fpc/compiler/pexports.pas
florian 7e40231ad7 * some dll support for win32
* fixed assembler writing for PalmOS
1998-10-29 11:35:36 +00:00

108 lines
3.3 KiB
ObjectPascal

{
$Id$
Copyright (c) 1998 by Florian Klaempfl
This unit handles the exports parsing
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 pexports;
interface
{ reads an exports statement in a library }
procedure read_exports;
implementation
uses
cobjects,globals,scanner,symtable,pbase,verbose,export;
const
{ export options }
eo_resident = $1;
procedure read_exports;
var
hp : pexported_procedure;
code : word;
begin
consume(_EXPORTS);
while true do
begin
hp:=new(pexported_procedure,init);
if token=ID then
begin
getsym(pattern,true);
if srsym^.typ=unitsym then
begin
consume(ID);
consume(POINT);
getsymonlyin(punitsym(srsym)^.unitsymtable,pattern);
end;
consume(ID);
if assigned(srsym) then
begin
hp^.sym:=srsym;
if (srsym^.typ<>procsym) or
((pprocdef(pprocsym(srsym)^.definition)^.options and poexports)=0) then
Message(parser_e_illegal_symbol_exported);
if (idtoken=_INDEX) then
begin
consume(_INDEX);
val(pattern,hp^.index,code);
consume(INTCONST);
end;
if (idtoken=_NAME) then
begin
consume(_NAME);
hp^.name:=stringdup(pattern);
consume(ID);
end;
if (idtoken=_RESIDENT) then
begin
consume(_RESIDENT);
hp^.options:=hp^.options or eo_resident;
end;
end;
exportlib^.exportprocedure(hp);
end
else
consume(ID);
if token=COMMA then
consume(COMMA)
else
break;
end;
consume(SEMICOLON);
end;
end.
{
$Log$
Revision 1.3 1998-10-29 11:35:51 florian
* some dll support for win32
* fixed assembler writing for PalmOS
Revision 1.2 1998/09/26 17:45:35 peter
+ idtoken and only one token table
}