setuptools3: clean the build directory in configure

It's not currently possible to set the build tree to be somewhere we
control, but we know it will always be in the build directory alongside
the setup.py so we can [cleandirs] that.

Signed-off-by: Ross Burton <ross.burton@arm.com>
Signed-off-by: Mathieu Dubois-Briand <mathieu.dubois-briand@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

diff --git a/meta/classes-recipe/setuptools3.bbclass b/meta/classes-recipe/setuptools3.bbclass
index a54da8b7f557e594081a083388b716c01fc8d881..0bbe3780231415963b7c05ad4a8cdb4b6afd3469 100644 (file)
--- a/meta/classes-recipe/setuptools3.bbclass
+++ b/meta/classes-recipe/setuptools3.bbclass
@@ -30,6 +30,9 @@ addtask check_backend after do_patch before do_configure
 setuptools3_do_configure() {
     :
 }
+# This isn't nice, but is the best solutions to ensure clean builds for now.
+# https://github.com/pypa/setuptools/issues/4732
+do_configure[cleandirs] = "${SETUPTOOLS_SETUP_PATH}/build"
 
 setuptools3_do_compile() {
         cd ${SETUPTOOLS_SETUP_PATH}