/[gentoo-x86]/eclass/ruby-fakegem.eclass
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Revision 1.1 Revision 1.23
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 1.23 2010/08/30 22:08:24 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 )"
74fi
75
76if [[ -n ${RUBY_FAKEGEM_DOCDIR} ]]; then
77 IUSE="$IUSE doc"
50fi 78fi
51 79
52if [[ ${RUBY_FAKEGEM_TASK_TEST} != "" ]]; then 80if [[ ${RUBY_FAKEGEM_TASK_TEST} != "" ]]; then
53 IUSE="$IUSE test" 81 IUSE="$IUSE test"
54 ruby_add_bdepend test "dev-ruby/rake" 82 ruby_add_bdepend "test? ( dev-ruby/rake )"
55fi 83fi
84
85SRC_URI="mirror://rubygems/${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}${RUBY_FAKEGEM_SUFFIX:+-${RUBY_FAKEGEM_SUFFIX}}.gem"
56 86
57ruby_add_rdepend virtual/rubygems 87ruby_add_rdepend virtual/rubygems
58 88
59# @FUNCTION: ruby_fakegem_gemsdir 89# @FUNCTION: ruby_fakegem_gemsdir
60# @RETURN: Returns the gem data directory 90# @RETURN: Returns the gem data directory
106# Generates a gemspec for the package and places it into the "specifications" 136# Generates a gemspec for the package and places it into the "specifications"
107# directory of RubyGems. 137# directory of RubyGems.
108# In the gemspec, the following values are set: name, version, summary, 138# In the gemspec, the following values are set: name, version, summary,
109# homepage, and require_paths=["lib"]. 139# homepage, and require_paths=["lib"].
110# See RUBY_FAKEGEM_NAME and RUBY_FAKEGEM_VERSION for setting name and version. 140# See RUBY_FAKEGEM_NAME and RUBY_FAKEGEM_VERSION for setting name and version.
141# See RUBY_FAKEGEM_REQUIRE_PATHS for setting extra require paths.
111ruby_fakegem_genspec() { 142ruby_fakegem_genspec() {
112 ( 143 (
144 local required_paths="'lib'"
145 for path in ${RUBY_FAKEGEM_REQUIRE_PATHS}; do
146 required_paths="${required_paths}, '${path}'"
147 done
148
113 # We use the _ruby_implementation variable to avoid having stray 149 # We use the _ruby_implementation variable to avoid having stray
114 # copies with different implementations; while for now we're using 150 # copies with different implementations; while for now we're using
115 # the same exact content, we might have differences in the future, 151 # the same exact content, we might have differences in the future,
116 # so better taking this into consideration. 152 # so better taking this into consideration.
153 local quoted_description=${DESCRIPTION//\"/\\\"}
117 cat - > "${T}"/${RUBY_FAKEGEM_NAME}-${_ruby_implementation} <<EOF 154 cat - > "${T}"/${RUBY_FAKEGEM_NAME}-${_ruby_implementation} <<EOF
155# generated by ruby-fakegem.eclass $Revision: 1.23 $
118Gem::Specification.new do |s| 156Gem::Specification.new do |s|
119 s.name = "${RUBY_FAKEGEM_NAME}" 157 s.name = "${RUBY_FAKEGEM_NAME}"
120 s.version = "${RUBY_FAKEGEM_VERSION}" 158 s.version = "${RUBY_FAKEGEM_VERSION}"
121 s.summary = "${DESCRIPTION}" 159 s.summary = "${quoted_description}"
122 s.homepage = "${HOMEPAGE}" 160 s.homepage = "${HOMEPAGE}"
123 s.require_paths = ["lib"] 161 s.require_paths = [${required_paths}]
124end 162end
125EOF 163EOF
126 164
127 insinto $(ruby_fakegem_gemsdir)/specifications 165 insinto $(ruby_fakegem_gemsdir)/specifications
128 newins "${T}"/${RUBY_FAKEGEM_NAME}-${_ruby_implementation} ${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}.gemspec 166 newins "${T}"/${RUBY_FAKEGEM_NAME}-${_ruby_implementation} ${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}.gemspec
136# path defaults to /usr/bin/$command 174# path defaults to /usr/bin/$command
137ruby_fakegem_binwrapper() { 175ruby_fakegem_binwrapper() {
138 ( 176 (
139 local gembinary=$1 177 local gembinary=$1
140 local newbinary=${2:-/usr/bin/$gembinary} 178 local newbinary=${2:-/usr/bin/$gembinary}
179 local relativegembinary=${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}/bin/${gembinary}
180 local binpath=$(dirname $newbinary)
181 [[ ${binpath} = . ]] && binpath=/usr/bin
182
183 # Try to find out whether the package is going to install for
184 # one or multiple implementations; if we're installing for a
185 # *single* implementation, no need to use “/usr/bin/env ruby”
186 # in the shebang, and we can actually avoid errors when
187 # calling the script by default (see for instance the
188 # JRuby-specific commands).
