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Revision 1.72 Revision 1.78
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 1.72 2009/09/11 19:55:05 arfrever Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/python.eclass,v 1.78 2009/11/15 14:25:55 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
16if [[ -n "${NEED_PYTHON}" ]] ; then 14if [[ -n "${NEED_PYTHON}" ]]; then
17 PYTHON_ATOM=">=dev-lang/python-${NEED_PYTHON}" 15 PYTHON_ATOM=">=dev-lang/python-${NEED_PYTHON}"
18 DEPEND="${PYTHON_ATOM}" 16 DEPEND="${PYTHON_ATOM}"
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: $PYVER_MICRO"
108 if [[ "${absolute_path}" == "1" ]]; then 104 if [[ "${absolute_path}" == "1" ]]; then
109 echo -n "/usr/bin/python${slot}" 105 echo -n "/usr/bin/python${slot}"
110 else 106 else
111 echo -n "python${slot}" 107 echo -n "python${slot}"
112 fi 108 fi
109
110 if [[ "${ABI}" != "${DEFAULT_ABI}" ]]; then
111 echo -n "-${ABI}"
112 fi
113} 113}
114
115unset PYTHON_ABIS
116unset PYTHON_ABIS_SANITY_CHECKS
114 117
115# @FUNCTION: validate_PYTHON_ABIS 118# @FUNCTION: validate_PYTHON_ABIS
116# @DESCRIPTION: 119# @DESCRIPTION:
117# Make sure PYTHON_ABIS variable has valid value. 120# Ensure that PYTHON_ABIS variable has valid value.
118validate_PYTHON_ABIS() { 121validate_PYTHON_ABIS() {
119 # Ensure that some functions cannot be accidentally successfully used in EAPI <= 2 without setting SUPPORT_PYTHON_ABIS variable. 122 # Ensure that some functions cannot be accidentally successfully used in EAPI <= 2 without setting SUPPORT_PYTHON_ABIS variable.
120 if has "${EAPI:-0}" 0 1 2 && [[ -z "${SUPPORT_PYTHON_ABIS}" ]]; then 123 if has "${EAPI:-0}" 0 1 2 && [[ -z "${SUPPORT_PYTHON_ABIS}" ]]; then
121 die "${FUNCNAME}() cannot be used in this EAPI without setting SUPPORT_PYTHON_ABIS variable" 124 die "${FUNCNAME}() cannot be used in this EAPI without setting SUPPORT_PYTHON_ABIS variable"
122 fi 125 fi
129 die "'/usr/bin/python-config' isn't valid script" 132 die "'/usr/bin/python-config' isn't valid script"
130 fi 133 fi
131 134
132 # USE_${ABI_TYPE^^} and RESTRICT_${ABI_TYPE^^}_ABIS variables hopefully will be included in EAPI >= 4. 135 # USE_${ABI_TYPE^^} and RESTRICT_${ABI_TYPE^^}_ABIS variables hopefully will be included in EAPI >= 4.
133 if [[ "$(declare -p PYTHON_ABIS 2> /dev/null)" != "declare -x PYTHON_ABIS="* ]] && has "${EAPI:-0}" 0 1 2 3; then 136 if [[ "$(declare -p PYTHON_ABIS 2> /dev/null)" != "declare -x PYTHON_ABIS="* ]] && has "${EAPI:-0}" 0 1 2 3; then
134 local ABI support_ABI supported_PYTHON_ABIS= restricted_ABI 137 local PYTHON_ABI python2_supported_versions python3_supported_versions restricted_ABI support_ABI supported_PYTHON_ABIS=
135 PYTHON_ABI_SUPPORTED_VALUES="2.4 2.5 2.6 2.7 3.0 3.1 3.2" 138 PYTHON_ABI_SUPPORTED_VALUES="2.4 2.5 2.6 2.7 3.0 3.1 3.2"
139 python2_supported_versions="2.4 2.5 2.6 2.7"
140 python3_supported_versions="3.0 3.1 3.2"
136 141
137 if [[ "$(declare -p USE_PYTHON 2> /dev/null)" == "declare -x USE_PYTHON="* ]]; then 142 if [[ "$(declare -p USE_PYTHON 2> /dev/null)" == "declare -x USE_PYTHON="* ]]; then
143 local python2_enabled="0" python3_enabled="0"
144
138 if [[ -z "${USE_PYTHON}" ]]; then 145 if [[ -z "${USE_PYTHON}" ]]; then
139 die "USE_PYTHON variable is empty" 146 die "USE_PYTHON variable is empty"
140 fi 147 fi
141 148
142 for ABI in ${USE_PYTHON}; do 149 for PYTHON_ABI in ${USE_PYTHON}; do
143 if ! has "${ABI}" ${PYTHON_ABI_SUPPORTED_VALUES}; then 150 if ! has "${PYTHON_ABI}" ${PYTHON_ABI_SUPPORTED_VALUES}; then
144 die "USE_PYTHON variable contains invalid value '${ABI}'" 151 die "USE_PYTHON variable contains invalid value '${PYTHON_ABI}'"
145 fi 152 fi
153
154 if has "${PYTHON_ABI}" ${python2_supported_versions}; then
155 python2_enabled="1"
156 fi
157 if has "${PYTHON_ABI}" ${python3_supported_versions}; then
158 python3_enabled="1"
159 fi
160
146 support_ABI="1" 161 support_ABI="1"
147 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do 162 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do
