diff options
Diffstat (limited to 'guix/store.scm')
| -rw-r--r-- | guix/store.scm | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/guix/store.scm b/guix/store.scm index f8e77b2cd9..97c4f32a5b 100644 --- a/guix/store.scm +++ b/guix/store.scm @@ -1,5 +1,5 @@ ;;; GNU Guix --- Functional package management for GNU -;;; Copyright © 2012-2022 Ludovic Courtès <ludo@gnu.org> +;;; Copyright © 2012-2023 Ludovic Courtès <ludo@gnu.org> ;;; Copyright © 2018 Jan Nieuwenhuizen <janneke@gnu.org> ;;; Copyright © 2019, 2020 Mathieu Othacehe <m.othacehe@gmail.com> ;;; Copyright © 2020 Florian Pelz <pelzflorian@pelzflorian.de> @@ -145,6 +145,7 @@ path-info-nar-size built-in-builders + substitute-urls references references/cached references* @@ -199,7 +200,7 @@ derivation-log-file log-file)) -(define %protocol-version #x163) +(define %protocol-version #x164) (define %worker-magic-1 #x6e697863) ; "nixc" (define %worker-magic-2 #x6478696f) ; "dxio" @@ -253,7 +254,8 @@ (query-valid-derivers 33) (optimize-store 34) (verify-store 35) - (built-in-builders 80)) + (built-in-builders 80) + (substitute-urls 81)) (define-enumerate-type hash-algo ;; hash.hh @@ -1780,6 +1782,16 @@ The result is always the empty list unless the daemon was started with This makes sense only when the daemon was started with '--cache-failures'." boolean) +(define substitute-urls + (let ((urls (operation (substitute-urls) + #f + string-list))) + (lambda (store) + "Return the list of currently configured substitutes URLs for STORE, or +#f if the daemon is too old and does not implement this RPC." + (and (>= (store-connection-version store) #x164) + (urls store))))) + ;;; ;;; Per-connection caches. |