fpc/rtl/linux/termiosproc.inc
2007-07-22 09:53:21 +00:00

116 lines
2.6 KiB
PHP

{
}
{******************************************************************************
IOCtl and Termios calls
******************************************************************************}
Function TCGetAttr(fd:cint;var tios:TermIOS):cint; {$ifdef VER2_0}inline;{$endif}
begin
TCGetAttr:=fpIOCtl(fd,TCGETS,@tios);
end;
Function TCSetAttr(fd:cint;OptAct:cint;const tios:TermIOS):cint;
var
nr:culong;
begin
case OptAct of
TCSANOW : nr:=TCSETS;
TCSADRAIN : nr:=TCSETSW;
TCSAFLUSH : nr:=TCSETSF;
else
begin
fpsetErrNo(ESysEINVAL);
TCSetAttr:=-1;
exit;
end;
end;
TCSetAttr:=fpIOCtl(fd,nr,@Tios);
end;
Procedure CFSetISpeed(var tios:TermIOS;speed:Cardinal); {$ifdef VER2_0}inline;{$endif}
begin
tios.c_cflag:=(tios.c_cflag and (not CBAUD)) or speed;
end;
Procedure CFSetOSpeed(var tios:TermIOS;speed:Cardinal); {$ifdef VER2_0}inline;{$endif}
begin
CFSetISpeed(tios,speed);
end;
{ checked against glibc 2.3.3 (FK) }
Procedure CFMakeRaw(var tios:TermIOS);
begin
with tios do
begin
c_iflag:=c_iflag and (not (IGNBRK or BRKINT or PARMRK or ISTRIP or
INLCR or IGNCR or ICRNL or IXON));
c_oflag:=c_oflag and (not OPOST);
c_lflag:=c_lflag and (not (ECHO or ECHONL or ICANON or ISIG or IEXTEN));
c_cflag:=(c_cflag and (not (CSIZE or PARENB))) or CS8;
c_cc[VMIN]:=1;
c_cc[VTIME]:=0;
end;
end;
Function TCSendBreak(fd,duration:cint):cint; {$ifdef VER2_0}inline;{$endif}
begin
TCSendBreak:=fpIOCtl(fd,TCSBRK,pointer(ptrint(duration)));
end;
Function TCSetPGrp(fd,id:cint):cint; {$ifdef VER2_0}inline;{$endif}
begin
TCSetPGrp:=fpIOCtl(fd,TIOCSPGRP,pointer(ptrint(id)));
end;
Function TCGetPGrp(fd:cint;var id:cint):cint; {$ifdef VER2_0}inline;{$endif}
begin
TCGetPGrp:=fpIOCtl(fd,TIOCGPGRP,@id);
end;
Function TCDrain(fd:cint):cint; {$ifdef VER2_0}inline;{$endif}
begin
TCDrain:=fpIOCtl(fd,TCSBRK,pointer(1));
end;
Function TCFlow(fd,act:cint):cint; {$ifdef VER2_0}inline;{$endif}
begin
TCFlow:=fpIOCtl(fd,TCXONC,pointer(ptrint(act)));
end;
Function TCFlush(fd,qsel:cint):cint; {$ifdef VER2_0}inline;{$endif}
begin
TCFlush:=fpIOCtl(fd,TCFLSH,pointer(ptrint(qsel)));
end;
Function IsATTY (Handle:cint):cint;
{
Check if the filehandle described by 'handle' is a TTY (Terminal)
}
var
t : Termios;
begin
if TCGetAttr(Handle,t)=0 then
IsAtty:=1
else
IsAtty:=0;
end;
Function IsATTY(var f: text):cint; {$ifdef VER2_0}inline;{$endif}
{
Idem as previous, only now for text variables.
}
begin
IsATTY:=IsaTTY(textrec(f).handle);
end;