Fix rpath handling based on clang patch, and add another fix from lang/clang.

llvm/distinfo

@@ -1,7 +1,8 @@
-$NetBSD: distinfo,v 1.5 2009/11/05 22:18:00 christtrekker Exp $
+$NetBSD: distinfo,v 1.6 2009/12/08 10:29:50 thomasklausner Exp $
 
 SHA1 (llvm-2.6.tar.gz) = 547471147cbf6d3e49539e01196ffada2c79c250
 RMD160 (llvm-2.6.tar.gz) = 24d58cb052ab5879aae59eaf4885ec41186ee22a
 Size (llvm-2.6.tar.gz) = 7790380 bytes
-SHA1 (patch-ac) = ef735eef5ee27f5ac9b4ff022cf86d2990ed0b32
+SHA1 (patch-aa) = 9d40cbc0a103e49abe2a312bba63465f959a5313
+SHA1 (patch-ac) = a89847ffac13a10a72f5b87a612837cb6f6f9482
 SHA1 (patch-ad) = b7f4da294510666063b655540991f51c9044d618

llvm/patches/patch-aa

@@ -0,0 +1,22 @@
+$NetBSD: patch-aa,v 1.4 2009/12/08 10:29:50 thomasklausner Exp $
+
+--- lib/System/Unix/Path.inc.orig	2009-12-08 10:01:09.000000000 +0000
++++ lib/System/Unix/Path.inc
+@@ -283,7 +283,7 @@ Path::GetCurrentDirectory() {
+   return Path(pathname);
+ }
+ 
+-#ifdef __FreeBSD__
++#if defined(__FreeBSD__) || defined(__NetBSD__)
+ static int
+ test_dir(char buf[PATH_MAX], char ret[PATH_MAX],
+     const char *dir, const char *bin)
+@@ -351,7 +351,7 @@ Path Path::GetMainExecutable(const char 
+     if (realpath(exe_path, link_path))
+       return Path(std::string(link_path));
+   }
+-#elif defined(__FreeBSD__)
++#elif defined(__FreeBSD__) || defined(__NetBSD__)
+   char exe_path[PATH_MAX];
+ 
+   if (getprogpath(exe_path, argv0) != NULL)

llvm/patches/patch-ac

@@ -1,8 +1,33 @@
-$NetBSD: patch-ac,v 1.2 2009/07/18 08:19:29 asau Exp $
+$NetBSD: patch-ac,v 1.3 2009/12/08 10:29:50 thomasklausner Exp $
 
---- Makefile.rules.orig	2009-02-14 04:07:49.000000000 +0300
-+++ Makefile.rules	2009-03-05 16:52:31.000000000 +0300
-@@ -560,9 +560,6 @@
+--- Makefile.rules.orig	2009-12-08 10:01:35.000000000 +0000
++++ Makefile.rules
+@@ -576,12 +576,6 @@ ifdef LOADABLE_MODULE
+   LD.Flags += -module
+ endif
+ 
+-ifdef SHARED_LIBRARY
+-ifneq ($(DARWIN_MAJVERS),4)
+-  LD.Flags += $(RPATH) -Wl,$(LibDir)
+-endif
+-endif
+-
+ ifdef TOOL_VERBOSE
+   C.Flags += -v
+   CXX.Flags += -v
+@@ -610,9 +604,9 @@ ifneq ($(HOST_OS),Darwin)
+ ifneq ($(DARWIN_MAJVERS),4)
+ ifdef TOOLNAME
+ ifdef EXAMPLE_TOOL
+-  LD.Flags += $(RPATH) -Wl,$(ExmplDir) $(RDYNAMIC)
++  LD.Flags += $(RDYNAMIC)
+ else
+-  LD.Flags += $(RPATH) -Wl,$(ToolDir) $(RDYNAMIC)
++  LD.Flags += $(RDYNAMIC)
+ endif
+ endif
+ endif
+@@ -768,9 +762,6 @@ ObjectsBC := $(BaseNameSources:%=$(ObjDi
  # in the file so they get built before dependencies
  #---------------------------------------------------------
  
@@ -12,7 +37,7 @@ $NetBSD: patch-ac,v 1.2 2009/07/18 08:19:29 asau Exp $
  # To create other directories, as needed, and timestamp their creation
  %/.dir:
  	$(Verb) $(MKDIR) $* > /dev/null
-@@ -682,7 +679,9 @@
+@@ -891,7 +882,9 @@ install-local::
  uninstall-local::
  	$(Echo) UnInstall circumvented with NO_INSTALL
  else