Simple AMPL Decoding

amplog

#!/bin/sh                                                                                                                   
#
# This script helps save keystrokes when decoding AMPL models.
#
# "amplog name.mod"                means "ampl -ogname name.mod"
# "amplog name2 name.mod"          means "ampl -ogname2 name.mod"
# "amplog name2 name.mod name.dat" means "ampl -ogname2 name.mod name.dat"
#
dat=
if (( $# == 1 )); then
    mod=$1
    nl=`basename $1 .mod`
elif (( $# >= 2 )); then
    nl=`basename $1 .nl`
    mod=$2
fi
(( $# >= 3 )) && dat=$3
ampl -og${nl} ${mod} ${dat}