buildroot

################################################################################

#

# eigen

#

################################################################################

​

EIGEN_VERSION = 3.2.5

EIGEN_SITE = https://bitbucket.org/eigen/eigen

EIGEN_SITE_METHOD = hg

EIGEN_LICENSE = MPL2, BSD-3c, LGPLv2.1

EIGEN_LICENSE_FILES = COPYING.MPL2 COPYING.BSD COPYING.LGPL COPYING.README

EIGEN_INSTALL_STAGING = YES

EIGEN_INSTALL_TARGET = NO

EIGEN_DEST_DIR = $(STAGING_DIR)/usr/include/eigen3

​

ifeq ($(BR2_PACKAGE_EIGEN_UNSUPPORTED_MODULES),y)

define EIGEN_INSTALL_UNSUPPORTED_MODULES_CMDS

    mkdir -p $(EIGEN_DEST_DIR)/unsupported

    cp -a $(@D)/unsupported/Eigen $(EIGEN_DEST_DIR)/unsupported

endef

endif

​

# Generate the .pc file at build time

define EIGEN_BUILD_CMDS

    sed -r -e 's,^Version: .*,Version: $(EIGEN_VERSION),' \

        -e 's,^Cflags: .*,Cflags: -I$(EIGEN_DEST_DIR),' \

        $(@D)/eigen3.pc.in >$(@D)/eigen3.pc

endef

​

# This package only consists of headers that need to be

# copied over to the sysroot for compile time use

define EIGEN_INSTALL_STAGING_CMDS

    $(RM) -r $(EIGEN_DEST_DIR)

    mkdir -p $(EIGEN_DEST_DIR)

    cp -a $(@D)/Eigen $(EIGEN_DEST_DIR)

    $(EIGEN_INSTALL_UNSUPPORTED_MODULES_CMDS)

    $(INSTALL) -D -m 0644 $(@D)/eigen3.pc \

        $(STAGING_DIR)/usr/lib/pkgconfig/eigen3.pc

endef

​

$(eval $(generic-package))