libetonyek: fix windows build

Putting source files into sub-directories is not really supported by
autotools apparently.

Change-Id: I6f0ff7e0ee0c2c4b59fb670a3cbaa9723b655d1f

external/libetonyek/ExternalProject_libetonyek.mk

@@ -35,6 +35,7 @@ $(call gb_ExternalProject_get_state_target,libetonyek,build) :
 			--disable-werror \
 			--disable-weffc \
 			--without-tools \
+			$(if $(filter WNT,$(OS_FOR_BUILD)),MKDIR_P="$(shell cygpath -m /usr/bin/mkdir) -p") \
 			$(if $(VERBOSE)$(verbose),--disable-silent-rules,--enable-silent-rules) \
 			BOOST_CFLAGS="$(if $(SYSTEM_BOOST),$(BOOST_CPPFLAGS),-I$(call gb_UnpackedTarball_get_dir,boost))" \
 			XML_CFLAGS="$(LIBXML_CFLAGS)" \

external/libetonyek/UnpackedTarball_libetonyek.mk

@@ -16,6 +16,7 @@ $(eval $(call gb_UnpackedTarball_set_patchlevel,libetonyek,0))
 $(eval $(call gb_UnpackedTarball_add_patches,libetonyek,\
 	external/libetonyek/assert.patch \
 	external/libetonyek/0001-missing-include.patch.1 \
+	external/libetonyek/win_build.patch.1 \
 ))
 
 # vim: set noet sw=4 ts=4:

external/libetonyek/win_build.patch.1

+Fix the windows build - fix libtool
+
+--- libetonyek/ltmain.sh.orig	2015-05-20 00:47:55.378800000 +0200
++++ libetonyek/ltmain.sh	2015-05-20 00:47:33.648000000 +0200
+@@ -3722,6 +3722,8 @@
+ 	sleep 2
+       done
+     fi
++    # Cygwin ar.exe does not create directories for the objects!
++    mkdir -p $f_ex_an_ar_dir/contexts
+     func_show_eval "(cd \$f_ex_an_ar_dir && $AR x \"\$f_ex_an_ar_oldlib\")" \
+ 		   'stat=$?; rm -f "$lockfile"; exit $stat'
+     if test "$lock_old_archive_extraction" = yes; then