The ebuild I am using here

cpulimit-9999.ebuild (text/plain), 762 bytes, created by Paulo da Silva on 2010-06-20 02:28:30 UTC

# Copyright 1999-2009 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/app-admin/cpulimit/cpulimit-1.1.ebuild,v 1.7 2009/09/14 21:02:40 volkmar Exp $

inherit subversion eutils toolchain-funcs

DESCRIPTION="Limits the CPU usage of a process"
HOMEPAGE="http://cpulimit.sourceforge.net"
SRC_URI=""
ESVN_REPO_URI="https://cpulimit.svn.sourceforge.net/svnroot/cpulimit/trunk"
ESVN_PROJECT="cpulimit"

LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~amd64 ~x86"
IUSE=""

DEPEND=""

src_unpack() {
	subversion_src_unpack
	cd "${S}"
	epatch "${FILESDIR}/${P}-makefile.patch"
}

src_compile() {
	emake CC="$(tc-getCC)" || die "emake failed"
}

src_install() {
	dosbin cpulimit
	doman "${FILESDIR}/cpulimit.8"
}