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Revision 1.66 Revision 1.76
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/python.eclass,v 1.66 2009/08/28 16:08:51 arfrever Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/python.eclass,v 1.76 2009/10/02 23:09:08 arfrever Exp $
4 4
5# @ECLASS: python.eclass 5# @ECLASS: python.eclass
6# @MAINTAINER: 6# @MAINTAINER:
7# python@gentoo.org 7# python@gentoo.org
8#
9# original author: Alastair Tse <liquidx@gentoo.org>
10# @BLURB: A Utility Eclass that should be inherited by anything that deals with Python or Python modules. 8# @BLURB: A utility eclass that should be inherited by anything that deals with Python or Python modules.
11# @DESCRIPTION: 9# @DESCRIPTION:
12# Some useful functions for dealing with Python. 10# Some useful functions for dealing with Python.
13 11
14inherit multilib 12inherit multilib
15 13
19 RDEPEND="${DEPEND}" 17 RDEPEND="${DEPEND}"
20else 18else
21 PYTHON_ATOM="dev-lang/python" 19 PYTHON_ATOM="dev-lang/python"
22fi 20fi
23 21
24DEPEND="${DEPEND} >=app-shells/bash-3.2"
25if ! has "${EAPI:-0}" 0 1 2 || [[ -n "${SUPPORT_PYTHON_ABIS}" ]]; then
26 DEPEND="${DEPEND} >=app-admin/eselect-python-20090804" 22DEPEND+=" >=app-admin/eselect-python-20090804
27fi 23 >=app-shells/bash-3.2"
28 24
29__python_eclass_test() { 25__python_eclass_test() {
30 __python_version_extract 2.3 26 __python_version_extract 2.3
31 echo -n "2.3 -> PYVER: $PYVER PYVER_MAJOR: $PYVER_MAJOR" 27 echo -n "2.3 -> PYVER: $PYVER PYVER_MAJOR: $PYVER_MAJOR"
32 echo " PYVER_MINOR: $PYVER_MINOR PYVER_MICRO: $PYVER_MICRO" 28 echo " PYVER_MINOR: $PYVER_MINOR PYVER_MICRO: $PYVER_MICRO"
66 export PYVER_ALL="${tmpstr#Python }" 62 export PYVER_ALL="${tmpstr#Python }"
67 __python_version_extract $PYVER_ALL 63 __python_version_extract $PYVER_ALL
68} 64}
69 65
70# @FUNCTION: PYTHON 66# @FUNCTION: PYTHON
71# @USAGE: [-a|--absolute-path] <Python_ABI="${PYTHON_ABI}"> 67# @USAGE: [-a|--absolute-path] [--] <Python_ABI="${PYTHON_ABI}">
72# @DESCRIPTION: 68# @DESCRIPTION:
73# Get Python interpreter filename for specified Python ABI. If Python_ABI argument 69# Get Python interpreter filename for specified Python ABI. If Python_ABI argument
74# is ommitted, then PYTHON_ABI environment variable must be set and is used. 70# is ommitted, then PYTHON_ABI environment variable must be set and is used.
75PYTHON() { 71PYTHON() {
76 local absolute_path="0" slot= 72 local absolute_path="0" slot=
77 73
78 while (($#)); do 74 while (($#)); do
79 case "$1" in 75 case "$1" in
80 -a|--absolute-path) 76 -a|--absolute-path)
81 absolute_path="1" 77 absolute_path="1"
78 ;;
79 --)
80 break
82 ;; 81 ;;
83 -*) 82 -*)
84 die "${FUNCNAME}(): Unrecognized option $1" 83 die "${FUNCNAME}(): Unrecognized option $1"
85 ;; 84 ;;
86 *) 85 *)
109 fi 108 fi
110} 109}
111 110
112# @FUNCTION: validate_PYTHON_ABIS 111# @FUNCTION: validate_PYTHON_ABIS
113# @DESCRIPTION: 112# @DESCRIPTION:
114# Make sure PYTHON_ABIS variable has valid value. 113# Ensure that PYTHON_ABIS variable has valid value.
