/[gentoo-x86]/eclass/ruby-fakegem.eclass
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Revision 1.4 Revision 1.26
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 1.4 2009/12/15 17:43:51 flameeyes Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/ruby-fakegem.eclass,v 1.26 2010/12/18 09:57:24 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#
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:+-${RUBY_FAKEGEM_SUFFIX}}.gem"
69 86
70ruby_add_rdepend virtual/rubygems 87ruby_add_rdepend dev-ruby/rubygems
71 88
72# @FUNCTION: ruby_fakegem_gemsdir 89# @FUNCTION: ruby_fakegem_gemsdir
73# @RETURN: Returns the gem data directory 90# @RETURN: Returns the gem data directory
74# @DESCRIPTION: 91# @DESCRIPTION:
75# This function returns the gems data directory for the ruby 92# This function returns the gems data directory for the ruby
76# implementation in question. 93# implementation in question.
77ruby_fakegem_gemsdir() { 94ruby_fakegem_gemsdir() {
78 local _gemsitedir=$(${RUBY} -r rbconfig -e 'print Config::CONFIG["sitelibdir"]' | sed -e 's:site_ruby:gems:') 95 has "${EAPI}" 2 && ! use prefix && EPREFIX=
96
97 local _gemsitedir=$(ruby_rbconfig_value 'sitelibdir')
98 _gemsitedir=${_gemsitedir//site_ruby/gems}
99 _gemsitedir=${_gemsitedir#${EPREFIX}}
79 100
80 [[ -z ${_gemsitedir} ]] && { 101 [[ -z ${_gemsitedir} ]] && {
81 eerror "Unable to find the gems dir" 102 eerror "Unable to find the gems dir"
82 die "Unable to find the gems dir" 103 die "Unable to find the gems dir"
83 } 104 }
119# Generates a gemspec for the package and places it into the "specifications" 140# Generates a gemspec for the package and places it into the "specifications"
120# directory of RubyGems. 141# directory of RubyGems.
121# In the gemspec, the following values are set: name, version, summary, 142# In the gemspec, the following values are set: name, version, summary,
122# homepage, and require_paths=["lib"]. 143# homepage, and require_paths=["lib"].
123# See RUBY_FAKEGEM_NAME and RUBY_FAKEGEM_VERSION for setting name and version. 144# See RUBY_FAKEGEM_NAME and RUBY_FAKEGEM_VERSION for setting name and version.
145# See RUBY_FAKEGEM_REQUIRE_PATHS for setting extra require paths.
124ruby_fakegem_genspec() { 146ruby_fakegem_genspec() {
125 ( 147 (
148 local required_paths="'lib'"
149 for path in ${RUBY_FAKEGEM_REQUIRE_PATHS}; do
150 required_paths="${required_paths}, '${path}'"
151 done
152
126 # We use the _ruby_implementation variable to avoid having stray 153 # We use the _ruby_implementation variable to avoid having stray
127 # copies with different implementations; while for now we're using 154 # copies with different implementations; while for now we're using
128 # the same exact content, we might have differences in the future, 155 # the same exact content, we might have differences in the future,
129 # so better taking this into consideration. 156 # so better taking this into consideration.
157 local quoted_description=${DESCRIPTION//\"/\\\"}
130 cat - > "${T}"/${RUBY_FAKEGEM_NAME}-${_ruby_implementation} <<EOF 158 cat - > "${T}"/${RUBY_FAKEGEM_NAME}-${_ruby_implementation} <<EOF
159# generated by ruby-fakegem.eclass $Revision: 1.26 $
131Gem::Specification.new do |s| 160Gem::Specification.new do |s|
132 s.name = "${RUBY_FAKEGEM_NAME}" 161 s.name = "${RUBY_FAKEGEM_NAME}"
133 s.version = "${RUBY_FAKEGEM_VERSION}" 162 s.version = "${RUBY_FAKEGEM_VERSION}"
134 s.summary = "${DESCRIPTION}" 163 s.summary = "${quoted_description}"
135 s.homepage = "${HOMEPAGE}" 164 s.homepage = "${HOMEPAGE}"
136 s.require_paths = ["lib"] 165 s.require_paths = [${required_paths}]
137end 166end
138EOF 167EOF
139 168
140 insinto $(ruby_fakegem_gemsdir)/specifications 169 insinto $(ruby_fakegem_gemsdir)/specifications
141 newins "${T}"/${RUBY_FAKEGEM_NAME}-${_ruby_implementation} ${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}.gemspec 170 newins "${T}"/${RUBY_FAKEGEM_NAME}-${_ruby_implementation} ${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}.gemspec
149# path defaults to /usr/bin/$command 178# path defaults to /usr/bin/$command
150ruby_fakegem_binwrapper() { 179ruby_fakegem_binwrapper() {
151 ( 180 (
152 local gembinary=$1 181 local gembinary=$1
153 local newbinary=${2:-/usr/bin/$gembinary} 182 local newbinary=${2:-/usr/bin/$gembinary}
183 local relativegembinary=${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}/bin/${gembinary}
184 local binpath=$(dirname $newbinary)
185 [[ ${binpath} = . ]] && binpath=/usr/bin
186
187 # Try to find out whether the package is going to install for
188 # one or multiple implementations; if we're installing for a
189 # *single* implementation, no need to use “/usr/bin/env ruby”
190 # in the shebang, and we can actually avoid errors when
191 # calling the script by default (see for instance the
192 # JRuby-specific commands).
