xref: /csrg-svn/lib/libc/gen/valloc.c (revision 21366)
1*21366Sdist /*
2*21366Sdist  * Copyright (c) 1980 Regents of the University of California.
3*21366Sdist  * All rights reserved.  The Berkeley software License Agreement
4*21366Sdist  * specifies the terms and conditions for redistribution.
5*21366Sdist  */
6*21366Sdist 
713582Ssam #ifndef lint
8*21366Sdist static char sccsid[] = "@(#)valloc.c	5.1 (Berkeley) 05/30/85";
9*21366Sdist #endif not lint
101996Swnj 
111996Swnj char	*malloc();
121996Swnj 
131996Swnj char *
141996Swnj valloc(i)
151996Swnj 	int i;
161996Swnj {
1713564Ssam 	int valsiz = getpagesize(), j;
1813582Ssam 	char *cp = malloc(i + (valsiz-1));
191996Swnj 
2013564Ssam 	j = ((int)cp + (valsiz-1)) &~ (valsiz-1);
211996Swnj 	return ((char *)j);
221996Swnj }
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