115validate_PYTHON_ABIS() { 114validate_PYTHON_ABIS() {
116 # Ensure that some functions cannot be accidentally successfully used in EAPI <= 2 without setting SUPPORT_PYTHON_ABIS variable. 115 # Ensure that some functions cannot be accidentally successfully used in EAPI <= 2 without setting SUPPORT_PYTHON_ABIS variable.
117 if has "${EAPI:-0}" 0 1 2 && [[ -z "${SUPPORT_PYTHON_ABIS}" ]]; then 116 if has "${EAPI:-0}" 0 1 2 && [[ -z "${SUPPORT_PYTHON_ABIS}" ]]; then
118 die "${FUNCNAME}() cannot be used in this EAPI without setting SUPPORT_PYTHON_ABIS variable" 117 die "${FUNCNAME}() cannot be used in this EAPI without setting SUPPORT_PYTHON_ABIS variable"
119 fi 118 fi
125 if [[ "$(</usr/bin/python-config)" != *"Gentoo python-config wrapper script"* ]]; then 124 if [[ "$(</usr/bin/python-config)" != *"Gentoo python-config wrapper script"* ]]; then
126 die "'/usr/bin/python-config' isn't valid script" 125 die "'/usr/bin/python-config' isn't valid script"
127 fi 126 fi
128 127
129 # USE_${ABI_TYPE^^} and RESTRICT_${ABI_TYPE^^}_ABIS variables hopefully will be included in EAPI >= 4. 128 # USE_${ABI_TYPE^^} and RESTRICT_${ABI_TYPE^^}_ABIS variables hopefully will be included in EAPI >= 4.
130 if [[ -z "${PYTHON_ABIS}" ]] && has "${EAPI:-0}" 0 1 2 3; then 129 if [[ "$(declare -p PYTHON_ABIS 2> /dev/null)" != "declare -x PYTHON_ABIS="* ]] && has "${EAPI:-0}" 0 1 2 3; then
131 local ABI support_ABI supported_PYTHON_ABIS= restricted_ABI 130 local ABI python2_supported_versions python3_supported_versions restricted_ABI support_ABI supported_PYTHON_ABIS=
132 PYTHON_ABI_SUPPORTED_VALUES="2.4 2.5 2.6 2.7 3.0 3.1 3.2" 131 PYTHON_ABI_SUPPORTED_VALUES="2.4 2.5 2.6 2.7 3.0 3.1 3.2"
132 python2_supported_versions="2.4 2.5 2.6 2.7"
133 python3_supported_versions="3.0 3.1 3.2"
134
135 if [[ "$(declare -p USE_PYTHON 2> /dev/null)" == "declare -x USE_PYTHON="* ]]; then
136 local python2_enabled="0" python3_enabled="0"
137
138 if [[ -z "${USE_PYTHON}" ]]; then
139 die "USE_PYTHON variable is empty"
140 fi
141
133 for ABI in ${USE_PYTHON}; do 142 for ABI in ${USE_PYTHON}; do
134 if ! has "${ABI}" ${PYTHON_ABI_SUPPORTED_VALUES}; then 143 if ! has "${ABI}" ${PYTHON_ABI_SUPPORTED_VALUES}; then
135 ewarn "Ignoring unsupported Python ABI '${ABI}'" 144 die "USE_PYTHON variable contains invalid value '${ABI}'"
136 continue
137 fi 145 fi
146
147 if has "${ABI}" ${python2_supported_versions}; then
148 python2_enabled="1"
149 fi
150 if has "${ABI}" ${python3_supported_versions}; then
151 python3_enabled="1"
152 fi
153
138 support_ABI="1" 154 support_ABI="1"
139 if [[ -z "${IGNORE_RESTRICT_PYTHON_ABIS}" ]]; then
140 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do 155 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do
141 if python -c "from fnmatch import fnmatch; exit(not fnmatch('${ABI}', '${restricted_ABI}'))"; then 156 if python -c "from fnmatch import fnmatch; exit(not fnmatch('${ABI}', '${restricted_ABI}'))"; then
142 support_ABI="0" 157 support_ABI="0"
143 break 158 break
144 fi 159 fi
145 done 160 done
146 fi
147 [[ "${support_ABI}" == "1" ]] && supported_PYTHON_ABIS+=" ${ABI}" 161 [[ "${support_ABI}" == "1" ]] && supported_PYTHON_ABIS+=" ${ABI}"
148 done 162 done
