avoid a race condition that might lead to dnsmasq reading an empty resolv.conf (...

[openwrt.git] / include / kernel-build.mk

diff --git a/include/kernel-build.mk b/include/kernel-build.mk
index 71b9d8000fc2e213deb4dec41c21a963871747b5..40884220883c371fdc2d351b1a2094b22f3b0531 100644 (file)
--- a/include/kernel-build.mk
+++ b/include/kernel-build.mk
@@ -11,10 +11,17 @@ include $(INCLUDE_DIR)/host.mk
 include $(INCLUDE_DIR)/kernel.mk
 include $(INCLUDE_DIR)/prereq.mk
 
-LINUX_CONFIG ?= ./config/default
-
--include $(TOPDIR)/target/linux/generic-$(KERNEL)/config-template
--include $(LINUX_CONFIG)
+GENERIC_LINUX_CONFIG:=$(GENERIC_PLATFORM_DIR)/config-$(shell [ -f "$(GENERIC_PLATFORM_DIR)/config-$(KERNEL_PATCHVER)" ] && echo "$(KERNEL_PATCHVER)" || echo template ) 
+LINUX_CONFIG_DIR ?= ./config$(shell [ -d "./config-$(KERNEL_PATCHVER)" ] && printf -- "-$(KERNEL_PATCHVER)" || true )
+LINUX_CONFIG ?= $(LINUX_CONFIG_DIR)/default
+
+ifneq ($(DUMP),)
+  TMP_CONFIG:=$(TMP_DIR)/.kconfig-$(BOARD)-$(KERNEL)
+  $(TMP_CONFIG): $(GENERIC_LINUX_CONFIG) $(LINUX_CONFIG)
+       $(SCRIPT_DIR)/config.pl + $^ > $@
+  -include $(TMP_CONFIG)
+  .SILENT: $(TMP_CONFIG)
+endif
 
 ifneq ($(CONFIG_ATM),)
   FEATURES += atm
@@ -166,9 +173,9 @@ prepare: $(LINUX_DIR)/.configured
 compile: $(LINUX_DIR)/.modules
 menuconfig: $(LINUX_DIR)/.prepared FORCE
        $(call Kernel/Configure)
-       $(SCRIPT_DIR)/config.pl '+' $(GENERIC_PLATFORM_DIR)/config-template $(LINUX_CONFIG) > $(LINUX_DIR)/.config
+       $(SCRIPT_DIR)/config.pl '+' $(GENERIC_LINUX_CONFIG) $(LINUX_CONFIG) > $(LINUX_DIR)/.config
        $(MAKE) -C $(LINUX_DIR) $(KERNEL_MAKEOPTS) menuconfig
-       $(SCRIPT_DIR)/config.pl '>' $(GENERIC_PLATFORM_DIR)/config-template $(LINUX_DIR)/.config > $(LINUX_CONFIG)
+       $(SCRIPT_DIR)/config.pl '>' $(GENERIC_LINUX_CONFIG) $(LINUX_DIR)/.config > $(LINUX_CONFIG)
 
 install: $(LINUX_DIR)/.image