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bb0cfa24 DF |
1 | /* |
2 | * Copyright (c) 1980 Regents of the University of California. | |
21fad3ef KB |
3 | * All rights reserved. |
4 | * | |
269a7923 | 5 | * %sccs.include.redist.c% |
bb0cfa24 DF |
6 | */ |
7 | ||
2ce81398 | 8 | #if defined(LIBC_SCCS) && !defined(lint) |
c5980113 | 9 | static char sccsid[] = "@(#)valloc.c 5.5 (Berkeley) %G%"; |
21fad3ef | 10 | #endif /* LIBC_SCCS and not lint */ |
feea7534 | 11 | |
c5980113 DS |
12 | #include <stdlib.h> |
13 | #include <unistd.h> | |
feea7534 | 14 | |
c5980113 | 15 | void * |
feea7534 | 16 | valloc(i) |
c5980113 | 17 | size_t i; |
feea7534 | 18 | { |
8b4f574e | 19 | int valsiz = getpagesize(), j; |
c5980113 | 20 | void *cp = malloc(i + (valsiz-1)); |
feea7534 | 21 | |
8b4f574e | 22 | j = ((int)cp + (valsiz-1)) &~ (valsiz-1); |
c5980113 | 23 | return ((void *)j); |
feea7534 | 24 | } |