# SliTaz package receipt.

PACKAGE="bootchart"
VERSION="0.9"
CATEGORY="misc"
SHORT_DESC="boot process performance analyzer (add init=/sbin/bootchartd to boot options)"
MAINTAINER="jozee@slitaz.org"
LICENSE="GPL2"
WEB_SITE="https://github.com/sofar/bootchart"
TARBALL="$PACKAGE-$VERSION.tar.bz2"
WGET_URL="$SF_MIRROR/$PACKAGE/$TARBALL"
TAGS="boot performance profile analysis"

SUGGESTED="pybootchartgui"

# What is the latest version available today?
current_version()
{
	wget -O - $WEB_SITE/tags 2>/dev/null | \
	sed '/archive.*tar/!d;s|.*/[A-Za-z_-]*\(.*\).tar.*|\1|;q'
}

# Rules to gen a SliTaz package suitable for Tazpkg.
genpkg_rules()
{
	mkdir -p $fs/sbin $fs/etc 
	cp -a $src/script/bootchartd $fs/sbin/bootchartd
	cp -a $src/script/bootchartd.conf $fs/etc
	sed -i "s/SAMPLE_PERIOD=0.2/SAMPLE_PERIOD=1/" $fs/etc/bootchartd.conf
	sed -i "s/kdm_greet/kdm_greet slim /" $fs/sbin/bootchartd
	sed -i 's|/usr/bin/bootchart|/usr/bin/pybootchartgui|g' $fs/sbin/bootchartd
	chown -R root:root $fs
}

post_install()
{
	KERNEL_VERSION=$(uname -r | cut -d- -f1)
	MENU="$1/boot/grub/menu.lst"
	if [ -f "$MENU" ]; then
		# add an entry only if slitaz is installed and bootchart is not configured
		if ! grep -q "vmlinuz-$KERNEL_VERSION-slitaz.*sbin/bootchartd.*" "$MENU"; then
			# FIXME: really use the first comer value?
			#        (our lines will be LAST)
			root_dev=`sed -n 's/.*root=\([^ ]*\).*/\1/p' "$MENU" | head -n1`
			grub_dev=`sed -n '/^[^#]*root.* (/p' "$MENU" | head -n1`
			# Add new kernel entry for bootchart and display information message
			echo
			echo "----"
			echo "GRUB is installed, these tree lines has been added to the menu.lst:"
			tee -a "$MENU" << EOT

title  SliTaz GNU/Linux (Kernel $KERNEL_VERSION-slitaz) with bootchart
$grub_dev
       kernel /boot/vmlinuz-$KERNEL_VERSION-slitaz root=$root_dev init=/sbin/bootchartd
EOT
			echo "----"
		else
			echo
			echo "Grub menu.lst seems already configured to boot new Kernel..."
		fi
	fi
}