xref: /titanic_41/usr/src/lib/libbc/libc/gen/common/calloc.c (revision 7c478bd95313f5f23a4c958a745db2134aa03244)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 #pragma ident	"%Z%%M%	%I%	%E% SMI"
23 	  /* from UCB 4.1 80/12/21 */
24 
25 /*
26  * calloc - allocate and clear memory block
27  */
28 #define CHARPERINT (sizeof(int)/sizeof(char))
29 #define NULL 0
30 #ifdef	S5EMUL
31 #define	ptr_t	void*
32 #else
33 #define	ptr_t	char*
34 #endif
35 
36 ptr_t
37 calloc(num, size)
38 	unsigned num, size;
39 {
40 	register ptr_t mp;
41 	ptr_t	malloc();
42 
43 	num *= size;
44 	mp = malloc(num);
45 	if (mp == NULL)
46 		return(NULL);
47 	bzero(mp, num);
48 	return ((ptr_t)(mp));
49 }
50 
51 cfree(p, num, size)
52 	ptr_t p;
53 	unsigned num, size;
54 {
55 	free(p);
56 }
57