NetBSD/bin/csh/alloc.c
christos cd0ed5aa5a Remove alloc builtin, it did not work anyway since most modern malloc
implementation use a combination of sbrk/mmap.
2013-01-22 19:28:00 +00:00

92 lines
2.4 KiB
C

/* $NetBSD: alloc.c,v 1.13 2013/01/22 19:28:00 christos Exp $ */
/*-
* Copyright (c) 1983, 1991, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
#ifndef lint
#if 0
static char sccsid[] = "@(#)alloc.c 8.1 (Berkeley) 5/31/93";
#else
__RCSID("$NetBSD: alloc.c,v 1.13 2013/01/22 19:28:00 christos Exp $");
#endif
#endif /* not lint */
#include <sys/types.h>
#include <unistd.h>
#include <stdarg.h>
#include <stdlib.h>
#include "csh.h"
#include "extern.h"
ptr_t
Malloc(size_t n)
{
ptr_t ptr;
if ((ptr = malloc(n)) == (ptr_t) 0) {
child++;
stderror(ERR_NOMEM);
}
return (ptr);
}
ptr_t
Realloc(ptr_t p, size_t n)
{
ptr_t ptr;
if ((ptr = realloc(p, n)) == (ptr_t) 0) {
child++;
stderror(ERR_NOMEM);
}
return (ptr);
}
ptr_t
Calloc(size_t s, size_t n)
{
ptr_t ptr;
if ((ptr = calloc(s, n)) == (ptr_t) 0) {
child++;
stderror(ERR_NOMEM);
}
return (ptr);
}
void
Free(ptr_t p)
{
if (p)
free(p);
}