fix entrypoint no more available (#180)

Author: David Coutadeur

packaging/docker/install

@@ -37,12 +37,19 @@ for p in ${BIN_PATHS}; do \
     BIN_EXPR="${BIN_EXPR:+${BIN_EXPR} -or }-path \"$p/*\""
 done
 
-eval "find -type f \( $BIN_EXPR \) -exec install -p -m 755 -D {} /rootfs/var/www/{} \;"
+if [ ! -z "${BIN_EXPR}" ]; then
+  eval "find -type f \( $BIN_EXPR \) -exec install -p -m 755 -D {} /rootfs/var/www/{} \;"
 
-eval "find -type f \( $INSTALL_EXPR \) \
+  eval "find -type f \( $INSTALL_EXPR \) \
     -not \( $EXCLUDE_EXPR \) \
     -not \( $BIN_EXPR \) \
     -exec install -p -m 644 -D {} /rootfs/var/www/{} \;"
+else
+
+  eval "find -type f \( $INSTALL_EXPR \) \
+    -not \( $EXCLUDE_EXPR \) \
+    -exec install -p -m 644 -D {} /rootfs/var/www/{} \;"
+fi
 
 install -m 755 packaging/docker/entrypoint.sh /rootfs/