149 export PYTHON_ABIS="${supported_PYTHON_ABIS# }" 163 export PYTHON_ABIS="${supported_PYTHON_ABIS# }"
150 fi
151 164
152 if [[ -z "${PYTHON_ABIS//[${IFS}]/}" ]]; then 165 if [[ -z "${PYTHON_ABIS//[${IFS}]/}" ]]; then
166 die "USE_PYTHON variable doesn't enable any version of Python supported by ${CATEGORY}/${PF}"
167 fi
168
169 if [[ "${python2_enabled}" == "0" ]]; then
170 ewarn "USE_PYTHON variable doesn't enable any version of Python 2. This configuration is unsupported."
171 fi
172 if [[ "${python3_enabled}" == "0" ]]; then
173 ewarn "USE_PYTHON variable doesn't enable any version of Python 3. This configuration is unsupported."
174 fi
175 else
176 local python_version python2_version= python3_version= support_python_major_version
177
178 python_version="$(/usr/bin/python -c 'from sys import version_info; print(".".join([str(x) for x in version_info[:2]]))')"
179
180 if has_version "=dev-lang/python-2*"; then
181 if [[ "$(readlink /usr/bin/python2)" != "python2."* ]]; then
182 die "'/usr/bin/python2' isn't valid symlink"
183 fi
184
185 python2_version="$(/usr/bin/python2 -c 'from sys import version_info; print(".".join([str(x) for x in version_info[:2]]))')"
186
187 for ABI in ${python2_supported_versions}; do
188 support_python_major_version="1"
189 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do
190 if python -c "from fnmatch import fnmatch; exit(not fnmatch('${ABI}', '${restricted_ABI}'))"; then
191 support_python_major_version="0"
192 fi
193 done
194 [[ "${support_python_major_version}" == "1" ]] && break
195 done
196 if [[ "${support_python_major_version}" == "1" ]]; then
197 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do
198 if python -c "from fnmatch import fnmatch; exit(not fnmatch('${python2_version}', '${restricted_ABI}'))"; then
199 die "Active version of Python 2 isn't supported by ${CATEGORY}/${PF}"
200 fi
201 done
202 else
153 python_version 203 python2_version=""
204 fi
205 fi
206
207 if has_version "=dev-lang/python-3*"; then
208 if [[ "$(readlink /usr/bin/python3)" != "python3."* ]]; then
209 die "'/usr/bin/python3' isn't valid symlink"
210 fi
211
212 python3_version="$(/usr/bin/python3 -c 'from sys import version_info; print(".".join([str(x) for x in version_info[:2]]))')"
213
214 for ABI in ${python3_supported_versions}; do
215 support_python_major_version="1"
216 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do
217 if python -c "from fnmatch import fnmatch; exit(not fnmatch('${ABI}', '${restricted_ABI}'))"; then
218 support_python_major_version="0"
219 fi
220 done
221 [[ "${support_python_major_version}" == "1" ]] && break
222 done
223 if [[ "${support_python_major_version}" == "1" ]]; then
224 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do
225 if python -c "from fnmatch import fnmatch; exit(not fnmatch('${python3_version}', '${restricted_ABI}'))"; then
226 die "Active version of Python 3 isn't supported by ${CATEGORY}/${PF}"
227 fi
228 done
229 else
230 python3_version=""
231 fi
232 fi
233
234 if ! has "${python_version}" "${python2_version}" "${python3_version}"; then
235 eerror "Python wrapper is configured incorrectly or /usr/bin/python2 or /usr/bin/python3 symlink"
236 eerror "is set incorrectly. Use \`eselect python\` to fix configuration."
