diff options
Diffstat (limited to 'guix/inferior.scm')
-rw-r--r-- | guix/inferior.scm | 38 |
1 files changed, 26 insertions, 12 deletions
diff --git a/guix/inferior.scm b/guix/inferior.scm index b8e2f21f42..be50e0ec26 100644 --- a/guix/inferior.scm +++ b/guix/inferior.scm @@ -89,6 +89,7 @@ gexp->derivation-in-inferior %inferior-cache-directory + cached-channel-instance inferior-for-channels)) ;;; Commentary: @@ -635,16 +636,13 @@ failing when GUIX is too old and lacks the 'guix repl' command." (make-parameter (string-append (cache-directory #:ensure? #f) "/inferiors"))) -(define* (inferior-for-channels channels - #:key - (cache-directory (%inferior-cache-directory)) - (ttl (* 3600 24 30))) - "Return an inferior for CHANNELS, a list of channels. Use the cache at -CACHE-DIRECTORY, where entries can be reclaimed after TTL seconds. This -procedure opens a new connection to the build daemon. - -This is a convenience procedure that people may use in manifests passed to -'guix package -m', for instance." +(define* (cached-channel-instance channels + #:key + (cache-directory (%inferior-cache-directory)) + (ttl (* 3600 24 30))) + "Return a directory containing a guix filetree defined by CHANNELS, a list of channels. +The directory is a subdirectory of CACHE-DIRECTORY, where entries can be reclaimed after TTL seconds. +This procedure opens a new connection to the build daemon." (with-store store (let () (define instances @@ -680,7 +678,7 @@ This is a convenience procedure that people may use in manifests passed to (file-expiration-time ttl)) (if (file-exists? cached) - (open-inferior cached) + cached (run-with-store store (mlet %store-monad ((profile (channel-instances->derivation instances))) @@ -689,4 +687,20 @@ This is a convenience procedure that people may use in manifests passed to (built-derivations (list profile)) (symlink* (derivation->output-path profile) cached) (add-indirect-root* cached) - (return (open-inferior cached))))))))) + (return cached)))))))) + +(define* (inferior-for-channels channels + #:key + (cache-directory (%inferior-cache-directory)) + (ttl (* 3600 24 30))) + "Return an inferior for CHANNELS, a list of channels. Use the cache at +CACHE-DIRECTORY, where entries can be reclaimed after TTL seconds. This +procedure opens a new connection to the build daemon. + +This is a convenience procedure that people may use in manifests passed to +'guix package -m', for instance." + (define cached + (cached-channel-instance channels + #:cache-directory cache-directory + #:ttl ttl)) + (open-inferior cached)) |