Fixed an issue where BOOK wasn't being reset correctly if -L was specified on the command line

jhalfs

@@ -1120,6 +1120,10 @@ fi
 [[ ! -d $LOGDIR ]]           && mkdir -v $LOGDIR
 >$LOGDIR/$LOG
 
+if [ -z $BOOK ] ; then
+  BOOK=lfs-$LFSVRS
+fi
+
 get_book
 build_Makefile
 run_make

jhalfs.conf

@@ -61,4 +61,6 @@ JHALFSDIR=$BUILDDIR/jhalfs
 LFSVRS=development
 
 #--- Book's sources directory
-BOOK=lfs-$LFSVRS
+# Uncomment this variable if you have previously checked
+# out the book from the repository
+# BOOK=/path/to/book