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- {
- Copyright (c) 1998-2002 by Peter Vreman
- This unit implements support import,export,link routines
- for the (i386) solaris 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_sunos;
- {$i fpcdefs.inc}
- interface
- { copy from t_linux
- // Up to now we use gld since the solaris ld seems not support .res-files}
- {-$DEFINE LinkTest} { DON't del link.res and write Info }
- {$DEFINE GnuLd} {The other is not implemented }
- implementation
- uses
- sysutils,
- cutils,cfileutl,cclasses,
- verbose,systems,globtype,globals,
- symconst,script,
- fmodule,aasmbase,aasmtai,aasmdata,aasmcpu,cpubase,symsym,symdef,
- cgobj,
- import,export,link,i_sunos,ogbase;
- type
- timportlibsolaris=class(timportlib)
- procedure generatelib;override;
- end;
- texportlibsolaris=class(texportlib)
- procedure preparelib(const s : string);override;
- procedure exportprocedure(hp : texported_item);override;
- procedure exportvar(hp : texported_item);override;
- procedure generatelib;override;
- end;
- tlinkersolaris=class(texternallinker)
- private
- Glibc2,
- Glibc21 : boolean;
- Function WriteResponseFile(isdll:boolean) : Boolean;
- public
- constructor Create;override;
- procedure SetDefaultInfo;override;
- function MakeExecutable:boolean;override;
- function MakeSharedLibrary:boolean;override;
- end;
- {*****************************************************************************
- TIMPORTLIBsolaris
- *****************************************************************************}
- procedure timportlibsolaris.generatelib;
- var
- i : longint;
- ImportLibrary : TImportLibrary;
- begin
- for i:=0 to current_module.ImportLibraryList.Count-1 do
- begin
- ImportLibrary:=TImportLibrary(current_module.ImportLibraryList[i]);
- current_module.linkothersharedlibs.add(ImportLibrary.Name,link_always);
- end;
- end;
- {*****************************************************************************
- TEXPORTLIBsolaris
- *****************************************************************************}
- procedure texportlibsolaris.preparelib(const s:string);
- begin
- end;
- procedure texportlibsolaris.exportprocedure(hp : texported_item);
- var
- hp2 : texported_item;
- begin
- { first test the index value }
- if (hp.options and eo_index)<>0 then
- begin
- Message1(parser_e_no_export_with_index_for_target,'solaris');
- exit;
- end;
- { use pascal name is none specified }
- if (hp.options and eo_name)=0 then
- begin
- hp.name:=stringdup(hp.sym.name);
- hp.options:=hp.options or eo_name;
- end;
- { now place in correct order }
- hp2:=texported_item(current_module._exports.first);
- while assigned(hp2) and
- (hp.name^>hp2.name^) do
- hp2:=texported_item(hp2.next);
- { insert hp there !! }
- if assigned(hp2) and (hp2.name^=hp.name^) then
- begin
- { this is not allowed !! }
- Message1(parser_e_export_name_double,hp.name^);
- exit;
- end;
- if hp2=texported_item(current_module._exports.first) then
- current_module._exports.insert(hp)
- else if assigned(hp2) then
- begin
- hp.next:=hp2;
- hp.previous:=hp2.previous;
- if assigned(hp2.previous) then
- hp2.previous.next:=hp;
- hp2.previous:=hp;
- end
- else
- current_module._exports.concat(hp);
- end;
- procedure texportlibsolaris.exportvar(hp : texported_item);
- begin
- hp.is_var:=true;
- exportprocedure(hp);
- end;
- procedure texportlibsolaris.generatelib;
- var
- hp2 : texported_item;
- pd : tprocdef;
- begin
- new_section(current_asmdata.asmlists[al_procedures],sec_code,'',0);
- hp2:=texported_item(current_module._exports.first);
- while assigned(hp2) do
- begin
- if (not hp2.is_var) and
- (hp2.sym.typ=procsym) then
- begin
- { the manglednames can already be the same when the procedure
- is declared with cdecl }
- pd:=tprocdef(tprocsym(hp2.sym).ProcdefList[0]);
- if pd.mangledname<>hp2.name^ then
- begin
- { place jump in al_procedures }
- current_asmdata.asmlists[al_procedures].concat(tai_align.create(target_info.alignment.procalign));
- current_asmdata.asmlists[al_procedures].concat(Tai_symbol.Createname_global(hp2.name^,AT_FUNCTION,0));
- cg.a_jmp_name(current_asmdata.asmlists[al_procedures],pd.mangledname);
- current_asmdata.asmlists[al_procedures].concat(Tai_symbol_end.Createname(hp2.name^));
- end;
- end
- else
- Message1(parser_e_no_export_of_variables_for_target,'linux');
- hp2:=texported_item(hp2.next);
- end;
- end;
- {*****************************************************************************
- TLINKERsolaris
- *****************************************************************************}
- Constructor TLinkersolaris.Create;
- begin
- Inherited Create;
- if NOT Dontlinkstdlibpath Then
- LibrarySearchPath.AddPath('/lib;/usr/lib;/usr/X11R6/lib;/opt/sfw/lib',true);
- {$ifdef LinkTest}
- if (cs_link_staticflag in current_settings.globalswitches) then WriteLN('ForceLinkStaticFlag');
- if (cs_link_static in current_settings.globalswitches) then WriteLN('LinkStatic-Flag');
- if (cs_link_shared in current_settings.globalswitches) then WriteLN('LinkSynamicFlag');
- {$EndIf}
- end;
- procedure TLinkersolaris.SetDefaultInfo;
- {
- This will also detect which libc version will be used
- }
- begin
- Glibc2:=false;
- Glibc21:=false;
- with Info do
- begin
- {$IFDEF GnuLd}
- ExeCmd[1]:='gld $OPT $DYNLINK $STATIC $STRIP -L. -o $EXE $RES';
- DllCmd[1]:='gld $OPT -shared -L. -o $EXE $RES';
- DllCmd[2]:='strip --strip-unneeded $EXE';
- DynamicLinker:=''; { Gnu uses the default }
- Glibc21:=false;
- {$ELSE}
- Not Implememted
- {$ENDIF}
- (* Linux Stuff not needed?
