sub rcs_notify () { #{{{
# Send notification mail to subscribed users.
#
+ # This is typically run as the post-update hook, though some setups
+ # may run it from the post-commit hook too.
+ #
# In usual Git usage, hooks/update script is presumed to send
# notification mails (see git-receive-pack(1)). But we prefer
# hooks/post-update to support IkiWiki commits coming from a
# cloned repository (through command line) because post-update
# is called _after_ each ref in repository is updated (update
- # hook is called _before_ the repository is updated). Since
- # post-update hook does not accept command line arguments, we
- # don't have an $ENV variable in this function.
+ # hook is called _before_ the repository is updated).
#
# Here, we rely on a simple fact: we can extract all parts of the
# notification content by parsing the "HEAD" commit (which also