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667 lines
21 KiB
ObjectPascal
667 lines
21 KiB
ObjectPascal
{
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Copyright (c) 1998-2008 by Peter Vreman
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This unit implements support import,export,link routines
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for the (i386) solaris target
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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_sunos;
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{$i fpcdefs.inc}
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interface
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{ copy from t_linux
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// Up to now we use gld since the solaris ld seems not support .res-files}
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{-$DEFINE LinkTest} { DON't del link.res and write Info }
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{$DEFINE GnuLd}{The other is not implemented }
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implementation
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uses
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sysutils,
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cutils,cfileutl,cclasses,
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verbose,systems,globtype,globals,
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symconst,script,
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fmodule,aasmbase,aasmtai,aasmdata,aasmcpu,cpubase,symsym,symdef,
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cgobj,
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import,export,expunix,link,comprsrc,rescmn,i_sunos,ogbase;
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type
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timportlibsolaris=class(timportlib)
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procedure generatelib;override;
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end;
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texportlibsolaris=class(texportlibunix)
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(*
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procedure setinitname(list: TAsmList; const s: string); override;
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procedure setfininame(list: TAsmList; const s: string); override;
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*)
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end;
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tlinkersolaris=class(texternallinker)
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private
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Glibc2,
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Glibc21 : boolean;
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use_gnu_ld : boolean;
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linkres : TLinkRes;
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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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function MakeSharedLibrary:boolean;override;
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end;
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{*****************************************************************************
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TIMPORTLIBsolaris
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*****************************************************************************}
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procedure timportlibsolaris.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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TEXPORTLIBsolaris
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*****************************************************************************}
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(*
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procedure texportlibsolaris.setinitname(list: TAsmList; const s: string);
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begin
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inherited setinitname(list,s);
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{$ifdef sparc}
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list.concat(tai_section.create(sec_init,'',4));
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list.concat(tai_symbol.createname_global('_init',AT_FUNCTION,0));
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list.concat(taicpu.op_reg_const_reg(A_SAVE,NR_STACK_POINTER_REG,-96,NR_STACK_POINTER_REG));
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{$endif sparc}
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end;
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procedure texportlibsolaris.setfininame(list: TAsmList; const s: string);
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begin
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inherited setfininame(list,s);
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{$ifdef sparc}
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list.concat(tai_section.create(sec_fini,'',4));
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list.concat(tai_symbol.createname_global('_fini',AT_FUNCTION,0));
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list.concat(taicpu.op_reg_const_reg(A_SAVE,NR_STACK_POINTER_REG,-96,NR_STACK_POINTER_REG));
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{$endif sparc}
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end;
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*)
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{*****************************************************************************
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TLINKERsolaris
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*****************************************************************************}
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Constructor TLinkersolaris.Create;
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begin
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Inherited Create;
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if cs_link_native in init_settings.globalswitches then
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use_gnu_ld:=false
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else
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use_gnu_ld:=true;
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if NOT Dontlinkstdlibpath Then
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{$ifdef x86_64}
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LibrarySearchPath.AddPath(sysrootpath,'/lib/64;/usr/lib/64;/usr/X11R6/lib/64;/opt/sfw/lib/64',true);
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{$else not x86_64}
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LibrarySearchPath.AddPath(sysrootpath,'/lib;/usr/lib;/usr/X11R6/lib;/opt/sfw/lib',true);
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{$endif not x86_64}
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{$ifdef LinkTest}
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if (cs_link_staticflag in current_settings.globalswitches) then WriteLN('ForceLinkStaticFlag');
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if (cs_link_static in current_settings.globalswitches) then WriteLN('LinkStatic-Flag');
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if (cs_link_shared in current_settings.globalswitches) then WriteLN('LinkSynamicFlag');
