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Diffstat (limited to 'compiler/systems/t_sunos.pas')
| -rw-r--r-- | compiler/systems/t_sunos.pas | 490 |
1 files changed, 490 insertions, 0 deletions
diff --git a/compiler/systems/t_sunos.pas b/compiler/systems/t_sunos.pas new file mode 100644 index 0000000000..d600f5d9a0 --- /dev/null +++ b/compiler/systems/t_sunos.pas @@ -0,0 +1,490 @@ +{ + 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 } +{$DEFINE GnuLd} {The other is not implemented } + +implementation + + uses + cutils,cclasses, + verbose,systems,globtype,globals, + symconst,script, + fmodule,aasmbase,aasmtai,aasmcpu,cpubase,symsym,symdef, + cgobj, + import,export,link,i_sunos; + + type + timportlibsolaris=class(timportlib) + procedure preparelib(const s:string);override; + procedure importprocedure(aprocdef:tprocdef;const module:string;index:longint;const name:string);override; + procedure importvariable(vs:tglobalvarsym;const name,module:string);override; + procedure generatelib;override; + end; + + texportlibsolaris=class(texportlib) + procedure preparelib(const s : string);override; + procedure exportprocedure(hp : texported_item);override; + procedure exportvar(hp : texported_item);override; + procedure generatelib;override; + end; + + tlinkersolaris=class(texternallinker) + private + Glibc2, + Glibc21 : boolean; + Function WriteResponseFile(isdll:boolean) : Boolean; + public + constructor Create;override; + procedure SetDefaultInfo;override; + function MakeExecutable:boolean;override; + function MakeSharedLibrary:boolean;override; + end; + + +{***************************************************************************** + TIMPORTLIBsolaris +*****************************************************************************} + +procedure timportlibsolaris.preparelib(const s : string); +begin +{$ifDef LinkTest} + WriteLN('Prepare import: ',s); +{$EndIf} +end; + + +procedure timportlibsolaris.importprocedure(aprocdef:tprocdef;const module:string;index:longint;const name:string); +begin + { insert sharedlibrary } +{$ifDef LinkTest} + WriteLN('Import: f:',func,' m:',module,' n:',name); +{$EndIf} + current_module.linkothersharedlibs.add(SplitName(module),link_allways); +end; + + +procedure timportlibsolaris.importvariable(vs:tglobalvarsym;const name,module:string); +begin + { insert sharedlibrary } + current_module.linkothersharedlibs.add(SplitName(module),link_allways); + { reset the mangledname and turn off the dll_var option } + vs.set_mangledname(name); + exclude(vs.varoptions,vo_is_dll_var); +end; + + +procedure timportlibsolaris.generatelib; +begin +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; +begin + new_section(asmlist[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 } + if tprocsym(hp2.sym).first_procdef.mangledname<>hp2.name^ then + begin + { place jump in al_procedures } + asmlist[al_procedures].concat(tai_align.create(target_info.alignment.procalign)); + asmlist[al_procedures].concat(Tai_symbol.Createname_global(hp2.name^,AT_FUNCTION,0)); + cg.a_jmp_name(asmlist[al_procedures],tprocsym(hp2.sym).first_procdef.mangledname); + asmlist[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 aktglobalswitches) then WriteLN('ForceLinkStaticFlag'); + if (cs_link_static in aktglobalswitches) then WriteLN('LinkStatic-Flag'); + if (cs_link_shared in aktglobalswitches) 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 : TStringListItem; + s,s2 : string; + 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 aktmoduleswitches 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:=TStringListItem(current_module.locallibrarysearchpath.First); + while assigned(HPath) do + begin + LinkRes.Add('SEARCH_DIR('+maybequoted(HPath.Str)+')'); + HPath:=TStringListItem(HPath.Next); + end; + HPath:=TStringListItem(LibrarySearchPath.First); + while assigned(HPath) do + begin + LinkRes.Add('SEARCH_DIR('+maybequoted(HPath.Str)+')'); + HPath:=TStringListItem(HPath.Next); + end; + + LinkRes.Add('INPUT('); + { add objectfiles, start with prt0 always } + 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',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 aktglobalswitches) 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',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 : String; + cmdstr : TCmdStr; + success : boolean; + DynLinkStr : string[60]; + StaticStr, + StripStr : string[40]; +begin + if not(cs_link_extern in aktglobalswitches) then + Message1(exec_i_linking,current_module.exefilename^); + +{ Create some replacements } + StaticStr:=''; + StripStr:=''; + DynLinkStr:=''; + if (cs_link_staticflag in aktglobalswitches) then + StaticStr:='-Bstatic'; + if (cs_link_strip in aktglobalswitches) then + StripStr:='-s'; + If (cs_profile in aktmoduleswitches) 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_extern in aktglobalswitches) then + RemoveFile(outputexedir+Info.ResName); +{$ENDIF} + MakeExecutable:=success; { otherwise a recursive call to link method } +end; + + +Function TLinkersolaris.MakeSharedLibrary:boolean; +var + binstr : String; + cmdstr : TCmdStr; + success : boolean; +begin + MakeSharedLibrary:=false; + if not(cs_link_extern in aktglobalswitches) then + Message1(exec_i_linking,current_module.sharedlibfilename^); + +{ Write used files and libraries } + WriteResponseFile(true); + +{ Call linker } + SplitBinCmd(Info.DllCmd[1],binstr,cmdstr); + Replace(cmdstr,'$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 aktglobalswitches) 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_extern in aktglobalswitches) then + RemoveFile(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. |