[unix-history] / usr / src / lib / libc / gen / valloc.c

/*
 * Copyright (c) 1980 Regents of the University of California.
 * All rights reserved.  The Berkeley software License Agreement
 * specifies the terms and conditions for redistribution.
 */

#if defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)valloc.c	5.2 (Berkeley) 3/9/86";
#endif LIBC_SCCS and not lint

char	*malloc();

char *
valloc(i)
	int i;
{
	int valsiz = getpagesize(), j;
	char *cp = malloc(i + (valsiz-1));

	j = ((int)cp + (valsiz-1)) &~ (valsiz-1);
	return ((char *)j);
}
Commit	Line	Data
bb0cfa24 DF	1	/*
	2	* Copyright (c) 1980 Regents of the University of California.
	3	* All rights reserved. The Berkeley software License Agreement
	4	* specifies the terms and conditions for redistribution.
	5	*/
	6
2ce81398	7	#if defined(LIBC_SCCS) && !defined(lint)
95f51977	8	static char sccsid[] = "@(#)valloc.c 5.2 (Berkeley) 3/9/86";
2ce81398	9	#endif LIBC_SCCS and not lint
feea7534 BJ	10
	11	char *malloc();
	12
	13	char *
	14	valloc(i)
	15	int i;
	16	{
8b4f574e	17	int valsiz = getpagesize(), j;
455b164d	18	char *cp = malloc(i + (valsiz-1));
feea7534	19
8b4f574e	20	j = ((int)cp + (valsiz-1)) &~ (valsiz-1);
feea7534 BJ	21	return ((char *)j);
feea7534 BJ	22	}