laptop-mode accepts lists of devices and modules

laptop-mode-tools_1.52/usr/sbin/laptop_mode

 #! /bin/sh
 #
 # Script to start or stop laptop_mode, and to control various settings of the
 # kernel, hardware etc. that influence power consumption.
 #
 # This script is a part of Laptop Mode Tools. If you are running a supported
 # power management daemon, this script will be automatically called on power
 # state change.
 #
 # Configure laptop mode tools in /etc/laptop-mode/laptop-mode.conf, and in
@@ skipping 509 matching lines @@
 FORCE=0         # Force reapplying the current state?
 while [ "$1" != "" ] ; do
         case "$1" in 
                 init) INIT=1 ;;
                 force) FORCE=1 ;;
                 # Old options. We always do "auto" for any option now, but
                 # we still have to accept the options.
                 start) ;;
                 stop) ;;
                 auto) ;;
+                modules=*)
+                        MODULES=$1
+                        MODULES=${MODULES#"modules="}
+                        ;;
+                devices=*)
+                        DEVICES=$1
+                        DEVICES=${DEVICES#"devices="}
+                        ;;
                 *) log "ERR" "Unrecognized option $1."
                    exit 1 ;;
         esac
         shift
 done
 
 mkdir -p /var/run/laptop-mode-tools
 
 # Used to display laptop mode state later on. This is the enabled/disabled 
 # state for laptop mode processing, it tells us nothing about whether laptop
@@ skipping 464 matching lines @@
 
 
 
 
 
 # Finally, call laptop-mode-tools modules. The modules can use the settings
 # from the config files, but they may NOT assume the settings actually exist,
 # as no defaults have been given for them.
 
 # Note that the /usr/local/lib path is deprecated.
-export FORCE STATE ON_AC ACTIVATE ACTIVATE_WITH_POSSIBLE_DATA_LOSS KLEVEL KMINOR WAS_ACTIVE LM_VERBOSE
-for SCRIPT in /usr/share/laptop-mode-tools/modules/* /usr/local/lib/laptop-mode-tools/modules/* /usr/local/share/laptop-mode-tools/modules/* /etc/laptop-mode/modules/*; do
-        if [ -x "$SCRIPT" ] ; then
+export FORCE STATE ON_AC ACTIVATE ACTIVATE_WITH_POSSIBLE_DATA_LOSS KLEVEL KMINOR WAS_ACTIVE LM_VERBOSE DEVICES
+for SCRIPT in /usr/share/laptop-mode-tools/modules/* /usr/local/lib/laptop-mode-tools/modules/* /usr/local/share/laptop-mode-tools/modules/* /etc/laptop-mode/modules/* ; do
+        if [ -z "$MODULES" ] ; then
+                # If a module list has not been provided, execute all modules
+                EXECUTE_SCRIPT=1
+        else
+                # If a module list has been provided, execute only the listed
+                # modules.
+                EXECUTE_SCRIPT=0
+                for MODULE in $MODULES; do
+                        # Attempt to remove the module name from the end of the
+                        # full script path.  If the module name matches the
+                        # script, the name will be removed from the end of the
+                        # full file path, leaving the path to the script.  If
+                        # there was not a match made, the module name would not
+                        # be removed from the path, and $PATH_TO_SCRIPT would
+                        # be the same as $SCRIPT.
+                        PATH_TO_SCRIPT=${SCRIPT%%$MODULE}
+                        # Execute the script if a match was found (module name
+                        # was removed from the script path, making it shorter.
+                        if [ $PATH_TO_SCRIPT != $SCRIPT ] ; then
+                                EXECUTE_SCRIPT=1
+                        fi
+                done
+        fi
+
+        if [ -x "$SCRIPT" -a $EXECUTE_SCRIPT -eq 1 ] ; then
                 log "VERBOSE" "Invoking module $SCRIPT."
-                SCRIPT_DEBUG=$SCRIPT; # We do this because in start-stop-programs module a $SCRIPT variable is used. That
-                                      # changes the whole meaning when passed to disableDebug ()
-                enableDebug $SCRIPT_DEBUG;
-                . $SCRIPT
-                disableDebug $SCRIPT_DEBUG;
+                SCRIPT_DEBUG=$SCRIPT; # We do this because in start-stop-programs module a $SCRIPT variable is used. That
+                                      # changes the whole meaning when passed to disableDebug ()
+                enableDebug $SCRIPT_DEBUG;
+                . $SCRIPT
+                disableDebug $SCRIPT_DEBUG;
         else
-                log "VERBOSE" "Module $SCRIPT is not executable."
+                log "VERBOSE" "Module $SCRIPT is not executable or is to be skipped."
         fi
 done
 
 
 exit 0
 
 # This fi closes the if for "readconfig". If I would have indented this one
 # I would have indented the whole file. :)
 fi