/[gentoo-x86]/eclass/ruby-fakegem.eclass
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Revision 1.25 Revision 1.28
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 1.25 2010/12/18 09:50:08 graaff Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/ruby-fakegem.eclass,v 1.28 2011/03/05 06:58:00 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#
87 ruby_add_bdepend "test? ( dev-ruby/rake )" 87 ruby_add_bdepend "test? ( dev-ruby/rake )"
88fi 88fi
89 89
90SRC_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"
91 91
92ruby_add_bdepend dev-ruby/rubygems
92ruby_add_rdepend dev-ruby/rubygems 93ruby_add_rdepend dev-ruby/rubygems
93 94
94# @FUNCTION: ruby_fakegem_gemsdir 95# @FUNCTION: ruby_fakegem_gemsdir
95# @RETURN: Returns the gem data directory 96# @RETURN: Returns the gem data directory
96# @DESCRIPTION: 97# @DESCRIPTION:
138 insinto $(ruby_fakegem_gemsdir)/gems/${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}${newdirname} 139 insinto $(ruby_fakegem_gemsdir)/gems/${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}${newdirname}
139 newins "$1" ${newbasename} 140 newins "$1" ${newbasename}
140 ) || die "failed $0 $@" 141 ) || die "failed $0 $@"
141} 142}
142 143
143# @FUNCTION: ruby_fakegem_gemspec 144# @FUNCTION: ruby_fakegem_install_gemspec
144# @DESCRIPTION: 145# @DESCRIPTION:
145# Install a .gemspec file for this package. Either use the file indicated 146# Install a .gemspec file for this package. Either use the file indicated
146# by the RUBY_FAKEGEM_GEMSPEC variable, or generate one using 147# by the RUBY_FAKEGEM_GEMSPEC variable, or generate one using
147# ruby_fakegem_genspec 148# ruby_fakegem_genspec.
148ruby_fakegem_gemspec() { 149ruby_fakegem_install_gemspec() {
150 local gemspec="${T}"/${RUBY_FAKEGEM_NAME}-${_ruby_implementation}
151
152 (
149 if [[ ${RUBY_FAKEGEM_GEMSPEC} != "" ]]; then 153 if [[ ${RUBY_FAKEGEM_GEMSPEC} != "" ]]; then
150 ( 154 ruby_fakegem_gemspec_gemspec ${RUBY_FAKEGEM_GEMSPEC} ${gemspec}
155 else
156 local metadata="${WORKDIR}"/${_ruby_implementation}/metadata
157
158 if [[ -e ${metadata} ]]; then
159 ruby_fakegem_metadata_gemspec ${metadata} ${gemspec}
160 else
161 ruby_fakegem_genspec ${gemspec}
162 fi
163 fi
164 ) || die "Unable to generate gemspec file."
165
151 insinto $(ruby_fakegem_gemsdir)/specifications 166 insinto $(ruby_fakegem_gemsdir)/specifications
152 newins "${RUBY_FAKEGEM_GEMSPEC}" ${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}.gemspec 167 newins ${gemspec} ${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}.gemspec || die "Unable to install gemspec file."
153 ) || die "Unable to install ${RUBY_FAKEGEM_GEMSPEC} gemspec" 168}
154 else 169
155 ruby_fakegem_genspec 170# @FUNCTION: ruby_fakegem_gemspec_gemspec
156 fi 171# @USAGE: gemspec-input gemspec-output
172# @DESCRIPTION:
173# Generates an installable version of the specification indicated by
174# RUBY_FAKEGEM_GEMSPEC. This file is eval'ed to produce a final specification
175# in a way similar to packaging the gemspec file.
176ruby_fakegem_gemspec_gemspec() {
177 ${RUBY} -e "puts eval(File::open('$1').read).to_ruby" > $2
178}
179
180# @FUNCTION: ruby_fakegem_metadata_gemspec
181# @USAGE: gemspec-metadata gemspec-output
182# @DESCRIPTION:
183# Generates an installable version of the specification indicated by
184# the metadata distributed by the gem itself. This is similar to how
185# rubygems creates an installation from a .gem file.
186ruby_fakegem_metadata_gemspec() {
187 ${RUBY} -r yaml -e "puts Gem::Specification.from_yaml(File::open('$1').read).to_ruby" > $2
157} 188}
158 189
159# @FUNCTION: ruby_fakegem_genspec 190# @FUNCTION: ruby_fakegem_genspec
191# @USAGE: output-gemspec
160# @DESCRIPTION: 192# @DESCRIPTION:
161# Generates a gemspec for the package and places it into the "specifications" 193# Generates a gemspec for the package and places it into the "specifications"
162# directory of RubyGems. 194# directory of RubyGems.
195# If the metadata normally distributed with a gem is present then that is
196# used to generate the gemspec file.
197#
198# As a fallback we can generate our own version.
163# In the gemspec, the following values are set: name, version, summary, 199# In the gemspec, the following values are set: name, version, summary,
164# homepage, and require_paths=["lib"]. 200# homepage, and require_paths=["lib"].
165# See RUBY_FAKEGEM_NAME and RUBY_FAKEGEM_VERSION for setting name and version. 201# See RUBY_FAKEGEM_NAME and RUBY_FAKEGEM_VERSION for setting name and version.
166# See RUBY_FAKEGEM_REQUIRE_PATHS for setting extra require paths. 202# See RUBY_FAKEGEM_REQUIRE_PATHS for setting extra require paths.
