diff options
Diffstat (limited to 'guix')
| -rw-r--r-- | guix/serialization.scm | 12 | ||||
| -rw-r--r-- | guix/store.scm | 26 |
2 files changed, 25 insertions, 13 deletions
diff --git a/guix/serialization.scm b/guix/serialization.scm index 5953b84616..4cab5910f7 100644 --- a/guix/serialization.scm +++ b/guix/serialization.scm @@ -1,5 +1,5 @@ ;;; GNU Guix --- Functional package management for GNU -;;; Copyright © 2012, 2013, 2014, 2015, 2016 Ludovic Courtès <ludo@gnu.org> +;;; Copyright © 2012, 2013, 2014, 2015, 2016, 2017 Ludovic Courtès <ludo@gnu.org> ;;; ;;; This file is part of GNU Guix. ;;; @@ -30,7 +30,7 @@ #:export (write-int read-int write-long-long read-long-long write-padding - write-string + write-bytevector write-string read-string read-latin1-string read-maybe-utf8-string write-string-list read-string-list write-string-pairs @@ -102,15 +102,17 @@ (or (zero? m) (put-bytevector p zero 0 (- 8 m))))))) -(define (write-string s p) - (let* ((s (string->utf8 s)) - (l (bytevector-length s)) +(define (write-bytevector s p) + (let* ((l (bytevector-length s)) (m (modulo l 8)) (b (make-bytevector (+ 8 l (if (zero? m) 0 (- 8 m)))))) (bytevector-u32-set! b 0 l (endianness little)) (bytevector-copy! s 0 b 8 l) (put-bytevector p b))) +(define (write-string s p) + (write-bytevector (string->utf8 s) p)) + (define (read-byte-string p) (let* ((len (read-int p)) (m (modulo len 8)) diff --git a/guix/store.scm b/guix/store.scm index cb3fbed912..cce460f3ce 100644 --- a/guix/store.scm +++ b/guix/store.scm @@ -67,6 +67,7 @@ query-path-hash hash-part->path query-path-info + add-data-to-store add-text-to-store add-to-store build-things @@ -266,12 +267,15 @@ (path-info deriver hash refs registration-time nar-size))) (define-syntax write-arg - (syntax-rules (integer boolean string string-list string-pairs + (syntax-rules (integer boolean bytevector + string string-list string-pairs store-path store-path-list base16) ((_ integer arg p) (write-int arg p)) ((_ boolean arg p) (write-int (if arg 1 0) p)) + ((_ bytevector arg p) + (write-bytevector arg p)) ((_ string arg p) (write-string arg p)) ((_ string-list arg p) @@ -669,25 +673,31 @@ string). Raise an error if no such path exists." "Return the info (hash, references, etc.) for PATH." path-info) -(define add-text-to-store +(define add-data-to-store ;; A memoizing version of `add-to-store', to avoid repeated RPCs with ;; the very same arguments during a given session. (let ((add-text-to-store - (operation (add-text-to-store (string name) (string text) + (operation (add-text-to-store (string name) (bytevector text) (string-list references)) #f store-path))) - (lambda* (server name text #:optional (references '())) - "Add TEXT under file NAME in the store, and return its store path. + (lambda* (server name bytes #:optional (references '())) + "Add BYTES under file NAME in the store, and return its store path. REFERENCES is the list of store paths referred to by the resulting store path." - (let ((args `(,text ,name ,references)) - (cache (nix-server-add-text-to-store-cache server))) + (let* ((args `(,bytes ,name ,references)) + (cache (nix-server-add-text-to-store-cache server))) (or (hash-ref cache args) - (let ((path (add-text-to-store server name text references))) + (let ((path (add-text-to-store server name bytes references))) (hash-set! cache args path) path)))))) +(define* (add-text-to-store store name text #:optional (references '())) + "Add TEXT under file NAME in the store, and return its store path. +REFERENCES is the list of store paths referred to by the resulting store +path." + (add-data-to-store store name (string->utf8 text) references)) + (define true ;; Define it once and for all since we use it as a default value for ;; 'add-to-store' and want to make sure two default values are 'eq?' for the |