193 local rubycmd=
194 for implementation in ${USE_RUBY}; do
195 # ignore non-enabled implementations
196 use ruby_targets_${implementation} || continue
197 if [ -z $rubycmd ]; then
198 # if no other implementation was set before, set it.
199 rubycmd="$(ruby_implementation_command ${implementation})"
200 else
201 # if another implementation already arrived, then make
202 # it generic and break out of the loop. This ensures
203 # that we do at most two iterations.
204 rubycmd="/usr/bin/env ruby"
205 break
206 fi
207 done
154 208
155 cat - > "${T}"/gembin-wrapper-${gembinary} <<EOF 209 cat - > "${T}"/gembin-wrapper-${gembinary} <<EOF
156#!/usr/bin/env ruby 210#!${rubycmd}
157# This is a simplified version of the RubyGems wrapper 211# This is a simplified version of the RubyGems wrapper
158# 212#
159# Generated by ruby-fakegem.eclass 213# Generated by ruby-fakegem.eclass $Revision: 1.26 $
160 214
161require 'rubygems' 215require 'rubygems'
162 216
163load Gem::GemPathSearcher.new.find('$(tr [A-Z] [a-z] <<< ${RUBY_FAKEGEM_NAME})').full_gem_path + "/bin/${gembinary}" 217load Gem::default_path[-1] + "/gems/${relativegembinary}"
164 218
165EOF 219EOF
166 220
167 exeinto $(dirname $newbinary) 221 exeinto ${binpath:-/usr/bin}
168 newexe "${T}"/gembin-wrapper-${gembinary} $(basename $newbinary) 222 newexe "${T}"/gembin-wrapper-${gembinary} $(basename $newbinary)
169 ) || die "Unable to create fakegem wrapper" 223 ) || die "Unable to create fakegem wrapper"
170} 224}
171 225
172# @FUNCTION: all_fakegem_compile 226# @FUNCTION: all_fakegem_compile
184# Unpack the source archive, including support for unpacking gems. 238# Unpack the source archive, including support for unpacking gems.
185all_ruby_unpack() { 239all_ruby_unpack() {
186 # Special support for extracting .gem files; the file need to be 240 # Special support for extracting .gem files; the file need to be
187 # extracted twice and the mtime from the archive _has_ to be 241 # extracted twice and the mtime from the archive _has_ to be
188 # ignored (it's always set to epoch 0). 242 # ignored (it's always set to epoch 0).
189 # 243 for archive in ${A}; do
190 # This only works if there is exactly one archive and that archive 244 case "${archive}" in
191 # is a .gem file! 245 *.gem)
192 if [[ $(wc -w <<< ${A}) == 1 ]] && 246 # Make sure that we're not running unoack for more than
193 [[ ${A} == *.gem ]]; then 247 # one .gem file, since we won't support that at all.
248 [[ -d "${S}" ]] && die "Unable to unpack ${archive}, ${S} exists"
249
194 ebegin "Unpacking .gem file..." 250 ebegin "Unpacking .gem file..."
195 tar -mxf ${DISTDIR}/${A} || die 251 tar -mxf ${DISTDIR}/${archive} || die
196 eend $? 252 eend $?
197 253
198 mkdir "${S}" 254 mkdir "${S}"
199 pushd "${S}" 255 pushd "${S}" &>/dev/null
200 256
201 ebegin "Unpacking data.tar.gz" 257 ebegin "Unpacking data.tar.gz"
202 tar -mxf "${my_WORKDIR}"/data.tar.gz || die 258 tar -mxf "${my_WORKDIR}"/data.tar.gz || die
203 eend $? 259 eend $?
204 else 260 popd &>/dev/null
205 [[ -n ${A} ]] && unpack ${A} 261 ;;
206 fi 262 *.patch.bz2)
263 # We apply the patches with RUBY_PATCHES directly from DISTDIR,
264 # as the WORKDIR variable changes value between the global-scope
265 # and the time all_ruby_unpack/_prepare are called. Since we can
266 # simply decompress them when applying, this is much easier to
267 # deal with for us.
268 einfo "Keeping ${archive} as-is"
269 ;;
270 *)
271 unpack ${archive}
272 ;;
273 esac
274 done
207} 275}
208 276
209# @FUNCTION: all_ruby_compile 277# @FUNCTION: all_ruby_compile
210# @DESCRIPTION: 278# @DESCRIPTION:
211# Compile the package. 279# Compile the package.
