pyproject.mk: port build dependencies evaluation to pyproject_installer 0.5.0

Marcel Telka

2023-04-17 cdf120812a32d3d9b425cd256e8e93f2c308dfe8

pyproject.mk: port build dependencies evaluation to pyproject_installer 0.5.0

 make-rules/pyproject.mk

@@ -93,38 +93,19 @@
        $(MV) $(PROTO_DIR)/$(PYTHON_DIR)/site-packages $(PROTO_DIR)/$(PYTHON_LIB) ; \
    fi ;

# To make the package names comparable we normalize them by following the PyPA
# Core metadata specifications and PEP 503.
#
# Before we reach bootstrap checkpoint 2 we use simple normalizer for build
# dependencies.  After that we use python-requires to get dependencies
# evaluated too.
ifneq ($(filter $(strip $(COMPONENT_NAME)),$(PYTHON_BOOTSTRAP_CHECKPOINT_2)),)
PYTHON_PACKAGE_NORMALIZER = \
    $(GSED) -e $$'s/^[ \t]*''\([a-zA-Z0-9]\([a-zA-Z0-9._-]*[a-zA-Z0-9]\)\{0,1\}\).*/\1/' \
    | tr [A-Z] [a-z] | $(GSED) -e 's/[._-]\{1,\}/-/g'
else
PYTHON_PACKAGE_NORMALIZER = \
    $(PYTHON) $(WS_TOOLS)/python-requires -
endif

# Add build dependencies from project metadata to REQUIRED_PACKAGES
REQUIRED_PACKAGES_RESOLVED += $(BUILD_DIR)/META.depend.res
$(BUILD_DIR)/META.depend.res: $(SOURCE_DIR)/.prep
    $(MKDIR) $(BUILD_DIR)
    # PYTHON_ENV is needed here to have the PYTHONPATH set properly when we
    # bootstrap the pyproject_installer bootstrapper.
    # PYTHON_ENV is needed four times here to have the PYTHONPATH set
    # properly when we bootstrap the pyproject_installer bootstrapper.
    #
    # Once we obsolete Python 3.7 we should change $(PYTHON.3.9) to $(PYTHON) here
    cd $(SOURCE_DIR) ; $(PYTHON_ENV) $(PYTHON.3.9) -c ' \
            from pathlib import Path; \
            from pyproject_installer.build_cmd._build import parse_build_system_spec; \
            from pyproject_installer.build_cmd.helper.backend_caller import call_hook,write_result; \
            [write_result(3, x + "\n") for x in parse_build_system_spec(Path("'$(SOURCE_DIR)'"))["requires"]]; \
            build_backend = parse_build_system_spec(Path("'$(SOURCE_DIR)'"))["build-backend"]; \
            [write_result(3, x + "\n") for x in call_hook(build_backend, None, "get_requires_for_build_wheel", [], {})]; \
        ' 3>&1 >/dev/null \
        | $(PYTHON_PACKAGE_NORMALIZER) \
    # Once we obsolete Python 3.7 we should change $(PYTHON.3.9) to
    # $(PYTHON) four times below
    $(PYTHON_ENV) $(PYTHON.3.9) -m pyproject_installer deps --depsconfig $(BUILD_DIR)/pyproject_deps.json add build_pep517 pep517
    $(PYTHON_ENV) $(PYTHON.3.9) -m pyproject_installer deps --depsconfig $(BUILD_DIR)/pyproject_deps.json add build_pep518 pep518
    cd $(SOURCE_DIR) ; $(PYTHON_ENV) $(PYTHON.3.9) -m pyproject_installer deps --depsconfig $(BUILD_DIR)/pyproject_deps.json sync
    $(PYTHON_ENV) $(PYTHON.3.9) -m pyproject_installer deps --depsconfig $(BUILD_DIR)/pyproject_deps.json eval --depformat '$$nname' \
        | $(GSED) -e 's/.*/depend type=require fmri=pkg:\/library\/python\/&-$$(PYV)/' \
        > $@