fpc/docs/linuxex/ex36.pp

25 lines
549 B
ObjectPascal

Program Example36;
{ Program to demonstrate the AssignPipe function. }
Uses linux;
Var pipi,pipo : Text;
s : String;
begin
Writeln ('Assigning Pipes.');
If Not assignpipe(pipi,pipo) then
Writeln('Error assigning pipes !',LinuxError);
Writeln ('Writing to pipe, and flushing.');
Writeln (pipo,'This is a textstring');close(pipo);
Writeln ('Reading from pipe.');
While not eof(pipi) do
begin
Readln (pipi,s);
Writeln ('Read from pipe : ',s);
end;
close (pipi);
writeln ('Closed pipes.');
writeln
end.