glibc/sysdeps/generic/sys/mman.h
Ulrich Drepper b9b49b44fd Update.
1997-12-28 15:08  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/powerpc/__longjmp.S: Define _SETJMP_H before including
	<bits/setjmp.h>.
	* sysdeps/powerpc/setjmp.S: Likewise.
	Patches by Matt McLean <keys@keys.got.net>.

	* Make-dist (sysdep_dirs): Ignore bits dirs while searching.

	* Makefile: Undo last patch.
	(distribute): Add test-installation.pl.

	* configure.in: Correct handling of --enable-add-ons without parameter.
	Correct address of WWW pages.

	* libc.map: Add _nl_domain_bindings.

	* db2/mutex/tsl_parisc.s: New file.

	* iconvdata/Makefile (distribute): Add jis0201.c, jis0208.c, jis0212.c,
	and extra-module.mk.

	* localedata/Makefile (distribute): New.  Add all the files.

	* stdlib/Makefile (headers): Add inttypes.h.
	(routines): Add strtoimax, strtoumax, wcstoimax, and wcstoumax.
	* sysdeps/generic/inttypes.h: New file.
	* sysdeps/generic/strtoimax.c: New file.
	* sysdeps/generic/strtoumax.c: New file.
	* sysdeps/generic/wcstoimax.c: New file.
	* sysdeps/generic/wcstoumax.c: New file.
	* sysdeps/wordsize-32/Dist: Removed.
	* sysdeps/wordsize-32/Makefile: Removed.
	* sysdeps/wordsize-64/Dist: Removed.
	* sysdeps/wordsize-64/Makefile: Removed.
	* sysdeps/generic/bits/environments.h: New file.

	* include/limits.h: Define MB_LEN_MAX in any case to 6.  The gcc
	header is still not correct.

	* io/fcntl.h [__USE_FILE_OFFSET64]: We have to use the __*64 types.
	* posix/unistd.h: Likewise.
	* sysdeps/generic/sys/mman.h: Likewise.
	* sysdeps/unix/sysv/linux/sys/mman.h: Likewise.

	* manual/arith.texi: Change definition of mul macro.
	* manual/math.texi: Likewise.

	* misc/Makefile (routines): Add mmap64.
	* sysdeps/generic/mmap64.c: New file.
	* sysdeps/unix/sysv/linux/alpha/mmap64.c: New file.
	* sysdeps/unix/sysv/linux/sparc/sparc64/mmap64.c: New file.
	* sysdeps/unix/sysv/linux/alpha/syscalls.list: Add __mmap64 and mmap64
	aliases to mmap.
	* sysdeps/unix/sysv/linux/sparc/sparc64/syscalls.list: Likewise.

	* sysdeps/generic/setrlimit64.c: Don't mark as stub.

	* nis/nss_nis/nis-hosts.c (internal_nis_gethostent_r): Pretty print.

	* nis(rpcsvc/nis_tags.h: Prevent warning by unknown pragma.

	* sysdeps/posix/mk-stdiolim.c: Generate correct file which defines
	FOPEN_MAX also when included by limits.h.
	* sysdeps/unix/sysv/linux/stdio_lim.h.in: Likewise.

	* sysdeps/unix/sysv/linux/Dist: Add oldsiglist.c, netax25/ax25.h,
	and netrom/netrom.h.
	* sysdeps/unix/sysv/linux/Makefile [$(subdir)=stdio-common]: Add
	oldsiglist to sysdep_routines, not aux.
	[$(subdir)=inet] (sysdep_headers): Add netax25/ax25.h, netrom/netrom.h.

	* sysdeps/unix/sysv/linux/bits/socket.h: Remove SOL_AX25, SOL_ATALK,
	and SOL_NETROM definition.

	* sysdeps/unix/sysv/linux/i386/Dist: Add s_pwrite64.S and s_pread64.S.

	* sysdeps/unix/sysv/linux/net/route.h: Pretty print.
	* sysdeps/unix/sysv/linux/netatalk/at.h: Pretty print.

1997-12-25  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/sysv/linux/alpha/net/route.h: New file.

	* sysdeps/unix/sysv/linux/alpha/kernel_sigaction.h: Replace
	sa_handler with k_sa_handler.
	* sysdeps/unix/sysv/linux/alpha/syscalls.list: Add __getrlimit as
	strong alias.
	Reported by a sun.

	* sysdeps/unix/sysv/linux/sigsuspend.c: Don't define
	__libc_have_rt_sigs here.
	* sysdeps/unix/sysv/linux/sigaction.c: Do it instead here.
	* sysdeps/unix/sysv/linux/i386/sigaction.c: Likewise.
	* sysdeps/unix/sysv/linux/sigpending.c: Correct comment.
	* sysdeps/unix/sysv/linux/sigprocmask.c: Likewise.

1997-12-11 07:51  Geoff Keating  <geoffk@ozemail.com.au>

	* sysdeps/powerpc/atomicity.h: New file.
	* sysdeps/mach/powerpc/machine-lock.h: New file.

	* Rules: Use -fpic to build anything that might end up in a users'
	shared library.

