/[gentoo-x86]/eclass/ruby-fakegem.eclass
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Revision 1.6 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 1.6 2009/12/20 23:39:43 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#
52# @ECLASS-VARIABLE: RUBY_FAKEGEM_BINWRAP 52# @ECLASS-VARIABLE: RUBY_FAKEGEM_BINWRAP
53# @DESCRIPTION: 53# @DESCRIPTION:
54# Binaries to wrap around (relative to the bin/ directory) 54# Binaries to wrap around (relative to the bin/ directory)
55# RUBY_FAKEGEM_BINWRAP="*" 55# RUBY_FAKEGEM_BINWRAP="*"
56 56
57# @ECLASS-VARIABLE: RUBY_FAKEGEM_REQUIRE_PATHS
58# @DESCRIPTION:
59# Extra require paths (beside lib) to add to the specification
60# RUBY_FAKEGEM_REQUIRE_PATHS=""
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
57RUBY_FAKEGEM_NAME="${RUBY_FAKEGEM_NAME:-${PN}}" 67RUBY_FAKEGEM_NAME="${RUBY_FAKEGEM_NAME:-${PN}}"
58RUBY_FAKEGEM_VERSION="${RUBY_FAKEGEM_VERSION:-${PV}}" 68RUBY_FAKEGEM_VERSION="${RUBY_FAKEGEM_VERSION:-${PV/_pre/.pre}}"
69RUBY_FAKEGEM_SUFFIX="${RUBY_FAKEGEM_SUFFIX:-}"
59 70
60RUBY_FAKEGEM_TASK_DOC="${RUBY_FAKEGEM_TASK_DOC-rdoc}" 71RUBY_FAKEGEM_TASK_DOC="${RUBY_FAKEGEM_TASK_DOC-rdoc}"
61RUBY_FAKEGEM_TASK_TEST="${RUBY_FAKEGEM_TASK_TEST-test}" 72RUBY_FAKEGEM_TASK_TEST="${RUBY_FAKEGEM_TASK_TEST-test}"
62 73
63RUBY_FAKEGEM_BINWRAP="${RUBY_FAKEGEM_BINWRAP-*}" 74RUBY_FAKEGEM_BINWRAP="${RUBY_FAKEGEM_BINWRAP-*}"
64 75
65if [[ ${RUBY_FAKEGEM_TASK_DOC} != "" ]]; then 76if [[ ${RUBY_FAKEGEM_TASK_DOC} != "" ]]; then
66 IUSE="$IUSE doc" 77 IUSE="$IUSE doc"
67 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"
68fi 83fi
69 84
70if [[ ${RUBY_FAKEGEM_TASK_TEST} != "" ]]; then 85if [[ ${RUBY_FAKEGEM_TASK_TEST} != "" ]]; then
71 IUSE="$IUSE test" 86 IUSE="$IUSE test"
72 ruby_add_bdepend test "dev-ruby/rake" 87 ruby_add_bdepend "test? ( dev-ruby/rake )"
73fi 88fi
74 89
75SRC_URI="mirror://rubygems/${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}.gem" 90SRC_URI="mirror://rubygems/${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}${RUBY_FAKEGEM_SUFFIX:+-${RUBY_FAKEGEM_SUFFIX}}.gem"
76 91
77ruby_add_rdepend virtual/rubygems 92ruby_add_rdepend dev-ruby/rubygems
78 93
79# @FUNCTION: ruby_fakegem_gemsdir 94# @FUNCTION: ruby_fakegem_gemsdir
80# @RETURN: Returns the gem data directory 95# @RETURN: Returns the gem data directory
81# @DESCRIPTION: 96# @DESCRIPTION:
82# This function returns the gems data directory for the ruby 97# This function returns the gems data directory for the ruby
83# implementation in question. 98# implementation in question.
