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# Copyright 1999-2015 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$

__EBLITS__="locked-and-loaded"

# eblit-include [--skip] <function> [version]
eblit-include() {
	local skipable=false
	[[ $1 == "--skip" ]] && skipable=true && shift
	[[ $1 == pkg_* ]] && skipable=true

	local e v func=$1 ver=$2
	[[ -z ${func} ]] && die "Usage: eblit-include <function> [version]"
	for v in ${ver:+-}${ver} -${PVR} -${PV} "" ; do
		e="${FILESDIR}/eblits/${func}${v}.eblit"
		if [[ -e ${e} ]] ; then
			source "${e}"
			return 0
		fi
	done
	${skipable} && return 0
	die "Could not locate requested eblit '${func}' in ${FILESDIR}/eblits/"
}

# eblit-run-maybe <function>
# run the specified function if it is defined
eblit-run-maybe() {
	[[ $(type -t "$@") == "function" ]] && "$@"
}

# eblit-run <function> [version]
# aka: src_unpack() { eblit-run src_unpack ; }
eblit-run() {
	eblit-include --skip common "${*:2}"
	eblit-include "$@"
	eblit-run-maybe eblit-$1-pre
	eblit-${PN}-$1
	eblit-run-maybe eblit-$1-post
}

# Copy these into the ebuilds.
#src_unpack()    { eblit-run src_unpack    ; }
#src_prepare()   { eblit-run src_prepare   ; }
#src_configure() { eblit-run src_configure ; }
#src_compile()   { eblit-run src_compile   ; }
#src_test()      { eblit-run src_test      ; }
#src_install()   { eblit-run src_install   ; }