189 local rubycmd=
190 for implementation in ${USE_RUBY}; do
191 # ignore non-enabled implementations
192 use ruby_targets_${implementation} || continue
193 if [ -z $rubycmd ]; then
194 # if no other implementation was set before, set it.
195 rubycmd="$(ruby_implementation_command ${implementation})"
196 else
197 # if another implementation already arrived, then make
198 # it generic and break out of the loop. This ensures
199 # that we do at most two iterations.
200 rubycmd="/usr/bin/env ruby"
201 break
202 fi
203 done
141 204
142 cat - > "${T}"/gembin-wrapper-${gembinary} <<EOF 205 cat - > "${T}"/gembin-wrapper-${gembinary} <<EOF
143#!/usr/bin/env ruby 206#!${rubycmd}
144# This is a simplified version of the RubyGems wrapper 207# This is a simplified version of the RubyGems wrapper
145# 208#
146# Generated by ruby-fakegem.eclass 209# Generated by ruby-fakegem.eclass $Revision: 1.23 $
147 210
148require 'rubygems' 211require 'rubygems'
149 212
150load Gem::GemPathSearcher.new.find('$(tr [A-Z] [a-z] <<< ${RUBY_FAKEGEM_NAME})').full_gem_path + "/bin/${gembinary}" 213load Gem::default_path[-1] + "/gems/${relativegembinary}"
151 214
152EOF 215EOF
153 216
154 exeinto $(dirname $newbinary) 217 exeinto ${binpath:-/usr/bin}
155 newexe "${T}"/gembin-wrapper-${gembinary} $(basename $newbinary) 218 newexe "${T}"/gembin-wrapper-${gembinary} $(basename $newbinary)
156 ) || die "Unable to create fakegem wrapper" 219 ) || die "Unable to create fakegem wrapper"
157} 220}
158 221
159# @FUNCTION: all_fakegem_compile 222# @FUNCTION: all_fakegem_compile
171# Unpack the source archive, including support for unpacking gems. 234# Unpack the source archive, including support for unpacking gems.
172all_ruby_unpack() { 235all_ruby_unpack() {
173 # Special support for extracting .gem files; the file need to be 236 # Special support for extracting .gem files; the file need to be
174 # extracted twice and the mtime from the archive _has_ to be 237 # extracted twice and the mtime from the archive _has_ to be
175 # ignored (it's always set to epoch 0). 238 # ignored (it's always set to epoch 0).
176 # 239 for archive in ${A}; do
177 # This only works if there is exactly one archive and that archive 240 case "${archive}" in
178 # is a .gem file! 241 *.gem)
179 if [[ $(wc -w <<< ${A}) == 1 ]] && 242 # Make sure that we're not running unoack for more than
180 [[ ${A} == *.gem ]]; then 243 # one .gem file, since we won't support that at all.
244 [[ -d "${S}" ]] && die "Unable to unpack ${archive}, ${S} exists"
245
181 ebegin "Unpacking .gem file..." 246 ebegin "Unpacking .gem file..."
182 tar -mxf ${DISTDIR}/${A} || die 247 tar -mxf ${DISTDIR}/${archive} || die
183 eend $? 248 eend $?
184 249
185 mkdir "${S}" 250 mkdir "${S}"
186 pushd "${S}" 251 pushd "${S}" &>/dev/null
187 252
188 ebegin "Unpacking data.tar.gz" 253 ebegin "Unpacking data.tar.gz"
189 tar -mxf "${my_WORKDIR}"/data.tar.gz || die 254 tar -mxf "${my_WORKDIR}"/data.tar.gz || die
190 eend $? 255 eend $?
191 else 256 popd &>/dev/null
192 [[ -n ${A} ]] && unpack ${A} 257 ;;
193 fi 258 *.patch.bz2)
259 # We apply the patches with RUBY_PATCHES directly from DISTDIR,
260 # as the WORKDIR variable changes value between the global-scope
261 # and the time all_ruby_unpack/_prepare are called. Since we can
262 # simply decompress them when applying, this is much easier to
263 # deal with for us.
264 einfo "Keeping ${archive} as-is"
265 ;;
266 *)
267 unpack ${archive}
268 ;;
269 esac
270 done
194} 271}
195 272
196# @FUNCTION: all_ruby_compile 273# @FUNCTION: all_ruby_compile
197# @DESCRIPTION: 274# @DESCRIPTION:
198# Compile the package. 275# Compile the package.
