1 files changed, 11 insertions, 1 deletions
diff --git a/gendocs.sh b/gendocs.sh
index a0f6e5c6..897e7624 100755
--- a/gendocs.sh
+++ b/gendocs.sh
@@ -1,7 +1,13 @@
 #!/bin/bash
 
+OUTFILENAME="LowLevelCanBinding_Guide"
+
 SCRIPT=$(basename $BASH_SOURCE)
 
+VERSION=$(grep '"version":' $(dirname $BASH_SOURCE)/book.json | cut -d'"' -f 4)
+[ "$VERSION" != "" ] && OUTFILENAME="${OUTFILENAME}_${VERSION}"
+
+
 function usage() {
 	cat <<EOF >&2
 Usage: $SCRIPT [options] [pdf|serve|doxygen]
@@ -57,7 +63,11 @@ if [ "$DO_ACTION" = "pdf" -o "$DO_ACTION" = "serve" ]; then
     [ "$?" = "1" ] && { echo "You must install calibre first, using: 'sudo apt install calibre' or refer to https://calibre-ebook.com/download"; exit 1; }
 
     if [ "$DO_ACTION" = "pdf" ]; then
-	    OUTFILE=$OUT_DIR/LowLevelCanBinding_Guide.pdf
+
+        # Update cover when book.json has been changed
+        [[ $ROOTDIR/book.json -nt $ROOTDIR/docs/cover.jpg ]] && { echo "Update cover files"; $ROOTDIR/docs/resources/make_cover.sh || exit 1; }
+
+	    OUTFILE=$OUT_DIR/$OUTFILENAME.pdf
         $DRY $GITBOOK pdf $ROOTDIR $OUTFILE $DEBUG_FLAG
         [ "$?" = "0" ] && echo "PDF has been successfully generated in $OUTFILE"
     else