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# Copyright 2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
# QA check: verify correctness of DISTUTILS_USE_SETUPTOOLS
# Maintainer: Python project <python@gentoo.org>
get_expected_distutils_use_setuptools() {
local sitedir=${D}$(python_get_sitedir)
local egg new_expected
while read -d $'\0' -r egg; do
if [[ -f ${egg} ]]; then
# if .egg-info is a file, it's plain distutils
new_expected=no
elif grep -q -s -F '[console_scripts]' "${egg}"/entry_points.txt
then
# entry_points == we need rdepend
new_expected=rdepend
elif grep -q -E -s '^setuptools' "${egg}"/requires.txt
then
# explicit rdepend in package metadata
new_expected=rdepend
else
new_expected=bdepend
fi
if ! has "${new_expected}" "${expected[@]}"; then
expected+=( "${new_expected[@]}" )
fi
done < <(find "${sitedir}" -name '*.egg-info' -print0)
}
distutils_use_setuptools_check() {
# applicable only to ebuilds inheriting distutils-r1
[[ ${_DISTUTILS_R1} ]] || return
# 'manual' means no checking
[[ ${DISTUTILS_USE_SETUPTOOLS} == manual ]] && return
# pyproject.toml is verified by using it
[[ ${DISTUTILS_USE_SETUPTOOLS} == pyproject.toml ]] && return
local expected=()
_distutils-r1_run_foreach_impl get_expected_distutils_use_setuptools
# at this point, expected can contain: no bdepend rdepend
if [[ ${#expected[@]} -eq 0 ]]; then
eerror "No .egg-info found. Please report a bug and CC python@"
elif [[ ${#expected[@]} -gt 1 ]] && has no "${expected[@]}"; then
# 'no' and '[rb]depend' are mutually exclusive
eerror "The package seems to have used distutils and setuptools simultaneously."
eerror "This could mean the package has bad conditions:"
eerror "https://dev.gentoo.org/~mgorny/python-guide/distutils.html#conditional-distutils-setuptools-use-in-packages"
eerror "Please report a bug about this and CC python@"
else
# bdepend+rdepend=rdepend
has rdepend "${expected[@]}" && expected=( rdepend )
# at this point, expected should have exactly one value
[[ ${#expected[@]} -eq 1 ]] || die "integrity error"
if [[ ${DISTUTILS_USE_SETUPTOOLS} != ${expected} ]]; then
local def=
[[ ${DISTUTILS_USE_SETUPTOOLS} == bdepend ]] && def=' (or unset)'
eqawarn "DISTUTILS_USE_SETUPTOOLS value is probably incorrect"
eqawarn " have: DISTUTILS_USE_SETUPTOOLS=${DISTUTILS_USE_SETUPTOOLS}${def}"
eqawarn " expected: DISTUTILS_USE_SETUPTOOLS=${expected}"
fi
fi
}
distutils_use_setuptools_check
: # guarantee successful exit
# vim:ft=ebuild
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