Add some comments to packages/darcs-all

1 files changed, 3 insertions, 0 deletions

diff --git a/packages b/packages
index 1ab45af4d8..d02ddb1291 100644
--- a/packages
+++ b/packages
@@ -1,3 +1,6 @@
+# Note that when adding libraries to this file, you also need to add
+# the library to the SUBDIRS variable in libraries/Makefile so that they
+# actually get built
 utils/hsc2hs                            hsc2hs
 libraries/array                         packages/array
 libraries/base                          packages/base