[commit: ghc] wip/nfs-locking: Split Ar arguments into chunks of length 100 at most. (821776b)

[git at git.haskell.org]

Repository : ssh://git@git.haskell.org/ghc

On branch  : wip/nfs-locking
Link       : http://ghc.haskell.org/trac/ghc/changeset/821776b91341b4651f30f56ec08069a17c0d0a2b/ghc

>---------------------------------------------------------------

commit 821776b91341b4651f30f56ec08069a17c0d0a2b
Author: Andrey Mokhov <andrey.mokhov at gmail.com>
Date:   Tue Jan 13 06:33:44 2015 +0000

    Split Ar arguments into chunks of length 100 at most.


>---------------------------------------------------------------

821776b91341b4651f30f56ec08069a17c0d0a2b
 src/Package/Library.hs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/Package/Library.hs b/src/Package/Library.hs
index 9f200e4..ec2b845 100644
--- a/src/Package/Library.hs
+++ b/src/Package/Library.hs
@@ -2,6 +2,7 @@
 module Package.Library (buildPackageLibrary) where
 
 import Package.Base
+import Data.List.Split
 
 arRule :: Package -> TodoItem -> Rules ()
 arRule (Package _ path _) (stage, dist, _) =
@@ -15,7 +16,8 @@ arRule (Package _ path _) (stage, dist, _) =
         need depObjs
         libObjs <- pkgLibObjects path dist stage way
         liftIO $ removeFiles "." [out]
-        terseRun Ar $ "q" <+> toStandard out <+> libObjs
+        forM_ (chunksOf 100 libObjs) $ \os -> do
+            terseRun Ar $ "q" <+> toStandard out <+> os
 
 ldRule :: Package -> TodoItem -> Rules ()
 ldRule (Package name path _) (stage, dist, _) =