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-rw-r--r--sysdeps/generic/bits/mman.h (renamed from sysdeps/generic/sys/mman.h)66
1 files changed, 4 insertions, 62 deletions
diff --git a/sysdeps/generic/sys/mman.h b/sysdeps/generic/bits/mman.h
index 8596e70211..0afdf202a1 100644
--- a/sysdeps/generic/sys/mman.h
+++ b/sysdeps/generic/bits/mman.h
@@ -1,4 +1,4 @@
-/* Definitions for BSD-style memory management. Generic/4.4 BSD version.
+/* Definitions for BSD-style memory management.
Copyright (C) 1994, 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
This file is part of the GNU C Library.
@@ -21,15 +21,8 @@
(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>
-
+#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
@@ -41,7 +34,6 @@
#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). */
@@ -75,54 +67,4 @@
# 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. */
-
-#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));
-#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));
-
-/* 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. 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 */
+#endif /* bits/mman.h */