[commit: haddock] alexbiehl-patch-1, ghc-8.0, ghc-head, ghc-head1, headdock-library-1.4.5, ie_avails, master, pr-filter-maps, pr/cabal-desc, travis, v2.17, v2.18, wip/new-tree-one-param, wip/rae, wip/remove-frames, wip/remove-frames1, wip/revert-ttg-2017-11-20, wip/ttg-2017-10-13, wip/ttg-2017-10-31, wip/ttg-2017-11-06, wip/ttg2-2017-11-10, wip/ttg3-2017-11-12, wip/ttg4-constraints-2017-11-13: do not create empty src directory (bc8de00)

[git at git.haskell.org]

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

On branches: alexbiehl-patch-1,ghc-8.0,ghc-head,ghc-head1,headdock-library-1.4.5,ie_avails,master,pr-filter-maps,pr/cabal-desc,travis,v2.17,v2.18,wip/new-tree-one-param,wip/rae,wip/remove-frames,wip/remove-frames1,wip/revert-ttg-2017-11-20,wip/ttg-2017-10-13,wip/ttg-2017-10-31,wip/ttg-2017-11-06,wip/ttg2-2017-11-10,wip/ttg3-2017-11-12,wip/ttg4-constraints-2017-11-13
Link       : http://git.haskell.org/haddock.git/commitdiff/bc8de008b271ca4b9eb99f8043d08c42ab1734f0

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

commit bc8de008b271ca4b9eb99f8043d08c42ab1734f0
Author: Sebastian Meric de Bellefon <arnaudpourseb at gmail.com>
Date:   Wed Jun 22 22:51:30 2016 -0400

    do not create empty src directory
    
    Fix #536.


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

bc8de008b271ca4b9eb99f8043d08c42ab1734f0
 haddock-api/src/Haddock.hs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/haddock-api/src/Haddock.hs b/haddock-api/src/Haddock.hs
index 5e8f4a4..28974d1 100644
--- a/haddock-api/src/Haddock.hs
+++ b/haddock-api/src/Haddock.hs
@@ -336,7 +336,7 @@ render dflags flags qual ifaces installedIfaces extSrcMap = do
     ppLaTeX title pkgStr visibleIfaces odir (fmap _doc prologue) opt_latex_style
                   libDir
 
-  when (Flag_HyperlinkedSource `elem` flags) $ do
+  when (Flag_HyperlinkedSource `elem` flags && not (null ifaces)) $ do
     ppHyperlinkedSource odir libDir opt_source_css pretty srcMap ifaces
 
 -- | From GHC 7.10, this function has a potential to crash with a