Fix --download-only making install fail

Fixes #7351 (cherry picked from commit 518e962)
haskell · May 4, 2021 · 6ac2f73 · 6ac2f73
1 parent 0960c8a
commit 6ac2f73
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/cabal-install/src/Distribution/Client/CmdInstall.hs b/cabal-install/src/Distribution/Client/CmdInstall.hs
@@ -382,10 +382,11 @@ installAction flags@NixStyleFlags { extraFlags = clientInstallFlags', .. } targe
     -- Now that we built everything we can do the installation part.
     -- First, figure out if / what parts we want to install:
     let
-      dryRun = buildSettingDryRun $ buildSettings baseCtx
+      dryRun = buildSettingDryRun (buildSettings baseCtx)
+            || buildSettingOnlyDownload (buildSettings baseCtx)
 
     -- Then, install!
-    when (not dryRun) $
+    unless dryRun $
       if installLibs
       then installLibraries verbosity
            buildCtx compiler packageDbs progDb envFile nonGlobalEnvEntries