/[gentoo-x86]/eclass/ruby-fakegem.eclass
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1# Copyright 1999-2009 Gentoo Foundation 1# Copyright 1999-2009 Gentoo Foundation
2# Distributed under the terms of the GNU General Public License v2 2# Distributed under the terms of the GNU General Public License v2
3# $Header: /var/cvsroot/gentoo-x86/eclass/ruby-fakegem.eclass,v 1.15 2010/02/19 08:47:36 flameeyes Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/ruby-fakegem.eclass,v 1.25 2010/12/18 09:50:08 graaff Exp $
4# 4#
5# @ECLASS: ruby-fakegem.eclass 5# @ECLASS: ruby-fakegem.eclass
6# @MAINTAINER: 6# @MAINTAINER:
7# Ruby herd <ruby@gentoo.org> 7# Ruby herd <ruby@gentoo.org>
8# 8#
57# @ECLASS-VARIABLE: RUBY_FAKEGEM_REQUIRE_PATHS 57# @ECLASS-VARIABLE: RUBY_FAKEGEM_REQUIRE_PATHS
58# @DESCRIPTION: 58# @DESCRIPTION:
59# Extra require paths (beside lib) to add to the specification 59# Extra require paths (beside lib) to add to the specification
60# RUBY_FAKEGEM_REQUIRE_PATHS="" 60# RUBY_FAKEGEM_REQUIRE_PATHS=""
61 61
62# @ECLASS-VARIABLE: RUBY_FAKEGEM_GEMSPEC
63# @DESCRIPTION:
64# Filename of .gemspec file to install instead of generating a generic one.
65# RUBY_FAKEGEM_GEMSPEC=""
66
62RUBY_FAKEGEM_NAME="${RUBY_FAKEGEM_NAME:-${PN}}" 67RUBY_FAKEGEM_NAME="${RUBY_FAKEGEM_NAME:-${PN}}"
63RUBY_FAKEGEM_VERSION="${RUBY_FAKEGEM_VERSION:-${PV/_pre/.pre}}" 68RUBY_FAKEGEM_VERSION="${RUBY_FAKEGEM_VERSION:-${PV/_pre/.pre}}"
64RUBY_FAKEGEM_SUFFIX="${RUBY_FAKEGEM_SUFFIX:-}" 69RUBY_FAKEGEM_SUFFIX="${RUBY_FAKEGEM_SUFFIX:-}"
65 70
66RUBY_FAKEGEM_TASK_DOC="${RUBY_FAKEGEM_TASK_DOC-rdoc}" 71RUBY_FAKEGEM_TASK_DOC="${RUBY_FAKEGEM_TASK_DOC-rdoc}"
68 73
69RUBY_FAKEGEM_BINWRAP="${RUBY_FAKEGEM_BINWRAP-*}" 74RUBY_FAKEGEM_BINWRAP="${RUBY_FAKEGEM_BINWRAP-*}"
70 75
71if [[ ${RUBY_FAKEGEM_TASK_DOC} != "" ]]; then 76if [[ ${RUBY_FAKEGEM_TASK_DOC} != "" ]]; then
72 IUSE="$IUSE doc" 77 IUSE="$IUSE doc"
73 ruby_add_bdepend doc "dev-ruby/rake" 78 ruby_add_bdepend "doc? ( dev-ruby/rake )"
79fi
80
81if [[ -n ${RUBY_FAKEGEM_DOCDIR} ]]; then
82 IUSE="$IUSE doc"
74fi 83fi
75 84
76if [[ ${RUBY_FAKEGEM_TASK_TEST} != "" ]]; then 85if [[ ${RUBY_FAKEGEM_TASK_TEST} != "" ]]; then
77 IUSE="$IUSE test" 86 IUSE="$IUSE test"
78 ruby_add_bdepend test "dev-ruby/rake" 87 ruby_add_bdepend "test? ( dev-ruby/rake )"
79fi 88fi
80 89
81SRC_URI="mirror://rubygems/${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}${RUBY_FAKEGEM_SUFFIX:+-${RUBY_FAKEGEM_SUFFIX}}.gem" 90SRC_URI="mirror://rubygems/${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}${RUBY_FAKEGEM_SUFFIX:+-${RUBY_FAKEGEM_SUFFIX}}.gem"
82 91
83ruby_add_rdepend virtual/rubygems 92ruby_add_rdepend dev-ruby/rubygems
84 93
85# @FUNCTION: ruby_fakegem_gemsdir 94# @FUNCTION: ruby_fakegem_gemsdir
86# @RETURN: Returns the gem data directory 95# @RETURN: Returns the gem data directory
87# @DESCRIPTION: 96# @DESCRIPTION:
88# This function returns the gems data directory for the ruby 97# This function returns the gems data directory for the ruby
89# implementation in question. 98# implementation in question.
