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256 lines
8.1 KiB
ObjectPascal
256 lines
8.1 KiB
ObjectPascal
{
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Copyright (c) 2001-2002 by Peter Vreman
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This unit implements support import,export,link routines for MacOS.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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****************************************************************************
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}
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unit t_macos;
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{$i fpcdefs.inc}
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interface
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uses
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import,symsym,symdef,link;
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type
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timportlibmacos=class(timportlib)
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procedure generatelib;override;
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end;
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tlinkermpw=class(texternallinker)
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private
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Function WriteResponseFile(isdll:boolean) : Boolean;
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public
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constructor Create;override;
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procedure SetDefaultInfo;override;
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function MakeExecutable:boolean;override;
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end;
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implementation
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uses
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SysUtils,
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cutils,cfileutils,cclasses,
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globtype,globals,systems,verbose,script,fmodule,i_macos,
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ogbase,
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symconst;
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{*****************************************************************************
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TIMPORTLIBMACOS
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*****************************************************************************}
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procedure timportlibmacos.generatelib;
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var
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i : longint;
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ImportLibrary : TImportLibrary;
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begin
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for i:=0 to current_module.ImportLibraryList.Count-1 do
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begin
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ImportLibrary:=TImportLibrary(current_module.ImportLibraryList[i]);
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current_module.linkothersharedlibs.add(ImportLibrary.Name,link_always);
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end;
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end;
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{*****************************************************************************
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TLINKERMPW
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*****************************************************************************}
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Constructor TLinkerMPW.Create;
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begin
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Inherited Create;
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//LibrarySearchPath.AddPath('/lib;/usr/lib;/usr/X11R6/lib',true);
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end;
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procedure TLinkerMPW.SetDefaultInfo;
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begin
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with Info do
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begin
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ExeCmd[1]:='Execute $RES'; {The link.res file contains the whole link command.}
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//ExeCmd[1]:='PPCLink $OPT $DYNLINK $STATIC $STRIP -tocdataref off -dead on -o $EXE -@filelist $RES';
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//DllCmd[1]:='PPCLink $OPT $INIT $FINI $SONAME -shared -o $EXE -@filelist $RES';
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end;
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end;
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Function TLinkerMPW.WriteResponseFile(isdll:boolean) : Boolean;
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Var
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linkres : TLinkRes;
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s,heapsizestr: string;
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begin
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WriteResponseFile:=False;
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{ Open link.res file }
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linkRes:=TLinkRes.Create(outputexedir+Info.ResName);
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with linkRes do
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begin
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{#182 is escape char in MPW (analog to backslash in unix). The space}
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{ensures there is whitespace separating items.}
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Add('PPCLink '#182);
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{ Add MPW standard libraries}
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if apptype = app_cui then
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Add('"{PPCLibraries}PPCSIOW.o" '#182);
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{Even GUI apps must link to PPCToolLibs, because of the System unit
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which can be used by MPW tools as well as by GUI apps.}
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Add('"{PPCLibraries}PPCToolLibs.o" '#182);
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Add('"{SharedLibraries}InterfaceLib" '#182);
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Add('"{SharedLibraries}StdCLib" '#182);
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Add('"{SharedLibraries}MathLib" '#182);
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Add('"{PPCLibraries}StdCRuntime.o" '#182);
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Add('"{PPCLibraries}PPCCRuntime.o" '#182);
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{Add main objectfiles}
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while not ObjectFiles.Empty do
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begin
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s:=ObjectFiles.GetFirst;
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if s<>'' then
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Add(s+' '#182);
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end;
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{Add last lines of the link command}
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if apptype = app_tool then
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Add('-t "MPST" -c "MPS " '#182);
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if apptype = app_cui then {If SIOW, to avoid some warnings.}
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Add('-ignoredups __start -ignoredups .__start -ignoredups main -ignoredups .main -ignoredups qd '#182);
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Add('-tocdataref off -sym on -dead on -o '+ ScriptFixFileName(current_module.exefilename^));
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Add('Exit If "{Status}" != 0');
