# $Id$

PNAME="klibc"
PVER="2.0.1"
PBUILD="r1"

PCAT="dev-libs"

DESCRIPTION="A minimal libc subset for use with initramfs."
HOMEPAGE="http://www.kernel.org/pub/linux/libs/klibc/"

DEPEND=">= dev-lang/perl-5"
SDEPEND=">= virtual/kernel-sources"

SRCFILE="${PNAME}-${PVER}.tar.xz"
SRCDIR="${BUILDDIR}/${PNAME}-${PVER}"

# global var: ${LINUX_SOURCES}
# location where they are
[[ -z ${LINUX_SOURCES} ]] && LINUX_SOURCES="/usr/src/linux"

sminclude mtools

SRC_URI=(
	http://www.kernel.org/pub/linux/libs/${PNAME}/${PVER%.*}/${SRCFILE}
	mirror://${PNAME}/${SRCFILE}
)

UP2DATE="updatecmd ${HOMEPAGE}/Current/'?C=M;O=A' | lasttarball xz"

src_prepare()
{
	munpack ${SRCFILE} || die
	cd ${SRCDIR}

	ln -snf ${LINUX_SOURCES} ${SRCDIR}/linux || die
}

src_compile()
{
	cd ${SRCDIR}

	mmake \
		ARCH=${ARCH/i*86/i386} \
		KLIBCARCH=${ARCH/i*86/i386} \
		KLIBCASMARCH=${ARCH/i*86/x86} \
		mandir=/usr/share/man \
		libdir=/usr/$(mlibdir) \
		INSTALLDIR=/usr/$(mlibdir)/klibc \
		SHLIBDIR=/usr/$(mlibdir) \
		|| die
}

src_install()
{
	cd ${SRCDIR}

	# needed directories
	minstalldir /usr/share/aclocal || die

	mmake \
		ARCH=${ARCH/i*86/i386} \
		KLIBCARCH=${ARCH/i*86/i386} \
		KLIBCASMARCH=${ARCH/[i|x]*86*/x86} \
		INSTALLROOT=${BINDIR} \
		mandir=/usr/share/man \
		libdir=/usr/$(mlibdir) \
		INSTALLDIR=/usr/$(mlibdir)/klibc \
		SHLIBDIR=/usr/$(mlibdir) \
		install || die

	# remove hardlinks; use symlinks
	rm ${BINDIR}/usr/$(mlibdir)/klibc/bin/{gunzip,zcat} || die
	mlink gzip /usr/$(mlibdir)/klibc/bin/gunzip || die
	mlink gzip /usr/$(mlibdir)/klibc/bin/zcat || die

	# missing ac-includes
	minstallfile contrib/klibc.m4 /usr/share/aclocal || die

	# docs
	minstalldocs README usr/klibc/{CAVEATS,LICENSE} usr/dash/README.klibc || die
}