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eclass/tree-sitter-grammar: Add from Gentoo
It's from Gentoo commit cd426afc7f32ac84206f4156fc8ed0d20bd79246.
This commit is contained in:
Krzesimir Nowak
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d62b91efc5
commit
930f068a20
224
sdk_container/src/third_party/portage-stable/eclass/tree-sitter-grammar.eclass
vendored
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224
sdk_container/src/third_party/portage-stable/eclass/tree-sitter-grammar.eclass
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# Copyright 1999-2024 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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# @ECLASS: tree-sitter-grammar.eclass
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# @MAINTAINER:
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# Matthew Smith <matthew@gentoo.org>
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# Arthur Zamarin <arthurzam@gentoo.org>
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# @AUTHOR:
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# Matthew Smith <matthew@gentoo.org>
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# @SUPPORTED_EAPIS: 8
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# @BLURB: Common functions and variables for Tree Sitter grammars
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case ${EAPI} in
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8) ;;
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*) die "${ECLASS}: EAPI ${EAPI:-0} not supported" ;;
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esac
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if [[ -z ${_TREE_SITTER_GRAMMAR_ECLASS} ]]; then
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_TREE_SITTER_GRAMMAR_ECLASS=1
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inherit edo multilib toolchain-funcs
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SRC_URI="https://github.com/tree-sitter/${PN}/archive/${TS_PV:-v${PV}}.tar.gz
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-> ${P}.tar.gz"
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S="${WORKDIR}"/${PN}-${TS_PV:-${PV}}
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BDEPEND+=" test? ( dev-util/tree-sitter-cli )"
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IUSE+=" test"
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RESTRICT+=" !test? ( test )"
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# @ECLASS_VARIABLE: TS_PV
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# @PRE_INHERIT
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# @DEFAULT_UNSET
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# @DESCRIPTION:
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# Used to override upstream tag name if tagged differently, e.g. most releases
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# are v${PV} but some are tagged as rust-${PV}.
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# @ECLASS_VARIABLE: TS_BINDINGS
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# @PRE_INHERIT
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# @DEFAULT_UNSET
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# @DESCRIPTION:
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# Array of bindings language to build. Currently only "python" is supported.
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for _BINDING in "${TS_BINDINGS[@]}"; do
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case ${_BINDING} in
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python)
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DISTUTILS_EXT=1
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DISTUTILS_OPTIONAL=1
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DISTUTILS_USE_PEP517=setuptools
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PYTHON_COMPAT=( python3_{10..13} )
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inherit distutils-r1
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IUSE+=" python"
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REQUIRED_USE+=" python? ( ${PYTHON_REQUIRED_USE} )"
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DEPEND+=" python? (
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${PYTHON_DEPS}
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)"
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RDEPEND+=" python? (
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${PYTHON_DEPS}
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>=dev-python/tree-sitter-0.21.0[${PYTHON_USEDEP}]
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)"
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BDEPEND+=" python? (
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${PYTHON_DEPS}
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${DISTUTILS_DEPS}
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dev-python/wheel[${PYTHON_USEDEP}]
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)"
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;;
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*)
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die "Unknown binding: ${_BINDING}"
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;;
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esac
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done
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unset _BINDING
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# @FUNCTION: _get_tsg_abi_ver
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# @INTERNAL
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# @DESCRIPTION:
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# This internal function determines the ABI version of a grammar library based
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# on a constant in the source file.
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_get_tsg_abi_ver() {
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# This sed script finds ABI definition string in parser source file,
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# substitutes all the string until the ABI number, and prints remains
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# (the ABI number itself)
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sed -n 's/#define LANGUAGE_VERSION //p' "${S}"/src/parser.c ||
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die "Unable to extract ABI version for this grammar"
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}
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tree-sitter-grammar_src_prepare() {
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debug-print-function ${FUNCNAME} "${@}"
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default
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local binding
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for binding in "${TS_BINDINGS[@]}"; do
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case ${binding} in
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python)
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use python && distutils-r1_src_prepare
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;;
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esac
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done
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}
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tree-sitter-grammar_src_configure() {
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debug-print-function ${FUNCNAME} "${@}"
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local binding
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for binding in "${TS_BINDINGS[@]}"; do
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case ${binding} in
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python)
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use python && distutils-r1_src_configure
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;;
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esac
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done
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}
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# @FUNCTION: _tree-sitter-grammar_legacy_compile
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# @INTERNAL
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# @DESCRIPTION:
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# Compiles the Tree Sitter parser as a shared library, the legacy way.
