[bug#41704] [PATCH] services: nix: Set NIX_CONF_DIR environment variable.

[Peng Mei Yu]

* gnu/services/nix.scm (nix-shepherd-service): Set NIX_CONF_DIR environment
variable to "/etc/nix".
---
 gnu/services/nix.scm | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/gnu/services/nix.scm b/gnu/services/nix.scm
index dfe33991d0..2cdddd8866 100644
--- a/gnu/services/nix.scm
+++ b/gnu/services/nix.scm
@@ -96,7 +96,9 @@ GID."
     (documentation "Run nix-daemon.")
     (requirement '())
     (start #~(make-forkexec-constructor
-              (list (string-append #$nix "/bin/nix-daemon"))))
+              (list (string-append #$nix "/bin/nix-daemon"))
+              #:environment-variables
+              '("NIX_CONF_DIR=/etc/nix")))
     (respawn? #f)
     (stop #~(make-kill-destructor)))))
 
-- 
2.26.2