mirror of
git://sourceware.org/git/glibc.git
synced 2024-12-27 04:41:02 +08:00
27d7e3b54c
EOWNERDEAD, ENOTRECOVERABLE): Define. * sysdeps/unix/sysv/linux/mips/bits/mman.h (MADV_REMOVE): Define. * sysdeps/mips/dl-machine.h (RTLD_START): Correct offsets for N64. * sysdeps/unix/sysv/linux/mips/bits/socket.h (struct msghdr): Use size_t for msg_controllen. (__cmsg_nxthdr): Correct test. (__SCM_CONNECT): Delete.
96 lines
3.7 KiB
C
96 lines
3.7 KiB
C
/* Definitions for POSIX memory map interface. Linux/MIPS version.
|
|
Copyright (C) 1997, 2000, 2003, 2004, 2005, 2006
|
|
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. */
|
|
|
|
#ifndef _SYS_MMAN_H
|
|
# error "Never use <bits/mman.h> directly; include <sys/mman.h> instead."
|
|
#endif
|
|
|
|
/* The following definitions basically come from the kernel headers.
|
|
But the kernel header is not namespace clean. */
|
|
|
|
|
|
/* Protections are chosen from these bits, OR'd together. The
|
|
implementation does not necessarily support PROT_EXEC or PROT_WRITE
|
|
without PROT_READ. The only guarantees are that no writing will be
|
|
allowed without PROT_WRITE and no access will be allowed for PROT_NONE. */
|
|
|
|
#define PROT_READ 0x1 /* Page can be read. */
|
|
#define PROT_WRITE 0x2 /* Page can be written. */
|
|
#define PROT_EXEC 0x4 /* Page can be executed. */
|
|
#define PROT_NONE 0x0 /* Page can not be accessed. */
|
|
#define PROT_GROWSDOWN 0x01000000 /* Extend change to start of
|
|
growsdown vma (mprotect only). */
|
|
#define PROT_GROWSUP 0x02000000 /* Extend change to start of
|
|
growsup vma (mprotect only). */
|
|
|
|
/* Sharing types (must choose one and only one of these). */
|
|
#define MAP_SHARED 0x01 /* Share changes. */
|
|
#define MAP_PRIVATE 0x02 /* Changes are private. */
|
|
#ifdef __USE_MISC
|
|
# define MAP_TYPE 0x0f /* Mask for type of mapping. */
|
|
#endif
|
|
|
|
/* Other flags. */
|
|
#define MAP_FIXED 0x10 /* Interpret addr exactly. */
|
|
#ifdef __USE_MISC
|
|
# define MAP_FILE 0x00
|
|
# define MAP_ANONYMOUS 0x0800 /* Don't use a file. */
|
|
# define MAP_ANON MAP_ANONYMOUS
|
|
# define MAP_RENAME MAP_ANONYMOUS
|
|
#endif
|
|
|
|
/* These are Linux-specific. */
|
|
#ifdef __USE_MISC
|
|
# define MAP_NORESERVE 0x0400 /* don't check for reservations */
|
|
# define MAP_ANONYMOUS 0x0800 /* don't use a file */
|
|
# define MAP_GROWSDOWN 0x1000 /* stack-like segment */
|
|
# define MAP_DENYWRITE 0x2000 /* ETXTBSY */
|
|
# define MAP_EXECUTABLE 0x4000 /* mark it as an executable */
|
|
# define MAP_LOCKED 0x8000 /* pages are locked */
|
|
# define MAP_POPULATE 0x10000 /* populate (prefault) pagetables */
|
|
# define MAP_NONBLOCK 0x20000 /* do not block on IO */
|
|
#endif
|
|
|
|
/* Flags to `msync'. */
|
|
#define MS_ASYNC 1 /* Sync memory asynchronously. */
|
|
#define MS_INVALIDATE 2 /* Invalidate the caches. */
|
|
#define MS_SYNC 4 /* Synchronous memory sync. */
|
|
|
|
/* Flags for `mlockall'. */
|
|
#define MCL_CURRENT 1 /* Lock all currently mapped pages. */
|
|
#define MCL_FUTURE 2 /* Lock all additions to address
|
|
space. */
|
|
|
|
/* Advice to `madvise'. */
|
|
#ifdef __USE_BSD
|
|
#define MADV_NORMAL 0 /* default page-in behavior */
|
|
#define MADV_RANDOM 1 /* page-in minimum required */
|
|
#define MADV_SEQUENTIAL 2 /* read-ahead aggressively */
|
|
#define MADV_WILLNEED 3 /* pre-fault pages */
|
|
#define MADV_DONTNEED 4 /* discard these pages */
|
|
#define MADV_REMOVE 5 /* remove these pages & resources */
|
|
#endif
|
|
|
|
/* Flags for `mremap'. */
|
|
#ifdef __USE_GNU
|
|
# define MREMAP_MAYMOVE 1
|
|
# define MREMAP_FIXED 2
|
|
#endif
|