- { first try glibc2 } // muss noch gendert werden
- if FileExists(DynamicLinker) then
- begin
- Glibc2:=true;
- { Check for 2.0 files, else use the glibc 2.1 stub }
- if FileExists('/lib/ld-2.0.*') then
- Glibc21:=false
- else
- Glibc21:=true;
- end
- else
- DynamicLinker:='/lib/ld-linux.so.1';
- *)
- end;
- end;
- Function TLinkersolaris.WriteResponseFile(isdll:boolean) : Boolean;
- Var
- linkres : TLinkRes;
- i : longint;
- cprtobj,
- gprtobj,
- prtobj : string[80];
- HPath : TCmdStrListItem;
- s,s2 : TCmdStr;
- linkdynamic,
- linklibc : boolean;
- begin
- WriteResponseFile:=False;
- { set special options for some targets }
- linkdynamic:=not(SharedLibFiles.empty);
- { linkdynamic:=false; // da nicht getestet }
- linklibc:=(SharedLibFiles.Find('c')<>nil);
- prtobj:='prt0';
- cprtobj:='cprt0';
- gprtobj:='gprt0';
- if cs_profile in current_settings.moduleswitches then
- begin
- prtobj:=gprtobj;
- if not glibc2 then
- AddSharedLibrary('gmon');
- AddSharedLibrary('c');
- linklibc:=true;
- end
- else
- begin
- if linklibc then
- prtobj:=cprtobj
- else
- AddSharedLibrary('c'); { quick hack: this solaris implementation needs alwys libc }
- end;
- { 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('SEARCH_DIR('+maybequoted(HPath.Str)+')');
- HPath:=TCmdStrListItem(HPath.Next);
- end;
- HPath:=TCmdStrListItem(LibrarySearchPath.First);
- while assigned(HPath) do
- begin
- LinkRes.Add('SEARCH_DIR('+maybequoted(HPath.Str)+')');
- HPath:=TCmdStrListItem(HPath.Next);
- end;
- LinkRes.Add('INPUT(');
- { add objectfiles, start with prt0 always }
- { solaris port contains _start inside the system unit, it
- needs only one entry because it is linked always against libc
- if prtobj<>'' then
- LinkRes.AddFileName(FindObjectFile(prtobj,'',false));
- }
- { try to add crti and crtbegin if linking to C }
- if linklibc then { Needed in solaris? }
- begin
- { if librarysearchpath.FindFile('crtbegin.o',s) then
- LinkRes.AddFileName(s);}
- if librarysearchpath.FindFile('crti.o',false,s) then
- LinkRes.AddFileName(s);
- end;
- { main objectfiles }
- while not ObjectFiles.Empty do
- begin
- s:=ObjectFiles.GetFirst;
- if s<>'' then
- LinkRes.AddFileName(maybequoted(s));
- end;
- LinkRes.Add(')');
- { Write staticlibraries }
- if not StaticLibFiles.Empty then
- begin
- LinkRes.Add('GROUP(');
- While not StaticLibFiles.Empty do
- begin
- S:=StaticLibFiles.GetFirst;
- LinkRes.AddFileName(maybequoted(s))
- end;
- LinkRes.Add(')');
- end;
- { 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) }
- if not SharedLibFiles.Empty then
- begin
- LinkRes.Add('INPUT(');
- 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
- begin
- linklibc:=true;
- linkdynamic:=false; { libc will include the ld-solaris (war ld-linux) for us }
- end;
- end;
- { be sure that libc is the last lib }
- if linklibc then
- LinkRes.Add('-lc');
- { when we have -static for the linker the we also need libgcc }
- if (cs_link_staticflag in current_settings.globalswitches) then begin
- LinkRes.Add('-lgcc');
- end;
- if linkdynamic and (Info.DynamicLinker<>'') then { gld has a default, DynamicLinker is not set in solaris }
- LinkRes.AddFileName(Info.DynamicLinker);
- LinkRes.Add(')');
- end;
- { objects which must be at the end }
- if linklibc then {needed in solaris ? }
- begin
- if {librarysearchpath.FindFile('crtend.o',s1) or}
- librarysearchpath.FindFile('crtn.o',false,s2) then
- begin
- LinkRes.Add('INPUT(');
- { LinkRes.AddFileName(s1);}
- LinkRes.AddFileName(s2);
- LinkRes.Add(')');
- end;
- end;
- { Write and Close response }
- linkres.writetodisk;
- LinkRes.Free;
