[emacs] add borg-nix-shell and use it to build notmuch's build deps

- currently only works in regular emacs session and not via terminal:
  https://github.com/emacscollective/borg/issues/78

- TODO: add support for guix environment

1 files changed, 3 insertions, 0 deletions

diff --git a/init.org b/init.org
index e1a6686..51cd9ca 100644
--- a/init.org
+++ b/init.org
@@ -234,6 +234,9 @@ can then be managed with the help of Magit or other tools.
 (require 'borg)
 (borg-initialize)
 
+(require 'borg-nix-shell)
+(setq borg-build-shell-command 'borg-nix-shell-build-command)
+
 (with-eval-after-load 'bind-key
   (bind-keys
    :package borg