LINUX_HEADERS_DEPENDS:=
$(LINUX_HEADERS_UNPACK_DIR)/.unpacked: $(DL_DIR)/$(LINUX_HEADERS_SOURCE)
+ $(Q)$(call MESSAGE,"Extracting kernel headers")
rm -rf $(LINUX_HEADERS_DIR)
$(INSTALL) -d $(@D)
$(LINUX_HEADERS_CAT) $(DL_DIR)/$(LINUX_HEADERS_SOURCE) | \
touch $@
$(LINUX_HEADERS_UNPACK_DIR)/.patched: $(LINUX_HEADERS_UNPACK_DIR)/.unpacked $(LINUX_HEADERS_DEPENDS)
+ $(Q)$(call MESSAGE,"Patching kernel headers")
support/scripts/apply-patches.sh $(LINUX_HEADERS_UNPACK_DIR) toolchain/kernel-headers \
linux-$(LINUX_HEADERS_VERSION)-\*.patch{,.gz,.bz2}
ifneq ($(KERNEL_HEADERS_PATCH_DIR),)
touch $@
$(LINUX_HEADERS_DIR)/.configured: $(LINUX_HEADERS_UNPACK_DIR)/.patched
+ $(Q)$(call MESSAGE,"Installing kernel headers")
(cd $(LINUX_HEADERS_UNPACK_DIR); \
$(MAKE) ARCH=$(KERNEL_ARCH) \
HOSTCC="$(HOSTCC)" HOSTCFLAGS="$(HOSTCFLAGS)" \
ifeq ($(BR2_KERNEL_HEADERS_SNAP),y)
$(error No local $@ found, cannot continue. Are you sure you wanted to enable BR2_KERNEL_HEADERS_SNAP?)
endif
+ $(call MESSAGE,"Downloading kernel headers")
$(call DOWNLOAD,$(LINUX_HEADERS_SITE)/$(LINUX_HEADERS_SOURCE))
kernel-headers: $(LINUX_HEADERS_DIR)/.configured