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Makefile: Keep list of exported variables

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This can be useful to unexport them later.

Change-Id: I2ce9eff32d817ec190441550116376843abd1c11
Signed-off-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.coreboot.org/21162
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
This commit is contained in:
Nico Huber
2017-08-23 23:48:13 +02:00
committed by Martin Roth
parent 699143aa35
commit 7a1fbdb1e6
2 changed files with 36 additions and 24 deletions
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38
Makefile
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@@ -30,24 +30,31 @@
## SUCH DAMAGE.
##
export top := $(CURDIR)
export src := src
export srck := $(top)/util/kconfig
top := $(CURDIR)
src := src
srck := $(top)/util/kconfig
obj ?= build
override obj := $(subst $(top)/,,$(abspath $(obj)))
export obj
export objutil ?= $(obj)/util
export objk := $(objutil)/kconfig
objutil ?= $(obj)/util
objk := $(objutil)/kconfig
absobj := $(abspath $(obj))
COREBOOT_EXPORTS := COREBOOT_EXPORTS
COREBOOT_EXPORTS += top src srck obj objutil objk
export KCONFIG_AUTOHEADER := $(obj)/config.h
export KCONFIG_AUTOCONFIG := $(obj)/auto.conf
export KCONFIG_DEPENDENCIES := $(obj)/auto.conf.cmd
export KCONFIG_SPLITCONFIG := $(obj)/config
export KCONFIG_TRISTATE := $(obj)/tristate.conf
export KCONFIG_NEGATIVES := 1
export KCONFIG_STRICT := 1
DOTCONFIG ?= $(top)/.config
KCONFIG_CONFIG = $(DOTCONFIG)
KCONFIG_AUTOHEADER := $(obj)/config.h
KCONFIG_AUTOCONFIG := $(obj)/auto.conf
KCONFIG_DEPENDENCIES := $(obj)/auto.conf.cmd
KCONFIG_SPLITCONFIG := $(obj)/config
KCONFIG_TRISTATE := $(obj)/tristate.conf
KCONFIG_NEGATIVES := 1
KCONFIG_STRICT := 1
COREBOOT_EXPORTS += KCONFIG_CONFIG KCONFIG_AUTOHEADER KCONFIG_AUTOCONFIG
COREBOOT_EXPORTS += KCONFIG_DEPENDENCIES KCONFIG_SPLITCONFIG KCONFIG_TRISTATE
COREBOOT_EXPORTS += KCONFIG_NEGATIVES KCONFIG_STRICT
# directory containing the toplevel Makefile.inc
TOPLEVEL := .
@@ -55,9 +62,6 @@ TOPLEVEL := .
CONFIG_SHELL := sh
KBUILD_DEFCONFIG := configs/defconfig
UNAME_RELEASE := $(shell uname -r)
DOTCONFIG ?= $(top)/.config
KCONFIG_CONFIG = $(DOTCONFIG)
export KCONFIG_CONFIG
HAVE_DOTCONFIG := $(wildcard $(DOTCONFIG))
MAKEFLAGS += -rR --no-print-directory
@@ -82,6 +86,8 @@ PREPROCESS_ONLY := -E -P -x assembler-with-cpp -undef -I .
DOXYGEN := doxygen
DOXYGEN_OUTPUT_DIR := doxygen
export $(COREBOOT_EXPORTS)
all: real-all
help_coreboot help::