237 die "Incorrect configuration of Python"
238 fi
239
240 PYTHON_ABIS="${python2_version} ${python3_version}"
241 PYTHON_ABIS="${PYTHON_ABIS# }"
154 export PYTHON_ABIS="${PYVER}" 242 export PYTHON_ABIS="${PYTHON_ABIS% }"
155 fi 243 fi
244 fi
156 245
157 # Ensure that EPYTHON variable is respected.
158 local PYTHON_ABI 246 local PYTHON_ABI
159 for PYTHON_ABI in ${PYTHON_ABIS}; do 247 for PYTHON_ABI in ${PYTHON_ABIS}; do
248 # Ensure that appropriate Python version is installed.
249 if ! has_version "dev-lang/python:${PYTHON_ABI}"; then
250 die "dev-lang/python:${PYTHON_ABI} isn't installed"
251 fi
252
253 # Ensure that EPYTHON variable is respected.
160 if [[ "$(EPYTHON="$(PYTHON)" python -c 'from sys import version_info; print(".".join([str(x) for x in version_info[:2]]))')" != "${PYTHON_ABI}" ]]; then 254 if [[ "$(EPYTHON="$(PYTHON)" python -c 'from sys import version_info; print(".".join([str(x) for x in version_info[:2]]))')" != "${PYTHON_ABI}" ]]; then
161 die "'python' doesn't respect EPYTHON variable" 255 die "'python' doesn't respect EPYTHON variable"
162 fi 256 fi
163 done 257 done
164} 258}
165 259
166# @FUNCTION: python_copy_sources 260# @FUNCTION: python_copy_sources
167# @USAGE: [directory] 261# @USAGE: [--no-link] [--] [directory]
168# @DESCRIPTION: 262# @DESCRIPTION:
169# Copy unpacked sources of given package for each Python ABI. 263# Copy unpacked sources of given package for each Python ABI.
170python_copy_sources() { 264python_copy_sources() {
171 local dir dirs=() PYTHON_ABI 265 local dir dirs=() no_link="0" PYTHON_ABI
266
267 while (($#)); do
268 case "$1" in
269 --no-link)
270 no_link="1"
271 ;;
272 --)
273 break
274 ;;
275 -*)
276 die "${FUNCNAME}(): Unrecognized option '$1'"
277 ;;
278 *)
279 break
280 ;;
281 esac
282 shift
283 done
172 284
173 if [[ "$#" -eq "0" ]]; then 285 if [[ "$#" -eq "0" ]]; then
174 if [[ "${WORKDIR}" == "${S}" ]]; then 286 if [[ "${WORKDIR}" == "${S}" ]]; then
175 die "${FUNCNAME}() cannot be used" 287 die "${FUNCNAME}() cannot be used"
176 fi 288 fi
180 fi 292 fi
181 293
182 validate_PYTHON_ABIS 294 validate_PYTHON_ABIS
183 for PYTHON_ABI in ${PYTHON_ABIS}; do 295 for PYTHON_ABI in ${PYTHON_ABIS}; do
184 for dir in "${dirs[@]}"; do 296 for dir in "${dirs[@]}"; do
297 if [[ "${no_link}" == "1" ]]; then
298 cp -pr "${dir}" "${dir}-${PYTHON_ABI}" > /dev/null || die "Copying of sources failed"
299 else
185 cp -lpr "${dir}" "${dir}-${PYTHON_ABI}" > /dev/null || die "Copying of sources failed" 300 cp -lpr "${dir}" "${dir}-${PYTHON_ABI}" > /dev/null || die "Copying of sources failed"
301 fi
186 done 302 done
187 done 303 done
188} 304}
189 305
190# @FUNCTION: python_set_build_dir_symlink 306# @FUNCTION: python_set_build_dir_symlink
201 rm -f "${dir}" || die "Deletion of '${dir}' failed" 317 rm -f "${dir}" || die "Deletion of '${dir}' failed"