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{$EndIf}
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end;
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procedure TLinkersolaris.SetDefaultInfo;
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{
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This will also detect which libc version will be used
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}
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{$ifdef x86_64}
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const
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gld = 'gld -m elf_x86_64 ';
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solaris_ld = '/usr/bin/ld -64 ';
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{$endif}
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{$ifdef i386}
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const
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gld = 'gld ';
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solaris_ld = '/usr/bin/ld ';
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{$endif }
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{$ifdef sparc}
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const
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gld = 'gld ';
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solaris_ld = 'ld ';
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{$endif}
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begin
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Glibc2:=false;
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Glibc21:=false;
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with Info do
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begin
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{$IFDEF GnuLd}
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ExeCmd[1]:=gld + '$OPT $DYNLINK $STATIC $STRIP -L. -o $EXE $RES';
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ExeCmd[2]:=solaris_ld + '$OPT $DYNLINK $STATIC $STRIP -L . -o $EXE $RESDATA';
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DllCmd[1]:=gld + '$OPT $INITFINI -shared -L. -o $EXE $RES';
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DllCmd[2]:='gstrip --strip-unneeded $EXE';
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DllCmd[3]:=solaris_ld + '$OPT $INITFINI -M $VERSIONFILE -G -Bdynamic -L. -o $EXE $RESDATA';
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DynamicLinker:=''; { Gnu uses the default }
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Glibc21:=false;
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{$ELSE}
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Not Implememted
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{$ENDIF}
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end;
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end;
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Function TLinkersolaris.WriteResponseFile(isdll:boolean) : Boolean;
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Var
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i : longint;
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{ cprtobj,
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gprtobj,
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prtobj : string[80];}
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HPath : TCmdStrListItem;
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s,s2 : TCmdStr;
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linkdynamic,
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linklibc : boolean;
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LinkRes2 : TLinkRes;
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begin
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WriteResponseFile:=False;
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{ set special options for some targets }
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linkdynamic:=not(SharedLibFiles.empty);
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{ linkdynamic:=false; // da nicht getestet }
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linklibc:=(SharedLibFiles.Find('c')<>nil);
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{ prtobj:='prt0';
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cprtobj:='cprt0';
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gprtobj:='gprt0';}
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if cs_profile in current_settings.moduleswitches then
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begin
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{ prtobj:=gprtobj;}
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if not glibc2 then
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AddSharedLibrary('gmon');
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AddSharedLibrary('c');
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linklibc:=true;
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end
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else
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begin
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if linklibc then
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begin
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{ prtobj:=cprtobj;}
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end
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else
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AddSharedLibrary('c'); { quick hack: this solaris implementation needs alwys libc }
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end;
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if use_gnu_ld then
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begin
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{ Open link.res file }
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LinkRes:=TLinkRes.Create(outputexedir+Info.ResName);
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{ Write path to search libraries }
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HPath:=TCmdStrListItem(current_module.locallibrarysearchpath.First);
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while assigned(HPath) do
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begin
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LinkRes.Add('SEARCH_DIR('+maybequoted(HPath.Str)+')');
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HPath:=TCmdStrListItem(HPath.Next);
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end;
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HPath:=TCmdStrListItem(LibrarySearchPath.First);
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while assigned(HPath) do
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begin
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LinkRes.Add('SEARCH_DIR('+maybequoted(HPath.Str)+')');
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HPath:=TCmdStrListItem(HPath.Next);
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end;
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{ force local symbol resolution (i.e., inside the shared }
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{ library itself) for all non-exorted symbols, otherwise }
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{ several RTL symbols of FPC-compiled shared libraries }
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{ will be bound to those of a single shared library or }
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{ to the main program }