- WriteResponseFile:=True;
- end;
- function TLinkersolaris.MakeExecutable:boolean;
- var
- binstr,
- cmdstr : TCmdStr;
- success : boolean;
- DynLinkStr : string[60];
- StaticStr,
- StripStr : string[40];
- begin
- if not(cs_link_nolink in current_settings.globalswitches) then
- Message1(exec_i_linking,current_module.exefilename^);
- { Create some replacements }
- StaticStr:='';
- StripStr:='';
- DynLinkStr:='';
- if (cs_link_staticflag in current_settings.globalswitches) then
- StaticStr:='-Bstatic';
- if (cs_link_strip in current_settings.globalswitches) then
- StripStr:='-s';
- If (cs_profile in current_settings.moduleswitches) or
- ((Info.DynamicLinker<>'') and (not SharedLibFiles.Empty)) then
- DynLinkStr:='-dynamic-linker='+Info.DynamicLinker;
- { solaris sets DynamicLinker, but gld will (hopefully) defaults to -Bdynamic and add the default-linker }
- { Write used files and libraries }
- WriteResponseFile(false);
- { Call linker }
- SplitBinCmd(Info.ExeCmd[1],binstr,cmdstr);
- Replace(cmdstr,'$EXE',maybequoted(current_module.exefilename^));
- Replace(cmdstr,'$OPT',Info.ExtraOptions);
- Replace(cmdstr,'$RES',maybequoted(outputexedir+Info.ResName));
- Replace(cmdstr,'$STATIC',StaticStr);
- Replace(cmdstr,'$STRIP',StripStr);
- Replace(cmdstr,'$DYNLINK',DynLinkStr);
- success:=DoExec(FindUtil(utilsprefix+BinStr),CmdStr,true,false);
- { Remove ReponseFile }
- {$IFNDEF LinkTest}
- if (success) and not(cs_link_nolink in current_settings.globalswitches) then
- DeleteFile(outputexedir+Info.ResName);
- {$ENDIF}
- MakeExecutable:=success; { otherwise a recursive call to link method }
- end;
- Function TLinkersolaris.MakeSharedLibrary:boolean;
- var
- binstr,
- cmdstr : TCmdStr;
- success : boolean;
- begin
- MakeSharedLibrary:=false;
- if not(cs_link_nolink in current_settings.globalswitches) then
- Message1(exec_i_linking,current_module.sharedlibfilename^);
- { Write used files and libraries }
- WriteResponseFile(true);
- { Call linker }
- SplitBinCmd(Info.DllCmd[1],binstr,cmdstr);
- Replace(cmdstr,'$EXE',maybequoted(current_module.sharedlibfilename^));
- Replace(cmdstr,'$OPT',Info.ExtraOptions);
- Replace(cmdstr,'$RES',maybequoted(outputexedir+Info.ResName));
- success:=DoExec(FindUtil(utilsprefix+binstr),cmdstr,true,false);
- { Strip the library ? }
- if success and (cs_link_strip in current_settings.globalswitches) then
- begin
- SplitBinCmd(Info.DllCmd[2],binstr,cmdstr);
- Replace(cmdstr,'$EXE',maybequoted(current_module.sharedlibfilename^));
- success:=DoExec(utilsprefix+FindUtil(binstr),cmdstr,true,false);
- end;
- { Remove ReponseFile }
- {$IFNDEF LinkTest}
- if (success) and not(cs_link_nolink in current_settings.globalswitches) then
- DeleteFile(outputexedir+Info.ResName);
- {$ENDIF}
- MakeSharedLibrary:=success; { otherwise a recursive call to link method }
- end;
- {*****************************************************************************
- Initialize
- *****************************************************************************}
- initialization
- {$ifdef i386}
- RegisterExternalLinker(system_i386_solaris_info,TLinkersolaris);
- RegisterImport(system_i386_solaris,TImportLibsolaris);
- RegisterExport(system_i386_solaris,TExportLibsolaris);
- RegisterTarget(system_i386_solaris_info);
- {$endif i386}
- {$ifdef sparc}
- RegisterExternalLinker(system_sparc_solaris_info,TLinkersolaris);
- RegisterImport(system_sparc_solaris,TImportLibsolaris);
- RegisterExport(system_sparc_solaris,TExportLibsolaris);
- RegisterTarget(system_sparc_solaris_info);
- {$endif sparc}
- end.
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