configure

#!/bin/sh

# tiny configure script for jkSMS
# Copyright (c) Jeremy Kister 2016
# http://github.com/jkister/jkSMS/
# http://jeremy.kister.net/

VERSION=20160315.01

echo " "

while test $# -gt 0 ; do
    case $1 in 
        --*=*) arg=`echo $1 | sed 's/.*=//'` ;;
        *) arg= ;;
    esac

    case $1 in
        --help)
            cat <<EOM
the following syntax to ./configure is supported:

   --prefix=PREFIX      install architecture-independent files in PREFIX
                           [/usr/local]
   --piddir=DIR         jkSMS daemon PID file [/var/run]
   --scriptdir=DIR      jkSMS script [PREFIX/script]
   --agidir=DIR         jkSMS AGI program [/var/lib/asterisk/agi-bin]
   --perl=PERL          full path to perl [/usr/bin/perl]
   --help               show help message

EOM
            exit;
            ;;
        --perl*)
            if [ "$arg" ]; then
                if [ -x "$arg" ] ; then
                    PERL=$arg
                else
                    echo "*** PERL: $arg is not executable"
                    exit 1
                fi
            fi
            ;;
        --piddir*)
            if [ "$arg" ]; then
                if [ -x "$arg" ] ; then
                    PIDDIR=$arg
                else
                    echo "*** PIDDIR: $arg is not executable"
                    exit 1
                fi
            fi
            ;;
        --prefix*)
            if [ "$arg" ]; then
                if [ -d "$arg" ] ; then
                    PREFIX=$arg
                else
                    echo "*** PREFIX: $arg is not a directory"
                    exit 1
                fi
            fi
            ;;
        --scriptdir*)
            if [ "$arg" ]; then
                if [ -d "$arg" ] ; then
                    SCRIPTDIR=$arg
                else
                    echo "*** SCRIPTDIR: $arg is not a directory"
                    exit 1
                fi
            fi
            ;;
        --agidir*)
            if [ "$arg" ]; then
                if [ -d "$arg" ] ; then
                    AGIDIR=$arg
                else
                    echo "*** AGIDIR: $arg is not a directory"
                    exit 1
                fi
            fi
            ;;
        *)
            echo "unknown argument: $1"
            exit 1
	;;
	esac
	shift
done


if [ ! -x "$PERL" ] ; then
	for dir in /usr/bin /usr/local/bin /bin ; do
		if test -f $dir/perl ; then
			PERL=$dir/perl
			break
		fi
	done
	if [ ! -x "$PERL" ] ; then
		echo "could not find perl: specify --perl="
		exit 1
	fi
fi

if [ ! "$PREFIX" ] ; then
    PREFIX="/usr/local"
fi
if [ ! "$PIDDIR" ] ; then
    PIDDIR="/var/run"
fi
if [ ! "$SCRIPTDIR" ] ; then
    SCRIPTDIR="$PREFIX/script"
fi
if [ ! "$AGIDIR" ] ; then
    AGIDIR="/var/lib/asterisk/agi-bin"
fi


echo "found perl: $PERL"

for mod in DBI Asterisk::AGI Asterisk::AMI Net::CIDR::Lite Sys::SigAction ; do
    $PERL -e "use $mod";
    if [ "$?" != 0 ] ; then
        echo "cannot find perl module $module"
        echo ""
        echo 'Install perl prerequisites via CPAN, apt, yum, or ... - then try ./configure again.'
        exit 1
    fi
done

cat <<EOM

jksmsd will be installed in: $SCRIPTDIR
jksmsd PID file will be in: $PIDDIR
jksms-in.pl will be installed in: $SCRIPTDIR
jksms.agi will be installed in: $AGIDIR
 
if any of these values need changing, try ./configure --help
 

Making sure this package is intact..
EOM

for file in src/*.pl ; do
    $PERL -wTc $file
    if [ $? != 0 ] ; then
        echo "problem with package - check Perl modules or re-download from http://jeremy.kister.net./code/asterisk/jkSMS/"
        exit 1
    fi
done

echo "...done."

echo "Writing Makefile..."

cat <<__EOM__ > Makefile

VERSION=$VERSION
PERL=$PERL
PIDDIR=$PIDDIR
SCRIPTDIR=$SCRIPTDIR
AGIDIR=$AGIDIR

SEDARG=s~__PIDDIR__~\$(PIDDIR)~g;   s~__SCRIPTDIR__~\$(SCRIPTDIR)~g; \
       s~__VERSION__~\$(VERSION)~g; s~__PERL__~\$(PERL)~g;


BUILD = built/jksmsd built/jksms.agi built/jksms-in.pl built/rc.jksmsd
CLEAN = \$(BUILD) Makefile
PRE = Makefile built

all: \$(BUILD) text

built:
	-mkdir built

text:
	@echo
	@echo build complete.
	@echo now run \'make install\'


built/rc.jksmsd: \$(PRE) src/rc.jksmsd
	@sed "\$(SEDARG)" src/rc.jksmsd > built/rc.jksmsd
	@chmod a+x built/rc.jksmsd

built/jksmsd: \$(PRE) src/jksmsd.pl
	@sed "\$(SEDARG)" src/jksmsd.pl > built/jksmsd
	@chmod a+x built/jksmsd

built/jksms.agi: \$(PRE) src/jksms.agi.pl
	@sed "\$(SEDARG)" src/jksms.agi.pl > built/jksms.agi
	@chmod a+x built/jksms.agi

built/jksms-in.pl: \$(PRE) src/jksms-in.pl
	@sed "\$(SEDARG)" src/jksms-in.pl > built/jksms-in.pl
	@chmod a+x built/jksms-in.pl


install: \$(BUILD)
	-mkdir -p \$(SCRIPTDIR)
	-mkdir -p \$(AGIDIR)

	cp built/jksmsd      \$(SCRIPTDIR)/
	cp built/jksms-in.pl \$(SCRIPTDIR)/
	cp built/jksms.agi   \$(AGIDIR)/

	cp built/rc.jksmsd   /etc/init.d/jksmsd
	ln -f -s /etc/init.d/jksmsd /etc/rc2.d/S94jksmsd
	ln -f -s /etc/init.d/jksmsd /etc/rc3.d/S94jksmsd
	ln -f -s /etc/init.d/jksmsd /etc/rc4.d/S94jksmsd
	ln -f -s /etc/init.d/jksmsd /etc/rc5.d/S94jksmsd
	ln -f -s /etc/init.d/jksmsd /etc/rc0.d/K28jksmsd
	ln -f -s /etc/init.d/jksmsd /etc/rc5.d/K28jksmsd
	ln -f -s /etc/init.d/jksmsd /etc/rc6.d/K28jksmsd
	
clean:
	-rm \$(CLEAN)

__EOM__


echo " "
echo "now type 'make' and then 'make install'"