socl/src/Makefile.am: make sure CL include files are included from socl/src directory

socl/src/Makefile.am

@@ -1,7 +1,7 @@
 # StarPU --- Runtime system for heterogeneous multicore architectures.
 #
 # Copyright (C) 2009-2012  Université de Bordeaux 1
-# Copyright (C) 2010, 2011, 2012  Centre National de la Recherche Scientifique
+# Copyright (C) 2010, 2011, 2012, 2013  Centre National de la Recherche Scientifique
 #
 # StarPU is free software; you can redistribute it and/or modify
 # it under the terms of the GNU Lesser General Public License as published by
@@ -16,7 +16,7 @@
 
 AM_CFLAGS = $(GLOBAL_AM_CFLAGS) $(STARPU_CUDA_CPPFLAGS) $(STARPU_OPENCL_CPPFLAGS)
 libsocl_@STARPU_EFFECTIVE_VERSION@_la_LIBADD = $(top_builddir)/src/libstarpu-@STARPU_EFFECTIVE_VERSION@.la
-AM_CPPFLAGS = -I$(top_srcdir)/include/ -I$(top_builddir)/include
+AM_CPPFLAGS = -I$(top_srcdir)/include/ -I$(top_builddir)/include -I$(top_srcdir)/socl/src
 AM_LDFLAGS = $(STARPU_OPENCL_LDFLAGS) $(STARPU_CUDA_LDFLAGS) -no-undefined
 
 SUBDIRS =