i2c-2.8.0.ebuild

i2c-2.8.0.ebuild (text/plain), 2.76 KB, created by Tim Yamin (RETIRED) on 2003-08-12 15:55:52 UTC

# Copyright 1999-2003 Gentoo Technologies, Inc.
# Distributed under the terms of the GNU General Public License, v2 or later
# $Header: /home/cvsroot/gentoo-x86/sys-apps/i2c/i2c-2.8.0.ebuild,v 1.0-pre1 plasmaroo Exp $
# [e-mail], datestamp Tue Aug 12, 11:11 PM v0-r3

S=${WORKDIR}/${P}
DESCRIPTION="I2C Bus support for 2.4.x kernels"
SRC_URI="http://www2.lm-sensors.nu/~lm78/archive/${P}.tar.gz"
HOMEPAGE="http://www2.lm-sensors.nu/~lm78"

SLOT="0"
KEYWORDS="x86 amd64 ~ppc"
LICENSE="GPL-2"
DEPEND="virtual/linux-sources"

src_compile ()  {

	echo
	einfo "*****************************************************************"
	einfo
	einfo "This ebuild assumes your *current* kernel is >=2.4.9 && < 2.5+ "
	einfo
	einfo "To cross-compile, 'export LINUX=\"/lib/modules/<version>/build\"'."
	einfo
	einfo "For 2.5+ series kernels, use the i2c support already in the"
	einfo "kernel under 'Character devices' -> 'I2C support'."
	einfo
	einfo "*****************************************************************"
	echo

	if [ "$LINUX" != "" ]; then
		einfo "Cross-compiling using $LINUX"
		einfo "Using headers from `echo $LINUX/include/linux | sed 's/\/\//\//'`"
		LINUX=`echo $LINUX | sed 's/build\//build/'`
	else
		einfo "Using running kernel `uname -r`"
	fi

	echo
	sleep 7

	if [ "$LINUX" != "" ]; then
		emake LINUX=$LINUX clean all || \
		die "i2c requires the source of a compatible kernel version installed in /usr/src/linux or the environmental variable \$LINUX and kernel i2c *disabled* or *enabled as a module*"
	else
		# Setting LINUX="" causes the includes to barf even if
		# include dir is set: it bases the include root from
		# the LINUX dir...

		# This causes LINUX to become the result of a uname probe

		emake clean all || \
		die "i2c requires the source of a compatible kernel version installed in /usr/src/linux or the environmental variable \$LINUX and kernel i2c *disabled* or *enabled as a module*"
	fi
}

src_install () {

	if [ "$LINUX" != "" ]; then
		emake LINUX=$LINUX LINUX_INCLUDE_DIR=/usr/include/linux DESTDIR=${D} PREFIX=/usr MANDIR=/usr/share/man install || die
		dodoc CHANGES INSTALL README
	else
		emake LINUX_INCLUDE_DIR=/usr/include/linux DESTDIR=${D} PREFIX=/usr MANDIR=/usr/share/man install || die
		dodoc CHANGES INSTALL README
	fi

}

pkg_postinst() {
	[ -x /usr/sbin/update-modules ] && /usr/sbin/update-modules

	echo
	einfo "*****************************************************************"
	einfo
	einfo "I2C modules installed ..."
	einfo
	einfo "IMPORTANT ... if you are installing this package you need to"
	einfo "IMPORTANT ... *disable* kernel I2C support OR *modularize it*"
	einfo "IMPORTANT ... if your 2.4.x kernel is patched with such support"
	einfo
	einfo "*****************************************************************"
	echo

}