84ruby_fakegem_gemsdir() { 99ruby_fakegem_gemsdir() {
85 local _gemsitedir=$(${RUBY} -r rbconfig -e 'print Config::CONFIG["sitelibdir"]' | sed -e 's:site_ruby:gems:') 100 has "${EAPI}" 2 && ! use prefix && EPREFIX=
101
102 local _gemsitedir=$(ruby_rbconfig_value 'sitelibdir')
103 _gemsitedir=${_gemsitedir//site_ruby/gems}
104 _gemsitedir=${_gemsitedir#${EPREFIX}}
86 105
87 [[ -z ${_gemsitedir} ]] && { 106 [[ -z ${_gemsitedir} ]] && {
88 eerror "Unable to find the gems dir" 107 eerror "Unable to find the gems dir"
89 die "Unable to find the gems dir" 108 die "Unable to find the gems dir"
90 } 109 }
119 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}
120 newins "$1" ${newbasename} 139 newins "$1" ${newbasename}
121 ) || die "failed $0 $@" 140 ) || die "failed $0 $@"
122} 141}
123 142
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
157}
158
124# @FUNCTION: ruby_fakegem_genspec 159# @FUNCTION: ruby_fakegem_genspec
125# @DESCRIPTION: 160# @DESCRIPTION:
126# 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"
127# directory of RubyGems. 162# directory of RubyGems.
128# In the gemspec, the following values are set: name, version, summary, 163# In the gemspec, the following values are set: name, version, summary,
129# homepage, and require_paths=["lib"]. 164# homepage, and require_paths=["lib"].
130# See RUBY_FAKEGEM_NAME and RUBY_FAKEGEM_VERSION for setting name and version. 165# See RUBY_FAKEGEM_NAME and RUBY_FAKEGEM_VERSION for setting name and version.
166# See RUBY_FAKEGEM_REQUIRE_PATHS for setting extra require paths.
131ruby_fakegem_genspec() { 167ruby_fakegem_genspec() {
132 ( 168 (
169 local required_paths="'lib'"
170 for path in ${RUBY_FAKEGEM_REQUIRE_PATHS}; do
171 required_paths="${required_paths}, '${path}'"
172 done
173
133 # We use the _ruby_implementation variable to avoid having stray 174 # We use the _ruby_implementation variable to avoid having stray
134 # copies with different implementations; while for now we're using 175 # copies with different implementations; while for now we're using
135 # the same exact content, we might have differences in the future, 176 # the same exact content, we might have differences in the future,
136 # so better taking this into consideration. 177 # so better taking this into consideration.
178 local quoted_description=${DESCRIPTION//\"/\\\"}
137 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 $
138Gem::Specification.new do |s| 181Gem::Specification.new do |s|
139 s.name = "${RUBY_FAKEGEM_NAME}" 182 s.name = "${RUBY_FAKEGEM_NAME}"
140 s.version = "${RUBY_FAKEGEM_VERSION}" 183 s.version = "${RUBY_FAKEGEM_VERSION}"
141 s.summary = "${DESCRIPTION}" 184 s.summary = "${quoted_description}"
142 s.homepage = "${HOMEPAGE}" 185 s.homepage = "${HOMEPAGE}"
143 s.require_paths = ["lib"] 186 s.require_paths = [${required_paths}]
144end 187end
145EOF 188EOF
146 189
147 insinto $(ruby_fakegem_gemsdir)/specifications 190 insinto $(ruby_fakegem_gemsdir)/specifications
148 newins "${T}"/${RUBY_FAKEGEM_NAME}-${_ruby_implementation} ${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}.gemspec 191 newins "${T}"/${RUBY_FAKEGEM_NAME}-${_ruby_implementation} ${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}.gemspec
157ruby_fakegem_binwrapper() { 200ruby_fakegem_binwrapper() {
158 ( 201 (
159 local gembinary=$1 202 local gembinary=$1
160 local newbinary=${2:-/usr/bin/$gembinary} 203 local newbinary=${2:-/usr/bin/$gembinary}
161 local relativegembinary=${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}/bin/${gembinary} 204 local relativegembinary=${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}/bin/${gembinary}
205 local binpath=$(dirname $newbinary)
206 [[ ${binpath} = . ]] && binpath=/usr/bin
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 ${implementation})"
221 else
222 # if another implementation already arrived, then make
223 # it generic and break out of the loop. This ensures
224 # that we do at most two iterations.
