Allow powerm to read prefs from /var/lib/power_manager

powerm.conf

Index: powerm.conf
diff --git a/powerm.conf b/powerm.conf
index abfd9a95c3c4f01bccbd5d0ea1af101064fab162..78fad1b3cf1a7166f0c3eac2ca4fb3bf3306b1f2 100644
--- a/powerm.conf
+++ b/powerm.conf
@@ -10,6 +10,7 @@ stop on starting halt or starting reboot
 
 env LOG_DIR=/var/log/power_manager
 env RUN_DIR=/var/run/power_manager
+env PREFS_DIR=/var/lib/power_manager
 
 respawn
 respawn limit 20 60  # if the job respawns 20 times in 60 seconds, stop trying.
@@ -20,6 +21,7 @@ mkdir -p ${LOG_DIR} ${RUN_DIR}
 # powerd will create files here as well
 chmod a+w ${RUN_DIR}
 exec /usr/bin/powerm                                                      \
+    --prefs_dir=${PREFS_DIR}                                              \
     --log_dir=${LOG_DIR}                                                  \
     --run_dir=${RUN_DIR}                                                  \
   > ${LOG_DIR}/powerm.out 2>&1