148 if python -c "from fnmatch import fnmatch; exit(not fnmatch('${ABI}', '${restricted_ABI}'))"; then 163 if [[ "${PYTHON_ABI}" == ${restricted_ABI} ]]; then
149 support_ABI="0" 164 support_ABI="0"
150 break 165 break
151 fi 166 fi
152 done 167 done
153 [[ "${support_ABI}" == "1" ]] && supported_PYTHON_ABIS+=" ${ABI}" 168 [[ "${support_ABI}" == "1" ]] && supported_PYTHON_ABIS+=" ${PYTHON_ABI}"
154 done 169 done
155 export PYTHON_ABIS="${supported_PYTHON_ABIS# }" 170 export PYTHON_ABIS="${supported_PYTHON_ABIS# }"
156 171
157 if [[ -z "${PYTHON_ABIS//[${IFS}]/}" ]]; then 172 if [[ -z "${PYTHON_ABIS//[${IFS}]/}" ]]; then
158 die "USE_PYTHON variable doesn't enable any Python version supported by ${CATEGORY}/${PF}" 173 die "USE_PYTHON variable doesn't enable any version of Python supported by ${CATEGORY}/${PF}"
174 fi
175
176 if [[ "${python2_enabled}" == "0" ]]; then
177 ewarn "USE_PYTHON variable doesn't enable any version of Python 2. This configuration is unsupported."
178 fi
179 if [[ "${python3_enabled}" == "0" ]]; then
180 ewarn "USE_PYTHON variable doesn't enable any version of Python 3. This configuration is unsupported."
159 fi 181 fi
160 else 182 else
161 local restricted_ABI 183 local python_version python2_version= python3_version= support_python_major_version
162 python_version
163 184
185 python_version="$(/usr/bin/python -c 'from sys import version_info; print(".".join([str(x) for x in version_info[:2]]))')"
186
187 if has_version "=dev-lang/python-2*"; then
188 if [[ "$(readlink /usr/bin/python2)" != "python2."* ]]; then
189 die "'/usr/bin/python2' isn't valid symlink"
190 fi
191
192 python2_version="$(/usr/bin/python2 -c 'from sys import version_info; print(".".join([str(x) for x in version_info[:2]]))')"
193
194 for PYTHON_ABI in ${python2_supported_versions}; do
195 support_python_major_version="1"
164 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do 196 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do
165 if python -c "from fnmatch import fnmatch; exit(not fnmatch('${PYVER}', '${restricted_ABI}'))"; then 197 if [[ "${PYTHON_ABI}" == ${restricted_ABI} ]]; then
166 die "Active Python version isn't supported by ${CATEGORY}/${PF}" 198 support_python_major_version="0"
167 fi 199 fi
200 done
201 [[ "${support_python_major_version}" == "1" ]] && break
168 done 202 done
169 export PYTHON_ABIS="${PYVER}" 203 if [[ "${support_python_major_version}" == "1" ]]; then
204 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do
205 if [[ "${python2_version}" == ${restricted_ABI} ]]; then
206 die "Active version of Python 2 isn't supported by ${CATEGORY}/${PF}"
207 fi
208 done
209 else
210 python2_version=""
211 fi
170 fi 212 fi
213
214 if has_version "=dev-lang/python-3*"; then
215 if [[ "$(readlink /usr/bin/python3)" != "python3."* ]]; then
216 die "'/usr/bin/python3' isn't valid symlink"
217 fi
218
219 python3_version="$(/usr/bin/python3 -c 'from sys import version_info; print(".".join([str(x) for x in version_info[:2]]))')"
220
221 for PYTHON_ABI in ${python3_supported_versions}; do
222 support_python_major_version="1"
223 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do
224 if [[ "${PYTHON_ABI}" == ${restricted_ABI} ]]; then
225 support_python_major_version="0"
226 fi
227 done
228 [[ "${support_python_major_version}" == "1" ]] && break
229 done
230 if [[ "${support_python_major_version}" == "1" ]]; then
231 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do
232 if [[ "${python3_version}" == ${restricted_ABI} ]]; then
233 die "Active version of Python 3 isn't supported by ${CATEGORY}/${PF}"
234 fi
235 done
236 else
237 python3_version=""
238 fi
239 fi
240
241 if ! has "${python_version}" "${python2_version}" "${python3_version}"; then
242 eerror "Python wrapper is configured incorrectly or /usr/bin/python2 or /usr/bin/python3 symlink"
243 eerror "is set incorrectly. Use \`eselect python\` to fix configuration."
