89 lines
2.2 KiB
ObjectPascal
89 lines
2.2 KiB
ObjectPascal
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{Dll library (compiler)}
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unit ifpidll2;
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{$I ifps3_def.inc}
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interface
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{
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Function FindWindow(c1, c2: PChar): Cardinal; external 'FindWindow@user32.dll stdcall';
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}
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uses
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ifps3common, ifpscomp, ifps3utl;
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{Assign this to the TIFPSCompiler.OnExternal event}
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function DllExternalProc(Sender: TIFPSPascalCompiler; const Name, Decl, FExternal: string): TIFPSRegProc;
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type
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{Used to store the possible calling conventions}
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TDllCallingConvention = (clRegister, clPascal, ClCdecl, ClStdCall);
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var
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{The default CC}
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DefaultCC: TDllCallingConvention;
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implementation
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function DllExternalProc(Sender: TIFPSPascalCompiler; const Name, Decl, FExternal: string): TIFPSRegProc;
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var
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FuncName,
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FuncCC,
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s: string;
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CC: TDllCallingConvention;
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begin
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FuncCC := FExternal;
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if (pos('@', FuncCC) = 0) then
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begin
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Sender.MakeError('', ecCustomError, 'Invalid External');
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Result := nil;
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exit;
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end;
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FuncName := copy(FuncCC, 1, pos('@', FuncCC)-1)+#0;
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delete(FuncCc, 1, length(FuncName));
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if pos(' ', Funccc) <> 0 then
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begin
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FuncName := copy(FuncCc, 1, pos(' ',FuncCC)-1)+#0+FuncName;
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Delete(FuncCC, 1, pos(' ', FuncCC));
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FuncCC := FastUpperCase(FuncCC);
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if FuncCC = 'STDCALL' then cc := ClStdCall else
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if FuncCC = 'CDECL' then cc := ClCdecl else
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if FuncCC = 'REGISTER' then cc := clRegister else
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if FuncCC = 'PASCAL' then cc := clPascal else
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begin
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Sender.MakeError('', ecCustomError, 'Invalid Calling Convention');
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Result := nil;
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exit;
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end;
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end else
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begin
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FuncName := FuncCC+#0+FuncName;
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FuncCC := '';
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cc := DefaultCC;
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end;
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FuncName := 'dll:'+FuncName+char(cc);
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s := Decl;
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if GRFW(s) = '-1' then
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begin
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FuncName := FuncName + #0;
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end else
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FuncName := FuncName + #1;
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while length(s) > 0 do
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begin
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FuncCC := grfw(s);
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if funcCC[1] = '!' then
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FuncName := FuncName + #1
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else
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FuncName := FuncName + #0;
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grfw(s);
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end;
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Result := TIFPSRegProc.Create;
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Result.ImportDecl := FuncName;
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Result.Decl := Decl;
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Result.Name := Name;
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Result.ExportName := False;
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end;
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begin
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DefaultCc := clRegister;
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end.
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