nonstandard expansions removed, syntax errors removed

ezjail-admin

@@ -58,7 +58,7 @@ create)
   fi
 
   # relative paths don't make sense in rc.scripts
-  if [ "${ezjail_jaildir:0:1}" != "/" ]; then
+  if [ "${ezjail_jaildir#/}" == "${ezjail_jaildir}" ]; then
     echo Error: Need an absolute path in ezjail_jaildir, it is currently set to: $ezjail_jaildir
     exit 1;
   fi
@@ -73,7 +73,7 @@ create)
 
   # if jail root specified on command line is not absolute,
   # make it absolute inside our jail directory
-  if [ ${newjail_root:1:1} != / ]; then
+  if [ "${newjail_root#/}" = "${newjail_root}" ]; then
     newjail_root=$ezjail_jaildir/$newjail_root
   fi
 
@@ -86,7 +86,6 @@ create)
       exit 1;
     fi
   fi
-  fi
 
   # now take a copy of our template jail
   if [ $newjail_fill = "YES" ]; then
@@ -148,7 +147,7 @@ update)
   fi
 
   cd ${ezjail_sourcetree}
-  rm -r ${ezjail_jailfull}; mkdir -p ${ezjail_jailfull}
+  rm -rf ${ezjail_jailfull}; mkdir -p ${ezjail_jailfull}
   make ${updatejail_installaction} DESTDIR=${ezjail_jailfull}
   make distribution DESTDIR=${ezjail_jailfull}