/[gentoo-x86]/eclass/ruby-fakegem.eclass
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Revision 1.1 Revision 1.18
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 1.1 2009/12/14 12:32:18 a3li Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/ruby-fakegem.eclass,v 1.18 2010/05/24 07:34:14 flameeyes 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#
29# RUBY_FAKEGEM_VERSION="${PV}" 29# RUBY_FAKEGEM_VERSION="${PV}"
30 30
31# @ECLASS-VARIABLE: RUBY_FAKEGEM_TASK_DOC 31# @ECLASS-VARIABLE: RUBY_FAKEGEM_TASK_DOC
32# @DESCRIPTION: 32# @DESCRIPTION:
33# Specify the rake(1) task to run to generate documentation. 33# Specify the rake(1) task to run to generate documentation.
34# RUBY_FAKEGEM_VERSION="rdoc" 34# RUBY_FAKEGEM_TASK_DOC="rdoc"
35 35
36# @ECLASS-VARIABLE: RUBY_FAKEGEM_TASK_TEST 36# @ECLASS-VARIABLE: RUBY_FAKEGEM_TASK_TEST
37# @DESCRIPTION: 37# @DESCRIPTION:
38# Specify the rake(1) task used for executing tests. 38# Specify the rake(1) task used for executing tests.
39# RUBY_FAKEGEM_VERSION="test" 39# RUBY_FAKEGEM_TASK_TEST="test"
40
41# @ECLASS-VARIABLE: RUBY_FAKEGEM_DOCDIR
42# @DESCRIPTION:
43# Specify the directory under which the documentation is built;
44# if empty no documentation will be installed automatically.
45# RUBY_FAKEGEM_DOCDIR=""
46
47# @ECLASS-VARIABLE: RUBY_FAKEGEM_EXTRADOC
48# @DESCRIPTION:
49# Extra documentation to install (readme, changelogs, …).
50# RUBY_FAKEGEM_EXTRADOC=""
51
52# @ECLASS-VARIABLE: RUBY_FAKEGEM_BINWRAP
53# @DESCRIPTION:
54# Binaries to wrap around (relative to the bin/ directory)
55# RUBY_FAKEGEM_BINWRAP="*"
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=""
40 61
41RUBY_FAKEGEM_NAME="${RUBY_FAKEGEM_NAME:-${PN}}" 62RUBY_FAKEGEM_NAME="${RUBY_FAKEGEM_NAME:-${PN}}"
42RUBY_FAKEGEM_VERSION="${RUBY_FAKEGEM_VERSION:-${PV}}" 63RUBY_FAKEGEM_VERSION="${RUBY_FAKEGEM_VERSION:-${PV/_pre/.pre}}"
64RUBY_FAKEGEM_SUFFIX="${RUBY_FAKEGEM_SUFFIX:-}"
43 65
44RUBY_FAKEGEM_TASK_DOC="${RUBY_FAKEGEM_TASK_DOC-rdoc}" 66RUBY_FAKEGEM_TASK_DOC="${RUBY_FAKEGEM_TASK_DOC-rdoc}"
45RUBY_FAKEGEM_TASK_TEST="${RUBY_FAKEGEM_TASK_TEST-test}" 67RUBY_FAKEGEM_TASK_TEST="${RUBY_FAKEGEM_TASK_TEST-test}"
46 68
69RUBY_FAKEGEM_BINWRAP="${RUBY_FAKEGEM_BINWRAP-*}"
70
47if [[ ${RUBY_FAKEGEM_TASK_DOC} != "" ]]; then 71if [[ ${RUBY_FAKEGEM_TASK_DOC} != "" ]]; then
48 IUSE="$IUSE doc" 72 IUSE="$IUSE doc"
49 ruby_add_bdepend doc "dev-ruby/rake" 73 ruby_add_bdepend "doc? ( dev-ruby/rake )"
50fi 74fi
51 75
52if [[ ${RUBY_FAKEGEM_TASK_TEST} != "" ]]; then 76if [[ ${RUBY_FAKEGEM_TASK_TEST} != "" ]]; then
53 IUSE="$IUSE test" 77 IUSE="$IUSE test"
54 ruby_add_bdepend test "dev-ruby/rake" 78 ruby_add_bdepend "test? ( dev-ruby/rake )"
55fi 79fi
80
81SRC_URI="mirror://rubygems/${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}${RUBY_FAKEGEM_SUFFIX:+-${RUBY_FAKEGEM_SUFFIX}}.gem"
56 82
57ruby_add_rdepend virtual/rubygems 83ruby_add_rdepend virtual/rubygems
58 84
59# @FUNCTION: ruby_fakegem_gemsdir 85# @FUNCTION: ruby_fakegem_gemsdir
60# @RETURN: Returns the gem data directory 86# @RETURN: Returns the gem data directory
106# Generates a gemspec for the package and places it into the "specifications" 132# Generates a gemspec for the package and places it into the "specifications"
107# directory of RubyGems. 133# directory of RubyGems.
