From 924d48083b8dde4225028b14dd2409d287ff8b47 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Llu=C3=ADs=20Batlle=20i=20Rossell?=
 <viric@vicerveza.homeunix.net>
Date: Fri, 2 Oct 2009 07:39:11 +0000
Subject: [PATCH] Fixing boostFull 1.40.0 They removed the usual tagged library
 names in 1.40 under the layout "system", but they introduced a new layout
 "tagged". The "tagged" layout is needed when we want more than one 'style' of
 the libraries at once(debug,release, ...

svn path=/nixpkgs/trunk/; revision=17585
---
 pkgs/development/libraries/boost/1.40.0.nix | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/libraries/boost/1.40.0.nix b/pkgs/development/libraries/boost/1.40.0.nix
index 0ae1470178c6..e67af56a3624 100644
--- a/pkgs/development/libraries/boost/1.40.0.nix
+++ b/pkgs/development/libraries/boost/1.40.0.nix
@@ -21,6 +21,12 @@ let
     (stdenv.lib.optional enableShared "shared" ++
      stdenv.lib.optional enableStatic "static");
 
+  # To avoid library name collisions
+  finalLayout = if ((enableRelease && enableDebug) ||
+    (enableSingleThreaded && enableMultiThreaded) ||
+    (enableShared && enableStatic)) then
+    "system" else "tagged";
+
 in
 
 stdenv.mkDerivation {
@@ -42,7 +48,7 @@ stdenv.mkDerivation {
   configureScript = "./bootstrap.sh";
   configureFlags = "--with-icu=${icu} --with-python=${python}/bin/python";
 
-  buildPhase = "./bjam -sEXPAT_INCLUDE=${expat}/include -sEXPAT_LIBPATH=${expat}/lib --layout=system variant=${variant} threading=${threading} link=${link} install";
+  buildPhase = "./bjam -sEXPAT_INCLUDE=${expat}/include -sEXPAT_LIBPATH=${expat}/lib --layout=${finalLayout} variant=${variant} threading=${threading} link=${link} install";
 
   installPhase = ":";
 }