glibc/sysdeps/unix/sysv/linux/wordsize-64/mmap.c

41 lines
1.3 KiB
C

/* Linux mmap system call. 64-bit version.
Copyright (C) 2015-2016 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, see
<http://www.gnu.org/licenses/>. */
#include <sys/types.h>
#include <sys/mman.h>
#include <errno.h>
#include <sysdep.h>
/* An architecture may override this. */
#ifndef MMAP_PREPARE
# define MMAP_PREPARE(addr, len, prot, flags, fd, offset)
#endif
__ptr_t
__mmap (__ptr_t addr, size_t len, int prot, int flags, int fd, off_t offset)
{
MMAP_PREPARE (addr, len, prot, flags, fd, offset);
return (__ptr_t) INLINE_SYSCALL (mmap, 6, addr, len, prot, flags,
fd, offset);
}
weak_alias (__mmap, mmap)
weak_alias (__mmap, mmap64)
weak_alias (__mmap, __mmap64)