Fixed formatting.
.. -*- coding: utf-8; -*-
========
Shell.
========
.. contents::
:local:
Quoting.
========
http://www.mpi-inf.mpg.de/~uwe/lehre/unixffb/quoting-guide.html
A Guide to Unix Shell Quoting
Portability.
============
http://code.dogmap.org/lintsh/
lintsh is a Bourne shell that optionally warns about suspicious
or nonportable constructs
http://www.gnu.org/software/autoconf/manual/html_node/Portable-Shell.html
Portable Shell Programming
Kill processes after timeout.
=============================
::
$ yes xxx& p1=$! ; yes ===& p2=$! ; sleep 2; kill $p1; kill $p2