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-rw-r--r--gnu/packages/xml.scm12
1 files changed, 12 insertions, 0 deletions
diff --git a/gnu/packages/xml.scm b/gnu/packages/xml.scm
index 63d0ef2132..62f8c3c376 100644
--- a/gnu/packages/xml.scm
+++ b/gnu/packages/xml.scm
@@ -68,6 +68,18 @@ things the parser might find in the XML document (like start tags).")
     (inputs `(("zlib" ,zlib)))
     (native-inputs `(("perl" ,perl)
                      ("python" ,python-2))) ; incompatible with Python 3 (print syntax)
+
+
+    ;; $XML_CATALOG_FILES lists 'catalog.xml' files found in under the 'xml'
+    ;; sub-directory of any given package.
+    (native-search-paths (search-path-specification
+                          (variable "XML_CATALOG_FILES")
+                          (separator " ")
+                          (files '("xml"))
+                          (file-pattern "^catalog\\.xml$")
+                          (file-type 'regular)))
+    (search-paths native-search-paths)
+
     (arguments
      `(#:phases
         (alist-replace