225 rubycmd="/usr/bin/env ruby"
226 break
227 fi
228 done
162 229
163 cat - > "${T}"/gembin-wrapper-${gembinary} <<EOF 230 cat - > "${T}"/gembin-wrapper-${gembinary} <<EOF
164#!/usr/bin/env ruby 231#!${rubycmd}
165# This is a simplified version of the RubyGems wrapper 232# This is a simplified version of the RubyGems wrapper
166# 233#
167# Generated by ruby-fakegem.eclass 234# Generated by ruby-fakegem.eclass $Revision: 1.25 $
168 235
169require 'rubygems' 236require 'rubygems'
170 237
171load Gem::default_path[-1] + "/gems/${relativegembinary}" 238load Gem::default_path[-1] + "/gems/${relativegembinary}"
172 239
173EOF 240EOF
174 241
175 exeinto $(dirname $newbinary) 242 exeinto ${binpath:-/usr/bin}
176 newexe "${T}"/gembin-wrapper-${gembinary} $(basename $newbinary) 243 newexe "${T}"/gembin-wrapper-${gembinary} $(basename $newbinary)
177 ) || die "Unable to create fakegem wrapper" 244 ) || die "Unable to create fakegem wrapper"
178} 245}
179 246
180# @FUNCTION: all_fakegem_compile 247# @FUNCTION: all_fakegem_compile
192# Unpack the source archive, including support for unpacking gems. 259# Unpack the source archive, including support for unpacking gems.
193all_ruby_unpack() { 260all_ruby_unpack() {
194 # Special support for extracting .gem files; the file need to be 261 # Special support for extracting .gem files; the file need to be
195 # extracted twice and the mtime from the archive _has_ to be 262 # extracted twice and the mtime from the archive _has_ to be
196 # ignored (it's always set to epoch 0). 263 # ignored (it's always set to epoch 0).
197 # 264 for archive in ${A}; do
198 # This only works if there is exactly one archive and that archive 265 case "${archive}" in
199 # is a .gem file! 266 *.gem)
200 if [[ $(wc -w <<< ${A}) == 1 ]] && 267 # Make sure that we're not running unoack for more than
201 [[ ${A} == *.gem ]]; then 268 # one .gem file, since we won't support that at all.
269 [[ -d "${S}" ]] && die "Unable to unpack ${archive}, ${S} exists"
270
202 ebegin "Unpacking .gem file..." 271 ebegin "Unpacking .gem file..."
203 tar -mxf ${DISTDIR}/${A} || die 272 tar -mxf ${DISTDIR}/${archive} || die
204 eend $? 273 eend $?
205 274
206 mkdir "${S}" 275 mkdir "${S}"
207 pushd "${S}" 276 pushd "${S}" &>/dev/null
208 277
209 ebegin "Unpacking data.tar.gz" 278 ebegin "Unpacking data.tar.gz"
210 tar -mxf "${my_WORKDIR}"/data.tar.gz || die 279 tar -mxf "${my_WORKDIR}"/data.tar.gz || die
211 eend $? 280 eend $?
212 else 281 popd &>/dev/null
213 [[ -n ${A} ]] && unpack ${A} 282 ;;
214 fi 283 *.patch.bz2)
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
215} 296}
216 297
217# @FUNCTION: all_ruby_compile 298# @FUNCTION: all_ruby_compile
218# @DESCRIPTION: 299# @DESCRIPTION:
219# Compile the package. 300# Compile the package.
224# @FUNCTION: each_fakegem_test 305# @FUNCTION: each_fakegem_test
225# @DESCRIPTION: 306# @DESCRIPTION:
226# Run tests for the package for each ruby target if the test task is defined. 307# Run tests for the package for each ruby target if the test task is defined.
227each_fakegem_test() { 308each_fakegem_test() {
228 local rubyflags= 309 local rubyflags=
229
230 if [[ ${RUBY_FAKEGEM_TASK_TEST} != "" ]]; then
231 ${RUBY} ${rubyflags} -S rake ${RUBY_FAKEGEM_TASK_TEST} || die "tests failed" 310 ${RUBY} ${rubyflags} -S rake ${RUBY_FAKEGEM_TASK_TEST} || die "tests failed"
232 else
233 echo "No test task defined, skipping tests."
234 fi
235} 311}
236 312
313if [[ ${RUBY_FAKEGEM_TASK_TEST} != "" ]]; then
237# @FUNCTION: each_ruby_test 314 # @FUNCTION: each_ruby_test
238# @DESCRIPTION: 315 # @DESCRIPTION:
239# Run the tests for this package. 316 # Run the tests for this package.
