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-rw-r--r--guix/store.scm29
1 files changed, 27 insertions, 2 deletions
diff --git a/guix/store.scm b/guix/store.scm
index 43cfda9214..7f54b87db1 100644
--- a/guix/store.scm
+++ b/guix/store.scm
@@ -95,8 +95,10 @@
path-info-registration-time
path-info-nar-size
+ built-in-builders
references
references/substitutes
+ references*
requisites
referrers
optimize-store
@@ -187,7 +189,8 @@
(query-substitutable-paths 32)
(query-valid-derivers 33)
(optimize-store 34)
- (verify-store 35))
+ (verify-store 35)
+ (built-in-builders 80))
(define-enumerate-type hash-algo
;; hash.hh
@@ -283,7 +286,7 @@
(write-string (bytevector->base16-string arg) p))))
(define-syntax read-arg
- (syntax-rules (integer boolean string store-path store-path-list
+ (syntax-rules (integer boolean string store-path store-path-list string-list
substitutable-path-list path-info base16)
((_ integer p)
(read-int p))
@@ -295,6 +298,8 @@
(read-store-path p))
((_ store-path-list p)
(read-store-path-list p))
+ ((_ string-list p)
+ (read-string-list p))
((_ substitutable-path-list p)
(read-substitutable-path-list p))
((_ path-info p)
@@ -914,6 +919,23 @@ that there is no guarantee that the order of the resulting list matches the
order of PATHS."
substitutable-path-list))
+(define built-in-builders
+ (let ((builders (operation (built-in-builders)
+ "Return the built-in builders."
+ string-list)))
+ (lambda (store)
+ "Return the names of the supported built-in derivation builders
+supported by STORE."
+ ;; Check whether STORE's version supports this RPC and built-in
+ ;; derivation builders in general, which appeared in Guix > 0.11.0.
+ ;; Return the empty list if it doesn't. Note that this RPC does not
+ ;; exist in 'nix-daemon'.
+ (if (or (> (nix-server-major-version store) #x100)
+ (and (= (nix-server-major-version store) #x100)
+ (>= (nix-server-minor-version store) #x60)))
+ (builders store)
+ '()))))
+
(define-operation (optimize-store)
"Optimize the store by hard-linking identical files (\"deduplication\".)
Return #t on success."
@@ -1149,6 +1171,9 @@ where FILE is the entry's absolute file name and STAT is the result of
(define set-build-options*
(store-lift set-build-options))
+(define references*
+ (store-lift references))
+
(define-inlinable (current-system)
;; Consult the %CURRENT-SYSTEM fluid at bind time. This is equivalent to
;; (lift0 %current-system %store-monad), but inlinable, thus avoiding