/usr/share/fpcsrc/2.6.2/compiler/symutil.pas is in fpc-source-2.6.2 2.6.2-8.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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Copyright (c) 1998-2002 by Florian Klaempfl
This unit provides some help routines for symbol handling
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 symutil;
{$i fpcdefs.inc}
interface
uses
symbase,symtype,symsym;
function is_funcret_sym(p:TSymEntry):boolean;
function equal_constsym(sym1,sym2:tconstsym):boolean;
implementation
uses
cclasses,
globtype,cpuinfo,procinfo,constexp,
symconst,widestr;
function is_funcret_sym(p:TSymEntry):boolean;
begin
is_funcret_sym:=(p.typ in [absolutevarsym,localvarsym,paravarsym]) and
(vo_is_funcret in tabstractvarsym(p).varoptions);
end;
function equal_constsym(sym1,sym2:tconstsym):boolean;
var
p1,p2,pend : pchar;
begin
equal_constsym:=false;
if sym1.consttyp<>sym2.consttyp then
exit;
case sym1.consttyp of
constord :
equal_constsym:=(sym1.value.valueord=sym2.value.valueord);
constpointer :
equal_constsym:=(sym1.value.valueordptr=sym2.value.valueordptr);
conststring,constresourcestring :
begin
if sym1.value.len=sym2.value.len then
begin
p1:=pchar(sym1.value.valueptr);
p2:=pchar(sym2.value.valueptr);
pend:=p1+sym1.value.len;
while (p1<pend) do
begin
if p1^<>p2^ then
break;
inc(p1);
inc(p2);
end;
if (p1=pend) then
equal_constsym:=true;
end;
end;
constwstring :
begin
if (sym1.value.len=sym2.value.len) and
(comparewidestrings(sym1.value.valueptr,sym2.value.valueptr)=0) then
equal_constsym:=true;
end;
constreal :
equal_constsym:=(pbestreal(sym1.value.valueptr)^=pbestreal(sym2.value.valueptr)^);
constset :
equal_constsym:=(pnormalset(sym1.value.valueptr)^=pnormalset(sym2.value.valueptr)^);
constnil :
equal_constsym:=true;
end;
end;
end.
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