fix: fix remove

leaf

@@ -55,7 +55,7 @@ main() {
           fi
           leaf_reset_state
           if [[ x"$1" == x"remove" ]]; then
-            source "${TRACE_DIR}/${PKG_PREFIX}/${PKG_NAME}/PKGBUILD"
+            source "${TRACE_DIR}/${PKG_PREFIX}/${PKG_NAME}/PKGBUILD" || leaf_record_message "cannot find PKGBUILD, ingore."
           else
             source "${PKGBUILD_DIR}/${PKG_PREFIX}/${PKG_NAME}".PKGBUILD
           fi
@@ -546,7 +546,9 @@ leaf_remove_package() {
     [ ! -L "${_link}" ] || rm -fv "${_link}"
   done
   cat "${TRACE_DIR}/${PKG_PREFIX}/${PKG_NAME}/DIRS" | while read -r _directory; do
-    rmdir --ignore-fail-on-non-empty "${_directory}"
+    if [[ -d _directory ]]; then
+      rmdir --ignore-fail-on-non-empty "${_directory}"
+    fi
   done
   src_postremove
   leaf_invoke_hooks remove