diff options
Diffstat (limited to 'guix/gexp.scm')
| -rw-r--r-- | guix/gexp.scm | 15 |
1 files changed, 2 insertions, 13 deletions
diff --git a/guix/gexp.scm b/guix/gexp.scm index 051831238e..764c89a187 100644 --- a/guix/gexp.scm +++ b/guix/gexp.scm @@ -1317,18 +1317,7 @@ and in the current monad setting (system type, etc.)" reference->sexp (gexp-references exp)))) (return (apply (gexp-proc exp) args)))) -(define-syntax-rule (define-syntax-parameter-once name proc) - ;; Like 'define-syntax-parameter' but ensure the top-level binding for NAME - ;; does not get redefined. This works around a race condition in a - ;; multi-threaded context with Guile <= 2.2.4: <https://bugs.gnu.org/27476>. - (eval-when (load eval expand compile) - (define name - (if (module-locally-bound? (current-module) 'name) - (module-ref (current-module) 'name) - (make-syntax-transformer 'name 'syntax-parameter - (list proc)))))) - -(define-syntax-parameter-once current-imported-modules +(define-syntax-parameter current-imported-modules ;; Current list of imported modules. (identifier-syntax '())) @@ -1339,7 +1328,7 @@ environment." (identifier-syntax modules))) body ...)) -(define-syntax-parameter-once current-imported-extensions +(define-syntax-parameter current-imported-extensions ;; Current list of extensions. (identifier-syntax '())) |