pkgs/development/tools/flatpak-builder/respect-xml-catalog-files-var.patch

   1 --- a/acinclude.m4
   2 +++ b/acinclude.m4
   3 @@ -40,8 +40,8 @@
   4  [
   5    AC_REQUIRE([JH_PATH_XML_CATALOG],[JH_PATH_XML_CATALOG(,[:])])dnl
   6    AC_MSG_CHECKING([for ifelse([$2],,[$1],[$2]) in XML catalog])
   7 -  if $jh_found_xmlcatalog && \
   8 -     AC_RUN_LOG([$XMLCATALOG --noout "$XML_CATALOG_FILE" "$1" >&2]); then
   9 +  # empty argument forces libxml to use XML_CATALOG_FILES variable
  10 +  if AC_RUN_LOG([$XMLCATALOG --noout "" "$1" >&2]); then
  11      AC_MSG_RESULT([found])
  12      ifelse([$3],,,[$3
  13  ])dnl