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			221 lines
		
	
	
		
			5.1 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			221 lines
		
	
	
		
			5.1 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
{
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}
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{******************************************************************************
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                         IOCtl and Termios calls
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******************************************************************************}
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{$ifndef FPC_USE_LIBC}
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Function TCGetAttr(fd:cint;var tios:TermIOS):cint; inline;
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begin
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  TCGetAttr:=fpIOCtl(fd,TCGETS,@tios);
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end;
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Function TCSetAttr(fd:cint;OptAct:cint;const tios:TermIOS):cint;
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var
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  nr:culong;
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begin
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  case OptAct of
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   TCSANOW   : nr:=TCSETS;
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   TCSADRAIN : nr:=TCSETSW;
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   TCSAFLUSH : nr:=TCSETSF;
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  else
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   begin
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     fpsetErrNo(ESysEINVAL);
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     TCSetAttr:=-1;
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     exit;
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   end;
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  end;
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  TCSetAttr:=fpIOCtl(fd,nr,@Tios);
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end;
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Procedure CFSetISpeed(var tios:TermIOS;speed:Cardinal); inline;
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begin
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  tios.c_cflag:=(tios.c_cflag and (not CBAUD)) or speed;
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end;
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Procedure CFSetOSpeed(var tios:TermIOS;speed:Cardinal); inline;
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begin
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   CFSetISpeed(tios,speed);
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end;
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{ checked against glibc 2.3.3 (FK) }
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Procedure CFMakeRaw(var tios:TermIOS);
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begin
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  with tios do
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   begin
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     c_iflag:=c_iflag and (not (IGNBRK or BRKINT or PARMRK or ISTRIP or
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                                INLCR or IGNCR or ICRNL or IXON));
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     c_oflag:=c_oflag and (not OPOST);
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     c_lflag:=c_lflag and (not (ECHO or ECHONL or ICANON or ISIG or IEXTEN));
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     c_cflag:=(c_cflag and (not (CSIZE or PARENB))) or CS8;
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     c_cc[VMIN]:=1;
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     c_cc[VTIME]:=0;
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   end;
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end;
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Function TCSendBreak(fd,duration:cint):cint;  inline;
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begin
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  TCSendBreak:=fpIOCtl(fd,TCSBRK,pointer(ptrint(duration)));
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end;
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Function TCSetPGrp(fd,id:cint):cint;  inline;
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begin
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  TCSetPGrp:=fpIOCtl(fd,TIOCtlRequest(TIOCSPGRP),pointer(ptrint(id)));
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end;
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Function TCGetPGrp(fd:cint;var id:cint):cint;  inline;
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begin
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  TCGetPGrp:=fpIOCtl(fd,TIOCGPGRP,@id);
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end;
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Function TCDrain(fd:cint):cint;  inline;
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begin
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  TCDrain:=fpIOCtl(fd,TCSBRK,pointer(1));
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end;
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Function TCFlow(fd,act:cint):cint; inline;
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begin
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   TCFlow:=fpIOCtl(fd,TCXONC,pointer(ptrint(act)));
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end;
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Function TCFlush(fd,qsel:cint):cint;  inline;
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begin
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  TCFlush:=fpIOCtl(fd,TCFLSH,pointer(ptrint(qsel)));
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end;
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Function IsATTY (Handle:cint):cint;
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{
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  Check if the filehandle described by 'handle' is a TTY (Terminal)
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}
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var
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  t : Termios;
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begin
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  if TCGetAttr(Handle,t)=0 then
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    IsAtty:=1
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  else
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    IsAtty:=0;
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end;
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Function IsATTY(var f: text):cint;  inline;
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{
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  Idem as previous, only now for text variables.
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}
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begin
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  IsATTY:=IsaTTY(textrec(f).handle);
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end;