	* sysdeps/powerpc/s_fdim.c: New file.
	* sysdeps/powerpc/s_fdimf.c: New file.
	* sysdeps/powerpc/s_fmax.S: New file.
	* sysdeps/powerpc/s_fmaxf.S: New file.
	* sysdeps/powerpc/s_fmin.S: New file.
	* sysdeps/powerpc/s_fminf.S: New file.
	* sysdeps/powerpc/s_llrint.c: Now is for double.
	* sysdeps/powerpc/s_llrintf.c: New file.
	* sysdeps/powerpc/s_llround.c: Now is for double.
	* sysdeps/powerpc/s_llroundf.c: New file.
	* sysdeps/powerpc/s_lrint.c: Now is for double.
	* sysdeps/powerpc/s_lrintf.S: New file.
	* sysdeps/powerpc/s_lround.c: Now is for double.
	* sysdeps/powerpc/s_lroundf.c: New file.
	* sysdeps/powerpc/bits/mathinlines.h: Add inline versions of lrint,
	lrintf, fdim, fdimf.

	* sysdeps/unix/sysv/linux/powerpc/kernel_termios.h: Don't use bits/
	file directly, use its parent.

	* sysdeps/unix/sysv/linux/powerpc/dl-sysdep.c: Re-instate '++'
	(for the third time).

1997-12-20 13:50  Richard Henderson  <rth@cygnus.com>

	* posix/sched.h: timespec is in <time.h>.

	* sysdeps/unix/sysv/linux/sys/kd.h: Don't redefine _LINUX_TYPES_H.
1997-12-28 16:01:53 +00:00

135 lines
5.5 KiB
C

/* Definitions for BSD-style memory management. Generic/4.4 BSD version.
Copyright (C) 1994, 1995, 1996, 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 Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* These are the bits used by 4.4 BSD and its derivatives. On systems
(such as GNU) where these facilities are not system services but can be
emulated in the C library, these are the definitions we emulate. */
#ifndef _SYS_MMAN_H
#define _SYS_MMAN_H 1
#include <features.h>
#include <bits/types.h>
#define __need_size_t
#include <stddef.h>
/* 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_NONE 0x00 /* No access. */
#define PROT_READ 0x04 /* Pages can be read. */
#define PROT_WRITE 0x02 /* Pages can be written. */
#define PROT_EXEC 0x01 /* Pages can be executed. */
/* Flags contain mapping type, sharing type and options. */
/* Mapping type (must choose one and only one of these). */
#ifdef __USE_BSD
# define MAP_FILE 0x0001 /* Mapped from a file or device. */
# define MAP_ANON 0x0002 /* Allocated from anonymous virtual memory. */
# define MAP_TYPE 0x000f /* Mask for type field. */
#endif
/* Sharing types (must choose one and only one of these). */
#ifdef __USE_BSD
# define MAP_COPY 0x0020 /* Virtual copy of region at mapping time. */
#endif
#define MAP_SHARED 0x0010 /* Share changes. */
#define MAP_PRIVATE 0x0000 /* Changes private; copy pages on write. */
/* Other flags. */
#define MAP_FIXED 0x0100 /* Map address must be exactly as requested. */
#ifdef __USE_BSD
# define MAP_NOEXTEND 0x0200 /* For MAP_FILE, don't change file size. */
# define MAP_HASSEMPHORE 0x0400 /* Region may contain semaphores. */
# define MAP_INHERIT 0x0800 /* Region is retained after exec. */
#endif
/* Advice to `madvise'. */
#ifdef __USE_BSD
# define MADV_NORMAL 0 /* No further special treatment. */
# define MADV_RANDOM 1 /* Expect random page references. */
# define MADV_SEQUENTIAL 2 /* Expect sequential page references. */
# define MADV_WILLNEED 3 /* Will need these pages. */
# define MADV_DONTNEED 4 /* Don't need these pages. */
#endif
/* Return value of `mmap' in case of an error. */
#define MAP_FAILED ((__ptr_t) -1)
__BEGIN_DECLS
/* 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. */
extern __ptr_t __mmap __P ((__ptr_t __addr, size_t __len, int __prot,
int __flags, int __fd, __off_t __offset));
#ifndef __USE_FILE_OFFSET64
extern __ptr_t mmap __P ((__ptr_t __addr, size_t __len, int __prot,
int __flags, int __fd, __off_t __offset));
#else
extern __ptr_t mmap __P ((__ptr_t __addr, size_t __len, int __prot,
int __flags, int __fd, __off_t __offset))
__asm__ ("mmap64");
#endif
#ifdef __USE_LARGEFILE64
extern __ptr_t __mmap64 __P ((__ptr_t __addr, size_t __len, int __prot,
int __flags, int __fd, __off64_t __offset));
extern __ptr_t mmap64 __P ((__ptr_t __addr, size_t __len, int __prot,
int __flags, int __fd, __off64_t __offset));
#endif
/* Deallocate any mapping for the region starting at ADDR and extending LEN
bytes. Returns 0 if successful, -1 for errors (and sets errno). */
extern int __munmap __P ((__ptr_t __addr, size_t __len));
extern int munmap __P ((__ptr_t __addr, size_t __len));
/* Change the memory protection of the region starting at ADDR and
extending LEN bytes to PROT. Returns 0 if successful, -1 for errors
(and sets errno). */
extern int __mprotect __P ((__ptr_t __addr, size_t __len, int __prot));
extern int mprotect __P ((__ptr_t __addr, size_t __len, int __prot));
/* Synchronize the region starting at ADDR and extending LEN bytes with the
file it maps. Filesystem operations on a file being mapped are
unpredictable before this is done. Flags are from the MS_* set. */
extern int msync __P ((__ptr_t __addr, size_t __len, int __flags));
#ifdef __USE_BSD
/* Advise the system about particular usage patterns the program follows
for the region starting at ADDR and extending LEN bytes. */
extern int madvise __P ((__ptr_t __addr, size_t __len, int __advice));
#endif
__END_DECLS
#endif /* sys/mman.h */