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{
Copyright (c) 2001-2002 by Peter Vreman
This unit implements support import,export,link routines
for the (i386) Amiga target
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
****************************************************************************
}
unit t_palmos;
{$i fpcdefs.inc}
interface
uses
link;
type
tlinkerPalmOS=class(texternallinker)
private
Function WriteResponseFile : Boolean;
public
constructor Create;override;
procedure SetDefaultInfo;override;
function MakeExecutable:boolean;override;
end;
implementation
uses
SysUtils,
cutils,cfileutl,cclasses,
globtype,globals,systems,verbose,script,fmodule,i_palmos,
comprsrc;
{****************************************************************************
TLinkerPalmOS
****************************************************************************}
Constructor TLinkerPalmOS.Create;
begin
Inherited Create;
{ allow duplicated libs (PM) }
SharedLibFiles.doubles:=true;
StaticLibFiles.doubles:=true;
end;
procedure TLinkerPalmOS.SetDefaultInfo;
begin
with Info do
begin
ExeCmd[1]:='ldpalm $OPT $STRIP -N -dy -T $SCRIPT -o $EXE @$RES';
ExeCmd[2]:='build-prc $EXE.prc "$APPNAME" $APPID $EXE *.bin';
end;
end;
Function TLinkerPalmOS.WriteResponseFile : Boolean;
Var
linkres : TLinkRes;
i : longint;
HPath : TCmdStrListItem;
s : string;
linklibc : boolean;
begin
WriteResponseFile:=False;
{ Open link.res file }
LinkRes:=TLinkRes.Create(outputexedir+Info.ResName);
{ Write path to search libraries }
HPath:=TCmdStrListItem(current_module.locallibrarysearchpath.First);
while assigned(HPath) do
begin
LinkRes.Add('-L'+HPath.Str);
HPath:=TCmdStrListItem(HPath.Next);
end;
HPath:=TCmdStrListItem(LibrarySearchPath.First);
while assigned(HPath) do
begin
LinkRes.Add('-L'+HPath.Str);
HPath:=TCmdStrListItem(HPath.Next);
end;
{ add objectfiles, start with crt0 always }
{ using crt0, we should stick C compatible }
LinkRes.AddFileName(FindObjectFile('crt0','',false));
{ main objectfiles }
while not ObjectFiles.Empty do
begin
s:=ObjectFiles.GetFirst;
if s<>'' then
LinkRes.AddFileName(s);
end;
{ Write staticlibraries }
if not StaticLibFiles.Empty then
begin
LinkRes.Add('-(');
While not StaticLibFiles.Empty do
begin
S:=StaticLibFiles.GetFirst;
LinkRes.AddFileName(s)
end;
LinkRes.Add('-)');
end;
{ currently the PalmOS target must be linked always against the C lib }
LinkRes.Add('-lcrt');
{ Write sharedlibraries like -l<lib>, also add the needed dynamic linker
here to be sure that it gets linked this is needed for glibc2 systems (PFV) }
linklibc:=false;
While not SharedLibFiles.Empty do
begin
S:=SharedLibFiles.GetFirst;
if s<>'c' then
begin
i:=Pos(target_info.sharedlibext,S);
if i>0 then
Delete(S,i,255);
LinkRes.Add('-l'+s);
end
else
linklibc:=true;
end;
{ be sure that libc is the last lib }
if linklibc then
begin
LinkRes.Add('-lc');
LinkRes.Add('-lgcc');
end;
{ Write and Close response }
linkres.writetodisk;
linkres.Free;
WriteResponseFile:=True;
end;
function TLinkerPalmOS.MakeExecutable:boolean;
var
binstr,
cmdstr : TCmdStr;
success : boolean;
StripStr : string[40];
i : longint;
begin
if not(cs_link_nolink in current_settings.globalswitches) then
Message1(exec_i_linking,current_module.exefilename^);
{ Create some replacements }
StripStr:='';
if (cs_link_strip in current_settings.globalswitches) then
StripStr:='-s';
{ Write used files and libraries }
WriteResponseFile;
{ Call linker }
success:=false;
for i:=1 to 2 do
begin
SplitBinCmd(Info.ExeCmd[i],binstr,cmdstr);
if binstr<>'' then
begin
Replace(cmdstr,'$EXE',MaybeQuoted(current_module.exefilename^));
Replace(cmdstr,'$OPT',Info.ExtraOptions);
Replace(cmdstr,'$RES',MaybeQuoted(outputexedir+Info.ResName));
Replace(cmdstr,'$STRIP',StripStr);
Replace(cmdstr,'$SCRIPT',FindUtil('palm.ld'));
Replace(cmdstr,'$APPNAME',palmos_applicationname);
Replace(cmdstr,'$APPID',palmos_applicationid);
success:=DoExec(FindUtil(binstr),cmdstr,(i=1),false);
if not success then
break;
end;
end;
{ Remove ReponseFile }
if (success) and not(cs_link_nolink in current_settings.globalswitches) then
DeleteFile(outputexedir+Info.ResName);
MakeExecutable:=success; { otherwise a recursive call to link method }
end;
{*****************************************************************************
Initialize
*****************************************************************************}
initialization
{$ifdef m68k}
RegisterTarget(system_m68k_palmos_info);
RegisterRes(res_m68k_palmos_info,TResourceFile);
{$endif m68k}
{$ifdef arm}
RegisterTarget(system_arm_palmos_info);
RegisterRes(res_arm_palmos_info,TResourceFile);
{$endif arm}
end.
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