108# In the gemspec, the following values are set: name, version, summary, 134# In the gemspec, the following values are set: name, version, summary,
109# homepage, and require_paths=["lib"]. 135# homepage, and require_paths=["lib"].
110# See RUBY_FAKEGEM_NAME and RUBY_FAKEGEM_VERSION for setting name and version. 136# See RUBY_FAKEGEM_NAME and RUBY_FAKEGEM_VERSION for setting name and version.
137# See RUBY_FAKEGEM_REQUIRE_PATHS for setting extra require paths.
111ruby_fakegem_genspec() { 138ruby_fakegem_genspec() {
112 ( 139 (
140 local required_paths="'lib'"
141 for path in ${RUBY_FAKEGEM_REQUIRE_PATHS}; do
142 required_paths="${required_paths}, '${path}'"
143 done
144
113 # We use the _ruby_implementation variable to avoid having stray 145 # We use the _ruby_implementation variable to avoid having stray
114 # copies with different implementations; while for now we're using 146 # copies with different implementations; while for now we're using
115 # the same exact content, we might have differences in the future, 147 # the same exact content, we might have differences in the future,
116 # so better taking this into consideration. 148 # so better taking this into consideration.
149 local quoted_description=${DESCRIPTION//\"/\\\"}
117 cat - > "${T}"/${RUBY_FAKEGEM_NAME}-${_ruby_implementation} <<EOF 150 cat - > "${T}"/${RUBY_FAKEGEM_NAME}-${_ruby_implementation} <<EOF
151# generated by ruby-fakegem.eclass $Revision: 1.18 $
118Gem::Specification.new do |s| 152Gem::Specification.new do |s|
119 s.name = "${RUBY_FAKEGEM_NAME}" 153 s.name = "${RUBY_FAKEGEM_NAME}"
120 s.version = "${RUBY_FAKEGEM_VERSION}" 154 s.version = "${RUBY_FAKEGEM_VERSION}"
121 s.summary = "${DESCRIPTION}" 155 s.summary = "${quoted_description}"
122 s.homepage = "${HOMEPAGE}" 156 s.homepage = "${HOMEPAGE}"
123 s.require_paths = ["lib"] 157 s.require_paths = [${required_paths}]
124end 158end
125EOF 159EOF
126 160
127 insinto $(ruby_fakegem_gemsdir)/specifications 161 insinto $(ruby_fakegem_gemsdir)/specifications
128 newins "${T}"/${RUBY_FAKEGEM_NAME}-${_ruby_implementation} ${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}.gemspec 162 newins "${T}"/${RUBY_FAKEGEM_NAME}-${_ruby_implementation} ${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}.gemspec
136# path defaults to /usr/bin/$command 170# path defaults to /usr/bin/$command
137ruby_fakegem_binwrapper() { 171ruby_fakegem_binwrapper() {
138 ( 172 (
139 local gembinary=$1 173 local gembinary=$1
140 local newbinary=${2:-/usr/bin/$gembinary} 174 local newbinary=${2:-/usr/bin/$gembinary}
175 local relativegembinary=${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}/bin/${gembinary}
176 local binpath=$(dirname $newbinary)
177 [[ ${binpath} = . ]] && binpath=/usr/bin
178
179 # Try to find out whether the package is going to install for
180 # one or multiple implementations; if we're installing for a
181 # *single* implementation, no need to use “/usr/bin/env ruby”
182 # in the shebang, and we can actually avoid errors when
183 # calling the script by default (see for instance the
184 # JRuby-specific commands).
