separate functions and main code

Transpose one function from main to the rest of the functions and one
block from the top of the script to the top of main. Add an 'End
functions' comment.

util/fluxbox-generate_menu.in

@@ -44,17 +44,6 @@
 #   other ways.
 
 
-WHOAMI=`whoami`
-[ "$WHOAMI" = root ] && PATH=/bin:/usr/bin:/usr/local/bin:/usr/X11R6/bin
-
-# Check for Imlib2-support
-if @pkgprefix@fluxbox@pkgsuffix@ -info 2> /dev/null | grep -q "^IMLIB"; then
-    PNG_ICONS="yes"
-else
-    # better assume to assume "no"
-    PNG_ICONS="no"
-fi
-
 # Functions
 display_usage() {
     cat << EOF
@@ -123,6 +112,39 @@ display_authors() {
 EOF
 }
 
+testoption() {
+    if [ -z "$3" -o -n "`echo $3|grep '^-'`" ]; then
+        echo "Error: The option $2 requires an argument." >&2
+        exit 1
+    fi
+    case $1 in
+        ex) # executable
+            if find_it "$3"; then
+                :
+            else
+                echo "Error: The option $2 needs an executable as argument, and \`$3' is not." >&2
+            fi
+            ;;
+        di) # directory
+            if [ -d "$3" ]; then
+                :
+            else
+                echo "Error: The option $2 needs a directory as argument, and \`$3' is not." >&2
+            fi
+            ;;
+        fl) # file
+            if [ -r "$3" ]; then
+                :
+            else
+                echo "Error: The option $2 needs a readable file as argument, and \`$3' is not." >&2
+            fi
+            ;;
+        sk) # skip
+            :
+            ;;
+    esac
+}
+
 find_it() {
     [ -n "$1" ] && hash $1 2> /dev/null && shift && "$@"
 }
@@ -532,6 +554,19 @@ N
 done
 rm -f ${MENUFILENAME}.tmp
 }
+# End functions
+
+
+WHOAMI=`whoami`
+[ "$WHOAMI" = root ] && PATH=/bin:/usr/bin:/usr/local/bin:/usr/X11R6/bin
+
+# Check for Imlib2-support
+if @pkgprefix@fluxbox@pkgsuffix@ -info 2> /dev/null | grep -q "^IMLIB"; then
+    PNG_ICONS="yes"
+else
+    # better assume to assume "no"
+    PNG_ICONS="no"
+fi
 
 # menu defaults (if translation forget to set one of them)
 
@@ -1278,39 +1313,6 @@ EOF
     fi
 fi
 
-testoption() {
-    if [ -z "$3" -o -n "`echo $3|grep '^-'`" ]; then
-        echo "Error: The option $2 requires an argument." >&2
-        exit 1
-    fi
-    case $1 in
-        ex) # executable
-            if find_it "$3"; then
-                :
-            else
-                echo "Error: The option $2 needs an executable as argument, and \`$3' is not." >&2
-            fi
-            ;;
-        di) # directory
-            if [ -d "$3" ]; then
-                :
-            else
-                echo "Error: The option $2 needs a directory as argument, and \`$3' is not." >&2
-            fi
-            ;;
-        fl) # file
-            if [ -r "$3" ]; then
-                :
-            else
-                echo "Error: The option $2 needs a readable file as argument, and \`$3' is not." >&2
-            fi
-            ;;
-        sk) # skip
-            :
-            ;;
-    esac
-}
-
 BACKUPOPTIONS=$@
 # Get options.
 while [ $# -gt 0 ]; do