Procedure Nice ( N : Integer) ;
Nice adds -N to the priority of the running process. The lower the priority numerically, the less the process is favored.
Only the superuser can specify a negative N, i.e. increase the rate at which the process is run.
Errors are returned in LinuxError
GetPriority, SetPriority, Nice (2)
Program Example15;
{ Program to demonstrate the Nice and Get/SetPriority functions. }
Uses linux;
begin
writeln ('Setting priority to 5');
setpriority (prio_process,getpid,5);
writeln ('New priority = ',getpriority (prio_process,getpid));
writeln ('Doing nice 10');
nice (10);
writeln ('New Priority = ',getpriority (prio_process,getpid));
end.