90ruby_fakegem_gemsdir() { 99ruby_fakegem_gemsdir() {
91 local _gemsitedir=$(${RUBY} -r rbconfig -e 'print Config::CONFIG["sitelibdir"]' | sed -e 's:site_ruby:gems:') 100 has "${EAPI}" 2 && ! use prefix && EPREFIX=
101
102 local _gemsitedir=$(ruby_rbconfig_value 'sitelibdir')
103 _gemsitedir=${_gemsitedir//site_ruby/gems}
104 _gemsitedir=${_gemsitedir#${EPREFIX}}
92 105
93 [[ -z ${_gemsitedir} ]] && { 106 [[ -z ${_gemsitedir} ]] && {
94 eerror "Unable to find the gems dir" 107 eerror "Unable to find the gems dir"
95 die "Unable to find the gems dir" 108 die "Unable to find the gems dir"
96 } 109 }
123 local newbasename=$(basename "$2") 136 local newbasename=$(basename "$2")
124 137
125 insinto $(ruby_fakegem_gemsdir)/gems/${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}${newdirname} 138 insinto $(ruby_fakegem_gemsdir)/gems/${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}${newdirname}
126 newins "$1" ${newbasename} 139 newins "$1" ${newbasename}
127 ) || die "failed $0 $@" 140 ) || die "failed $0 $@"
141}
142
143# @FUNCTION: ruby_fakegem_gemspec
144# @DESCRIPTION:
145# Install a .gemspec file for this package. Either use the file indicated
146# by the RUBY_FAKEGEM_GEMSPEC variable, or generate one using
147# ruby_fakegem_genspec
148ruby_fakegem_gemspec() {
149 if [[ ${RUBY_FAKEGEM_GEMSPEC} != "" ]]; then
150 (
151 insinto $(ruby_fakegem_gemsdir)/specifications
152 newins "${RUBY_FAKEGEM_GEMSPEC}" ${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}.gemspec
153 ) || die "Unable to install ${RUBY_FAKEGEM_GEMSPEC} gemspec"
154 else
155 ruby_fakegem_genspec
156 fi
128} 157}
129 158
130# @FUNCTION: ruby_fakegem_genspec 159# @FUNCTION: ruby_fakegem_genspec
131# @DESCRIPTION: 160# @DESCRIPTION:
132# Generates a gemspec for the package and places it into the "specifications" 161# Generates a gemspec for the package and places it into the "specifications"
146 # copies with different implementations; while for now we're using 175 # copies with different implementations; while for now we're using
147 # the same exact content, we might have differences in the future, 176 # the same exact content, we might have differences in the future,
148 # so better taking this into consideration. 177 # so better taking this into consideration.
149 local quoted_description=${DESCRIPTION//\"/\\\"} 178 local quoted_description=${DESCRIPTION//\"/\\\"}
150 cat - > "${T}"/${RUBY_FAKEGEM_NAME}-${_ruby_implementation} <<EOF 179 cat - > "${T}"/${RUBY_FAKEGEM_NAME}-${_ruby_implementation} <<EOF
180# generated by ruby-fakegem.eclass $Revision: 1.25 $
151Gem::Specification.new do |s| 181Gem::Specification.new do |s|
152 s.name = "${RUBY_FAKEGEM_NAME}" 182 s.name = "${RUBY_FAKEGEM_NAME}"
153 s.version = "${RUBY_FAKEGEM_VERSION}" 183 s.version = "${RUBY_FAKEGEM_VERSION}"
154 s.summary = "${quoted_description}" 184 s.summary = "${quoted_description}"
155 s.homepage = "${HOMEPAGE}" 185 s.homepage = "${HOMEPAGE}"
173 local newbinary=${2:-/usr/bin/$gembinary} 203 local newbinary=${2:-/usr/bin/$gembinary}
174 local relativegembinary=${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}/bin/${gembinary} 204 local relativegembinary=${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}/bin/${gembinary}
175 local binpath=$(dirname $newbinary) 205 local binpath=$(dirname $newbinary)
176 [[ ${binpath} = . ]] && binpath=/usr/bin 206 [[ ${binpath} = . ]] && binpath=/usr/bin
177 207
208 # Try to find out whether the package is going to install for
209 # one or multiple implementations; if we're installing for a
210 # *single* implementation, no need to use “/usr/bin/env ruby”
211 # in the shebang, and we can actually avoid errors when
212 # calling the script by default (see for instance the
213 # JRuby-specific commands).
214 local rubycmd=
215 for implementation in ${USE_RUBY}; do
216 # ignore non-enabled implementations
217 use ruby_targets_${implementation} || continue
218 if [ -z $rubycmd ]; then
219 # if no other implementation was set before, set it.
220 rubycmd="$(ruby_implementation_command ${implementation})"
221 else
222 # if another implementation already arrived, then make
223 # it generic and break out of the loop. This ensures
224 # that we do at most two iterations.
