/[gentoo-x86]/eclass/ruby-fakegem.eclass
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Revision 1.5 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 1.5 2009/12/16 09:51:30 flameeyes 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#
47# @ECLASS-VARIABLE: RUBY_FAKEGEM_EXTRADOC 47# @ECLASS-VARIABLE: RUBY_FAKEGEM_EXTRADOC
48# @DESCRIPTION: 48# @DESCRIPTION:
49# Extra documentation to install (readme, changelogs, …). 49# Extra documentation to install (readme, changelogs, …).
50# RUBY_FAKEGEM_EXTRADOC="" 50# RUBY_FAKEGEM_EXTRADOC=""
51 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=""
61
52RUBY_FAKEGEM_NAME="${RUBY_FAKEGEM_NAME:-${PN}}" 62RUBY_FAKEGEM_NAME="${RUBY_FAKEGEM_NAME:-${PN}}"
53RUBY_FAKEGEM_VERSION="${RUBY_FAKEGEM_VERSION:-${PV}}" 63RUBY_FAKEGEM_VERSION="${RUBY_FAKEGEM_VERSION:-${PV/_pre/.pre}}"
64RUBY_FAKEGEM_SUFFIX="${RUBY_FAKEGEM_SUFFIX:-}"
54 65
55RUBY_FAKEGEM_TASK_DOC="${RUBY_FAKEGEM_TASK_DOC-rdoc}" 66RUBY_FAKEGEM_TASK_DOC="${RUBY_FAKEGEM_TASK_DOC-rdoc}"
56RUBY_FAKEGEM_TASK_TEST="${RUBY_FAKEGEM_TASK_TEST-test}" 67RUBY_FAKEGEM_TASK_TEST="${RUBY_FAKEGEM_TASK_TEST-test}"
57 68
69RUBY_FAKEGEM_BINWRAP="${RUBY_FAKEGEM_BINWRAP-*}"
70
58if [[ ${RUBY_FAKEGEM_TASK_DOC} != "" ]]; then 71if [[ ${RUBY_FAKEGEM_TASK_DOC} != "" ]]; then
59 IUSE="$IUSE doc" 72 IUSE="$IUSE doc"
60 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"
61fi 78fi
62 79
63if [[ ${RUBY_FAKEGEM_TASK_TEST} != "" ]]; then 80if [[ ${RUBY_FAKEGEM_TASK_TEST} != "" ]]; then
64 IUSE="$IUSE test" 81 IUSE="$IUSE test"
65 ruby_add_bdepend test "dev-ruby/rake" 82 ruby_add_bdepend "test? ( dev-ruby/rake )"
66fi 83fi
67 84
68SRC_URI="mirror://rubygems/${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}.gem" 85SRC_URI="mirror://rubygems/${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}${RUBY_FAKEGEM_SUFFIX:+-${RUBY_FAKEGEM_SUFFIX}}.gem"
69 86
70ruby_add_rdepend virtual/rubygems 87ruby_add_rdepend virtual/rubygems
71 88
72# @FUNCTION: ruby_fakegem_gemsdir 89# @FUNCTION: ruby_fakegem_gemsdir
73# @RETURN: Returns the gem data directory 90# @RETURN: Returns the gem data directory
119# 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"
120# directory of RubyGems. 137# directory of RubyGems.
121# In the gemspec, the following values are set: name, version, summary, 138# In the gemspec, the following values are set: name, version, summary,
122# homepage, and require_paths=["lib"]. 139# homepage, and require_paths=["lib"].
123# 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.
124ruby_fakegem_genspec() { 142ruby_fakegem_genspec() {
125 ( 143 (
144 local required_paths="'lib'"
145 for path in ${RUBY_FAKEGEM_REQUIRE_PATHS}; do
146 required_paths="${required_paths}, '${path}'"
147 done
148
126 # We use the _ruby_implementation variable to avoid having stray 149 # We use the _ruby_implementation variable to avoid having stray
127 # copies with different implementations; while for now we're using 150 # copies with different implementations; while for now we're using
128 # the same exact content, we might have differences in the future, 151 # the same exact content, we might have differences in the future,
129 # so better taking this into consideration. 152 # so better taking this into consideration.