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if (isdll) then
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begin
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LinkRes.add('VERSION');
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LinkRes.add('{');
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LinkRes.add(' {');
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if not texportlibunix(exportlib).exportedsymnames.empty then
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begin
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LinkRes.add(' global:');
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repeat
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LinkRes.add(' '+texportlibunix(exportlib).exportedsymnames.getfirst+';');
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until texportlibunix(exportlib).exportedsymnames.empty;
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end;
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LinkRes.add(' local:');
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LinkRes.add(' *;');
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LinkRes.add(' };');
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LinkRes.add('}');
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end;
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LinkRes.Add('INPUT(');
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{ add objectfiles, start with prt0 always }
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{ solaris port contains _start inside the system unit, it
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needs only one entry because it is linked always against libc
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if prtobj<>'' then
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LinkRes.AddFileName(FindObjectFile(prtobj,'',false));
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}
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{ try to add crti and crtbegin if linking to C }
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if linklibc then { Needed in solaris? }
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begin
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{ if librarysearchpath.FindFile('crtbegin.o',s) then
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LinkRes.AddFileName(s);}
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if librarysearchpath.FindFile('crti.o',false,s) then
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LinkRes.AddFileName(s);
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end;
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{ 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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LinkRes.AddFileName(maybequoted(s));
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end;
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LinkRes.Add(')');
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{ Write staticlibraries }
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if not StaticLibFiles.Empty then
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begin
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LinkRes.Add('GROUP(');
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While not StaticLibFiles.Empty do
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begin
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S:=StaticLibFiles.GetFirst;
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LinkRes.AddFileName(maybequoted(s))
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end;
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LinkRes.Add(')');
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end;
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{ Write sharedlibraries like -l<lib>, also add the needed dynamic linker
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here to be sure that it gets linked this is needed for glibc2 systems (PFV) }
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if not SharedLibFiles.Empty then
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begin
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LinkRes.Add('INPUT(');
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While not SharedLibFiles.Empty do
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begin
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S:=SharedLibFiles.GetFirst;
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if s<>'c' then
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begin
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i:=Pos(target_info.sharedlibext,S);
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if i>0 then
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Delete(S,i,255);
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LinkRes.Add('-l'+s);
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end
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else
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begin
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linklibc:=true;
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linkdynamic:=false; { libc will include the ld-solaris (war ld-linux) for us }
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end;
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end;
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{ be sure that libc is the last lib }
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if linklibc then
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LinkRes.Add('-lc');
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{ when we have -static for the linker the we also need libgcc }
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if (cs_link_staticflag in current_settings.globalswitches) then begin
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LinkRes.Add('-lgcc');
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end;
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if linkdynamic and (Info.DynamicLinker<>'') then { gld has a default, DynamicLinker is not set in solaris }
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LinkRes.AddFileName(Info.DynamicLinker);
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LinkRes.Add(')');
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end;
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{ objects which must be at the end }
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if linklibc then {needed in solaris ? }
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begin
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if {librarysearchpath.FindFile('crtend.o',s1) or}
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librarysearchpath.FindFile('crtn.o',false,s2) then
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begin
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LinkRes.Add('INPUT(');
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{ LinkRes.AddFileName(s1);}
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LinkRes.AddFileName(s2);
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LinkRes.Add(')');
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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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end
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else { not use_gnu_ld }
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begin
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{ Open TlinkRes, will not be written to disk }
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LinkRes:=TLinkRes.Create(outputexedir+Info.ResName+'2');