225 rubycmd="/usr/bin/env ruby"
226 break
227 fi
228 done
229
178 cat - > "${T}"/gembin-wrapper-${gembinary} <<EOF 230 cat - > "${T}"/gembin-wrapper-${gembinary} <<EOF
179#!/usr/bin/env ruby 231#!${rubycmd}
180# This is a simplified version of the RubyGems wrapper 232# This is a simplified version of the RubyGems wrapper
181# 233#
182# Generated by ruby-fakegem.eclass 234# Generated by ruby-fakegem.eclass $Revision: 1.25 $
183 235
184require 'rubygems' 236require 'rubygems'
185 237
186load Gem::default_path[-1] + "/gems/${relativegembinary}" 238load Gem::default_path[-1] + "/gems/${relativegembinary}"
187 239
207# Unpack the source archive, including support for unpacking gems. 259# Unpack the source archive, including support for unpacking gems.
208all_ruby_unpack() { 260all_ruby_unpack() {
209 # Special support for extracting .gem files; the file need to be 261 # Special support for extracting .gem files; the file need to be
210 # extracted twice and the mtime from the archive _has_ to be 262 # extracted twice and the mtime from the archive _has_ to be
211 # ignored (it's always set to epoch 0). 263 # ignored (it's always set to epoch 0).
212 # 264 for archive in ${A}; do
213 # This only works if there is exactly one archive and that archive 265 case "${archive}" in
214 # is a .gem file! 266 *.gem)
215 if [[ $(wc -w <<< ${A}) == 1 ]] && 267 # Make sure that we're not running unoack for more than
216 [[ ${A} == *.gem ]]; then 268 # one .gem file, since we won't support that at all.
269 [[ -d "${S}" ]] && die "Unable to unpack ${archive}, ${S} exists"
270
217 ebegin "Unpacking .gem file..." 271 ebegin "Unpacking .gem file..."
218 tar -mxf ${DISTDIR}/${A} || die 272 tar -mxf ${DISTDIR}/${archive} || die
219 eend $? 273 eend $?
220 274
221 mkdir "${S}" 275 mkdir "${S}"
222 pushd "${S}" &>/dev/null 276 pushd "${S}" &>/dev/null
223 277
224 ebegin "Unpacking data.tar.gz" 278 ebegin "Unpacking data.tar.gz"
225 tar -mxf "${my_WORKDIR}"/data.tar.gz || die 279 tar -mxf "${my_WORKDIR}"/data.tar.gz || die
226 eend $? 280 eend $?
227 popd &>/dev/null 281 popd &>/dev/null
228 else 282 ;;
229 [[ -n ${A} ]] && unpack ${A} 283 *.patch.bz2)
230 fi 284 # We apply the patches with RUBY_PATCHES directly from DISTDIR,
285 # as the WORKDIR variable changes value between the global-scope
286 # and the time all_ruby_unpack/_prepare are called. Since we can
287 # simply decompress them when applying, this is much easier to
288 # deal with for us.
289 einfo "Keeping ${archive} as-is"
290 ;;
291 *)
292 unpack ${archive}
293 ;;
294 esac
295 done
231} 296}
232 297
233# @FUNCTION: all_ruby_compile 298# @FUNCTION: all_ruby_compile
234# @DESCRIPTION: 299# @DESCRIPTION:
235# Compile the package. 300# Compile the package.
256 321
257# @FUNCTION: each_fakegem_install 322# @FUNCTION: each_fakegem_install
258# @DESCRIPTION: 323# @DESCRIPTION:
259# Install the package for each ruby target. 324# Install the package for each ruby target.
260each_fakegem_install() { 325each_fakegem_install() {
261 ruby_fakegem_genspec 326 ruby_fakegem_gemspec
262 327
263 local _gemlibdirs="${RUBY_FAKEGEM_EXTRAINSTALL}" 328 local _gemlibdirs="${RUBY_FAKEGEM_EXTRAINSTALL}"
264 for directory in bin lib; do 329 for directory in bin lib; do
265 [[ -d ${directory} ]] && _gemlibdirs="${_gemlibdirs} ${directory}" 330 [[ -d ${directory} ]] && _gemlibdirs="${_gemlibdirs} ${directory}"
266 done 331 done
278 343
279# @FUNCTION: all_fakegem_install 344# @FUNCTION: all_fakegem_install
280# @DESCRIPTION: 345# @DESCRIPTION:
281# Install files common to all ruby targets. 346# Install files common to all ruby targets.
282all_fakegem_install() { 347all_fakegem_install() {
283 if [[ -n ${RUBY_FAKEGEM_DOCDIR} ]] && [[ ${RUBY_FAKEGEM_TASK_DOC} != "" ]] && use doc; then 348 if [[ -n ${RUBY_FAKEGEM_DOCDIR} ]] && use doc; then
284 for dir in ${RUBY_FAKEGEM_DOCDIR}; do 349 for dir in ${RUBY_FAKEGEM_DOCDIR}; do
350 [[ -d ${dir} ]] || continue
351
285 pushd ${dir} &>/dev/null 352 pushd ${dir} &>/dev/null
286 dohtml -r * || die "failed to install documentation" 353 dohtml -r * || die "failed to install documentation"
287 popd &>/dev/null 354 popd &>/dev/null
288 done 355 done
289 fi 356 fi

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