configure

#!/bin/bash
#
# Script to configure, compile, and install PREDICT.
# Give an argument to this script if you wish to override
# the default installation directory of /usr/local/bin.
# ie: ./configure /usr/bin
# Last updated 25-Nov-2010

whoiam=`whoami`

if [ $whoiam != "root" ]; then
	echo "Sorry $whoiam.  You need to be 'root' to install PREDICT.  :-("
else
	oldterm=$TERM
	export TERM=linux

	rm -f gcctest

	echo "int main()" > gcctest.c
	echo "{" >> gcctest.c
	echo "return 0;" >> gcctest.c
	echo "}" >> gcctest.c

	echo -n "Testing compiler... "

	cc gcctest.c -o gcctest

	if [ -a gcctest ]; then

		rm -f gcctest

		echo -ne "\nTesting pthreads library... "

		cc gcctest.c -lpthread -o gcctest

		if [ -a gcctest ]; then

			rm -f gcctest

			echo -ne "\nTesting ncurses library... "

			cc gcctest.c -lncurses -o gcctest

			if [ -a gcctest ]; then

				rm -f gcctest

				echo -ne "\nCompiling Installer... "

				cc -Wall -s installer.c -lncurses -o installer

				if [ -a installer ]; then
					if [ $# == "0" ]; then
						./installer
					else
						./installer $1
					fi
				else
					echo -e "\n\n*** Error: Could not build installer.  :-(\n"
				fi
			else
				echo -e "\n\n*** Error: Compiler test for ncurses library failed.  :-(\n"
			fi
		else
			echo -e "\n\n*** Error: Compiler test for pthreads library failed.  :-(\n"

		fi

	else
		echo -e "\n\n*** Error: Compiler test failed.  :-(\n\nAre you sure you have a functioning C Compiler (cc) installed?\n"
		cc --version
	fi

	rm -f gcctest.c

	export TERM=$oldterm
fi