/[gentoo-x86]/eclass/ruby-fakegem.eclass
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Revision 1.13 Revision 1.25
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 1.13 2010/01/24 00:00:40 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}}" 68RUBY_FAKEGEM_VERSION="${RUBY_FAKEGEM_VERSION:-${PV/_pre/.pre}}"
69RUBY_FAKEGEM_SUFFIX="${RUBY_FAKEGEM_SUFFIX:-}"
64 70
65RUBY_FAKEGEM_TASK_DOC="${RUBY_FAKEGEM_TASK_DOC-rdoc}" 71RUBY_FAKEGEM_TASK_DOC="${RUBY_FAKEGEM_TASK_DOC-rdoc}"
66RUBY_FAKEGEM_TASK_TEST="${RUBY_FAKEGEM_TASK_TEST-test}" 72RUBY_FAKEGEM_TASK_TEST="${RUBY_FAKEGEM_TASK_TEST-test}"
67 73
68RUBY_FAKEGEM_BINWRAP="${RUBY_FAKEGEM_BINWRAP-*}" 74RUBY_FAKEGEM_BINWRAP="${RUBY_FAKEGEM_BINWRAP-*}"
69 75
70if [[ ${RUBY_FAKEGEM_TASK_DOC} != "" ]]; then 76if [[ ${RUBY_FAKEGEM_TASK_DOC} != "" ]]; then
71 IUSE="$IUSE doc" 77 IUSE="$IUSE doc"
72 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"
73fi 83fi
74 84
75if [[ ${RUBY_FAKEGEM_TASK_TEST} != "" ]]; then 85if [[ ${RUBY_FAKEGEM_TASK_TEST} != "" ]]; then
76 IUSE="$IUSE test" 86 IUSE="$IUSE test"
77 ruby_add_bdepend test "dev-ruby/rake" 87 ruby_add_bdepend "test? ( dev-ruby/rake )"
78fi 88fi
79 89
80SRC_URI="mirror://rubygems/${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}.gem" 90SRC_URI="mirror://rubygems/${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}${RUBY_FAKEGEM_SUFFIX:+-${RUBY_FAKEGEM_SUFFIX}}.gem"
81 91
82ruby_add_rdepend virtual/rubygems 92ruby_add_rdepend dev-ruby/rubygems
83 93
84# @FUNCTION: ruby_fakegem_gemsdir 94# @FUNCTION: ruby_fakegem_gemsdir
85# @RETURN: Returns the gem data directory 95# @RETURN: Returns the gem data directory
86# @DESCRIPTION: 96# @DESCRIPTION:
87# This function returns the gems data directory for the ruby 97# This function returns the gems data directory for the ruby
88# implementation in question. 98# implementation in question.
89ruby_fakegem_gemsdir() { 99ruby_fakegem_gemsdir() {
90 local _gemsitedir=$(${RUBY} -r rbconfig -e 'print Config::CONFIG["sitelibdir"]' | sed -e 's:site_ruby:gems:') 100 has "${EAPI}" 2 && ! use prefix && EPREFIX=
101
102 local _gemsitedir=$(ruby_rbconfig_value 'sitelibdir')
103 _gemsitedir=${_gemsitedir//site_ruby/gems}
104 _gemsitedir=${_gemsitedir#${EPREFIX}}
91 105
92 [[ -z ${_gemsitedir} ]] && { 106 [[ -z ${_gemsitedir} ]] && {
93 eerror "Unable to find the gems dir" 107 eerror "Unable to find the gems dir"
94 die "Unable to find the gems dir" 108 die "Unable to find the gems dir"
95 } 109 }
122 local newbasename=$(basename "$2") 136 local newbasename=$(basename "$2")
123 137
124 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}
125 newins "$1" ${newbasename} 139 newins "$1" ${newbasename}
126 ) || 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 ${RUBY_FAKEGEM_GEMSPEC} gemspec"
154 else
155 ruby_fakegem_genspec
156 fi
127} 157}
128 158
129# @FUNCTION: ruby_fakegem_genspec 159# @FUNCTION: ruby_fakegem_genspec
130# @DESCRIPTION: 160# @DESCRIPTION:
131# Generates a gemspec for the package and places it into the "specifications" 161# Generates a gemspec for the package and places it into the "specifications"
143 173
144 # We use the _ruby_implementation variable to avoid having stray 174 # We use the _ruby_implementation variable to avoid having stray
145 # copies with different implementations; while for now we're using 175 # copies with different implementations; while for now we're using
146 # the same exact content, we might have differences in the future, 176 # the same exact content, we might have differences in the future,
147 # so better taking this into consideration. 177 # so better taking this into consideration.
178 local quoted_description=${DESCRIPTION//\"/\\\"}
148 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 $
149Gem::Specification.new do |s| 181Gem::Specification.new do |s|
150 s.name = "${RUBY_FAKEGEM_NAME}" 182 s.name = "${RUBY_FAKEGEM_NAME}"
151 s.version = "${RUBY_FAKEGEM_VERSION}" 183 s.version = "${RUBY_FAKEGEM_VERSION}"
152 s.summary = "${DESCRIPTION}" 184 s.summary = "${quoted_description}"
153 s.homepage = "${HOMEPAGE}" 185 s.homepage = "${HOMEPAGE}"
154 s.require_paths = [${required_paths}] 186 s.require_paths = [${required_paths}]
155end 187end
156EOF 188EOF
157 189
171 local newbinary=${2:-/usr/bin/$gembinary} 203 local newbinary=${2:-/usr/bin/$gembinary}
172 local relativegembinary=${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}/bin/${gembinary} 204 local relativegembinary=${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}/bin/${gembinary}
173 local binpath=$(dirname $newbinary) 205 local binpath=$(dirname $newbinary)
174 [[ ${binpath} = . ]] && binpath=/usr/bin 206 [[ ${binpath} = . ]] && binpath=/usr/bin
175 207
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 ${implementation})"
221 else
222 # if another implementation already arrived, then make
223 # it generic and break out of the loop. This ensures
224 # that we do at most two iterations.
