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- {
- This file is part of the Free Pascal run time library.
- (c) 2000-2003 by Marco van de Voort
- member of the Free Pascal development team.
- See the file COPYING.FPC, included in this distribution,
- for details about the copyright.
- Termios implementation for FreeBSD
- 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.
- }
- {******************************************************************************
- IOCtl and Termios calls
- ******************************************************************************}
- { Old version directly called the C code but
- this is wrong if the constant is pusehd directly on stack,
- without passing the address as is done for i386 code generator PM }
- function tcsetattr(_para1:cint; _para2:cint; const _para3:termios):cint;cdecl;
- begin
- tcsetattr:=tcsetattr(_para1,_para2,@_para3);
- end;
- Procedure CFMakeRaw(var tios:TermIOS);
- begin
- with tios do
- begin
- c_iflag:=c_iflag and (not (IMAXBEL or IXOFF or INPCK or BRKINT or
- PARMRK or ISTRIP or INLCR or IGNCR or ICRNL or IXON or
- IGNPAR));
- c_iflag:=c_iflag OR IGNBRK;
- c_oflag:=c_oflag and (not OPOST);
- c_lflag:=c_lflag and (not (ECHO or ECHOE or ECHOK or ECHONL or ICANON or
- ISIG or IEXTEN or NOFLSH or TOSTOP or PENDIN));
- c_cflag:=(c_cflag and (not (CSIZE or PARENB))) or (CS8 OR cread);
- 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,TIOCSBRK,nil);
- end;
- Function TCSetPGrp(fd,id:cint):cint; {$ifdef VER2_0}inline;{$endif}
- begin
- TCSetPGrp:=fpIOCtl(fd,TIOCSPGRP,pointer(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,TIOCDRAIN,nil); {Should set timeout to 1 first?}
- end;
- Function TCFlow(fd,act:cint):cint; {$ifdef VER2_0}inline;{$endif}
- begin
- case act OF
- TCOOFF : TCFlow:=fpIoctl(fd,TIOCSTOP,nil);
- TCOOn : TCFlow:=fpIOctl(Fd,TIOCStart,nil);
- TCIOFF : {N/I}
- end;
- end;
- Function TCFlush(fd,qsel:cint):cint; {$ifdef VER2_0}inline;{$endif}
- begin
- TCFlush:=fpIOCtl(fd,TCFLSH,pointer(qsel));
- end;
- Function IsATTY (Handle:cint):cint;
- {
- Check if the filehandle described by 'handle' is a TTY (Terminal)
- }
- var
- t : Termios;
- begin
- IsAtty:=ord(TCGetAttr(Handle,t) <> -1);
- 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;
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