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Diffstat (limited to 'eclass/twisted-r1.eclass')
| -rw-r--r-- | eclass/twisted-r1.eclass | 236 |
1 files changed, 236 insertions, 0 deletions
diff --git a/eclass/twisted-r1.eclass b/eclass/twisted-r1.eclass new file mode 100644 index 000000000000..5c86d1644a6c --- /dev/null +++ b/eclass/twisted-r1.eclass @@ -0,0 +1,236 @@ +# Copyright 1999-2014 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 + +# @ECLASS: twisted-r1.eclass +# @MAINTAINER: +# Gentoo Python Project <python@gentoo.org> +# @AUTHOR: +# Author: Michał Górny <mgorny@gentoo.org> +# Author: Jan Matejka <yac@gentoo.org> +# @BLURB: Eclass for Twisted packages +# @DESCRIPTION: +# The twisted eclass defines phase functions for Twisted packages. + +case "${EAPI:-0}" in + 0|1|2|3) + die "Unsupported EAPI=${EAPI:-0} (too old) for ${ECLASS}" + ;; + 4|5) + ;; + *) + die "Unsupported EAPI=${EAPI} (unknown) for ${ECLASS}" + ;; +esac + +if [[ ! ${_TWISTED_R1} ]]; then + +inherit distutils-r1 versionator + +fi # ! ${_TWISTED_R1} + +EXPORT_FUNCTIONS src_install pkg_postinst pkg_postrm + +if [[ ! ${_TWISTED_R1} ]]; then + +# @FUNCTION: _twisted-r1_camelcase +# @USAGE: <pn> +# @DESCRIPTION: +# Convert dash-separated <pn> to CamelCase name suitable for Twisted. +# In pure bash, therefore safe for global scope execution. +_twisted-r1_camelcase() { + local IFS=- + + # IFS=- splits words by -. + local words=( ${1} ) + + # we can't keep '-' as it collides with [a-z] check + # and '' is used by bash-4 words[*], so let's just set globally + IFS= + + if [[ ${BASH_VERSINFO[0]} -ge 4 ]]; then + echo "${words[*]^}" + return + fi + + local w LC_COLLATE=C uc='ABCDEFGHIJKLMNOPQRSTUVWXYZ' + + local out + for w in "${words[@]}"; do + local fl=${w:0:1} + + # Danger: magic starts here. Please close your eyes. + # In base 36, a..z represents digits 10..35. We substract 10 + # and get array subscripts for uc. + + [[ ${fl} == [a-z] ]] && fl=${uc:36#${fl} - 10:1} + + out+=${fl}${w:1} + done + + echo "${out}" +} + +# @ECLASS-VARIABLE: TWISTED_PN +# @DESCRIPTION: +# The real package name. Default to camel-case conversion of ${PN}. +# +# Example: TwistedCore +: ${TWISTED_PN:=$(_twisted-r1_camelcase ${PN})} + +# @ECLASS-VARIABLE: TWISTED_P +# @DESCRIPTION: +# The real package name with version appended. +# +# It is used to build the default SRC_URI and S values. +# +# Example: TwistedCore-1.2.3 +: ${TWISTED_P:=${TWISTED_PN}-${PV}} + +# @ECLASS-VARIABLE: TWISTED_RELEASE +# @DESCRIPTION: +# The 'release' of Twisted. Defaults to the major & minor version +# number from ${PV}. +# +# It is used to build the default SRC_URI. It may be also used +# in dependencies against other Twisted packages. +# +# Example: 1.2 +: ${TWISTED_RELEASE:=$(get_version_component_range 1-2 ${PV})} + +HOMEPAGE="http://www.twistedmatrix.com/" +SRC_URI="http://twistedmatrix.com/Releases/${TWISTED_PN#Twisted}" +SRC_URI="${SRC_URI}/${TWISTED_RELEASE}/${TWISTED_P}.tar.bz2" + +LICENSE="MIT" +SLOT="0" +IUSE="" + +S=${WORKDIR}/${TWISTED_P} + +# @ECLASS-VARIABLE: TWISTED_PLUGINS +# @DESCRIPTION: +# An array of Twisted plugins, whose cache is regenerated +# in pkg_postinst() and pkg_postrm() phases. +# +# If no plugins are installed, set to empty array. +declare -p TWISTED_PLUGINS &>/dev/null || TWISTED_PLUGINS=( twisted.plugins ) + +# @FUNCTION: twisted-r1_python_test +# @DESCRIPTION: +# The common