build: fix device module builds

Slightly hackish workaround, works ok as long as we don't
have target-specific modules.  meson will obsolete this.

See comment in the patch for the --verbose description.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-id: 20200624131045.14512-5-kraxel@redhat.com

[ kraxel: updated comment from discussions ]

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann 2020-06-24 15:10:39 +02:00
parent 7ab6e7fcce
commit c4ddab7ae5

View file

@ -179,6 +179,20 @@ endif # CONFIG_SOFTMMU
dummy := $(call unnest-vars,,obj-y)
all-obj-y := $(obj-y)
#
# common-obj-m has some crap here, probably as side effect from
# unnest-vars recursing into target directories to fill obj-y and not
# properly handling the -m case.
#
# Clear common-obj-m as workaround. Fixes suspious dependency errors
# when building devices as modules. A bit hackish, but should be ok
# as long as we do not have any target-specific modules.
#
# The meson-based build system currently in development doesn't need
# unnest-vars and will obsolete this workaround.
#
common-obj-m :=
include $(SRC_PATH)/Makefile.objs
dummy := $(call unnest-vars,.., \
authz-obj-y \