diff options
Diffstat (limited to 'guix/deprecation.scm')
| -rw-r--r-- | guix/deprecation.scm | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/guix/deprecation.scm b/guix/deprecation.scm index 453aad7106..2f7c058940 100644 --- a/guix/deprecation.scm +++ b/guix/deprecation.scm @@ -20,7 +20,7 @@ #:use-module (guix i18n) #:use-module (ice-9 format) #:export (define-deprecated - without-deprecation-warnings + define-deprecated/alias deprecation-warning-port)) ;;; Commentary: @@ -33,7 +33,7 @@ (define deprecation-warning-port ;; Port where deprecation warnings go. - (make-parameter (current-warning-port))) + (make-parameter (current-error-port))) (define (source-properties->location-string properties) "Return a human-friendly, GNU-standard representation of PROPERTIES, a @@ -87,3 +87,23 @@ This will write a deprecation warning to DEPRECATION-WARNING-PORT." (id (identifier? #'id) #'real)))))))))) + +(define-syntax-rule (define-deprecated/alias deprecated replacement) + "Define as an alias a deprecated variable, procedure, or macro, along +these lines: + + (define-deprecated/alias nix-server? store-connection?) + +where 'nix-server?' is the deprecated name for 'store-connection?'. + +This will write a deprecation warning to DEPRECATION-WARNING-PORT." + (define-syntax deprecated + (lambda (s) + (warn-about-deprecation 'deprecated (syntax-source s) + #:replacement 'replacement) + (syntax-case s () + ((_ args (... ...)) + #'(replacement args (... ...))) + (id + (identifier? #'id) + #'replacement))))) |