python_test() implementation that suffices for Twisted +# packages. +twisted-r1_python_test() { + local sitedir=$(python_get_sitedir) + + # Copy modules of other Twisted packages from site-packages + # directory to the temporary directory. + local libdir=${BUILD_DIR}/test/lib + mkdir -p "${libdir}" || die + cp -r "${ROOT}${sitedir}"/twisted "${libdir}" || die + # Drop the installed module in case previous version conflicts with + # the new one somehow. + rm -fr "${libdir}/${PN/-//}" || die + + distutils_install_for_testing || die + + if [[ ${TEST_DIR} != ${BUILD_DIR}/test ]]; then + eerror "twisted-r1 integrity check failed." + eerror "TEST_DIR: ${TEST_DIR}" + eerror "expected: ${BUILD_DIR}/test" + die "TEST_DIR integrity check failed" + fi + + cd "${TEST_DIR}"/lib || die + trial ${PN/-/.} || die "Tests fail with ${EPYTHON}" +} + +# @FUNCTION: python_test +# @DESCRIPTION: +# Default python_test() for Twisted packages. If you need to override +# it, you can access the original implementation +# via twisted-r1_python_test. +python_test() { + twisted-r1_python_test +} + +# @FUNCTION: twisted-r1_src_install +# @DESCRIPTION: +# Default src_install() for Twisted packages. Automatically handles HTML +# docs (unless HTML_DOCS is set explicitly) and manpages in Twisted +# packages. +twisted-r1_src_install() { + [[ -d doc ]] && local HTML_DOCS=( "${HTML_DOCS[@]:-doc/.}" ) + [[ -d doc/man ]] && doman doc/man/*.[[:digit:]] + + distutils-r1_src_install +} + +# @FUNCTION: _twisted-r1_create_caches +# @USAGE: <packages>... +# @DESCRIPTION: +# Create dropin.cache for plugins in specified packages. The packages +# are to be listed in standard dotted Python syntax. +_twisted-r1_create_caches() { + # http://twistedmatrix.com/documents/current/core/howto/plugin.html + "${PYTHON}" -c \ +"import sys +sys.path.insert(0, '${ROOT}$(python_get_sitedir)') + +fail = False + +try: + from twisted.plugin import getPlugins, IPlugin +except ImportError as e: + if '${EBUILD_PHASE}' == 'postinst': + raise +else: + for module in sys.argv[1:]: + try: + __import__(module, globals()) + except ImportError as e: + if '${EBUILD_PHASE}' == 'postinst': + raise + else: + list(getPlugins(IPlugin, sys.modules[module])) +" \ + "${@}" || die "twisted plugin cache update failed" +} + +# @FUNCTION: twisted-r1_update_plugin_cache +# @DESCRIPTION: +# Update and clean up plugin caches for packages listed +# in TWISTED_PLUGINS. +twisted-r1_update_plugin_cache() { + [[ ${TWISTED_PLUGINS[@]} ]] || return + + local subdirs=( "${TWISTED_PLUGINS[@]//.//}" ) + local paths=( "${subdirs[@]/#/${ROOT}$(python_get_sitedir)/}" ) + local caches=( "${paths[@]/%//dropin.cache}" ) + + # First, delete existing (possibly stray) caches. + rm -f "${caches[@]}" || die + + # Now, let's see which ones we can regenerate. + _twisted-r1_create_caches "${TWISTED_PLUGINS[@]}" + + # Finally, drop empty parent directories. + rmdir -p "${paths[@]}" 2>/dev/null +} + +# @FUNCTION: twisted-r1_pkg_postinst +# @DESCRIPTION: +# Post-installation hook for twisted-r1. Updates plugin caches. +twisted-r1_pkg_postinst() { + _distutils-r1_run_foreach_impl twisted-r1_update_plugin_cache +} + +# @FUNCTION: twisted-r1_pkg_postrm +# @DESCRIPTION: +# Post-removal hook for twisted-r1. Updates plugin caches. +twisted-r1_pkg_postrm() { + _distutils-r1_run_foreach_impl twisted-r1_update_plugin_cache +} + +_TWISTED_R1=1 + +fi # ! ${_TWISTED_R1} |