From 0b4816f6a89562477ecb28e16c74ed60d5db5ca4 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Tue, 26 Nov 2013 08:23:31 +0200
Subject: Try to extract library search paths from C++ compiler

This is needed, for example, to support Debian multi-arch.
---
 xsd/build/cxx/generic/configuration-dynamic.make | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/xsd/build/cxx/generic/configuration-dynamic.make b/xsd/build/cxx/generic/configuration-dynamic.make
index c43865a..f35ea66 100644
--- a/xsd/build/cxx/generic/configuration-dynamic.make
+++ b/xsd/build/cxx/generic/configuration-dynamic.make
@@ -3,3 +3,14 @@ cxx_generic := $(CXX)
 else
 cxx_generic := g++
 endif
+
+r := $(shell $(cxx_generic) $(cxx_extra_options) $(cxx_ld_extra_options) \
+-print-search-dirs 2>&1 | sed -e 's/libraries: =//p' -e d)
+
+ifneq ($r,)
+  ifeq ($(cxx_extra_lib_paths),)
+    cxx_extra_lib_paths := $r
+  else
+    cxx_extra_lib_paths := $(cxx_extra_lib_paths):$r
+  endif
+endif
-- 
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