moved config section to down script start and put the find home routine into a function

sshbackup

@@ -1,32 +1,12 @@
 #!/bin/bash
 
+
 # ************************************* #
 #                                       #
 #               sshbackup               #
 #                                       #
 # ************************************* # 
 
-#  ****  config section  ****
-version="0.4.0"
-author="david@socialnerds.org"
-
-configfile="$HOME/.sshbackup"
-#rsync options.
-rsyncoptions="-qpogEthrzl --numeric-ids --no-motd"
-#dotglob option removes bug while rsyncing folder with no visible files in it.
-remotecmd="shopt -s dotglob; /usr/bin/sudo /usr/bin/rsync"
-localcmd="/usr/bin/rsync"
-
-versions=999
-config=0
-sshkey=0
-bandwidth=0
-limit=0
-list=0
-noroot=0
-deploy=0
-options=$*
-
 
 #  ****  function definitions  ****
 bashtrap()
@@ -116,6 +96,23 @@ amiroot()
     fi
 }
 
+findhome()
+{
+    #get executing user id
+    local userid=$(id -u)
+
+    #find out where executing users $HOME is
+    while read line; do
+        line=$(echo $line | sed 's/ //g')
+        line=$(echo $line | sed 's/:/ /g')
+        if [ $(echo $line | awk '{print $3}') -eq $userid ]; then
+            local home=$(echo $line | awk '{print $6}')
+        fi
+    done < /etc/passwd
+    #return home directory
+    echo $home
+}
+
 preflight()
 {
     #amiroot?
@@ -135,18 +132,9 @@ preflight()
 
     #if there is a remote source or destination check for ssh key
     if [[ $sourcepath =~ .*@.* ]] || [[ $destpath =~ .*@.* ]]; then
-        
-        #get executing user id
-        local userid=$(id -u)
 
-        #find out where executing users $HOME is
-        while read line; do
-            line=$(echo $line | sed 's/ //g')
-            line=$(echo $line | sed 's/:/ /g')
-            if [ $(echo $line | awk '{print $3}') -eq $userid ]; then
-                local home=$(echo $line | awk '{print $6}')
-            fi
-        done < /etc/passwd
+        #find the executing users home directory
+        local home=$(findhome)
 
         #if $sshkeyfile is not set use this path
         if [ -z $sshkeyfile ]; then
@@ -227,6 +215,29 @@ sshbackup()
 }
 
 
+#  ****  config section  ****
+version="0.4.0"
+author="david@socialnerds.org"
+
+configfile="$HOME/.sshbackup"
+
+#rsync options.
+rsyncoptions="-qpogEthrzl --numeric-ids --no-motd"
+#dotglob option removes bug while rsyncing folder with no visible files in it.
+remotecmd="shopt -s dotglob; /usr/bin/sudo /usr/bin/rsync"
+localcmd="/usr/bin/rsync"
+
+versions=999
+config=0
+sshkey=0
+bandwidth=0
+limit=0
+list=0
+noroot=0
+deploy=0
+options=$*
+
+
 #  ****  start of script  ****
 
 #initialize bashtrap