_STPNCPY stupid_wcpncpy
|
|
# define STPNCPY wcpncpy
|
|
# define STRNLEN wcsnlen
|
|
#endif /* WIDE */
|
|
|
|
CHAR *SIMPLE_STPNCPY (CHAR *, const CHAR *, size_t);
|
|
CHAR *STUPID_STPNCPY (CHAR *, const CHAR *, size_t);
|
|
|
|
IMPL (STUPID_STPNCPY, 0)
|
|
IMPL (SIMPLE_STPNCPY, 0)
|
|
IMPL (STPNCPY, 1)
|
|
|
|
CHAR *
|
|
SIMPLE_STPNCPY (CHAR *dst, const CHAR *src, size_t n)
|
|
{
|
|
while (n--)
|
|
if ((*dst++ = *src++) == '\0')
|
|
{
|
|
size_t i;
|
|
|
|
for (i = 0; i < n; ++i)
|
|
dst[i] = '\0';
|
|
return dst - 1;
|
|
}
|
|
return dst;
|
|
}
|
|
|
|
CHAR *
|
|
STUPID_STPNCPY (CHAR *dst, const CHAR *src, size_t n)
|
|
{
|
|
size_t nc = STRNLEN (src, n);
|
|
size_t i;
|
|
|
|
for (i = 0; i < nc; ++i)
|
|
dst[i] = src[i];
|
|
for (; i < n; ++i)
|
|
dst[i] = '\0';
|
|
return dst + nc;
|
|
}
|
|
|
|
#undef CHAR
|
|
#include "test-strncpy.c"
|