diff options
Diffstat (limited to 'misc/mmap64.c')
-rw-r--r-- | misc/mmap64.c | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/misc/mmap64.c b/misc/mmap64.c deleted file mode 100644 index 2c8aac808b..0000000000 --- a/misc/mmap64.c +++ /dev/null @@ -1,48 +0,0 @@ -/* Copyright (C) 1997 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library 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 2.1 of the License, or (at your option) any later version. - - The GNU C Library 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 the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#include <errno.h> -#include <sys/mman.h> -#include <sys/types.h> - -/* Map addresses starting near ADDR and extending for LEN bytes. From - OFFSET into the file FD describes according to PROT and FLAGS. If ADDR - is nonzero, it is the desired mapping address. If the MAP_FIXED bit is - set in FLAGS, the mapping will be at ADDR exactly (which must be - page-aligned); otherwise the system chooses a convenient nearby address. - The return value is the actual mapping address chosen or MAP_FAILED - for errors (in which case `errno' is set). A successful `mmap' call - deallocates any previous mapping for the affected region. */ - -__ptr_t -__mmap64 (__ptr_t addr, size_t len, int prot, int flags, int fd, - __off64_t offset) -{ - off_t small_offset = (off_t) offset; - - if (small_offset != offset) - { - /* We cannot do this since the offset is too large. */ - __set_errno (EOVERFLOW); - return MAP_FAILED; - } - - return __mmap (addr, len, prot, flags, fd, small_offset); -} - -weak_alias (__mmap64, mmap64) |