diff options
Diffstat (limited to 'sysdeps/unix/bsd')
-rw-r--r-- | sysdeps/unix/bsd/osf/bits/mman.h (renamed from sysdeps/unix/bsd/osf/sys/mman.h) | 56 | ||||
-rw-r--r-- | sysdeps/unix/bsd/sun/sunos4/bits/mman.h (renamed from sysdeps/unix/bsd/sun/sunos4/sys/mman.h) | 54 | ||||
-rw-r--r-- | sysdeps/unix/bsd/ultrix4/bits/mman.h (renamed from sysdeps/unix/bsd/ultrix4/sys/mman.h) | 57 |
3 files changed, 10 insertions, 157 deletions
diff --git a/sysdeps/unix/bsd/osf/sys/mman.h b/sysdeps/unix/bsd/osf/bits/mman.h index 6ada4e6497..fd5d79deef 100644 --- a/sysdeps/unix/bsd/osf/sys/mman.h +++ b/sysdeps/unix/bsd/osf/bits/mman.h @@ -1,4 +1,4 @@ -/* Definitions for BSD-style memory management. OSF/1 version. +/* Flags for BSD-style memory management. OSF/1 version. Copyright (C) 1994, 1995, 1996, 1997, 1998 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -17,15 +17,8 @@ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ -#ifndef _SYS_MMAN_H - -#define _SYS_MMAN_H 1 -#include <features.h> - -#include <bits/types.h> -#define __need_size_t -#include <stddef.h> - +#ifndef _BITS_MMAN_H +#define _BITS_MMAN_H 1 /* Protections are chosen from these bits, OR'd together. The implementation does not necessarily support PROT_EXEC or PROT_WRITE @@ -37,7 +30,6 @@ #define PROT_WRITE 0x02 /* Pages can be written. */ #define PROT_EXEC 0x04 /* Pages can be executed. */ - /* Flags contain mapping type, sharing type and options. */ /* Mapping type (must choose one and only one of these). */ @@ -76,44 +68,4 @@ #define MS_SYNC 3 /* Synchronous cache flush. */ #define MS_INVALIDATE 4 /* Invalidate cached pages. */ -/* 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)); - -/* 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)); - -/* 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)); - -/* 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. */ -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 */ +#endif /* bits/mman.h */ diff --git a/sysdeps/unix/bsd/sun/sunos4/sys/mman.h b/sysdeps/unix/bsd/sun/sunos4/bits/mman.h index 15608e5f24..ed80baf2e3 100644 --- a/sysdeps/unix/bsd/sun/sunos4/sys/mman.h +++ b/sysdeps/unix/bsd/sun/sunos4/bits/mman.h @@ -17,15 +17,8 @@ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ -#ifndef _SYS_MMAN_H - -#define _SYS_MMAN_H 1 -#include <features.h> - -#include <bits/types.h> -#define __need_size_t -#include <stddef.h> - +#ifndef _BITS_MMAN_H +#define _BITS_MMAN_H 1 /* Protections are chosen from these bits, OR'd together. The implementation does not necessarily support PROT_EXEC or PROT_WRITE @@ -37,7 +30,6 @@ #define PROT_WRITE 0x02 /* Pages can be written. */ #define PROT_EXEC 0x04 /* Pages can be executed. */ - /* Sharing types (must choose one and only one of these). */ #define MAP_SHARED 0x01 /* Share changes. */ #define MAP_PRIVATE 0x02 /* Changes private; copy pages on write. */ @@ -73,44 +65,4 @@ #define MS_ASYNC 0x1 /* Return immediately, don't fsync. */ #define MS_INVALIDATE 0x2 /* Invalidate caches. */ -/* 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)); - -/* 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)); - -/* 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)); - -/* 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. */ -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 */ +#endif /* bits/mman.h */ diff --git a/sysdeps/unix/bsd/ultrix4/sys/mman.h b/sysdeps/unix/bsd/ultrix4/bits/mman.h index 142509455c..9acb6ceed5 100644 --- a/sysdeps/unix/bsd/ultrix4/sys/mman.h +++ b/sysdeps/unix/bsd/ultrix4/bits/mman.h @@ -17,15 +17,8 @@ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ -#ifndef _SYS_MMAN_H - -#define _SYS_MMAN_H 1 -#include <features.h> - -#include <bits/types.h> -#define __need_size_t -#include <stddef.h> - +#ifndef _BITS_MMAN_H +#define _BITS_MMAN_H 1 /* Protections are chosen from these bits, OR'd together. The implementation does not necessarily support PROT_EXEC or PROT_WRITE @@ -36,8 +29,6 @@ #define PROT_READ 0x01 /* Pages can be read. */ #define PROT_WRITE 0x02 /* Pages can be written. */ #define PROT_EXEC 0x04 /* Pages can be executed. */ - - /* Sharing types (must choose one and only one of these). */ #define MAP_SHARED 0x01 /* Share changes. */ #define MAP_PRIVATE 0x02 /* Changes private; copy pages on write. */ @@ -57,46 +48,4 @@ # 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)); - -/* 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)); - -/* 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)); - -/* Ultrix 4 does not implement `msync' or `madvise'. */ - -/* 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. */ -extern int msync __P ((__ptr_t __addr, size_t __len)); - -#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 */ +#endif /* bits/mman.h */ |