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-rw-r--r--gnu/installer/steps.scm8
1 files changed, 7 insertions, 1 deletions
diff --git a/gnu/installer/steps.scm b/gnu/installer/steps.scm
index 8b25ae97c8..0c505e40e4 100644
--- a/gnu/installer/steps.scm
+++ b/gnu/installer/steps.scm
@@ -28,7 +28,10 @@
   #:use-module (srfi srfi-34)
   #:use-module (srfi srfi-35)
   #:use-module (rnrs io ports)
-  #:export (<installer-step>
+  #:export (&user-abort-error
+            user-abort-error?
+
+            <installer-step>
             installer-step
             make-installer-step
             installer-step?
@@ -50,6 +53,9 @@
 
             %current-result))
 
+(define-condition-type &user-abort-error &error
+  user-abort-error?)
+
 ;; Hash table storing the step results. Use it only for logging and debug
 ;; purposes.
 (define %current-result (make-hash-table))