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if heapsize = 0 then
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heapsizestr:= HexStr(384000, 8)
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else
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heapsizestr:= HexStr(heapsize, 8);
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{Add a SIZE resource on the fly. It controls:
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* backgrounding is enabled, to facilitate debuging with Power Mac Debugger
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* it is signaled it is a 32 bit app. (perhaps not nessecary on PowerPC)
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* heapsize }
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if apptype <> app_tool then
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begin
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Add('Echo "data ''SIZE'' (-1) '#182'{ $'#182'"1080 ' + heapsizestr + ' ' + heapsizestr +
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#182'" '#182'};" | Rez -a -o ' + ScriptFixFileName(current_module.exefilename^));
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Add('Exit If "{Status}" != 0');
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end;
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{Add mac resources}
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if apptype = app_cui then
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begin
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Add('Rez -a "{RIncludes}"SIOW.r -o ' + ScriptFixFileName(current_module.exefilename^));
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Add('Exit If "{Status}" != 0');
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end;
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while not (current_module.ResourceFiles.Empty) do
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begin
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s := Current_module.ResourceFiles.GetFirst;
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if Copy(s,Length(s)-1,Length(s)) = '.r' then
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Add('Rez -a ' + s + ' -o ' + ScriptFixFileName(current_module.exefilename^))
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else
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Add('DeRez ' + s + ' | Rez -a -o ' + ScriptFixFileName(current_module.exefilename^));
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Add('Exit If "{Status}" != 0');
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end;
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end;
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{ Write and Close response }
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linkres.writetodisk;
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linkres.Free;
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WriteResponseFile:=True;
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end;
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function TLinkerMPW.MakeExecutable:boolean;
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var
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binstr,
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cmdstr : TCmdStr;
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success : boolean;
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DynLinkStr : string[60];
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StaticStr,
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StripStr : string[40];
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begin
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//TODO Only external link in MPW is possible, otherwise yell.
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if not(cs_link_nolink in current_settings.globalswitches) then
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Message1(exec_i_linking,current_module.exefilename^);
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{ Create some replacements }
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StripStr:='';
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StaticStr:='';
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DynLinkStr:='';
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(*
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if (cs_link_staticflag in current_settings.globalswitches) then
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StaticStr:='-static';
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if (cs_link_strip in current_settings.globalswitches) then
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StripStr:='-s';
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If (cs_profile in current_settings.moduleswitches) or
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((Info.DynamicLinker<>'') and (not SharedLibFiles.Empty)) then
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DynLinkStr:='-dynamic-linker='+Info.DynamicLinker;
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*)
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{ Prepare linking }
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SplitBinCmd(Info.ExeCmd[1],binstr,cmdstr);
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Replace(cmdstr,'$EXE',maybequoted(ScriptFixFileName(current_module.exefilename^)));
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Replace(cmdstr,'$OPT',Info.ExtraOptions);
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Replace(cmdstr,'$RES',maybequoted(ScriptFixFileName(outputexedir+Info.ResName)));
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Replace(cmdstr,'$STATIC',StaticStr);
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Replace(cmdstr,'$STRIP',StripStr);
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Replace(cmdstr,'$DYNLINK',DynLinkStr);
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WriteResponseFile(false);
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success:= true;
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if cs_link_on_target in current_settings.globalswitches then
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success:=DoExec('SetFile', ' -c ''MPS '' -t ''TEXT'' ' +
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ScriptFixFileName(outputexedir+Info.ResName),true,false);
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{ Call linker }
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if success then
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success:=DoExec('Execute',CmdStr,true,false);
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{ Remove ReponseFile }
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if (success) and not(cs_link_nolink in current_settings.globalswitches) then
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DeleteFile(outputexedir+Info.ResName);
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MakeExecutable:=success; { otherwise a recursive call to link method }
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end;
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{*****************************************************************************
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Initialize
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*****************************************************************************}
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initialization
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{$ifdef m68k}
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RegisterTarget(system_m68k_macos_info);
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RegisterImport(system_m68k_macos,timportlibmacos);
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{$endif m68k}
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{$ifdef powerpc}
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RegisterExternalLinker(system_powerpc_macos_info,TLinkerMPW);
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RegisterTarget(system_powerpc_macos_info);
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RegisterImport(system_powerpc_macos,timportlibmacos);
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{$endif powerpc}
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end.
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