[Pkg-haskell-commits] darcs: ghc: I should do the change in the .in file....

[Joachim Breitner]

Wed Jun 15 20:27:04 UTC 2011  Joachim Breitner <mail at joachim-breitner.de>
  * I should do the change in the .in file....
  Ignore-this: cff2b85cebe11255204a979fb74729fb

    M ./ghc-doc.postinst.in +19

Wed Jun 15 20:27:04 UTC 2011  Joachim Breitner <mail at joachim-breitner.de>
  * I should do the change in the .in file....
  Ignore-this: cff2b85cebe11255204a979fb74729fb
diff -rN -u old-ghc//ghc-doc.postinst.in new-ghc//ghc-doc.postinst.in
--- old-ghc//ghc-doc.postinst.in	2011-06-15 20:27:22.273273224 +0000
+++ new-ghc//ghc-doc.postinst.in	2011-06-15 20:27:22.297275010 +0000
@@ -22,6 +22,25 @@
 
 case "$1" in
     triggered|configure)
+        # Older versions of haskell_devscripts installed .haddock files in
+        # ghc-version-dependent paths. We thus merge them here using symbolic
+        # links. Luckily, dpkg will cleanly remove the symlinks when the last
+        # broken package is deinstalled.
+        # This can be removed once all packages have been rebuilt from source
+        # with a version of haskell-devscripts that installs into
+        # /usr/lib/ghc-doc/haddock/
+        for path in /usr/lib/ghc-7.0.2/haddock /usr/lib/ghc-7.0.3/haddock
+        do
+            if [ -d $path -a ! -L $path ]
+            then
+                echo "Turning $path into a symbolic link to /usr/lib/ghc-doc/haddock/"
+		# This line should successfully do nothing for an empty directory
+                find $path -maxdepth 1 -mindepth 1 -print0 | xargs -0 -r mv /usr/lib/ghc-doc/haddock/
+                rmdir $path
+                ln -s ../ghc-doc/haddock $path
+            fi
+        done
+
         /usr/lib/ghc-doc/gen_contents_index
 	;;
     abort-upgrade|abort-remove|abort-deconfigure)