kumquat-buildroot/package/linux-headers/linux-headers.mk
Yann E. MORIN 2a5cf5e723 toolchain/internal: check kernel headers version for manually-specified version
Ensure the kernel headers version matches exactly the one manually
specified by the user.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Cc: Arnout Vandecappelle <arnout@mind.be>
Cc: Thomas De Schampheleire <patrickdepinguin@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
2014-03-01 19:47:39 +01:00

50 lines
1.6 KiB
Makefile

################################################################################
#
# linux-headers
#
################################################################################
# This package is used to provide Linux kernel headers for the
# internal toolchain backend.
LINUX_HEADERS_VERSION = $(call qstrip,$(BR2_DEFAULT_KERNEL_HEADERS))
ifeq ($(findstring x2.6.,x$(LINUX_HEADERS_VERSION)),x2.6.)
LINUX_HEADERS_SITE = $(BR2_KERNEL_MIRROR)/linux/kernel/v2.6/
else
LINUX_HEADERS_SITE = $(BR2_KERNEL_MIRROR)/linux/kernel/v3.x/
endif
LINUX_HEADERS_SOURCE = linux-$(LINUX_HEADERS_VERSION).tar.xz
LINUX_HEADERS_INSTALL_STAGING = YES
# linux-headers is part of the toolchain so disable the toolchain dependency
LINUX_HEADERS_ADD_TOOLCHAIN_DEPENDENCY = NO
# For some architectures (eg. Arc, Cris, Hexagon, ia64, parisc,
# score and xtensa), the Linux buildsystem tries to call the
# cross-compiler, although it is not needed at all.
# This results in seemingly errors like:
# [...]/scripts/gcc-version.sh: line 26: arc-linux-uclibc-gcc: command not found
# Those can be safely ignored.
define LINUX_HEADERS_INSTALL_STAGING_CMDS
(cd $(@D); \
$(TARGET_MAKE_ENV) $(MAKE) \
ARCH=$(KERNEL_ARCH) \
HOSTCC="$(HOSTCC)" \
HOSTCFLAGS="$(HOSTCFLAGS)" \
HOSTCXX="$(HOSTCXX)" \
INSTALL_HDR_PATH=$(STAGING_DIR)/usr \
headers_install)
endef
ifeq ($(BR2_KERNEL_HEADERS_VERSION),y)
define LINUX_HEADERS_CHECK_VERSION
$(call check_kernel_headers_version,\
"$(TARGET_CC) $(TOOLCHAIN_EXTERNAL_CFLAGS)",\
$(call qstrip,$(BR2_TOOLCHAIN_HEADERS_AT_LEAST)))
endef
LINUX_HEADERS_POST_INSTALL_STAGING_HOOKS += LINUX_HEADERS_CHECK_VERSION
endif
$(eval $(generic-package))