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-rw-r--r--scripts/nix-prefetch-url.in4
1 files changed, 3 insertions, 1 deletions
diff --git a/scripts/nix-prefetch-url.in b/scripts/nix-prefetch-url.in
index 32f40b5ae6ca..9a67ca1417f2 100644
--- a/scripts/nix-prefetch-url.in
+++ b/scripts/nix-prefetch-url.in
@@ -49,7 +49,9 @@ finalPath=$(@bindir@/nix-store -qnB --force-realise $storeExpr)
     
 if ! test -n "$QUIET"; then echo "path is $finalPath" >&2; fi
 
-rm -rf $tmpPath1 $tmpPath2 || true
+if test -n "$tmpPath1" -o -n "$tmpPath2"; then
+    rm -rf $tmpPath1 $tmpPath2 || true
+fi
 
 echo $hash