240each_ruby_test() { 317 each_ruby_test() {
241 each_fakegem_test 318 each_fakegem_test
242} 319 }
320fi
243 321
244# @FUNCTION: each_fakegem_install 322# @FUNCTION: each_fakegem_install
245# @DESCRIPTION: 323# @DESCRIPTION:
246# Install the package for each ruby target. 324# Install the package for each ruby target.
247each_fakegem_install() { 325each_fakegem_install() {
248 ruby_fakegem_genspec 326 ruby_fakegem_gemspec
249 327
250 local _gemlibdirs= 328 local _gemlibdirs="${RUBY_FAKEGEM_EXTRAINSTALL}"
251 for directory in bin lib ${RUBY_FAKEGEM_EXTRAINSTALL}; do 329 for directory in bin lib; do
252 [[ -d ${directory} ]] && _gemlibdirs="${_gemlibdirs} ${directory}" 330 [[ -d ${directory} ]] && _gemlibdirs="${_gemlibdirs} ${directory}"
253 done 331 done
254 332
333 [[ -n ${_gemlibdirs} ]] && \
255 ruby_fakegem_doins -r ${_gemlibdirs} 334 ruby_fakegem_doins -r ${_gemlibdirs}
256} 335}
257 336
258# @FUNCTION: each_ruby_install 337# @FUNCTION: each_ruby_install
259# @DESCRIPTION: 338# @DESCRIPTION:
260# Install the package for each target. 339# Install the package for each target.
265# @FUNCTION: all_fakegem_install 344# @FUNCTION: all_fakegem_install
266# @DESCRIPTION: 345# @DESCRIPTION:
267# Install files common to all ruby targets. 346# Install files common to all ruby targets.
268all_fakegem_install() { 347all_fakegem_install() {
269 if [[ -n ${RUBY_FAKEGEM_DOCDIR} ]] && use doc; then 348 if [[ -n ${RUBY_FAKEGEM_DOCDIR} ]] && use doc; then
270 pushd ${RUBY_FAKEGEM_DOCDIR} 349 for dir in ${RUBY_FAKEGEM_DOCDIR}; do
350 [[ -d ${dir} ]] || continue
351
352 pushd ${dir} &>/dev/null
271 dohtml -r * || die "failed to install documentation" 353 dohtml -r * || die "failed to install documentation"
272 popd 354 popd &>/dev/null
355 done
273 fi 356 fi
274 357
275 if [[ -n ${RUBY_FAKEGEM_EXTRADOC} ]]; then 358 if [[ -n ${RUBY_FAKEGEM_EXTRADOC} ]]; then
276 dodoc ${RUBY_FAKEGEM_EXTRADOC} || die "failed to install further documentation" 359 dodoc ${RUBY_FAKEGEM_EXTRADOC} || die "failed to install further documentation"
277 fi 360 fi
280 # same binaries, or something is wrong anyway, so... 363 # same binaries, or something is wrong anyway, so...
281 if [[ -n ${RUBY_FAKEGEM_BINWRAP} ]]; then 364 if [[ -n ${RUBY_FAKEGEM_BINWRAP} ]]; then
282 local bindir=$(find "${D}" -type d -path "*/gems/${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}/bin" -print -quit) 365 local bindir=$(find "${D}" -type d -path "*/gems/${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}/bin" -print -quit)
283 366
284 if [[ -d "${bindir}" ]]; then 367 if [[ -d "${bindir}" ]]; then
285 pushd "${bindir}" 368 pushd "${bindir}" &>/dev/null
286 local binaries=$(eval ls ${RUBY_FAKEGEM_BINWRAP}) 369 local binaries=$(eval ls ${RUBY_FAKEGEM_BINWRAP})
287 for binary in $binaries; do 370 for binary in $binaries; do
288 ruby_fakegem_binwrapper $binary 371 ruby_fakegem_binwrapper $binary
289 done 372 done
290 popd 373 popd &>/dev/null
291 fi 374 fi
292 fi 375 fi
293} 376}
294 377
295# @FUNCTION: all_ruby_install 378# @FUNCTION: all_ruby_install

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