mes/lib/string/memchr.c
Jan (janneke) Nieuwenhuizen b20a388715
mescc: Mes C Library: Prepare for M2-Planet: memchr.
* lib/string/memchr.c: Rewrite C-constructs not supported by M2-Planet.
2020-05-17 19:29:18 +02:00

38 lines
1 KiB
C

/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2017,2018 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU Mes 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.
*
* GNU Mes 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
#include <string.h>
void *
memchr (void const *block, int c, size_t size)
{
char const *p = block;
while (size != 0)
{
size = size - 1;
if (c == p[0])
return p;
p = p + 1;
}
return 0;
}