guix: store: Add ensure-path.

* guix/store.scm (ensure-path): New procedure.
2020-11-04 14:39:40 +01:00 · 2020-11-04 14:39:40 +01:00 · 2a7e1121d8
parent 6f78fe353e
commit 2a7e1121d8
1 changed files with 6 additions and 0 deletions
--- a/guix/store.scm
+++ b/guix/store.scm
@ -113,6 +113,7 @@
            build
            query-failed-paths
            clear-failed-paths
+            ensure-path
            add-temp-root
            add-indirect-root
            add-permanent-root
@ -1397,6 +1398,11 @@ When a handler is installed with 'with-build-handler', it is called any time
                                         (message "unsupported build mode")
                                         (status  1))))))))))))

+(define-operation (ensure-path (store-path path))
+  "Make PATH a temporary root for the duration of the current session.
+Return #t."
+  boolean)
+
 (define-operation (add-temp-root (store-path path))
  "Make PATH a temporary root for the duration of the current session.
 Return #t."