167ruby_fakegem_genspec() { 203ruby_fakegem_genspec() {
168 (
169 local required_paths="'lib'" 204 local required_paths="'lib'"
170 for path in ${RUBY_FAKEGEM_REQUIRE_PATHS}; do 205 for path in ${RUBY_FAKEGEM_REQUIRE_PATHS}; do
171 required_paths="${required_paths}, '${path}'" 206 required_paths="${required_paths}, '${path}'"
172 done 207 done
173 208
174 # We use the _ruby_implementation variable to avoid having stray 209 # We use the _ruby_implementation variable to avoid having stray
175 # copies with different implementations; while for now we're using 210 # copies with different implementations; while for now we're using
176 # the same exact content, we might have differences in the future, 211 # the same exact content, we might have differences in the future,
177 # so better taking this into consideration. 212 # so better taking this into consideration.
178 local quoted_description=${DESCRIPTION//\"/\\\"} 213 local quoted_description=${DESCRIPTION//\"/\\\"}
179 cat - > "${T}"/${RUBY_FAKEGEM_NAME}-${_ruby_implementation} <<EOF 214 cat - > $1 <<EOF
180# generated by ruby-fakegem.eclass $Revision: 1.25 $ 215# generated by ruby-fakegem.eclass $Revision: 1.28 $
181Gem::Specification.new do |s| 216Gem::Specification.new do |s|
182 s.name = "${RUBY_FAKEGEM_NAME}" 217 s.name = "${RUBY_FAKEGEM_NAME}"
183 s.version = "${RUBY_FAKEGEM_VERSION}" 218 s.version = "${RUBY_FAKEGEM_VERSION}"
184 s.summary = "${quoted_description}" 219 s.summary = "${quoted_description}"
185 s.homepage = "${HOMEPAGE}" 220 s.homepage = "${HOMEPAGE}"
186 s.require_paths = [${required_paths}] 221 s.require_paths = [${required_paths}]
187end 222end
188EOF 223EOF
189
190 insinto $(ruby_fakegem_gemsdir)/specifications
191 newins "${T}"/${RUBY_FAKEGEM_NAME}-${_ruby_implementation} ${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}.gemspec
192 ) || die "Unable to install fake gemspec"
193} 224}
194 225
195# @FUNCTION: ruby_fakegem_binwrapper 226# @FUNCTION: ruby_fakegem_binwrapper
196# @USAGE: command [path] 227# @USAGE: command [path]
197# @DESCRIPTION: 228# @DESCRIPTION:
229 260
230 cat - > "${T}"/gembin-wrapper-${gembinary} <<EOF 261 cat - > "${T}"/gembin-wrapper-${gembinary} <<EOF
231#!${rubycmd} 262#!${rubycmd}
232# This is a simplified version of the RubyGems wrapper 263# This is a simplified version of the RubyGems wrapper
233# 264#
234# Generated by ruby-fakegem.eclass $Revision: 1.25 $ 265# Generated by ruby-fakegem.eclass $Revision: 1.28 $
235 266
236require 'rubygems' 267require 'rubygems'
237 268
238load Gem::default_path[-1] + "/gems/${relativegembinary}" 269load Gem::default_path[-1] + "/gems/${relativegembinary}"
239 270
270 301
271 ebegin "Unpacking .gem file..." 302 ebegin "Unpacking .gem file..."
272 tar -mxf ${DISTDIR}/${archive} || die 303 tar -mxf ${DISTDIR}/${archive} || die
273 eend $? 304 eend $?
274 305
306 ebegin "Uncompressing metadata"
307 gunzip metadata.gz || die
308 eend $?
309
275 mkdir "${S}" 310 mkdir "${S}"
276 pushd "${S}" &>/dev/null 311 pushd "${S}" &>/dev/null
277 312
278 ebegin "Unpacking data.tar.gz" 313 ebegin "Unpacking data.tar.gz"
279 tar -mxf "${my_WORKDIR}"/data.tar.gz || die 314 tar -mxf "${my_WORKDIR}"/data.tar.gz || die
280 eend $? 315 eend $?
316
281 popd &>/dev/null 317 popd &>/dev/null
282 ;; 318 ;;
283 *.patch.bz2) 319 *.patch.bz2)
284 # We apply the patches with RUBY_PATCHES directly from DISTDIR, 320 # We apply the patches with RUBY_PATCHES directly from DISTDIR,
285 # as the WORKDIR variable changes value between the global-scope 321 # as the WORKDIR variable changes value between the global-scope
321 357
322# @FUNCTION: each_fakegem_install 358# @FUNCTION: each_fakegem_install
323# @DESCRIPTION: 359# @DESCRIPTION:
324# Install the package for each ruby target. 360# Install the package for each ruby target.
325each_fakegem_install() { 361each_fakegem_install() {
326 ruby_fakegem_gemspec 362 ruby_fakegem_install_gemspec
327 363
328 local _gemlibdirs="${RUBY_FAKEGEM_EXTRAINSTALL}" 364 local _gemlibdirs="${RUBY_FAKEGEM_EXTRAINSTALL}"
329 for directory in bin lib; do 365 for directory in bin lib; do
330 [[ -d ${directory} ]] && _gemlibdirs="${_gemlibdirs} ${directory}" 366 [[ -d ${directory} ]] && _gemlibdirs="${_gemlibdirs} ${directory}"
331 done 367 done

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