> Date: Sat, 16 Jun 2018 18:15:42 +0200 > From: Tomasz Rola <rto...@ceti.pl> > > On Sat, Jun 16, 2018 at 02:50:40PM +0200, Mark Kettenis wrote: > [...] > > > > To e honest, I find the whole idea of invoking an external program to > > clear the screen insane. > > Not necesarilly wanting to quarrel about this, but: > > 1. What would you say to someone who wants to run an old sh script > which employs exactly this method? > > 2. What am I supposed to use instead when I want to clear the screen > from the inside of newly written sh script, while (hopefully) staying > compatible with other systems (some of them old and non-upgradeable)? > > The cost of running external program that only knows one thing and > knows it well is minimal, even more so on modern platforms. Additional > benefit is having to change only this one program if such a need > arises in a future. > > Just my cent or two.
You're missing the point here. Calling /usr/bin/clear to clear the screen from one of your scripts is fone. Doing so because you press a certain key combination while at the shell prompt isn't.