Use EXECPREFIX and INSTALL_ROOT when installing

tools/install.sh

@@ -1,32 +1,34 @@
 #!/bin/bash
 
-if [ ! -z $1 ]; then
+EXECPREFIX="${EXECPREFIX:-/usr/local}"
+
+if [ ! -z "$1" ]; then
     # Copy arkmanager to /usr/bin and set permissions
-    cp arkmanager /usr/bin/arkmanager
-    chmod +x /usr/bin/arkmanager
+    cp arkmanager "${INSTALL_ROOT}${EXECPREFIX}/bin/arkmanager"
+    chmod +x "${INSTALL_ROOT}${EXECPREFIX}/bin/arkmanager"
 
     # Copy arkdaemon to /etc/init.d ,set permissions and add it to boot
-    cp arkdaemon /etc/init.d/arkdaemon
-    chmod +x /etc/init.d/arkdaemon
+    cp arkdaemon "${INSTALL_ROOT}/etc/init.d/arkdaemon"
+    chmod +x "${INSTALL_ROOT}/etc/init.d/arkdaemon"
     # add to startup if the system use sysinit
-    if [ test -x /usr/sbin/update-rc.d ]; then
+    if [ -x /usr/sbin/update-rc.d -a -z "${INSTALL_ROOT}" ]; then
       update-rc.d arkdaemon defaults
       echo "Ark server will now start on boot, if you want to remove this feature run the following line"
       echo "update-rc.d -f arkdaemon remove"
     fi
 
     # Create a folder in /var/log to let Ark tools write its own log files
-    mkdir -p /var/log/arktools
-    chown $1 /var/log/arktools
+    mkdir -p "${INSTALL_ROOT}/var/log/arktools"
+    chown "$1" "${INSTALL_ROOT}/var/log/arktools"
 
     # Copy arkmanager.cfg inside linux configuation folder if it doesn't already exists
-    mkdir -p /etc/arkmanager
-    if [ -f /etc/arkmanager/arkmanager.cfg ]; then
+    mkdir -p "${INSTALL_ROOT}/etc/arkmanager"
+    if [ -f "${INSTALL_ROOT}/etc/arkmanager/arkmanager.cfg" ]; then
       echo "A previous version of ARK Server Tools was detected in your system, your old configuration was not overwritten. You may need to manually update it.";
       exit 2
     else
-      cp -n arkmanager.cfg /etc/arkmanager/arkmanager.cfg
-      chown $1 /etc/arkmanager/arkmanager.cfg
+      cp -n arkmanager.cfg "${INSTALL_ROOT}/etc/arkmanager/arkmanager.cfg"
+      chown "$1" "${INSTALL_ROOT}/etc/arkmanager/arkmanager.cfg"
     fi
 
 else