diff options
| author | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2011-04-17 21:47:44 +0000 |
|---|---|---|
| committer | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2011-04-17 21:47:44 +0000 |
| commit | fbbdac4faae3e304458187d76aad51a47c75b386 (patch) | |
| tree | 5ce1b10074f9523fc1eec4cbc2bc269cfc0d89e9 /include/target.mk | |
| parent | 0e460adef92bb959a57015b4de8533d906fd893b (diff) | |
use lazy evaluation to allow targets to override kernel config files
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@26714 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'include/target.mk')
| -rw-r--r-- | include/target.mk | 35 |
1 files changed, 14 insertions, 21 deletions
diff --git a/include/target.mk b/include/target.mk index f673f9582..83455723e 100644 --- a/include/target.mk +++ b/include/target.mk @@ -112,42 +112,35 @@ __config_name_list = $(1)/config-$(KERNEL_PATCHVER) $(1)/config-default __config_list = $(firstword $(wildcard $(call __config_name_list,$(1)))) find_kernel_config=$(if $(__config_list),$(__config_list),$(lastword $(__config_name_list))) -GENERIC_LINUX_CONFIG:=$(call find_kernel_config,$(GENERIC_PLATFORM_DIR)) -LINUX_TARGET_CONFIG:=$(call find_kernel_config,$(PLATFORM_DIR)) +GENERIC_LINUX_CONFIG = $(call find_kernel_config,$(GENERIC_PLATFORM_DIR)) +LINUX_TARGET_CONFIG = $(call find_kernel_config,$(PLATFORM_DIR)) ifneq ($(PLATFORM_DIR),$(PLATFORM_SUBDIR)) - LINUX_SUBTARGET_CONFIG:=$(call find_kernel_config,$(PLATFORM_SUBDIR)) + LINUX_SUBTARGET_CONFIG = $(call find_kernel_config,$(PLATFORM_SUBDIR)) endif # config file list used for compiling -LINUX_KCONFIG_LIST := $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG) $(LINUX_SUBTARGET_CONFIG) $(TOPDIR)/env/kernel-config) +LINUX_KCONFIG_LIST = $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG) $(LINUX_SUBTARGET_CONFIG) $(TOPDIR)/env/kernel-config) # default config list for reconfiguring # defaults to subtarget if subtarget exists and target does not # defaults to target otherwise -ifeq ($(if $(wildcard $(LINUX_TARGET_CONFIG)),,$(if $(LINUX_SUBTARGET_CONFIG),1)),1) - LINUX_RECONFIG_LIST := $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG) $(LINUX_SUBTARGET_CONFIG)) - LINUX_RECONFIG_TARGET := $(LINUX_SUBTARGET_CONFIG) -else - LINUX_RECONFIG_LIST := $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG)) - LINUX_RECONFIG_TARGET := $(LINUX_TARGET_CONFIG) -endif +USE_SUBTARGET_CONFIG = $(if $(wildcard $(LINUX_TARGET_CONFIG)),,$(if $(LINUX_SUBTARGET_CONFIG),1)) + +LINUX_RECONFIG_LIST = $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG) $(if $(USE_SUBTARGET_CONFIG),$(LINUX_SUBTARGET_CONFIG))) +LINUX_RECONFIG_TARGET = $(if $(USE_SUBTARGET_CONFIG),$(LINUX_SUBTARGET_CONFIG),$(LINUX_TARGET_CONFIG)) # select the config file to be cahnged by kernel_menuconfig/kernel_oldconfig ifeq ($(CONFIG_TARGET),platform) - LINUX_RECONFIG_LIST := $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG)) - LINUX_RECONFIG_TARGET := $(LINUX_TARGET_CONFIG) + LINUX_RECONFIG_LIST = $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG)) + LINUX_RECONFIG_TARGET = $(LINUX_TARGET_CONFIG) endif ifeq ($(CONFIG_TARGET),subtarget) - ifeq ($(wildcard $(LINUX_SUBTARGET_CONFIG)),) - $(error Subtarget not available, cannot reconfigure) - else - LINUX_RECONFIG_LIST := $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG) $(LINUX_SUBTARGET_CONFIG)) - LINUX_RECONFIG_TARGET := $(LINUX_SUBTARGET_CONFIG) - endif + LINUX_RECONFIG_LIST = $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG) $(LINUX_SUBTARGET_CONFIG)) + LINUX_RECONFIG_TARGET = $(LINUX_SUBTARGET_CONFIG) endif ifeq ($(CONFIG_TARGET),env) - LINUX_RECONFIG_LIST := $(LINUX_KCONFIG_LIST) - LINUX_RECONFIG_TARGET := $(TOPDIR)/env/kernel-config + LINUX_RECONFIG_LIST = $(LINUX_KCONFIG_LIST) + LINUX_RECONFIG_TARGET = $(TOPDIR)/env/kernel-config endif __linux_confcmd = $(SCRIPT_DIR)/kconfig.pl $(2) $(patsubst %,+,$(wordlist 2,9999,$(1))) $(1) |