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{ Write path to search libraries }
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HPath:=TCmdStrListItem(current_module.locallibrarysearchpath.First);
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while assigned(HPath) do
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begin
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LinkRes.Add('-L '+maybequoted(HPath.Str));
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HPath:=TCmdStrListItem(HPath.Next);
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end;
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HPath:=TCmdStrListItem(LibrarySearchPath.First);
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while assigned(HPath) do
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begin
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LinkRes.Add('-L '+maybequoted(HPath.Str));
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HPath:=TCmdStrListItem(HPath.Next);
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end;
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{ force local symbol resolution (i.e., inside the shared }
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{ library itself) for all non-exorted symbols, otherwise }
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{ several RTL symbols of FPC-compiled shared libraries }
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{ will be bound to those of a single shared library or }
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{ to the main program }
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if (isdll) then
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begin
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LinkRes2:=TLinkRes.Create(outputexedir+Info.ResName);
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// LinkRes2.add('VERSION'); not needed for now
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LinkRes2.add(' {');
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if not texportlibunix(exportlib).exportedsymnames.empty then
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begin
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LinkRes2.add(' global:');
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repeat
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LinkRes2.add(' '+texportlibunix(exportlib).exportedsymnames.getfirst+';');
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until texportlibunix(exportlib).exportedsymnames.empty;
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end;
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LinkRes2.add(' local:');
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LinkRes2.add(' *;');
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LinkRes2.add(' };');
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LinkRes2.writetodisk;
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LinkRes2.Free;
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end;
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{ add objectfiles, start with prt0 always }
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{ solaris port contains _start inside the system unit, it
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needs only one entry because it is linked always against libc
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if prtobj<>'' then
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LinkRes.AddFileName(FindObjectFile(prtobj,'',false));
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}
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{ try to add crti and crtbegin if linking to C }
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if linklibc then { Needed in solaris? }
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begin
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{ if librarysearchpath.FindFile('crtbegin.o',s) then
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LinkRes.AddFileName(s);}
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if librarysearchpath.FindFile('crti.o',false,s) then
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LinkRes.AddFileName(s);
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end;
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{ 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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LinkRes.AddFileName(maybequoted(s));
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end;
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{ Write staticlibraries }
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if not StaticLibFiles.Empty then
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begin
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linkres.add('-(');
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While not StaticLibFiles.Empty do
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begin
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S:=StaticLibFiles.GetFirst;
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LinkRes.AddFileName(maybequoted(s))
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end;
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linkres.add('-)');
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end;
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{ Write sharedlibraries like -l<lib>, also add the needed dynamic linker
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here to be sure that it gets linked this is needed for glibc2 systems (PFV) }
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if not SharedLibFiles.Empty then
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begin
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While not SharedLibFiles.Empty do
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begin
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S:=SharedLibFiles.GetFirst;
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if s<>'c' then
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begin
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i:=Pos(target_info.sharedlibext,S);
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if i>0 then
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Delete(S,i,255);
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LinkRes.Add('-l'+s);
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end
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else
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begin
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linklibc:=true;
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linkdynamic:=false; { libc will include the ld-solaris (war ld-linux) for us }
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end;
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end;
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{ be sure that libc is the last lib }
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if linklibc then
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LinkRes.Add('-lc');
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{ when we have -static for the linker the we also need libgcc }
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if (cs_link_staticflag in current_settings.globalswitches) then begin
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LinkRes.Add('-lgcc');
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end;
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if linkdynamic and (Info.DynamicLinker<>'') then { gld has a default, DynamicLinker is not set in solaris }
