diff options
| -rw-r--r-- | guix/packages.scm | 38 |
1 files changed, 19 insertions, 19 deletions
diff --git a/guix/packages.scm b/guix/packages.scm index 6fa761f569..9305dabcec 100644 --- a/guix/packages.scm +++ b/guix/packages.scm @@ -167,6 +167,25 @@ ;;; ;;; Code: +(define-syntax-rule (define-compile-time-decoder name string->bytevector) + "Define NAME as a macro that runs STRING->BYTEVECTOR at macro expansion time +if possible." + (define-syntax name + (lambda (s) + "Return the bytevector corresponding to the given textual +representation." + (syntax-case s () + ((_ str) + (string? (syntax->datum #'str)) + ;; A literal string: do the conversion at expansion time. + (with-syntax ((bv (string->bytevector (syntax->datum #'str)))) + #''bv)) + ((_ str) + #'(string->bytevector str)))))) + +(define-compile-time-decoder base32 nix-base32-string->bytevector) +(define-compile-time-decoder base64 base64-decode) + ;; Crytographic content hash. (define-immutable-record-type <content-hash> (%content-hash algorithm value) @@ -302,25 +321,6 @@ specifications to 'hash'." (set-record-type-printer! <origin> print-origin) -(define-syntax-rule (define-compile-time-decoder name string->bytevector) - "Define NAME as a macro that runs STRING->BYTEVECTOR at macro expansion time -if possible." - (define-syntax name - (lambda (s) - "Return the bytevector corresponding to the given textual -representation." - (syntax-case s () - ((_ str) - (string? (syntax->datum #'str)) - ;; A literal string: do the conversion at expansion time. - (with-syntax ((bv (string->bytevector (syntax->datum #'str)))) - #''bv)) - ((_ str) - #'(string->bytevector str)))))) - -(define-compile-time-decoder base32 nix-base32-string->bytevector) -(define-compile-time-decoder base64 base64-decode) - (define (origin-actual-file-name origin) "Return the file name of ORIGIN, either its 'file-name' field or the file name of its URI." |