Improve Setup.hs file so that cabal copy --destdir works. Thanks, Magnus_Therning.

Setup.hs

@@ -27,13 +27,13 @@ main = defaultMainWithHooks simpleUserHooks
 	}
 
 myPostCopy :: Args -> CopyFlags -> PackageDescription -> LocalBuildInfo -> IO ()
-myPostCopy _ (CopyFlags { copyVerbosity }) pkg lbi = do
+myPostCopy _ flags pkg lbi = do
 	installGitAnnexShell dest verbosity pkg lbi
 	installManpages      dest verbosity pkg lbi
 	installDesktopFile   dest verbosity pkg lbi
   where
-	dest      = NoCopyDest
-	verbosity = fromFlag copyVerbosity
+	dest      = fromFlag $ copyDest flags
+	verbosity = fromFlag $ copyVerbosity flags
 
 installGitAnnexShell :: CopyDest -> Verbosity -> PackageDescription -> LocalBuildInfo -> IO ()
 installGitAnnexShell copyDest verbosity pkg lbi =
@@ -62,7 +62,9 @@ installManpages copyDest verbosity pkg lbi =
 	srcManDir   = "man"
 
 installDesktopFile :: CopyDest -> Verbosity -> PackageDescription -> LocalBuildInfo -> IO ()
-installDesktopFile copyDest _verbosity pkg lbi =
-	DesktopFile.install $ dstBinDir </> "git-annex"
+installDesktopFile copyDest _verbosity pkg lbi
+	| progfile copyDest == progfile NoCopyDest =
+		DesktopFile.install (progfile copyDest)
+	| otherwise = return ()
   where
-	dstBinDir = bindir $ absoluteInstallDirs pkg lbi copyDest
+	progfile cd = bindir (absoluteInstallDirs pkg lbi cd) </> "git-annex"

debian/changelog

@@ -32,6 +32,8 @@ git-annex (5.20150732) UNRELEASED; urgency=medium
     readonly mode.
   * Added support for SHA3 hashed keys (in 8 varieties), when git-annex is
     built using the cryptonite library.
+  * Improve Setup.hs file so that cabal copy --destdir works.
+    Thanks, Magnus_Therning.
 
  -- Joey Hess <id@joeyh.name>  Fri, 31 Jul 2015 12:31:39 -0400
 

doc/bugs/__39__copy_destdir__61____60__path__62____39___fails.mdwn

@@ -44,3 +44,13 @@ Index: habs/git-annex/src/git-annex-5.20150731/Setup.hs
 ~~~
 
 As you see I commented out installation of desktop files completely for the moment.  I don't really need them, and they require larger changes to be correct.
+
+> So, by "fails", you mean it installs to ~/.cabal instead of the speficied
+> location.
+> 
+> And, the issue with the desktop file installation is that it's not inside
+> ~/.cabal at all.
+> 
+> I've applied your patch, thanks. And dealt with the desktop file by
+> making it not install it anywhere, unless it's installing to the regular
+> ~/.cabal location. [[done]] --[[Joey]]