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{$else}
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// We plan to use FPC_USE_LIBC for Debian/kFreeBSD. This means that we need
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// to avoid IOCTLs, since those go to the kernel and need to be FreeBSD specific.
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// -> reroute as much as possible to libc.
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function real_tcsendbreak(fd,duration: cint): cint; cdecl; external name 'tcsendbreak';
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function real_tcdrain(fd: cint): cint; cdecl; external name 'tcdrain';
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function real_tcflow(fd,act:cint): cint; cdecl; external name 'tcflow';
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function real_tcflush(fd,qsel: cint): cint; cdecl; external name 'tcflush';
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Function real_TCSetAttr(fd:cint;OptAct:cint;constref tios:TermIOS):cint; cdecl; external name 'tcsetattr';
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Function real_TCGetAttr(fd:cint;var tios:TermIOS):cint; cdecl; external name 'tcgetattr';
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function real_tcgetpgrp(fd:cint):pid_t; cdecl; external name 'tcgetpgrp';
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function real_tcsetpgrp(fd: cint; pgrp: pid_t): cint; cdecl; external name 'tcsetpgrp';
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Function TCGetAttr(fd:cint;var tios:TermIOS):cint; inline;
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begin
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  TCGetAttr:=real_tcgetattr(fd,tios);
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end;
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Function TCSetAttr(fd:cint;OptAct:cint;const tios:TermIOS):cint;
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begin
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  TCSetAttr:=Real_TCSetAttr(fd,OptAct,tios);
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end;
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Procedure CFSetISpeed(var tios:TermIOS;speed:Cardinal); inline;
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begin
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  tios.c_cflag:=(tios.c_cflag and (not CBAUD)) or speed;
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end;
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Procedure CFSetOSpeed(var tios:TermIOS;speed:Cardinal); inline;
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begin
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   CFSetISpeed(tios,speed);
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end;
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{ checked against glibc 2.3.3 (FK) }
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Procedure CFMakeRaw(var tios:TermIOS);
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begin
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  with tios do
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   begin
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     c_iflag:=c_iflag and (not (IGNBRK or BRKINT or PARMRK or ISTRIP or
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                                INLCR or IGNCR or ICRNL or IXON));
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     c_oflag:=c_oflag and (not OPOST);
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     c_lflag:=c_lflag and (not (ECHO or ECHONL or ICANON or ISIG or IEXTEN));
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     c_cflag:=(c_cflag and (not (CSIZE or PARENB))) or CS8;
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     c_cc[VMIN]:=1;
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     c_cc[VTIME]:=0;
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   end;
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end;
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Function TCSendBreak(fd,duration:cint):cint;  inline;
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begin
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  TCSendBreak:=real_tcsendbreak(fd,duration);
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end;
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Function TCSetPGrp(fd,id:cint):cint;  inline;
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begin
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  TCSetPGrp:=real_tcsetpgrp(fd,id);;
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end;
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Function TCGetPGrp(fd:cint;var id:cint):cint;  inline;
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begin
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  id:=real_tcgetpgrp(fd);
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  tcgetpgrp:=id;  
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end;
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Function TCDrain(fd:cint):cint;  inline;
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begin
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  TCDrain:=real_TCDrain(fd);
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end;
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Function TCFlow(fd,act:cint):cint; inline;
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begin
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  TCFlow:=real_tcflow(fd,act);
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end;
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Function TCFlush(fd,qsel:cint):cint;  inline;
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begin
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  TCFlush:=real_tcflush(fd,qsel);
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end;
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Function IsATTY (Handle:cint):cint;
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{
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  Check if the filehandle described by 'handle' is a TTY (Terminal)
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}
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var
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  t : Termios;
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begin
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  if TCGetAttr(Handle,t)=0 then
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    IsAtty:=1
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  else
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    IsAtty:=0;
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end;
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Function IsATTY(var f: text):cint;  inline;
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{
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  Idem as previous, only now for text variables.
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}
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begin
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  IsATTY:=IsaTTY(textrec(f).handle);
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end;
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{$endif}
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