153 local quoted_description=${DESCRIPTION//\"/\\\"}
130 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 $
131Gem::Specification.new do |s| 156Gem::Specification.new do |s|
132 s.name = "${RUBY_FAKEGEM_NAME}" 157 s.name = "${RUBY_FAKEGEM_NAME}"
133 s.version = "${RUBY_FAKEGEM_VERSION}" 158 s.version = "${RUBY_FAKEGEM_VERSION}"
134 s.summary = "${DESCRIPTION}" 159 s.summary = "${quoted_description}"
135 s.homepage = "${HOMEPAGE}" 160 s.homepage = "${HOMEPAGE}"
136 s.require_paths = ["lib"] 161 s.require_paths = [${required_paths}]
137end 162end
138EOF 163EOF
139 164
140 insinto $(ruby_fakegem_gemsdir)/specifications 165 insinto $(ruby_fakegem_gemsdir)/specifications
141 newins "${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
150ruby_fakegem_binwrapper() { 175ruby_fakegem_binwrapper() {
151 ( 176 (
152 local gembinary=$1 177 local gembinary=$1
153 local newbinary=${2:-/usr/bin/$gembinary} 178 local newbinary=${2:-/usr/bin/$gembinary}
154 local relativegembinary=${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}/bin/${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 ${implementation})"
196 else
197 # if another implementation already arrived, then make
198 # it generic and break out of the loop. This ensures
199 # that we do at most two iterations.
200 rubycmd="/usr/bin/env ruby"
201 break
202 fi
203 done
155 204
156 cat - > "${T}"/gembin-wrapper-${gembinary} <<EOF 205 cat - > "${T}"/gembin-wrapper-${gembinary} <<EOF
157#!/usr/bin/env ruby 206#!${rubycmd}
158# This is a simplified version of the RubyGems wrapper 207# This is a simplified version of the RubyGems wrapper
159# 208#
160# Generated by ruby-fakegem.eclass 209# Generated by ruby-fakegem.eclass $Revision: 1.23 $
161 210
162require 'rubygems' 211require 'rubygems'
163 212
164load Gem::default_path[-1] + "/gems/${relativegembinary}" 213load Gem::default_path[-1] + "/gems/${relativegembinary}"
165 214
166EOF 215EOF
167 216
168 exeinto $(dirname $newbinary) 217 exeinto ${binpath:-/usr/bin}
169 newexe "${T}"/gembin-wrapper-${gembinary} $(basename $newbinary) 218 newexe "${T}"/gembin-wrapper-${gembinary} $(basename $newbinary)
170 ) || die "Unable to create fakegem wrapper" 219 ) || die "Unable to create fakegem wrapper"
171} 220}
172 221
173# @FUNCTION: all_fakegem_compile 222# @FUNCTION: all_fakegem_compile
185# Unpack the source archive, including support for unpacking gems. 234# Unpack the source archive, including support for unpacking gems.
186all_ruby_unpack() { 235all_ruby_unpack() {
187 # Special support for extracting .gem files; the file need to be 236 # Special support for extracting .gem files; the file need to be
188 # extracted twice and the mtime from the archive _has_ to be 237 # extracted twice and the mtime from the archive _has_ to be
189 # ignored (it's always set to epoch 0). 238 # ignored (it's always set to epoch 0).
190 # 239 for archive in ${A}; do
191 # This only works if there is exactly one archive and that archive 240 case "${archive}" in
192 # is a .gem file! 241 *.gem)
193 if [[ $(wc -w <<< ${A}) == 1 ]] && 242 # Make sure that we're not running unoack for more than
194 [[ ${A} == *.gem ]]; then 243 # one .gem file, since we won't support that at all.
244 [[ -d "${S}" ]] && die "Unable to unpack ${archive}, ${S} exists"
245
195 ebegin "Unpacking .gem file..." 246 ebegin "Unpacking .gem file..."
196 tar -mxf ${DISTDIR}/${A} || die 247 tar -mxf ${DISTDIR}/${archive} || die
197 eend $? 248 eend $?
198 249
199 mkdir "${S}" 250 mkdir "${S}"
200 pushd "${S}" 251 pushd "${S}" &>/dev/null
201 252
202 ebegin "Unpacking data.tar.gz" 253 ebegin "Unpacking data.tar.gz"
203 tar -mxf "${my_WORKDIR}"/data.tar.gz || die 254 tar -mxf "${my_WORKDIR}"/data.tar.gz || die
204 eend $? 255 eend $?
