Manual Pages for UNIX Operating System command usage for man mman

Headers                                             mman.h(3HEAD)



NAME
     mman.h, mman - memory management declarations

SYNOPSIS
     #include 


DESCRIPTION
     The  header supports the following options:

         o    the Memory Mapped Files option

         o    the Shared Memory Objects option

         o    the Process Memory Locking option

         o    the Memory Protection option

         o    the Synchronized Input and Output option


     For Memory Mapped Files and Shared Memory  Objects  options,
     the following protection options are defined:

     PROT_READ     Page can be read.


     PROT_WRITE    Page can be written.


     PROT_EXEC     Page can be executed.


     PROT_NONE     Page cannot be accessed.



     The following flag options are defined:

     MAP_SHARED     Share changes.


     MAP_PRIVATE    Changes are private.


     MAP_FIXED      Interpret addr exactly.



     The flags immediately following are defined for msync(). See
     msync(3C).




SunOS 5.11           Last change: 5 Feb 2008                    1






Headers                                             mman.h(3HEAD)



     MS_ASYNC         Perform asynchronous writes.


     MS_SYNC          Perform synchronous writes.


     MS_INVALIDATE    Invalidate mappings.



     The symbolic constants immediately following are defined for
     the mlockall() function. See mlockall(3C).

     MCL_CURRENT    Lock currently mapped pages.


     MCL_FUTURE     Lock pages that become mapped.



     The symbolic constant MAP_FAILED is defined  to  indicate  a
     failure from the mmap() function. See mmap(2).


     The mode_t, off_t,  and  size_t  types  are  be  defined  as
     described in . See types(3HEAD).

ATTRIBUTES
     See attributes(5) for descriptions of the  following  attri-
     butes:



     ____________________________________________________________
    |       ATTRIBUTE TYPE        |       ATTRIBUTE VALUE       |
    |_____________________________|_____________________________|
    | Interface Stability         | Committed                   |
    |_____________________________|_____________________________|
    | Standard                    | See standards(5).           |
    |_____________________________|_____________________________|


SEE ALSO
     mmap(2),  mprotect(2),  munmap(2),  madvise(3C),  mlock(3C),
     mlockall(3C),   msync(3C),   shm_open(3C),   shm_unlink(3C),
     attributes(5), standards(5)









SunOS 5.11           Last change: 5 Feb 2008                    2