From 10a7d05be3921b9c9762477a18d41aff232d94d8 Mon Sep 17 00:00:00 2001
From: Yang Tse <yangsita@gmail.com>
Date: Fri, 3 Jun 2011 20:06:42 +0200
Subject: [PATCH] unit tests: disable unit tests for a given cross-compilation
 configuration.

cross-compilation of unit tests static library/programs fails when
libcurl shared library is also built. This might be due to a libtool or
automake issue. In this case we disable unit tests.
---
 configure.ac | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 412242f44..7482397cb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -305,8 +305,23 @@ AM_CONDITIONAL(NO_UNDEFINED, test x$need_no_undefined = xyes)
 CURL_CHECK_CURLDEBUG
 AM_CONDITIONAL(CURLDEBUG, test x$want_curldebug = xyes)
 
+supports_unittests=yes
+# cross-compilation of unit tests static library/programs fails when
+# libcurl shared library is built. This might be due to a libtool or
+# automake issue. In this case we disable unit tests.
+if test "x$cross_compiling" != "xno" &&
+   test "x$enable_shared" != "xno"; then
+  supports_unittests=no
+fi
+
 dnl Build unit tests when option --enable-debug is given.
-AM_CONDITIONAL(BUILD_UNITTESTS, test x$want_debug = xyes)
+if test "x$want_debug" = "xyes" &&
+   test "x$supports_unittests" = "xyes"; then
+  want_unittests=yes
+else
+  want_unittests=no
+fi
+AM_CONDITIONAL(BUILD_UNITTESTS, test x$want_unittests = xyes)
 
 dnl **********************************************************************
 dnl Compilation based checks should not be done before this point.