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LinkRes.AddFileName(Info.DynamicLinker);
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end;
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{ objects which must be at the end }
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if linklibc then {needed in solaris ? }
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begin
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if {librarysearchpath.FindFile('crtend.o',s1) or}
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librarysearchpath.FindFile('crtn.o',false,s2) then
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begin
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{ LinkRes.AddFileName(s1);}
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LinkRes.AddFileName(s2);
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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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end;
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WriteResponseFile:=True;
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end;
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|
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function TLinkersolaris.MakeExecutable:boolean;
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var
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binstr,
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s, linkstr,
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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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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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StaticStr:='';
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StripStr:='';
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DynLinkStr:='';
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if (cs_link_staticflag in current_settings.globalswitches) then
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StaticStr:='-Bstatic';
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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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if rlinkpath<>'' then
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if use_gnu_ld then
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DynLinkStr:=DynLinkStr+' --rpath-link '+rlinkpath
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else
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DynLinkStr:=DynLinkStr+' -R '+rlinkpath;
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{ solaris sets DynamicLinker, but gld will (hopefully) defaults to -Bdynamic and add the default-linker }
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{ Write used files and libraries }
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WriteResponseFile(false);
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{ Call linker }
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if use_gnu_ld then
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SplitBinCmd(Info.ExeCmd[1],binstr,cmdstr)
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else
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SplitBinCmd(Info.ExeCmd[2],binstr,cmdstr);
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|
Replace(cmdstr,'$EXE',maybequoted(current_module.exefilename^));
|
|
Replace(cmdstr,'$OPT',Info.ExtraOptions);
|
|
if use_gnu_ld then
|
|
Replace(cmdstr,'$RES',maybequoted(outputexedir+Info.ResName))
|
|
else
|
|
begin
|
|
linkstr:='';
|
|
while not linkres.data.Empty do
|
|
begin
|
|
s:=linkres.data.GetFirst;
|
|
if s<>'' then
|
|
linkstr:=linkstr+' '+s;
|
|
end;
|
|
linkres.free;
|
|
Replace(cmdstr,'$RESDATA',linkstr);
|
|
end;
|
|
Replace(cmdstr,'$STATIC',StaticStr);
|
|
Replace(cmdstr,'$STRIP',StripStr);
|
|
Replace(cmdstr,'$DYNLINK',DynLinkStr);
|
|
if BinStr[1]<>'/' then
|
|
success:=DoExec(FindUtil(utilsprefix+BinStr),CmdStr,true,false)
|
|
else { Using utilsprefix has no sense on /usr/bin/ld }
|
|
success:=DoExec(BinStr,Trim(CmdStr),true,false);
|
|
|
|
{ Remove ReponseFile }
|
|
{$IFNDEF LinkTest}
|
|
if (success) and use_gnu_ld and
|
|
not(cs_link_nolink in current_settings.globalswitches) then
|
|
DeleteFile(outputexedir+Info.ResName);
|
|
{$ENDIF}
|
|
MakeExecutable:=success; { otherwise a recursive call to link method }
|
|
end;
|
|
|
|
|
|
Function TLinkersolaris.MakeSharedLibrary:boolean;
|
|
var
|
|
InitFiniStr : string;
|
|
binstr,
|
|
s, linkstr,
|
|
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);
|
|
|
|
{ Create some replacements }
|
|
{ initname and fininame may contain $, which can be wrongly interpreted
|
|
in a link script, thus we surround them with single quotes
|
|
in cs_link_nolink is in globalswitches }
|
|
if use_gnu_ld then
|
|
begin
|
|
InitFiniStr:='-init ';
|
|
if cs_link_nolink in current_settings.globalswitches then
|
|
InitFiniStr:=InitFiniStr+''''+exportlib.initname+''''
|
|
else
|
|
InitFiniStr:=InitFiniStr+exportlib.initname;
|
|
if (exportlib.fininame<>'') then
|
|
begin
|
|
if cs_link_nolink in current_settings.globalswitches then
|
|
InitFiniStr:=InitFiniStr+' -fini '''+exportlib.initname+''''
|
|
else
|
|
InitFiniStr:=InitFiniStr+' -fini '+exportlib.fininame;
|
|
end;
|
|
end
|
|
else
|
|
begin
|
|
InitFiniStr:='-z initarray=';
|
|
if cs_link_nolink in current_settings.globalswitches then
|
|
InitFiniStr:=InitFiniStr+''''+exportlib.initname+''''
|
|
else
|
|
InitFiniStr:=InitFiniStr+exportlib.initname;
|
|
if (exportlib.fininame<>'') then
|
|
begin
|
|
if cs_link_nolink in current_settings.globalswitches then
|
|
InitFiniStr:=InitFiniStr+' -z finiarray='''+exportlib.initname+''''
|
|
else
|
|
InitFiniStr:=InitFiniStr+' -z finiarray='+exportlib.fininame;
|
|
end;
|
|
end;
|
|
|
|
{ Call linker }
|
|
if use_gnu_ld then
|
|
SplitBinCmd(Info.DllCmd[1],binstr,cmdstr)
|
|
else
|
|
SplitBinCmd(Info.DllCmd[3],binstr,cmdstr);
|
|
Replace(cmdstr,'$EXE',maybequoted(current_module.sharedlibfilename^));
|
|
Replace(cmdstr,'$OPT',Info.ExtraOptions);
|
|
Replace(cmdstr,'$INITFINI',InitFiniStr);
|
|
if use_gnu_ld then
|
|
Replace(cmdstr,'$RES',maybequoted(outputexedir+Info.ResName))
|
|
else
|
|
begin
|
|
Replace(cmdstr,'$VERSIONFILE',maybequoted(outputexedir+Info.ResName));
|
|
linkstr:='';
|
|
while not linkres.data.Empty do
|
|
begin
|
|
s:=linkres.data.GetFirst;
|
|
if s<>'' then
|
|
linkstr:=linkstr+' '+s;
|
|
end;
|
|
linkres.free;
|
|
Replace(cmdstr,'$RESDATA',linkstr);
|
|
end;
|
|
if BinStr[1]<>'/' then
|
|
success:=DoExec(FindUtil(utilsprefix+BinStr),CmdStr,true,false)
|
|
else { Using utilsprefix has no sense on /usr/bin/ld }
|
|
success:=DoExec(BinStr,Trim(CmdStr),true,false);
|
|
|
|
|
|
{ Strip the library ? }
|
|
if success and (cs_link_strip in current_settings.globalswitches) then
|
|
begin
|
|
SplitBinCmd(Info.DllCmd[2],binstr,cmdstr);
|
|
Replace(cmdstr,'$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}
|
|
|
|
{$ifdef x86_64}
|
|
RegisterExternalLinker(system_x86_64_solaris_info,TLinkersolaris);
|
|
RegisterImport(system_x86_64_solaris,TImportLibsolaris);
|
|
RegisterExport(system_x86_64_solaris,TExportLibsolaris);
|
|
RegisterTarget(system_x86_64_solaris_info);
|
|
{$endif x86_64}
|
|
|
|
{$ifdef sparc}
|
|
RegisterExternalLinker(system_sparc_solaris_info,TLinkersolaris);
|
|
RegisterImport(system_sparc_solaris,TImportLibsolaris);
|
|
RegisterExport(system_sparc_solaris,TExportLibsolaris);
|
|
RegisterTarget(system_sparc_solaris_info);
|
|
{$endif sparc}
|
|
|
|
RegisterRes(res_elf_info,TWinLikeResourceFile);
|
|
end.
|