185 local rubycmd=
186 for implementation in ${USE_RUBY}; do
187 # ignore non-enabled implementations
188 use ruby_targets_${implementation} || continue
189 if [ -z $rubycmd ]; then
190 # if no other implementation was set before, set it.
191 rubycmd="/usr/bin/${implementation}"
192 else
193 # if another implementation already arrived, then make
194 # it generic and break out of the loop. This ensures
195 # that we do at most two iterations.
196 rubycmd="/usr/bin/env ruby"
197 break
198 fi
199 done
141 200
142 cat - > "${T}"/gembin-wrapper-${gembinary} <<EOF 201 cat - > "${T}"/gembin-wrapper-${gembinary} <<EOF
143#!/usr/bin/env ruby 202#!${rubycmd}
144# This is a simplified version of the RubyGems wrapper 203# This is a simplified version of the RubyGems wrapper
145# 204#
146# Generated by ruby-fakegem.eclass 205# Generated by ruby-fakegem.eclass $Revision: 1.18 $
147 206
148require 'rubygems' 207require 'rubygems'
149 208
150load Gem::GemPathSearcher.new.find('$(tr [A-Z] [a-z] <<< ${RUBY_FAKEGEM_NAME})').full_gem_path + "/bin/${gembinary}" 209load Gem::default_path[-1] + "/gems/${relativegembinary}"
151 210
152EOF 211EOF
153 212
154 exeinto $(dirname $newbinary) 213 exeinto ${binpath:-/usr/bin}
155 newexe "${T}"/gembin-wrapper-${gembinary} $(basename $newbinary) 214 newexe "${T}"/gembin-wrapper-${gembinary} $(basename $newbinary)
156 ) || die "Unable to create fakegem wrapper" 215 ) || die "Unable to create fakegem wrapper"
157} 216}
158 217
159# @FUNCTION: all_fakegem_compile 218# @FUNCTION: all_fakegem_compile
181 ebegin "Unpacking .gem file..." 240 ebegin "Unpacking .gem file..."
182 tar -mxf ${DISTDIR}/${A} || die 241 tar -mxf ${DISTDIR}/${A} || die
183 eend $? 242 eend $?
184 243
185 mkdir "${S}" 244 mkdir "${S}"
186 pushd "${S}" 245 pushd "${S}" &>/dev/null
187 246
188 ebegin "Unpacking data.tar.gz" 247 ebegin "Unpacking data.tar.gz"
189 tar -mxf "${my_WORKDIR}"/data.tar.gz || die 248 tar -mxf "${my_WORKDIR}"/data.tar.gz || die
190 eend $? 249 eend $?
250 popd &>/dev/null
191 else 251 else
192 [[ -n ${A} ]] && unpack ${A} 252 [[ -n ${A} ]] && unpack ${A}
193 fi 253 fi
194} 254}
195 255
203# @FUNCTION: each_fakegem_test 263# @FUNCTION: each_fakegem_test
204# @DESCRIPTION: 264# @DESCRIPTION:
205# Run tests for the package for each ruby target if the test task is defined. 265# Run tests for the package for each ruby target if the test task is defined.
206each_fakegem_test() { 266each_fakegem_test() {
207 local rubyflags= 267 local rubyflags=
208
209 if [[ ${RUBY_FAKEGEM_TASK_TEST} != "" ]]; then
210 ${RUBY} ${rubyflags} -S rake ${RUBY_FAKEGEM_TASK_TEST} || die "tests failed" 268 ${RUBY} ${rubyflags} -S rake ${RUBY_FAKEGEM_TASK_TEST} || die "tests failed"
211 else
212 echo "No test task defined, skipping tests."
