* Make Valgrind's default suppressions useful for Nix-compiled

programs (e.g. a rule should match any libc.so, not just
  /lib/libc.so).

svn path=/nixpkgs/trunk/; revision=12661

pkgs/development/tools/analysis/valgrind/default.nix

@@ -17,6 +17,15 @@ stdenv.mkDerivation {
   configureFlags =
     if stdenv.system == "x86_64-linux" then ["--enable-only64bit"] else [];
 
+  postInstall = ''
+    for i in $out/lib/valgrind/*.supp; do
+      substituteInPlace $i \
+        --replace 'obj:/lib' 'obj:*/lib' \
+        --replace 'obj:/usr/X11R6/lib' 'obj:*/lib' \
+        --replace 'obj:/usr/lib' 'obj:*/lib'
+    done
+  '';
+
   meta = {
     homepage = http://www.valgrind.org/;
     description = "Valgrind, a debugging and profiling tool suite";