202 ln -s "${dir}-${PYTHON_ABI}" "${dir}" || die "Creation of '${dir}' directory symlink failed" 318 ln -s "${dir}-${PYTHON_ABI}" "${dir}" || die "Creation of '${dir}' directory symlink failed"
203} 319}
204 320
205# @FUNCTION: python_execute_function 321# @FUNCTION: python_execute_function
206# @USAGE: [--action-message message] [-d|--default-function] [--failure-message message] [--nonfatal] [-q|--quiet] [-s|--separate-build-dirs] <function> [arguments] 322# @USAGE: [--action-message message] [-d|--default-function] [--failure-message message] [--nonfatal] [-q|--quiet] [-s|--separate-build-dirs] [--] <function> [arguments]
207# @DESCRIPTION: 323# @DESCRIPTION:
208# Execute specified function for each value of PYTHON_ABIS, optionally passing additional 324# Execute specified function for each value of PYTHON_ABIS, optionally passing additional
209# arguments. The specified function can use PYTHON_ABI and BUILDDIR variables. 325# arguments. The specified function can use PYTHON_ABI and BUILDDIR variables.
210python_execute_function() { 326python_execute_function() {
211 local action action_message action_message_template= default_function="0" failure_message failure_message_template= function nonfatal="0" PYTHON_ABI quiet="0" separate_build_dirs="0" 327 local action action_message action_message_template= default_function="0" failure_message failure_message_template= function nonfatal="0" previous_directory previous_directory_stack previous_directory_stack_length PYTHON_ABI quiet="0" separate_build_dirs="0"
212 328
213 while (($#)); do 329 while (($#)); do
214 case "$1" in 330 case "$1" in
215 --action-message) 331 --action-message)
216 action_message_template="$2" 332 action_message_template="$2"
230 quiet="1" 346 quiet="1"
231 ;; 347 ;;
232 -s|--separate-build-dirs) 348 -s|--separate-build-dirs)
233 separate_build_dirs="1" 349 separate_build_dirs="1"
234 ;; 350 ;;
351 --)
352 break
353 ;;
235 -*) 354 -*)
236 die "${FUNCNAME}(): Unrecognized option $1" 355 die "${FUNCNAME}(): Unrecognized option '$1'"
237 ;; 356 ;;
238 *) 357 *)
239 break 358 break
240 ;; 359 ;;
241 esac 360 esac
246 if [[ "$#" -eq "0" ]]; then 365 if [[ "$#" -eq "0" ]]; then
247 die "${FUNCNAME}(): Missing function name" 366 die "${FUNCNAME}(): Missing function name"
248 fi 367 fi
249 function="$1" 368 function="$1"
250 shift 369 shift
370
371 if [[ -z "$(type -t "${function}")" ]]; then
372 die "${FUNCNAME}(): '${function}' function isn't defined"
373 fi
251 else 374 else
252 if [[ "$#" -ne "0" ]]; then 375 if [[ "$#" -ne "0" ]]; then
253 die "${FUNCNAME}(): --default-function option and function name cannot be specified simultaneously" 376 die "${FUNCNAME}(): '--default-function' option and function name cannot be specified simultaneously"
254 fi 377 fi
255 if has "${EAPI:-0}" 0 1; then 378 if has "${EAPI:-0}" 0 1; then
256 die "${FUNCNAME}(): --default-function option cannot be used in this EAPI" 379 die "${FUNCNAME}(): '--default-function' option cannot be used in this EAPI"