203# @FUNCTION: each_fakegem_test 280# @FUNCTION: each_fakegem_test
204# @DESCRIPTION: 281# @DESCRIPTION:
205# Run tests for the package for each ruby target if the test task is defined. 282# Run tests for the package for each ruby target if the test task is defined.
206each_fakegem_test() { 283each_fakegem_test() {
207 local rubyflags= 284 local rubyflags=
208
209 if [[ ${RUBY_FAKEGEM_TASK_TEST} != "" ]]; then
210 ${RUBY} ${rubyflags} -S rake ${RUBY_FAKEGEM_TASK_TEST} || die "tests failed" 285 ${RUBY} ${rubyflags} -S rake ${RUBY_FAKEGEM_TASK_TEST} || die "tests failed"
211 else
212 echo "No test task defined, skipping tests."
213 fi
214} 286}
215 287
288if [[ ${RUBY_FAKEGEM_TASK_TEST} != "" ]]; then
216# @FUNCTION: each_ruby_test 289 # @FUNCTION: each_ruby_test
217# @DESCRIPTION: 290 # @DESCRIPTION:
218# Run the tests for this package. 291 # Run the tests for this package.
219each_ruby_test() { 292 each_ruby_test() {
220 each_fakegem_test 293 each_fakegem_test
221} 294 }
295fi
222 296
223# @FUNCTION: each_fakegem_install 297# @FUNCTION: each_fakegem_install
224# @DESCRIPTION: 298# @DESCRIPTION:
225# Install the package for each ruby target. 299# Install the package for each ruby target.
226each_fakegem_install() { 300each_fakegem_install() {
227 ruby_fakegem_genspec 301 ruby_fakegem_genspec
228 302
229 local _gemlibdirs= 303 local _gemlibdirs="${RUBY_FAKEGEM_EXTRAINSTALL}"
230 for directory in bin lib ${RUBY_FAKEGEM_EXTRAINSTALL}; do 304 for directory in bin lib; do
231 [[ -d ${directory} ]] && _gemlibdirs="${_gemlibdirs} ${directory}" 305 [[ -d ${directory} ]] && _gemlibdirs="${_gemlibdirs} ${directory}"
232 done 306 done
233 307
308 [[ -n ${_gemlibdirs} ]] && \
234 ruby_fakegem_doins -r ${_gemlibdirs} 309 ruby_fakegem_doins -r ${_gemlibdirs}
235} 310}
236 311
237# @FUNCTION: each_ruby_install 312# @FUNCTION: each_ruby_install
238# @DESCRIPTION: 313# @DESCRIPTION:
239# Install the package for each target. 314# Install the package for each target.
244# @FUNCTION: all_fakegem_install 319# @FUNCTION: all_fakegem_install
245# @DESCRIPTION: 320# @DESCRIPTION:
246# Install files common to all ruby targets. 321# Install files common to all ruby targets.
247all_fakegem_install() { 322all_fakegem_install() {
248 if [[ -n ${RUBY_FAKEGEM_DOCDIR} ]] && use doc; then 323 if [[ -n ${RUBY_FAKEGEM_DOCDIR} ]] && use doc; then
249 pushd ${RUBY_FAKEGEM_DOCDIR} 324 for dir in ${RUBY_FAKEGEM_DOCDIR}; do
325 [[ -d ${dir} ]] || continue
326
327 pushd ${dir} &>/dev/null
250 dohtml -r * || die "failed to install documentation" 328 dohtml -r * || die "failed to install documentation"
251 popd 329 popd &>/dev/null
330 done
252 fi 331 fi
253 332
254 if [[ -n ${RUBY_FAKEGEM_EXTRADOC} ]]; then 333 if [[ -n ${RUBY_FAKEGEM_EXTRADOC} ]]; then
255 dodoc ${RUBY_FAKEGEM_EXTRADOC} || die "failed to install further documentation" 334 dodoc ${RUBY_FAKEGEM_EXTRADOC} || die "failed to install further documentation"
256 fi 335 fi
336
337 # binary wrappers; we assume that all the implementations get the
338 # same binaries, or something is wrong anyway, so...
339 if [[ -n ${RUBY_FAKEGEM_BINWRAP} ]]; then
340 local bindir=$(find "${D}" -type d -path "*/gems/${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}/bin" -print -quit)
341
342 if [[ -d "${bindir}" ]]; then
343 pushd "${bindir}" &>/dev/null
344 local binaries=$(eval ls ${RUBY_FAKEGEM_BINWRAP})
345 for binary in $binaries; do
346 ruby_fakegem_binwrapper $binary
347 done
348 popd &>/dev/null
349 fi
350 fi
257} 351}
258 352
259# @FUNCTION: all_ruby_install 353# @FUNCTION: all_ruby_install
260# @DESCRIPTION: 354# @DESCRIPTION:
261# Install files common to all ruby targets. 355# Install files common to all ruby targets.

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