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Include
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Exec
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Libraries.i
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1990-08-27
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{
Libraries.i for PCQ Pascal
This file defines the library structure, plus all the constants
and routines used for libraries.
}
{$I "Include:Exec/Nodes.i"}
const
LIB_VECTSIZE = 6;
LIB_RESERVED = 4;
LIB_BASE = -LIB_VECTSIZE;
LIB_USERDEF = LIB_BASE - (LIB_RESERVED * LIB_VECTSIZE);
LIB_NONSTD = LIB_USERDEF;
LIB_OPEN = -6;
LIB_CLOSE = -12;
LIB_EXPUNGE = -18;
LIB_EXTFUNC = -24;
type
Library = Record
lib_Node : Node;
lib_Flags : Byte;
lib_Pad : Byte;
lib_NegSize : Short; { Number of bytes before library }
lib_PosSize : Short; { Number of bytes after library }
lib_Version : Short;
lib_Revision : Short;
lib_IDString : String;
lib_Sum : Integer; { Library checksum }
lib_OpenCnt : Short; { Current clients }
end;
LibraryPtr = ^Library;
const
LIBF_SUMMING = 1; { Library is checksumming }
LIBF_CHANGED = 2; { Lib has been changed }
LIBF_SUMUSED = 4; { Should use checksum }
LIBF_DELEXP = 8; { Delayed expunge }
Procedure AddLibrary(lib : LibraryPtr);
External;
Procedure CloseLibrary(lib : LibraryPtr);
External;
Function MakeFunctions(target, functionarray, dispbase : Address) : Integer;
External;
Function MakeLibrary(vec, struct, init : Address;
dSize : Integer;
segList : Address) : LibraryPtr;
External;
Function OpenLibrary(libName : String; version : Integer) : LibraryPtr;
External;
Procedure RemLibrary(library : LibraryPtr);
External;
Function SetFunction(library : LibraryPtr;
funcOff : Integer;
funcEntry : Address) : Address;
External;
Procedure SumLibrary(library : LibraryPtr);
External;