257 fi 380 fi
258 381
259 if [[ "${EBUILD_PHASE}" == "configure" ]]; then 382 if [[ "${EBUILD_PHASE}" == "configure" ]]; then
260 if has "${EAPI}" 2; then 383 if has "${EAPI}" 2; then
261 python_default_function() { 384 python_default_function() {
331 pushd "${BUILDDIR}" > /dev/null || die "pushd failed" 454 pushd "${BUILDDIR}" > /dev/null || die "pushd failed"
332 else 455 else
333 export BUILDDIR="${S}" 456 export BUILDDIR="${S}"
334 fi 457 fi
335 458
459 previous_directory="$(pwd)"
460 previous_directory_stack="$(dirs -p)"
461 previous_directory_stack_length="$(dirs -p | wc -l)"
462
336 if ! has "${EAPI}" 0 1 2 && has "${PYTHON_ABI}" ${FAILURE_TOLERANT_PYTHON_ABIS}; then 463 if ! has "${EAPI}" 0 1 2 && has "${PYTHON_ABI}" ${FAILURE_TOLERANT_PYTHON_ABIS}; then
337 EPYTHON="$(PYTHON)" nonfatal "${function}" "$@" 464 EPYTHON="$(PYTHON)" nonfatal "${function}" "$@"
338 else 465 else
339 EPYTHON="$(PYTHON)" "${function}" "$@" 466 EPYTHON="$(PYTHON)" "${function}" "$@"
340 fi 467 fi
344 failure_message="$(eval echo -n "${failure_message_template}")" 471 failure_message="$(eval echo -n "${failure_message_template}")"
345 else 472 else
346 failure_message="${action} failed with Python ${PYTHON_ABI} in ${function}() function" 473 failure_message="${action} failed with Python ${PYTHON_ABI} in ${function}() function"
347 fi 474 fi
348 475
349 if [[ "${nonfatal}" == "1" ]] || has "${PYTHON_ABI}" ${FAILURE_TOLERANT_PYTHON_ABIS}; then 476 if [[ "${nonfatal}" == "1" ]]; then
350 local ABI enabled_PYTHON_ABIS
351 for ABI in ${PYTHON_ABIS}; do
352 [[ "${ABI}" != "${PYTHON_ABI}" ]] && enabled_PYTHON_ABIS+=" ${ABI}"
353 done
354 export PYTHON_ABIS="${enabled_PYTHON_ABIS# }"
355 if [[ "${quiet}" == "0" ]]; then 477 if [[ "${quiet}" == "0" ]]; then
356 ewarn "${RED}${failure_message}${NORMAL}" 478 ewarn "${RED}${failure_message}${NORMAL}"
357 fi 479 fi
480 elif has "${PYTHON_ABI}" ${FAILURE_TOLERANT_PYTHON_ABIS}; then
481 if [[ "${EBUILD_PHASE}" != "test" ]] || ! has test-fail-continue ${FEATURES}; then
482 local ABI enabled_PYTHON_ABIS=
483 for ABI in ${PYTHON_ABIS}; do
484 [[ "${ABI}" != "${PYTHON_ABI}" ]] && enabled_PYTHON_ABIS+=" ${ABI}"
485 done
486 export PYTHON_ABIS="${enabled_PYTHON_ABIS# }"
487 fi
488 if [[ "${quiet}" == "0" ]]; then
489 ewarn "${RED}${failure_message}${NORMAL}"
490 fi
491 if [[ -z "${PYTHON_ABIS}" ]]; then
492 die "${function}() function failed with all enabled versions of Python"
493 fi
358 else 494 else
359 die "${failure_message}" 495 die "${failure_message}"
360 fi 496 fi
497 fi
498
499 # Ensure that directory stack hasn't been decreased.
500 if [[ "$(dirs -p | wc -l)" -lt "${previous_directory_stack_length}" ]]; then
501 die "Directory stack decreased illegally"
502 fi
503
504 # Avoid side effects of earlier returning from the specified function.
