diff options
Diffstat (limited to 'sysdeps/unix/sysv/irix4')
| -rw-r--r-- | sysdeps/unix/sysv/irix4/bits/mman.h (renamed from sysdeps/unix/sysv/irix4/sys/mman.h) | 52 |
1 files changed, 3 insertions, 49 deletions
diff --git a/sysdeps/unix/sysv/irix4/sys/mman.h b/sysdeps/unix/sysv/irix4/bits/mman.h index 9147aa7e58..c378cce648 100644 --- a/sysdeps/unix/sysv/irix4/sys/mman.h +++ b/sysdeps/unix/sysv/irix4/bits/mman.h @@ -17,13 +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> - +#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 @@ -38,7 +33,6 @@ # define PROT_EXECUTE PROT_EXEC #endif - /* 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. */ @@ -67,44 +61,4 @@ #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 */ |