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_tree-sitter-grammar_legacy_compile() {
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cd "${S}/src" || die
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# Grammars always contain parser.c, and sometimes a scanner.c,
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# or scanner.cc.
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tc-export CC CXX
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# We want to use the bundled parser.h, not anything lurking on the system, hence -I
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# See https://github.com/tree-sitter/tree-sitter-bash/issues/199#issuecomment-1694416505
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local -x CFLAGS="${CFLAGS} -fPIC -I. -Itree_sitter"
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local -x CXXFLAGS="${CXXFLAGS} -fPIC -I. -Itree_sitter"
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local objects=( parser.o )
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if [[ -f "${S}"/src/scanner.c || -f "${S}"/src/scanner.cc ]]; then
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objects+=( scanner.o )
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fi
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emake "${objects[@]}"
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local link="$(tc-getCC) ${CFLAGS}"
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if [[ -f "${S}/src/scanner.cc" ]]; then
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link="$(tc-getCXX) ${CXXFLAGS}"
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fi
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local soname=lib${PN}$(get_libname $(_get_tsg_abi_ver))
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local soname_args="-Wl,--soname=${soname}"
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if [[ ${CHOST} == *darwin* ]] ; then
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soname_args="-Wl,-install_name,${EPREFIX}/usr/$(get_libdir)/${soname}"
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fi
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edo ${link} ${LDFLAGS} \
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-shared \
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*.o \
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"${soname_args}" \
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-o "${WORKDIR}"/${soname}
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}
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tree-sitter-grammar_src_compile() {
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debug-print-function ${FUNCNAME} "${@}"
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# legacy grammars don't have a pyproject.toml
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if [[ -f "${S}/pyproject.toml" ]]; then
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sed -e "/SONAME_MINOR :=/s/:=.*$/:= $(_get_tsg_abi_ver)/" -i "${S}/Makefile" || die
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emake \
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CC="$(tc-getCC)" \
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AR="$(tc-getAR)" \
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STRIP="" \
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PREFIX="${EPREFIX}/usr" \
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LIBDIR="${EPREFIX}/usr/$(get_libdir)"
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else
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_tree-sitter-grammar_legacy_compile
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fi
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local binding
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for binding in "${TS_BINDINGS[@]}"; do
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case ${binding} in
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python)
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use python && distutils-r1_src_compile
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;;
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esac
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done
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}
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# @FUNCTION: tree-sitter-grammar_src_test
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# @DESCRIPTION:
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# Runs the Tree Sitter parser's test suite.
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# See: https://tree-sitter.github.io/tree-sitter/creating-parsers#command-test
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tree-sitter-grammar_src_test() {
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debug-print-function ${FUNCNAME} "${@}"
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tree-sitter test || die "Test suite failed"
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}
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tree-sitter-grammar_src_install() {
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debug-print-function ${FUNCNAME} "${@}"
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# legacy grammars don't have a pyproject.toml
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if [[ -f "${S}/pyproject.toml" ]]; then
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emake \
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PREFIX="${EPREFIX}/usr" \
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LIBDIR="${EPREFIX}/usr/$(get_libdir)" \
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DESTDIR="${D}/" \
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install
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find "${D}" -name '*.a' -delete || die "failed to remove static libraries"
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else
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local soname=lib${PN}$(get_libname $(_get_tsg_abi_ver))
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dolib.so "${WORKDIR}/${soname}"
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dosym "${soname}" /usr/$(get_libdir)/lib${PN}$(get_libname)
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fi
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local binding
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for binding in "${TS_BINDINGS[@]}"; do
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case ${binding} in
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python)
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use python && distutils-r1_src_install
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;;
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esac
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done
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}
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fi
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EXPORT_FUNCTIONS src_prepare src_configure src_compile src_test src_install
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