[gxml] Fixed build on VPATH environment

[Daniel Espinosa Ortiz <despinosa src gnome org>]

commit 628b8f997e600804038fb5d51e40a54b9c8e61fd
Author: Daniel Espinosa <esodan gmail com>
Date:   Tue Apr 15 14:17:50 2014 -0500

    Fixed build on VPATH environment
    
    * Test suite now uses C code allowing to use VPATH
      building on a custom build directory. This keeps
      source tree untouched.

 test/Makefile.am |   19 +++++++++++--------
 1 files changed, 11 insertions(+), 8 deletions(-)
---
diff --git a/test/Makefile.am b/test/Makefile.am
index 538a8ec..113027b 100644
--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -15,7 +15,7 @@ AM_CFLAGS = \
        $(GEE_CFLAGS) \
        $(LIBXML_CFLAGS) \
        $(GIO_CFLAGS) \
-       -I../gxml \
+       -I$(top_builddir) \
        -DTEST_DIR=\"$(builddir)\" \
        $(NULL)
 
@@ -24,7 +24,7 @@ noinst_PROGRAMS = $(TEST_PROGS)
 
 TEST_PROGS += gxml_test
 
-gxml_test_SOURCES = \
+sources = \
        AttrTest.vala \
        CharacterDataTest.vala \
        DocumentTest.vala \
@@ -46,22 +46,25 @@ gxml_test_SOURCES = \
        SerializableBasicTypesTest.vala \
        $(NULL)
 
-gxml_test.vala.stamp: $(gxml_test_SOURCES)
+gxml_test.vala.stamp: $(sources)
+       $(VALAC) $(AM_VALAFLAGS) $^
 
-gxml_test_VALAFLAGS = \
-       $(AM_VALAFLAGS) \
-       $(ERROR_VALAFLAGS) \
+gxml_test_SOURCES = $(sources:.vala=.c)
+
+AM_VALAFLAGS = \
        $(top_srcdir)/vapi/config.vapi \
        $(top_srcdir)/vapi/gxml-test.vapi \
        --vapidir=$(top_srcdir)/vapi \
-       --vapidir=../gxml \
-       --vapidir=../gxml/xom \
+       --vapidir=$(top_builddir)/gxml/xom \
+       --vapidir=$(top_builddir)/gxml \
        --pkg gio-2.0 \
        --pkg gee-0.8 \
        --pkg posix \
        --pkg gxml-0.4 \
        --pkg xom-0.4 \
        --pkg libxml-2.0 \
+       -C \
+       -g \
        -X -DTEST_DIR=$(top_srcdir)/test \
        $(NULL)