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111 lines
2.6 KiB
Bash
111 lines
2.6 KiB
Bash
# Copyright 2019-2025 Haelwenn (lanodan) Monnier <contact@hacktivis.me>
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# Distributed under the terms of the GNU General Public License v2
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# @ECLASS: mix.eclass
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# @MAINTAINER:
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# Haelwenn (lanodan) Monnier <contact@hacktivis.me>
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# @AUTHOR:
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# Haelwenn (lanodan) Monnier <contact@hacktivis.me>
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# @SUPPORTED_EAPIS: 6 7 8
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# @BLURB: Build Elixir projects using Elixir's mix
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# @DESCRIPTION:
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# An eclass providing functions to build Elixir projects using Elixir's mix
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#
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# mix is a tool which tries to resolve dependencies itself
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case "${EAPI:-0}" in
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0|1|2|3|4|5)
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die "Unsupported EAPI=${EAPI:-0} (too old) for ${ECLASS}"
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;;
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6|7)
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;;
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*)
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die "Unsupported EAPI=${EAPI} (unknown) for ${ECLASS}"
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;;
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esac
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EXPORT_FUNCTIONS src_prepare src_compile src_install
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RDEPEND="
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dev-lang/elixir
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dev-lang/erlang:=
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"
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DEPEND="${RDEPEND}"
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# Erlang/Elixir software fails to build when another version with API
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# differences is present
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BDEPEND="!<${CATEGORY}/${P} !>${CATEGORY}/${PF}"
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# @ECLASS_VARIABLE: HEX_OFFLINE
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# @INTERNAL
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# @DESCRIPTION:
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# Tell hex to not fetch registry or packages, only installed and cached,
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# see lib/mix/tasks/hex.config.ex in dev-elixir/hex
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HEX_OFFLINE=1
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# @ECLASS_VARIABLE: MIX_ENV
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# @INTERNAL
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# @DESCRIPTION:
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# Build mode (prod, dev, test), shouldn't be changed
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MIX_ENV="prod"
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# @FUNCTION: emix
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# @USAGE: <targets>
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# @DESCRIPTION:
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# Run mix with provided arguments. Die on failure
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emix() {
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debug-print-function ${FUNCNAME} "${@}"
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(( $# > 0 )) || die "emix: at least one target is required"
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MIX_ENV="${MIX_ENV}" mix "$@" || die -n "mix $@ failed"
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}
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# @ECLASS_VARIABLE: MIX_REWRITE
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# @INTERNAL
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# @DESCRIPTION:
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# See mix_src_prepare
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MIX_REWRITE=""
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# @ECLASS_VARIABLE: MIX_BUILD_NAME
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# @INTERNAL
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# @DESCRIPTION:
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# Subdirectory of `${S}/_build/`, should be equal to MIX_ENV
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MIX_BUILD_NAME="${MIX_ENV}"
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# @FUNCTION: mix_src_prepare
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# @DESCRIPTION:
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# Remove only&optional deps from mix.exs when MIX_REWRITE is non-empty
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mix_src_prepare() {
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if [[ "${MIX_REWRITE}" != "" ]]
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then
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sed -i -E -e 's@\{.*(only|optional): .*},?@@' mix.exs || die "failed removing only & optionnal deps"
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rm -f mix.lock
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fi
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default
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}
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# @FUNCTION: mix_src_compile
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# @DESCRIPTION:
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# Compile project with mix.
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mix_src_compile() {
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debug-print-function ${FUNCNAME} "${@}"
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emix compile --no-deps-check
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}
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# @FUNCTION: mix_src_install
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# @DESCRIPTION:
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# Install project with mix.
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mix_src_install() {
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debug-print-function ${FUNCNAME} "${@}"
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insinto "/usr/$(get_libdir)/elixir/lib/${P}"
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pushd "_build/${MIX_BUILD_NAME}/lib/${PN}" >/dev/null
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for reldir in src ebin priv include; do
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[ -d "$reldir" ] && doins -r "$(realpath ${reldir})"
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done
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popd >/dev/null
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}
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