fix man page building

.gitignore

@@ -11,7 +11,7 @@ Build/Standalone
 Build/OSXMkLibs
 Build/LinuxMkLibs
 Build/BuildVersion
-Build/Mans
+Build/MakeMans
 git-annex
 man
 git-union-merge

Build/MakeMans.hs

@@ -0,0 +1,15 @@
+{- Build man pages, for use by Makefile
+ -
+ - Copyright 2016 Joey Hess <id@joeyh.name>
+ -
+ - Licensed under the GNU GPL version 3 or higher.
+ -}
+
+{-# OPTIONS_GHC -fno-warn-tabs #-}
+
+module Main where
+
+import Build.Mans
+
+main :: IO ()
+main = buildMansOrWarn

Build/Mans.hs

@@ -18,8 +18,8 @@ import System.Exit
 import Data.Maybe
 import Utility.Exception
 
-main :: IO ()
-main = do
+buildMansOrWarn :: IO ()
+buildMansOrWarn = do
 	mans <- buildMans
 	when (any isNothing mans) $
 		error "mdwn2man failed"

Makefile

@@ -76,8 +76,8 @@ else
 IKIWIKI=ikiwiki
 endif
 
-mans: Build/Mans
-	./Build/Mans
+mans: Build/MakeMans
+	./Build/MakeMans
 
 docs: mans
 	LC_ALL=C TZ=UTC $(IKIWIKI) doc html -v --wikiname git-annex \
@@ -111,7 +111,7 @@ Build/OSXMkLibs: Build/OSXMkLibs.hs
 	$(GHC) --make $@ -Wall -fno-warn-tabs
 Build/LinuxMkLibs: Build/LinuxMkLibs.hs
 	$(GHC) --make $@ -Wall -fno-warn-tabs
-Build/Mans: Build/Mans.hs
+Build/MakeMans: Build/MakeMans.hs
 	$(GHC) --make $@ -Wall -fno-warn-tabs
 
 # Upload to hackage.

git-annex.cabal

@@ -662,6 +662,7 @@ Executable git-annex
     Build.EvilSplicer
     Build.InstallDesktopFile
     Build.LinuxMkLibs
+    Build.MakeMans
     Build.Mans
     Build.NullSoftInstaller
     Build.OSXMkLibs