216# @FUNCTION: each_fakegem_test 284# @FUNCTION: each_fakegem_test
217# @DESCRIPTION: 285# @DESCRIPTION:
218# Run tests for the package for each ruby target if the test task is defined. 286# Run tests for the package for each ruby target if the test task is defined.
219each_fakegem_test() { 287each_fakegem_test() {
220 local rubyflags= 288 local rubyflags=
221
222 if [[ ${RUBY_FAKEGEM_TASK_TEST} != "" ]]; then
223 ${RUBY} ${rubyflags} -S rake ${RUBY_FAKEGEM_TASK_TEST} || die "tests failed" 289 ${RUBY} ${rubyflags} -S rake ${RUBY_FAKEGEM_TASK_TEST} || die "tests failed"
224 else
225 echo "No test task defined, skipping tests."
226 fi
227} 290}
228 291
292if [[ ${RUBY_FAKEGEM_TASK_TEST} != "" ]]; then
229# @FUNCTION: each_ruby_test 293 # @FUNCTION: each_ruby_test
230# @DESCRIPTION: 294 # @DESCRIPTION:
231# Run the tests for this package. 295 # Run the tests for this package.
232each_ruby_test() { 296 each_ruby_test() {
233 each_fakegem_test 297 each_fakegem_test
234} 298 }
299fi
235 300
236# @FUNCTION: each_fakegem_install 301# @FUNCTION: each_fakegem_install
237# @DESCRIPTION: 302# @DESCRIPTION:
238# Install the package for each ruby target. 303# Install the package for each ruby target.
239each_fakegem_install() { 304each_fakegem_install() {
240 ruby_fakegem_genspec 305 ruby_fakegem_genspec
241 306
242 local _gemlibdirs= 307 local _gemlibdirs="${RUBY_FAKEGEM_EXTRAINSTALL}"
243 for directory in bin lib ${RUBY_FAKEGEM_EXTRAINSTALL}; do 308 for directory in bin lib; do
244 [[ -d ${directory} ]] && _gemlibdirs="${_gemlibdirs} ${directory}" 309 [[ -d ${directory} ]] && _gemlibdirs="${_gemlibdirs} ${directory}"
245 done 310 done
246 311
312 [[ -n ${_gemlibdirs} ]] && \
247 ruby_fakegem_doins -r ${_gemlibdirs} 313 ruby_fakegem_doins -r ${_gemlibdirs}
248} 314}
249 315
250# @FUNCTION: each_ruby_install 316# @FUNCTION: each_ruby_install
251# @DESCRIPTION: 317# @DESCRIPTION:
252# Install the package for each target. 318# Install the package for each target.
257# @FUNCTION: all_fakegem_install 323# @FUNCTION: all_fakegem_install
258# @DESCRIPTION: 324# @DESCRIPTION:
259# Install files common to all ruby targets. 325# Install files common to all ruby targets.
260all_fakegem_install() { 326all_fakegem_install() {
261 if [[ -n ${RUBY_FAKEGEM_DOCDIR} ]] && use doc; then 327 if [[ -n ${RUBY_FAKEGEM_DOCDIR} ]] && use doc; then
262 pushd ${RUBY_FAKEGEM_DOCDIR} 328 for dir in ${RUBY_FAKEGEM_DOCDIR}; do
329 [[ -d ${dir} ]] || continue
330
331 pushd ${dir} &>/dev/null
263 dohtml -r * || die "failed to install documentation" 332 dohtml -r * || die "failed to install documentation"
264 popd 333 popd &>/dev/null
334 done
265 fi 335 fi
266 336
267 if [[ -n ${RUBY_FAKEGEM_EXTRADOC} ]]; then 337 if [[ -n ${RUBY_FAKEGEM_EXTRADOC} ]]; then
268 dodoc ${RUBY_FAKEGEM_EXTRADOC} || die "failed to install further documentation" 338 dodoc ${RUBY_FAKEGEM_EXTRADOC} || die "failed to install further documentation"
269 fi 339 fi
340
341 # binary wrappers; we assume that all the implementations get the
342 # same binaries, or something is wrong anyway, so...
343 if [[ -n ${RUBY_FAKEGEM_BINWRAP} ]]; then
344 local bindir=$(find "${D}" -type d -path "*/gems/${RUBY_FAKEGEM_NAME}-${RUBY_FAKEGEM_VERSION}/bin" -print -quit)
345
346 if [[ -d "${bindir}" ]]; then
347 pushd "${bindir}" &>/dev/null
348 local binaries=$(eval ls ${RUBY_FAKEGEM_BINWRAP})
349 for binary in $binaries; do
350 ruby_fakegem_binwrapper $binary
351 done
352 popd &>/dev/null
353 fi
354 fi
270} 355}
271 356
272# @FUNCTION: all_ruby_install 357# @FUNCTION: all_ruby_install
273# @DESCRIPTION: 358# @DESCRIPTION:
274# Install files common to all ruby targets. 359# Install files common to all ruby targets.

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