| /* @(#) Function which unmaps a file memory mapped by mapfile() |
| * @(#) The argument baseaddress should be the pointer returned by mapfile(); |
| * @(#) The function finds the size of the file from |
| * @(#) |
| * @(#) int im_unmapfile(fd, baseaddress) |
| * @(#) int fd; |
| * @(#) char *baseaddress; |
| * @(#) |
| * @(#) Returns 0 on success and -1 on error. |
| * @(#) |
| * Copyright: Nicos Dessipris |
| * Wriiten on: 13/02/1990 |
| * Updated on: |
| * 18/4/97 JC |
| * - ANSIfied |
| */ |
| |
| /* |
| |
| This file is part of VIPS. |
| |
| VIPS is free software; you can redistribute it and/or modify |
| it under the terms of the GNU Lesser General Public License as published by |
| the Free Software Foundation; either version 2 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public License |
| along with this program; if not, write to the Free Software |
| Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| |
| */ |
| |
| /* |
| |
| These files are distributed with VIPS - http://www.vips.ecs.soton.ac.uk |
| |
| */ |
| |
| #ifdef HAVE_CONFIG_H |
| #include <config.h> |
| #endif /*HAVE_CONFIG_H*/ |
| #include <vips/intl.h> |
| |
| #include <sys/types.h> |
| #ifdef HAVE_SYS_MMAN_H |
| #include <sys/mman.h> |
| #endif |
| #include <sys/stat.h> |
| |
| #include <vips/vips.h> |
| #include <vips/internal.h> |
| |
| #ifdef WITH_DMALLOC |
| #include <dmalloc.h> |
| #endif /*WITH_DMALLOC*/ |
| |
| int |
| im_unmapfile( IMAGE *im ) |
| { |
| if( im__munmap( im->baseaddr, im->length ) ) |
| return( -1 ); |
| im->baseaddr = NULL; |
| im->length = 0; |
| |
| return( 0 ); |
| } |