man/po/Makefile: add a comment to shadow-man-pages.pot

Add a comment at the top of that file explaining how to
regenerate it.

We should add a README, but I don't have time to draft one
right now.

Signed-off-by: Serge Hallyn <serge@hallyn.com>

diff --git a/man/po/Makefile.in b/man/po/Makefile.in
index f194957b4537836a6f903053ca9abf6cbffc0ba8..14352ad092e3ed638a4f563d2db40da5f888d121 100644 (file)
--- a/man/po/Makefile.in
+++ b/man/po/Makefile.in
@@ -114,6 +114,8 @@ $(DOMAIN).pot-update: $(XMLFILES) $(srcdir)/XMLFILES remove-potcdate.sed
          else \
            mv $(DOMAIN).po $(srcdir)/$(DOMAIN).pot; \
          fi; \
+         sed -i '1i \
+# To re-generate, run "cd man/po; make update-po"' $(srcdir)/$(DOMAIN).pot; \
        }
 
 # This rule has no dependencies: we don't need to update $(DOMAIN).pot at