when checking to see if functions.sh exists, use the full path.

Fixes issue 3888.
Probably makes issue 3887 redundant, but I'll do it anyway.

Change-Id: If196ea5f2dc74334058ee9b876f43bcef0414d9e
Reviewed-on: http://gerrit.dmdirc.com/1019
Automatic-Compile: DMDirc Local Commits <dmdirc@googlemail.com>
Reviewed-by: Chris Smith <chris@dmdirc.com>

installer/linux/getjre.sh

@@ -47,7 +47,7 @@ if [ "${PIDOF}" = "" ]; then
 	fi;
 fi;
 
-if [ -e "functions.sh" ]; then
+if [ -e "${BASEDIR}/functions.sh" ]; then
 	. ${BASEDIR}/functions.sh
 else
 	echo "Unable to find functions.sh, unable to continue."

installer/linux/installjre.sh

@@ -64,7 +64,7 @@ fi;
 
 ISFREEBSD=`uname -s | grep -i FreeBSD`
 
-if [ -e "functions.sh" ]; then
+if [ -e "${BASEDIR}/functions.sh" ]; then
 	. ${BASEDIR}/functions.sh
 else
 	echo "Unable to find functions.sh, unable to continue."

installer/linux/setup.sh

@@ -67,7 +67,7 @@ if [ "${PIDOF}" = "" ]; then
 	fi;
 fi;
 
-if [ -e "functions.sh" ]; then
+if [ -e "${BASEDIR}/functions.sh" ]; then
 	. ${BASEDIR}/functions.sh
 else
 	echo "Unable to find functions.sh, unable to continue."

installer/linux/uninstall.sh

@@ -61,7 +61,7 @@ fi;
 
 JAVA=`which java`
 
-if [ -e "functions.sh" ]; then
+if [ -e "${BASEDIR}/functions.sh" ]; then
 	. ${BASEDIR}/functions.sh
 else
 	echo "Unable to find functions.sh, unable to continue."

launcher/unix/DMDirc.sh

@@ -23,7 +23,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 
-LAUNCHERVERSION="15"
+LAUNCHERVERSION="16"
 LAUNCHERINFO="unix-${LAUNCHERVERSION}"
 
 params=""
@@ -79,7 +79,7 @@ for param in "$@"; do
 	fi;
 done;
 
-if [ -e "functions.sh" ]; then
+if [ -e "${BASEDIR}/functions.sh" ]; then
 	. ${BASEDIR}/functions.sh
 else
 	echo "Unable to find functions.sh, using built in functions"
@@ -204,7 +204,7 @@ elif [ -e "${profiledir}/.launcher.sh" ]; then
 	# break!
 	cat <<EOF> ${launcherUpdater}
 		cd ${BASEDIR}
-		if [ -e "functions.sh" ]; then
+		if [ -e "${BASEDIR}/functions.sh" ]; then
 			. ${BASEDIR}/functions.sh
 		else
 			echo "Unable to find functions.sh, using old functions"