225 rubycmd="/usr/bin/env ruby"
226 break
227 fi
228 done
229
176 cat - > "${T}"/gembin-wrapper-${gembinary} <<EOF 230 cat - > "${T}"/gembin-wrapper-${gembinary} <<EOF
177#!/usr/bin/env ruby 231#!${rubycmd}
178# This is a simplified version of the RubyGems wrapper 232# This is a simplified version of the RubyGems wrapper
179# 233#
180# Generated by ruby-fakegem.eclass 234# Generated by ruby-fakegem.eclass $Revision: 1.25 $
181 235
182require 'rubygems' 236require 'rubygems'
183 237
184load Gem::default_path[-1] + "/gems/${relativegembinary}" 238load Gem::default_path[-1] + "/gems/${relativegembinary}"
185 239
205# Unpack the source archive, including support for unpacking gems. 259# Unpack the source archive, including support for unpacking gems.
206all_ruby_unpack() { 260all_ruby_unpack() {
207 # Special support for extracting .gem files; the file need to be 261 # Special support for extracting .gem files; the file need to be
208 # extracted twice and the mtime from the archive _has_ to be 262 # extracted twice and the mtime from the archive _has_ to be
209 # ignored (it's always set to epoch 0). 263 # ignored (it's always set to epoch 0).
210 # 264 for archive in ${A}; do
211 # This only works if there is exactly one archive and that archive 265 case "${archive}" in
212 # is a .gem file! 266 *.gem)
213 if [[ $(wc -w <<< ${A}) == 1 ]] && 267 # Make sure that we're not running unoack for more than
214 [[ ${A} == *.gem ]]; then 268 # one .gem file, since we won't support that at all.
269 [[ -d "${S}" ]] && die "Unable to unpack ${archive}, ${S} exists"
270
215 ebegin "Unpacking .gem file..." 271 ebegin "Unpacking .gem file..."
216 tar -mxf ${DISTDIR}/${A} || die 272 tar -mxf ${DISTDIR}/${archive} || die
217 eend $? 273 eend $?
218 274
219 mkdir "${S}" 275 mkdir "${S}"
220 pushd "${S}" &>/dev/null 276 pushd "${S}" &>/dev/null
221 277
222 ebegin "Unpacking data.tar.gz" 278 ebegin "Unpacking data.tar.gz"
223 tar -mxf "${my_WORKDIR}"/data.tar.gz || die 279 tar -mxf "${my_WORKDIR}"/data.tar.gz || die
224 eend $? 280 eend $?
225 popd &>/dev/null 281 popd &>/dev/null
226 else 282 ;;
227 [[ -n ${A} ]] && unpack ${A} 283 *.patch.bz2)
228 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 ${archive}
293 ;;
294 esac
295 done
229} 296}
230 297
231# @FUNCTION: all_ruby_compile 298# @FUNCTION: all_ruby_compile
232# @DESCRIPTION: 299# @DESCRIPTION:
233# Compile the package. 300# Compile the package.
254 321
255# @FUNCTION: each_fakegem_install 322# @FUNCTION: each_fakegem_install
256# @DESCRIPTION: 323# @DESCRIPTION:
257# Install the package for each ruby target. 324# Install the package for each ruby target.
258each_fakegem_install() { 325each_fakegem_install() {
259 ruby_fakegem_genspec 326 ruby_fakegem_gemspec
260 327
261 local _gemlibdirs="${RUBY_FAKEGEM_EXTRAINSTALL}" 328 local _gemlibdirs="${RUBY_FAKEGEM_EXTRAINSTALL}"
262 for directory in bin lib; do 329 for directory in bin lib; do
263 [[ -d ${directory} ]] && _gemlibdirs="${_gemlibdirs} ${directory}" 330 [[ -d ${directory} ]] && _gemlibdirs="${_gemlibdirs} ${directory}"
264 done 331 done
276 343
277# @FUNCTION: all_fakegem_install 344# @FUNCTION: all_fakegem_install
278# @DESCRIPTION: 345# @DESCRIPTION:
279# Install files common to all ruby targets. 346# Install files common to all ruby targets.
280all_fakegem_install() { 347all_fakegem_install() {
281 if [[ -n ${RUBY_FAKEGEM_DOCDIR} ]] && [[ ${RUBY_FAKEGEM_TASK_DOC} != "" ]] && use doc; then 348 if [[ -n ${RUBY_FAKEGEM_DOCDIR} ]] && use doc; then
282 for dir in ${RUBY_FAKEGEM_DOCDIR}; do 349 for dir in ${RUBY_FAKEGEM_DOCDIR}; do
350 [[ -d ${dir} ]] || continue
351
283 pushd ${dir} &>/dev/null 352 pushd ${dir} &>/dev/null
284 dohtml -r * || die "failed to install documentation" 353 dohtml -r * || die "failed to install documentation"
285 popd &>/dev/null 354 popd &>/dev/null
286 done 355 done
287 fi 356 fi

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