File : posix-shared_memory_objects.ads


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--                                                                          --
--            FLORIST (FSU Implementation of POSIX.5) COMPONENTS            --
--                                                                          --
--           P O S I X . S H A R E D _ M E M O R Y _ O B J E C T S          --
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--  This  file is a component  of FLORIST,  an implementation of the POSIX  --
--  Ada  bindings  for  use with the GNAT Ada compiler and the FSU Gnu Ada  --
--  Runtime Library (GNARL).                                                --
--                                                                          --
--  This package specification contains some text extracted from  IEEE STD  --
--  1003.5: 1990, Information Technology -- POSIX Ada Language  Interfaces  --
--  Part 1: Binding  for  System Application Program Interface, as amended  --
--  by IEEE STD 1003.5b: 1996, Amendment 1: Realtime Extensions, copyright  --
--  1996 by the Institute of Electrical and Electronics Engineers, Inc.     --
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--  The package specifications in the IEEE standards cited above represent  --
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--  [$Revision: 1.1]

with POSIX.IO,
     POSIX.Permissions;
package POSIX.Shared_Memory_Objects is

   function Open_Shared_Memory
     (Name           : POSIX.POSIX_String;
      Mode           : POSIX.IO.File_Mode;
      Options        : POSIX.IO.Open_Option_Set := --  POSIX.IO.Empty_Set;
         POSIX.IO.Open_Option_Set (POSIX.IO.Empty_Set);
         --  Conversion is only to work around a GNAT3.09 problem.
      Masked_Signals : POSIX.Signal_Masking := POSIX.RTS_Signals)
     return POSIX.IO.File_Descriptor;

   function Open_Or_Create_Shared_Memory
     (Name           : POSIX.POSIX_String;
      Mode           : POSIX.IO.File_Mode;
      Permissions    : POSIX.Permissions.Permission_Set;
      Options        : POSIX.IO.Open_Option_Set := --  POSIX.IO.Empty_Set;
         POSIX.IO.Open_Option_Set (POSIX.IO.Empty_Set);
         --  Conversion is only to work around a GNAT3.09 problem.
      Masked_Signals : POSIX.Signal_Masking := POSIX.RTS_Signals)
     return POSIX.IO.File_Descriptor;

   procedure Unlink_Shared_Memory
     (Name : in POSIX.POSIX_String);

end POSIX.Shared_Memory_Objects;