205 else 256 popd &>/dev/null
206 [[ -n ${A} ]] && unpack ${A} 257 ;;
207 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
208} 271}
209 272
210# @FUNCTION: all_ruby_compile 273# @FUNCTION: all_ruby_compile
211# @DESCRIPTION: 274# @DESCRIPTION:
212# Compile the package. 275# Compile the package.
217# @FUNCTION: each_fakegem_test 280# @FUNCTION: each_fakegem_test
218# @DESCRIPTION: 281# @DESCRIPTION:
219# 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.
220each_fakegem_test() { 283each_fakegem_test() {
221 local rubyflags= 284 local rubyflags=
222
223 if [[ ${RUBY_FAKEGEM_TASK_TEST} != "" ]]; then
224 ${RUBY} ${rubyflags} -S rake ${RUBY_FAKEGEM_TASK_TEST} || die "tests failed" 285 ${RUBY} ${rubyflags} -S rake ${RUBY_FAKEGEM_TASK_TEST} || die "tests failed"
225 else
226 echo "No test task defined, skipping tests."
227 fi
228} 286}
229 287
288if [[ ${RUBY_FAKEGEM_TASK_TEST} != "" ]]; then
230# @FUNCTION: each_ruby_test 289 # @FUNCTION: each_ruby_test
231# @DESCRIPTION: 290 # @DESCRIPTION:
232# Run the tests for this package. 291 # Run the tests for this package.
233each_ruby_test() { 292 each_ruby_test() {
234 each_fakegem_test 293 each_fakegem_test
235} 294 }
295fi
236 296
237# @FUNCTION: each_fakegem_install 297# @FUNCTION: each_fakegem_install
238# @DESCRIPTION: 298# @DESCRIPTION:
239# Install the package for each ruby target. 299# Install the package for each ruby target.
240each_fakegem_install() { 300each_fakegem_install() {
241 ruby_fakegem_genspec 301 ruby_fakegem_genspec
242 302
243 local _gemlibdirs= 303 local _gemlibdirs="${RUBY_FAKEGEM_EXTRAINSTALL}"
244 for directory in bin lib ${RUBY_FAKEGEM_EXTRAINSTALL}; do 304 for directory in bin lib; do
245 [[ -d ${directory} ]] && _gemlibdirs="${_gemlibdirs} ${directory}" 305 [[ -d ${directory} ]] && _gemlibdirs="${_gemlibdirs} ${directory}"
246 done 306 done
247 307
308 [[ -n ${_gemlibdirs} ]] && \
248 ruby_fakegem_doins -r ${_gemlibdirs} 309 ruby_fakegem_doins -r ${_gemlibdirs}
249} 310}
250 311
251# @FUNCTION: each_ruby_install 312# @FUNCTION: each_ruby_install
252# @DESCRIPTION: 313# @DESCRIPTION:
253# Install the package for each target. 314# Install the package for each target.
258# @FUNCTION: all_fakegem_install 319# @FUNCTION: all_fakegem_install
259# @DESCRIPTION: 320# @DESCRIPTION:
260# Install files common to all ruby targets. 321# Install files common to all ruby targets.
261all_fakegem_install() { 322all_fakegem_install() {
262 if [[ -n ${RUBY_FAKEGEM_DOCDIR} ]] && use doc; then 323 if [[ -n ${RUBY_FAKEGEM_DOCDIR} ]] && use doc; then
263 pushd ${RUBY_FAKEGEM_DOCDIR} 324 for dir in ${RUBY_FAKEGEM_DOCDIR}; do
325 [[ -d ${dir} ]] || continue
326
327 pushd ${dir} &>/dev/null
264 dohtml -r * || die "failed to install documentation" 328 dohtml -r * || die "failed to install documentation"
265 popd 329 popd &>/dev/null
330 done
266 fi 331 fi
267 332
268 if [[ -n ${RUBY_FAKEGEM_EXTRADOC} ]]; then 333 if [[ -n ${RUBY_FAKEGEM_EXTRADOC} ]]; then
269 dodoc ${RUBY_FAKEGEM_EXTRADOC} || die "failed to install further documentation" 334 dodoc ${RUBY_FAKEGEM_EXTRADOC} || die "failed to install further documentation"
270 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
271} 351}
272 352
273# @FUNCTION: all_ruby_install 353# @FUNCTION: all_ruby_install
274# @DESCRIPTION: 354# @DESCRIPTION:
275# Install files common to all ruby targets. 355# Install files common to all ruby targets.

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