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73 lines
1.7 KiB
ObjectPascal
73 lines
1.7 KiB
ObjectPascal
{
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This file is part of the Free Pascal run time library.
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Copyright (c) 1999-2000 by Peter Vreman
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member of the Free Pascal development team.
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See the file COPYING.FPC, included in this distribution,
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for details about the copyright.
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This file contains the termios interface.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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**********************************************************************}
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{$IFNDEF FPC_DOTTEDUNITS}
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unit termio;
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{$ENDIF FPC_DOTTEDUNITS}
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interface
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{$inline on}
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{$IFDEF FPC_DOTTEDUNITS}
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Uses UnixApi.Base; // load base UnixApi.Unix typing
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{$ELSE FPC_DOTTEDUNITS}
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Uses BaseUnix; // load base unix typing
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{$ENDIF FPC_DOTTEDUNITS}
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// load types + consts
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{$i termios.inc}
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// load default prototypes from unix dir.
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{$i termiosh.inc}
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implementation
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// load implementation for prototypes from current dir.
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{$i termiosproc.inc}
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{We can implement ttyname more efficiently using proc than by including the
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generic ttyname.inc file.}
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function TTYName(Handle:cint):shortstring;
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{ Return the name of the current tty described by handle f.
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returns empty string in case of an error.}
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var s:string[32];
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t:string[64];
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begin
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ttyname:='';
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if isatty(handle)=1 then
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begin
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str(handle,s);
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t:='/proc/self/fd/'+s+#0;
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ttyname[0]:=AnsiChar(fpreadlink(@t[1],@ttyname[1],255));
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end;
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end;
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function TTYName(var F:Text):shortstring;{$ifndef ver2_0}inline;{$endif}
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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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TTYName:=TTYName(textrec(f).handle);
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end;
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end.
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