Renamed diskfree.c to avoid OSX case insensativity bug.

Makefile

@@ -12,7 +12,7 @@ GHCMAKE=ghc $(GHCFLAGS) --make
 bins=git-annex
 mans=git-annex.1 git-annex-shell.1
 sources=Build/SysConfig.hs Utility/Touch.hs
-clibs=Utility/diskfree.o
+clibs=Utility/libdiskfree.o
 
 all=$(bins) $(mans) docs
 

Utility/DiskFree.hs

@@ -15,7 +15,7 @@ import Foreign.C.Types
 import Foreign.C.String
 import Foreign.C.Error
 
-foreign import ccall unsafe "diskfree.h diskfree" c_diskfree
+foreign import ccall unsafe "libdiskfree.h diskfree" c_diskfree
 	:: CString -> IO CULLong
 
 getDiskFree :: String -> IO (Maybe Integer)

debian/changelog

@@ -7,6 +7,7 @@ git-annex (3.20120407) UNRELEASED; urgency=low
     configuration setting, doing fuzzy matching using the restricted
     Damerau-Levenshtein edit distance, just as git does. This adds a build
     dependency on the haskell edit-distance library.
+  * Renamed diskfree.c to avoid OSX case insensativity bug.
 
  -- Joey Hess <joeyh@debian.org>  Sun, 08 Apr 2012 12:23:42 -0400
 

doc/bugs/case-insensitive.mdwn

@@ -15,3 +15,6 @@ What version of git-annex are you using? On what operating system?
 Please provide any additional information below.
 
 > The problem is that since `DiskFree.hs` generates `DiskFree.o` and `diskfree.c` generates `diskfree.o`, a case-insensitive file system overwrites one object file with the other.  Renaming `diskfree.c` to `diskfreec.c` and changing the corresponding filenames in `git-annex.cabal` fixes the problem.
+
+>> Man, not this again. The 80's called, they want their 
+>> unix portability wars back. [[fixed|done]]. --[[Joey]]

git-annex.cabal

@@ -34,17 +34,17 @@ Executable git-annex
    base >= 4.5, base < 5, monad-control, transformers-base, lifted-base,
    IfElse, text, QuickCheck >= 2.1, bloomfilter, edit-distance
   Other-Modules: Utility.Touch
-  C-Sources: Utility/diskfree.c
+  C-Sources: Utility/libdiskfree.c
 
 Executable git-annex-shell
   Main-Is: git-annex-shell.hs
-  C-Sources: Utility/diskfree.c
+  C-Sources: Utility/libdiskfree.c
 
 Test-Suite test
   Type: exitcode-stdio-1.0
   Main-Is: test.hs
   Build-Depends: testpack, HUnit
-  C-Sources: Utility/diskfree.c
+  C-Sources: Utility/libdiskfree.c
 
 source-repository head
   type: git