po: Add comment.

diff --git a/po/automake.mk b/po/automake.mk
index d43104b039fd318f0e91dda504c9cfdbb1a73eed..d14956e92ec19ce7a4a85c661e370e2665ee405f 100644 (file)
--- a/po/automake.mk
+++ b/po/automake.mk
@@ -126,6 +126,9 @@ CLEAN_LOCAL += po_CLEAN
 # Download the po files from http://translationproject.org
 # The final action to this rule is to remove the .pot file.  This
 # is because the po files must be re-merged against an updated version of it.
+#
+# You can update just one .po file with, e.g.:
+# make po-update POFILES=po/uk.po
 PHONY += po-update
 po-update:
        for p in $(POFILES); do \