fpc/rtl/darwin/unxfunc.inc
Jonas Maebe 483b3b4a30 * more ESysEINTR handling
git-svn-id: trunk@12926 -
2009-03-19 22:01:09 +00:00

65 lines
1.6 KiB
PHP

{
This file is part of the Free Component Library (FCL)
Copyright (c) 1999-2000 by Peter Vreman
Darwin temporary pclose/assignpipe implementation
See the file COPYING.FPC, included in this distribution,
for details about the copyright.
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.
**********************************************************************}
Function PClose(Var F:file) : cint;
var
pl : ^cint;
res: cint;
begin
repeat
res:=fpclose(filerec(F).Handle);
until (res<>-1) or (fpgeterrno<>ESysEINTR);
{ closed our side, Now wait for the other - this appears to be needed ?? }
pl:=@(filerec(f).userdata[2]);
pclose := WaitProcess(pl^);
end;
Function PClose(Var F:text) :cint;
var
pl : ^cint;
res : cint;
begin
repeat
res:=fpclose(Textrec(F).Handle);
until (res<>-1) or (fpgeterrno<>ESysEINTR);
{ closed our side, Now wait for the other - this appears to be needed ?? }
pl:=@(textrec(f).userdata[2]);
pclose:= WaitProcess(pl^);
end;
// can't have oldfpccall here, linux doesn't need it.
Function AssignPipe(var pipe_in,pipe_out:cint):cint; [public, alias : 'FPC_SYSC_ASSIGNPIPE'];
{
Sets up a pair of file variables, which act as a pipe. The first one can
be read from, the second one can be written to.
If the operation was unsuccesful, linuxerror is set.
}
var
ret : longint;
fdis : array[0..1] of cint;
begin
fdis[0]:=pipe_in;
fdis[1]:=pipe_out;
ret:=pipe(fdis);
pipe_in:=fdis[0];
pipe_out:=fdis[1];
AssignPipe:=ret;
end;