#!/bin/sh
# for installation. nl.l requires lex/flex.
# in my experience, the lex that comes with
# your linux distro by default may not produce a working
# c file, but you can try if you want. I recommend
# getting it from your distro repositories

if [ "$1" = "" ]; then
echo "gcc clp.c -o clp"
gcc clb.c -o clb
echo "gcc echo.c -o echo"
gcc echo.c -o echo
echo "gcc sc.c -o sc"
gcc sc.c -o sc
echo "gcc spng.c -o spng"
gcc spng.c -o spng
echo "gcc tee.c -o tee"
gcc tee.c -o tee
echo "gcc wc.c -o wc"
gcc wc.c -o wc
echo "gcc yes.c -o yes"
gcc yes.c -o yes
echo "lex nl.l && gcc lex.yy.c -o nl.l -lfl && rm lex.yy.c"
lex nl.l && gcc lex.yy.c -o nl -lfl && rm lex.yy.c
fi
[ "$1" = "clean" ] && rm clp echo sc spng tee wc yes nl