505 while [[ "$(dirs -p | wc -l)" -gt "${previous_directory_stack_length}" ]]; do
506 popd > /dev/null || die "popd failed"
507 done
508
509 # Ensure that the bottom part of directory stack hasn't been changed. Restore
510 # previous directory (from before running of the specified function) before
511 # comparison of directory stacks to avoid mismatch of directory stacks after
512 # potential using of 'cd' to change current directory. Restoration of previous
513 # directory allows to safely use 'cd' to change current directory in the
514 # specified function without changing it back to original directory.
515 cd "${previous_directory}"
516 if [[ "$(dirs -p)" != "${previous_directory_stack}" ]]; then
517 die "Directory stack changed illegally"
361 fi 518 fi
362 519
363 if [[ "${separate_build_dirs}" == "1" ]]; then 520 if [[ "${separate_build_dirs}" == "1" ]]; then
364 popd > /dev/null || die "popd failed" 521 popd > /dev/null || die "popd failed"
365 fi 522 fi
390 547
391# @FUNCTION: python_pkg_setup 548# @FUNCTION: python_pkg_setup
392# @DESCRIPTION: 549# @DESCRIPTION:
393# Makes sure PYTHON_USE_WITH or PYTHON_USE_WITH_OR listed use flags 550# Makes sure PYTHON_USE_WITH or PYTHON_USE_WITH_OR listed use flags
394# are respected. Only exported if one of those variables is set. 551# are respected. Only exported if one of those variables is set.
395if ! has ${EAPI:-0} 0 1 && [[ -n ${PYTHON_USE_WITH} || -n ${PYTHON_USE_WITH_OR} ]]; then 552if ! has "${EAPI:-0}" 0 1 && [[ -n ${PYTHON_USE_WITH} || -n ${PYTHON_USE_WITH_OR} ]]; then
553 python_pkg_setup() {
396 python_pkg_setup_fail() { 554 python_pkg_setup_fail() {
397 eerror "${1}" 555 eerror "${1}"
398 die "${1}" 556 die "${1}"
557 }
558
559 [[ ${PYTHON_USE_WITH_OPT} ]] && use !${PYTHON_USE_WITH_OPT} && return
560
561 python_pkg_setup_check_USE_flags() {
562 local pyatom use
563 if [[ -n "${PYTHON_ABI}" ]]; then
564 pyatom="dev-lang/python:${PYTHON_ABI}"
565 else
566 python_version
567 pyatom="dev-lang/python:${PYVER}"
568 fi
569
570 # Workaround for older versions of Portage.
571 # has_version() calls portageq which is implemented in Python.
572 if has_version "=dev-lang/python-2*"; then
573 local EPYTHON
574 export EPYTHON="$(readlink /usr/bin/python2)"
575 fi
576
577 for use in ${PYTHON_USE_WITH}; do
578 if ! has_version "${pyatom}[${use}]"; then
579 python_pkg_setup_fail "Please rebuild ${pyatom} with the following USE flags enabled: ${PYTHON_USE_WITH}"
580 fi
581 done
582
583 for use in ${PYTHON_USE_WITH_OR}; do
584 if has_version "${pyatom}[${use}]"; then
585 return
586 fi
587 done
588
589 if [[ ${PYTHON_USE_WITH_OR} ]]; then
590 python_pkg_setup_fail "Please rebuild ${pyatom} with at least one of the following USE flags enabled: ${PYTHON_USE_WITH_OR}"
591 fi
592 }
593
594 if ! has "${EAPI:-0}" 0 1 2 || [[ -n "${SUPPORT_PYTHON_ABIS}" ]]; then
595 python_execute_function -q python_pkg_setup_check_USE_flags
