Change in coreboot[master]: [TEST]top/Makefile.inc: List the sub directory only for subdirs

[Bao Zheng (Code Review)]

Attention is currently required from: Zheng Bao.
Hello Zheng Bao,

I'd like you to do a code review. Please visit

https://review.coreboot.org/c/coreboot/+/63015

to review the following change.

Change subject: [TEST]top/Makefile.inc: List the sub directory only for subdirs
......................................................................

[TEST]top/Makefile.inc: List the sub directory only for subdirs

Change-Id: Ic59203d5c52fdce3a6a18ffb54f720f16804a85b
Signed-off-by: Zheng Bao 
---
M Makefile.inc
1 file changed, 6 insertions(+), 5 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/15/63015/1

diff --git a/Makefile.inc b/Makefile.inc
index 929c236..a44aaef 100644
--- a/Makefile.inc
+++ b/Makefile.inc
@@ -79,12 +79,13 @@

#######################################################################
 # root source directories of coreboot
+subdirs-only=$(patsubst %/,%,$(filter-out $(wildcard $(patsubst %,%/,$(1))),$(sort $(dir $(wildcard $(1)/*/)))))
 subdirs-y := src/lib src/commonlib/ src/console src/device src/acpi src/superio/common
-subdirs-y += src/ec/acpi $(wildcard src/ec/*/*) $(wildcard src/southbridge/*/*)
-subdirs-y += $(wildcard src/soc/*) $(wildcard src/soc/*/common) $(filter-out $(wildcard src/soc/*/common),$(wildcard src/soc/*/*))
-subdirs-y += $(wildcard src/northbridge/*/*)
-subdirs-y += $(filter-out src/superio/common,$(wildcard src/superio/*)) $(wildcard src/superio/*/*)
-subdirs-y += $(wildcard src/drivers/*) $(wildcard src/drivers/*/*) $(wildcard src/drivers/*/*/*)
+subdirs-y += src/ec/acpi $(call subdirs-only,src/ec/*) $(call subdirs-only,src/southbridge/*)
+subdirs-y += $(call subdirs-only,src/soc) $(wildcard src/soc/*/common) $(filter-out $(wildcard src/soc/*/common),$(call subdirs-only,src/soc/*))
+subdirs-y += $(call subdirs-only,src/northbridge/*)
+subdirs-y += $(filter-out src/superio/common,$(call subdirs-only,src/superio)) $(call subdirs-only,src/superio/*)
+subdirs-y += $(call subdirs-only,src/drivers) $(call subdirs-only,src/drivers/*) $(call subdirs-only,src/drivers/*/*)
 subdirs-y += src/cpu src/vendorcode
 subdirs-y += util/cbfstool util/sconfig util/nvramtool util/pgtblgen util/amdfwtool
 subdirs-y += util/futility util/marvell util/bincfg util/supermicro util/qemu