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i2c-tools: add support to build python extension 

Add a config option to build the python bindings for i2c-tools -
py-smbus. The steps for building the python bindings is the same as
the distutil steps that are a part of the python infrastructure.

Signed-off-by: Ryan Barnett <ryanbarnett3@gmail.com>
CC: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
CC: Baruch Siach <baruch@tkos.co.il>
CC: Yann E. MORIN <yann.morin.1998@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
This commit is contained in:
Ryan Barnett 2015-04-05 17:15:05 -05:00 committed by Thomas Petazzoni
parent 37b8360a5a
commit ea8edb9514
1 changed files with 27 additions and 0 deletions
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27
package/i2c-tools/i2c-tools.mk
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@ -10,8 +10,34 @@ I2C_TOOLS_SITE = http://dl.lm-sensors.org/i2c-tools/releases
I2C_TOOLS_LICENSE = GPLv2+, GPLv2 (py-smbus)
I2C_TOOLS_LICENSE_FILES = COPYING
# Build/install steps mirror the distutil python package type in the python package
# infrastructure
ifeq ($(BR2_PACKAGE_PYTHON),y)
I2C_TOOLS_DEPENDENCIES += python
# BASE_ENV taken from PKG_PYTHON_DISTUTILS_ENV in package/pkg-python.mk
I2C_TOOLS_PYTHON_BASE_ENV = \
$(PKG_PYTHON_DISTUTILS_ENV) \
CFLAGS="$(TARGET_CFLAGS) -I../include"
define I2C_TOOLS_BUILD_PYSMBUS
(cd $(@D)/py-smbus; \
$(I2C_TOOLS_PYTHON_BASE_ENV) \
$(HOST_DIR)/usr/bin/python setup.py build \
$(PKG_PYTHON_DISTUTILS_BUILD_OPTS))
endef
define I2C_TOOLS_INSTALL_PYSMBUS
(cd $(@D)/py-smbus; \
$(I2C_TOOLS_PYTHON_BASE_ENV) \
$(HOST_DIR)/usr/bin/python setup.py install \
$(PKG_PYTHON_DISTUTILS_INSTALL_TARGET_OPTS))
endef
endif # BR2_PACKAGE_PYTHON
define I2C_TOOLS_BUILD_CMDS
$(MAKE) $(TARGET_CONFIGURE_OPTS) -C $(@D)
$(I2C_TOOLS_BUILD_PYSMBUS)
endef
define I2C_TOOLS_INSTALL_TARGET_CMDS
@ -19,6 +45,7 @@ define I2C_TOOLS_INSTALL_TARGET_CMDS
do \
$(INSTALL) -m 755 -D $(@D)/tools/$$i $(TARGET_DIR)/usr/bin/$$i; \
done
$(I2C_TOOLS_INSTALL_PYSMBUS)
endef
$(eval $(generic-package))