[Dotgnu-pnet-commits] CVS: pnetC/include/bits mman.h, NONE, 1.1 Makefile.am, 1.2, 1.3

[Rhys Weatherley <address@hidden>]

Update of /cvsroot/dotgnu-pnet/pnetC/include/bits
In directory subversions:/tmp/cvs-serv26399/include/bits

Modified Files:
        Makefile.am 
Added Files:
        mman.h 
Log Message:


Stub out the mmap-related system calls.


--- NEW FILE ---
/* Definitions for BSD-style memory management.
   Copyright (C) 1994-1998,2000,01,02 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.  */

/* 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
# error "Never use <bits/mman.h> directly; include <sys/mman.h> instead."
#endif

/* 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.  */
# ifdef __USE_MISC
#  define MAP_ANONYMOUS  MAP_ANON /* Linux name. */
# endif
#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

/* The POSIX people had to invent similar names for the same things.  */
#ifdef __USE_XOPEN2K
# define POSIX_MADV_NORMAL      0 /* No further special treatment.  */
# define POSIX_MADV_RANDOM      1 /* Expect random page references.  */
# define POSIX_MADV_SEQUENTIAL  2 /* Expect sequential page references.  */
# define POSIX_MADV_WILLNEED    3 /* Will need these pages.  */
# define POSIX_MADV_DONTNEED    4 /* Don't need these pages.  */
#endif

/* Flags to `msync'.  */
#define MS_ASYNC        1               /* Sync memory asynchronously.  */
#define MS_SYNC         0               /* Synchronous memory sync.  */
#define MS_INVALIDATE   2               /* Invalidate the caches.  */

/* Flags for `mlockall' (can be OR'd together).  */
#define MCL_CURRENT     1               /* Lock all currently mapped pages.  */
#define MCL_FUTURE      2               /* Lock all additions to address
                                           space.  */

Index: Makefile.am
===================================================================
RCS file: /cvsroot/dotgnu-pnet/pnetC/include/bits/Makefile.am,v
retrieving revision 1.2
retrieving revision 1.3
diff -C2 -r1.2 -r1.3
*** Makefile.am 22 Jul 2003 03:42:46 -0000      1.2
--- Makefile.am 14 Aug 2003 07:51:53 -0000      1.3
***************
*** 4,7 ****
--- 4,8 ----
        libc-lock.h \
        local_lim.h \
+       mman.h \
        posix1_lim.h \
        posix2_lim.h \