213 fi
214} 269}
215 270
271if [[ ${RUBY_FAKEGEM_TASK_TEST} != "" ]]; then
216# @FUNCTION: each_ruby_test 272 # @FUNCTION: each_ruby_test
217# @DESCRIPTION: 273 # @DESCRIPTION:
218# Run the tests for this package. 274 # Run the tests for this package.
219each_ruby_test() { 275 each_ruby_test() {
220 each_fakegem_test 276 each_fakegem_test
221} 277 }
278fi
222 279
223# @FUNCTION: each_fakegem_install 280# @FUNCTION: each_fakegem_install
224# @DESCRIPTION: 281# @DESCRIPTION:
225# Install the package for each ruby target. 282# Install the package for each ruby target.
226each_fakegem_install() { 283each_fakegem_install() {
227 ruby_fakegem_genspec 284 ruby_fakegem_genspec
228 285
229 local _gemlibdirs= 286 local _gemlibdirs="${RUBY_FAKEGEM_EXTRAINSTALL}"
230 for directory in bin lib ${RUBY_FAKEGEM_EXTRAINSTALL}; do 287 for directory in bin lib; do
231 [[ -d ${directory} ]] && _gemlibdirs="${_gemlibdirs} ${directory}" 288 [[ -d ${directory} ]] && _gemlibdirs="${_gemlibdirs} ${directory}"
232 done 289 done
233 290
291 [[ -n ${_gemlibdirs} ]] && \
234 ruby_fakegem_doins -r ${_gemlibdirs} 292 ruby_fakegem_doins -r ${_gemlibdirs}
235} 293}
236 294
237# @FUNCTION: each_ruby_install 295# @FUNCTION: each_ruby_install
238# @DESCRIPTION: 296# @DESCRIPTION:
239# Install the package for each target. 297# Install the package for each target.
243 301
244# @FUNCTION: all_fakegem_install 302# @FUNCTION: all_fakegem_install
245# @DESCRIPTION: 303# @DESCRIPTION:
246# Install files common to all ruby targets. 304# Install files common to all ruby targets.
247all_fakegem_install() { 305all_fakegem_install() {
248 if [[ -n ${RUBY_FAKEGEM_DOCDIR} ]] && use doc; then 306 if [[ -n ${RUBY_FAKEGEM_DOCDIR} ]] && [[ ${RUBY_FAKEGEM_TASK_DOC} != "" ]] && use doc; then
249 pushd ${RUBY_FAKEGEM_DOCDIR} 307 for dir in ${RUBY_FAKEGEM_DOCDIR}; do
308 pushd ${dir} &>/dev/null
250 dohtml -r * || die "failed to install documentation" 309 dohtml -r * || die "failed to install documentation"
251 popd 310 popd &>/dev/null
311 done
252 fi 312 fi
253 313
254 if [[ -n ${RUBY_FAKEGEM_EXTRADOC} ]]; then 314 if [[ -n ${RUBY_FAKEGEM_EXTRADOC} ]]; then
255 dodoc ${RUBY_FAKEGEM_EXTRADOC} || die "failed to install further documentation" 315 dodoc ${RUBY_FAKEGEM_EXTRADOC} || die "failed to install further documentation"
316 fi
317
318 # binary wrappers; we assume that all the implementations get the
319 # same binaries, or something is wrong anyway, so...
320 if [[ -n ${RUBY_FAKEGEM_BINWRAP} ]]; then
321 local bindir=$(find "${D}" -type d -path "*/gems/${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}/bin" -print -quit)
322
323 if [[ -d "${bindir}" ]]; then
324 pushd "${bindir}" &>/dev/null
325 local binaries=$(eval ls ${RUBY_FAKEGEM_BINWRAP})
326 for binary in $binaries; do
327 ruby_fakegem_binwrapper $binary
328 done
329 popd &>/dev/null
330 fi
256 fi 331 fi
257} 332}
258 333
259# @FUNCTION: all_ruby_install 334# @FUNCTION: all_ruby_install
260# @DESCRIPTION: 335# @DESCRIPTION:

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