596 else
597 python_pkg_setup_check_USE_flags
598 fi
399 } 599 }
400 600
401 python_pkg_setup() {
402 [[ ${PYTHON_USE_WITH_OPT} ]] && use !${PYTHON_USE_WITH_OPT} && return
403
404 python_version
405 local failed
406 local pyatom="dev-lang/python:${PYVER}"
407
408 for use in ${PYTHON_USE_WITH}; do
409 if ! has_version "${pyatom}[${use}]"; then
410 python_pkg_setup_fail \
411 "Please rebuild ${pyatom} with use flags: ${PYTHON_USE_WITH}"
412 fi
413 done
414
415 for use in ${PYTHON_USE_WITH_OR}; do
416 if has_version "${pyatom}[${use}]"; then
417 return
418 fi
419 done
420
421 if [[ ${PYTHON_USE_WITH_OR} ]]; then
422 python_pkg_setup_fail \
423 "Please rebuild ${pyatom} with one of: ${PYTHON_USE_WITH_OR}"
424 fi
425 }
426
427 EXPORT_FUNCTIONS pkg_setup 601 EXPORT_FUNCTIONS pkg_setup
428 602
429 if [[ ${PYTHON_USE_WITH} ]]; then 603 if [[ -n "${PYTHON_USE_WITH}" ]]; then
430 PYTHON_USE_WITH_ATOM="${PYTHON_ATOM}[${PYTHON_USE_WITH/ /,}]" 604 PYTHON_USE_WITH_ATOM="${PYTHON_ATOM}[${PYTHON_USE_WITH/ /,}]"
431 elif [[ ${PYTHON_USE_WITH_OR} ]]; then 605 elif [[ -n "${PYTHON_USE_WITH_OR}" ]]; then
432 PYTHON_USE_WITH_ATOM="|| ( " 606 PYTHON_USE_WITH_ATOM="|| ( "
433 for use in ${PYTHON_USE_WITH_OR}; do 607 for use in ${PYTHON_USE_WITH_OR}; do
434 PYTHON_USE_WITH_ATOM=" 608 PYTHON_USE_WITH_ATOM+=" ${PYTHON_ATOM}[${use}]"
435 ${PYTHON_USE_WITH_ATOM}
436 ${PYTHON_ATOM}[${use}]"
437 done 609 done
438 PYTHON_USE_WITH_ATOM="${PYTHON_USE_WITH_ATOM} )" 610 unset use
611 PYTHON_USE_WITH_ATOM+=" )"
439 fi 612 fi
440 if [[ ${PYTHON_USE_WITH_OPT} ]]; then 613 if [[ -n "${PYTHON_USE_WITH_OPT}" ]]; then
441 PYTHON_USE_WITH_ATOM="${PYTHON_USE_WITH_OPT}? ( ${PYTHON_USE_WITH_ATOM} )" 614 PYTHON_USE_WITH_ATOM="${PYTHON_USE_WITH_OPT}? ( ${PYTHON_USE_WITH_ATOM} )"
442 fi 615 fi
443 DEPEND="${PYTHON_USE_WITH_ATOM}" 616 DEPEND+=" ${PYTHON_USE_WITH_ATOM}"
444 RDEPEND="${PYTHON_USE_WITH_ATOM}" 617 RDEPEND+=" ${PYTHON_USE_WITH_ATOM}"
618fi
619
620# @ECLASS-VARIABLE: PYTHON_DEFINE_DEFAULT_FUNCTIONS
621# @DESCRIPTION:
622# Set this to define default functions for the following ebuild phases:
623# src_prepare, src_configure, src_compile, src_test, src_install.
624if ! has "${EAPI:-0}" 0 1 && [[ -n "${PYTHON_DEFINE_DEFAULT_FUNCTIONS}" ]]; then
625 python_src_prepare() {
626 python_copy_sources
627 }
628
629 for python_default_function in src_configure src_compile src_test src_install; do
630 eval "python_${python_default_function}() { python_execute_function -d -s; }"
631 done
632 unset python_default_function
633
634 EXPORT_FUNCTIONS src_prepare src_configure src_compile src_test src_install
445fi 635fi
446 636
447# @FUNCTION: python_disable_pyc 637# @FUNCTION: python_disable_pyc
448# @DESCRIPTION: 638# @DESCRIPTION:
449# Tell Python not to automatically recompile modules to .pyc/.pyo 639# Tell Python not to automatically recompile modules to .pyc/.pyo

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