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author | Maxim Cournoyer <maxim.cournoyer@gmail.com> | 2021-01-13 23:39:52 -0500 |
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committer | Maxim Cournoyer <maxim.cournoyer@gmail.com> | 2021-01-13 23:45:53 -0500 |
commit | 01f0707207741ce2a5d7509a175464799b08aea6 (patch) | |
tree | 08e8f4da56f26363c3b53e0442a21b286b55e0e5 /guix/monads.scm | |
parent | 734bcf13139119daf8685f93b056c3422dbfa264 (diff) | |
parent | 6985a1acb3e9cc4cad8b6f63d77154842d25c929 (diff) |
Merge branch 'staging' into 'core-updates'.
Conflicts:
gnu/local.mk
gnu/packages/cmake.scm
gnu/packages/curl.scm
gnu/packages/gl.scm
gnu/packages/glib.scm
gnu/packages/guile.scm
gnu/packages/node.scm
gnu/packages/openldap.scm
gnu/packages/package-management.scm
gnu/packages/python-xyz.scm
gnu/packages/python.scm
gnu/packages/tls.scm
gnu/packages/vpn.scm
gnu/packages/xorg.scm
Diffstat (limited to 'guix/monads.scm')
-rw-r--r-- | guix/monads.scm | 15 |
1 files changed, 2 insertions, 13 deletions
diff --git a/guix/monads.scm b/guix/monads.scm index 6924471345..6ae616aca9 100644 --- a/guix/monads.scm +++ b/guix/monads.scm @@ -274,23 +274,12 @@ more optimizations." (_ #'generic-name)))))))))) -(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 >>= +(define-syntax-parameter >>= ;; The name 'bind' is already taken, so we choose this (obscure) symbol. (lambda (s) (syntax-violation '>>= ">>= (bind) used outside of 'with-monad'" s))) -(define-syntax-parameter-once return +(define-syntax-parameter return (lambda (s) (syntax-violation 'return "return used outside of 'with-monad'" s))) |