#!/bin/bash
#
# semester.sh - calculate and output (in short form) the current semester
#

##
## Semester-detection logic
##
month="`date +%B`"
year="`date +%Y`"

fall="(August|September|October|November|December)"
spring="(January|February|March|April|May)"
summer="(June|July)"

fchk="`echo $fall | grep $month | wc -l`"
schk="`echo $spring | grep $month | wc -l`"
if [ $fchk -eq 1 ]; then
    semester="fall$year"
elif [ $schk -eq 1 ]; then
    semester="spring$year"
else
    semester="summer$year"
fi

echo $semester
exit
##
#### End of Semester Detection Logic ###############################