diff options
Diffstat (limited to 'libc/sysdeps/linux/common/mmap64.c')
| -rw-r--r-- | libc/sysdeps/linux/common/mmap64.c | 49 |
1 files changed, 17 insertions, 32 deletions
diff --git a/libc/sysdeps/linux/common/mmap64.c b/libc/sysdeps/linux/common/mmap64.c index c0bc2b53a..9f7ae75f3 100644 --- a/libc/sysdeps/linux/common/mmap64.c +++ b/libc/sysdeps/linux/common/mmap64.c @@ -1,22 +1,8 @@ -/* Copyright (C) 1997, 1998, 1999, 2002 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Daniel Jacobowitz <dan@debian.org>, 1999. - - 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. */ - +/* + * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org> + * + * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. + */ /* Massivly hacked up for uClibc by Erik Andersen */ #include <features.h> @@ -24,11 +10,13 @@ #include <unistd.h> #include <sys/mman.h> -#if defined __UCLIBC_HAS_LFS__ +#ifdef __UCLIBC_HAS_LFS__ + +libc_hidden_proto(mmap) #if defined _FILE_OFFSET_BITS && _FILE_OFFSET_BITS != 64 -#undef _FILE_OFFSET_BITS -#define _FILE_OFFSET_BITS 64 +# undef _FILE_OFFSET_BITS +# define _FILE_OFFSET_BITS 64 #endif #ifndef __USE_LARGEFILE64 # define __USE_LARGEFILE64 1 @@ -39,10 +27,7 @@ # undef __USE_FILE_OFFSET64 #endif - -#if ! defined __NR_mmap2 || ! defined _syscall6 - -libc_hidden_proto(mmap) +# if ! defined __NR_mmap2 || ! defined _syscall6 /* * This version is a stub that just chops off everything at the mmap 32 bit @@ -62,16 +47,16 @@ __ptr_t mmap64(__ptr_t addr, size_t len, int prot, int flags, int fd, __off64_t return mmap (addr, len, prot, flags, fd, (off_t) offset); } -#else +# else -#define __NR___syscall_mmap2 __NR_mmap2 +# define __NR___syscall_mmap2 __NR_mmap2 static inline _syscall6(__ptr_t, __syscall_mmap2, __ptr_t, addr, size_t, len, int, prot, int, flags, int, fd, off_t, offset); /* This is always 12, even on architectures where PAGE_SHIFT != 12. */ -# ifndef MMAP2_PAGE_SHIFT -# define MMAP2_PAGE_SHIFT 12 -# endif +# ifndef MMAP2_PAGE_SHIFT +# define MMAP2_PAGE_SHIFT 12 +# endif __ptr_t mmap64(__ptr_t addr, size_t len, int prot, int flags, int fd, __off64_t offset) { @@ -82,5 +67,5 @@ __ptr_t mmap64(__ptr_t addr, size_t len, int prot, int flags, int fd, __off64_t return(__syscall_mmap2(addr, len, prot, flags, fd, (off_t) (offset >> MMAP2_PAGE_SHIFT))); } -#endif +# endif #endif /* __UCLIBC_HAS_LFS__ */ |