244 die "Incorrect configuration of Python"
245 fi
246
247 PYTHON_ABIS="${python2_version} ${python3_version}"
248 PYTHON_ABIS="${PYTHON_ABIS# }"
249 export PYTHON_ABIS="${PYTHON_ABIS% }"
171 fi 250 fi
251 fi
172 252
253 if [[ "$(declare -p PYTHON_ABIS_SANITY_CHECKS 2> /dev/null)" != "declare -- PYTHON_ABIS_SANITY_CHECKS="* ]]; then
173 local PYTHON_ABI 254 local PYTHON_ABI
174 for PYTHON_ABI in ${PYTHON_ABIS}; do 255 for PYTHON_ABI in ${PYTHON_ABIS}; do
175 # Ensure that appropriate Python version is installed. 256 # Ensure that appropriate Python version is installed.
176 if ! has_version "dev-lang/python:${PYTHON_ABI}"; then 257 if ! has_version "dev-lang/python:${PYTHON_ABI}"; then
177 die "dev-lang/python:${PYTHON_ABI} isn't installed" 258 die "dev-lang/python:${PYTHON_ABI} isn't installed"
178 fi 259 fi
179 260
180 # Ensure that EPYTHON variable is respected. 261 # Ensure that EPYTHON variable is respected.
181 if [[ "$(EPYTHON="$(PYTHON)" python -c 'from sys import version_info; print(".".join([str(x) for x in version_info[:2]]))')" != "${PYTHON_ABI}" ]]; then 262 if [[ "$(EPYTHON="$(PYTHON)" python -c 'from sys import version_info; print(".".join([str(x) for x in version_info[:2]]))')" != "${PYTHON_ABI}" ]]; then
182 die "'python' doesn't respect EPYTHON variable" 263 die "'python' doesn't respect EPYTHON variable"
183 fi 264 fi
184 done 265 done
266 PYTHON_ABIS_SANITY_CHECKS="1"
267 fi
185} 268}
186 269
187# @FUNCTION: python_copy_sources 270# @FUNCTION: python_copy_sources
188# @USAGE: [--no-link] [--] [directory] 271# @USAGE: [--no-link] [--] [directory]
189# @DESCRIPTION: 272# @DESCRIPTION:
249# @USAGE: [--action-message message] [-d|--default-function] [--failure-message message] [--nonfatal] [-q|--quiet] [-s|--separate-build-dirs] [--] <function> [arguments] 332# @USAGE: [--action-message message] [-d|--default-function] [--failure-message message] [--nonfatal] [-q|--quiet] [-s|--separate-build-dirs] [--] <function> [arguments]
250# @DESCRIPTION: 333# @DESCRIPTION:
251# Execute specified function for each value of PYTHON_ABIS, optionally passing additional 334# Execute specified function for each value of PYTHON_ABIS, optionally passing additional
252# arguments. The specified function can use PYTHON_ABI and BUILDDIR variables. 335# arguments. The specified function can use PYTHON_ABI and BUILDDIR variables.
253python_execute_function() { 336python_execute_function() {
254 local action action_message action_message_template= default_function="0" failure_message failure_message_template= function nonfatal="0" previous_directory_stack_length PYTHON_ABI quiet="0" separate_build_dirs="0" 337 local action action_message action_message_template= default_function="0" failure_message failure_message_template= function nonfatal="0" previous_directory previous_directory_stack previous_directory_stack_length PYTHON_ABI quiet="0" separate_build_dirs="0"
255 338
256 while (($#)); do 339 while (($#)); do
257 case "$1" in 340 case "$1" in
258 --action-message) 341 --action-message)
259 action_message_template="$2" 342 action_message_template="$2"
381 pushd "${BUILDDIR}" > /dev/null || die "pushd failed" 464 pushd "${BUILDDIR}" > /dev/null || die "pushd failed"
382 else 465 else
383 export BUILDDIR="${S}" 466 export BUILDDIR="${S}"
384 fi 467 fi
385 468
386 previous_directory_stack_length="${#DIRSTACK[@]}" 469 previous_directory="$(pwd)"
470 previous_directory_stack="$(dirs -p)"
471 previous_directory_stack_length="$(dirs -p | wc -l)"
387 472
388 if ! has "${EAPI}" 0 1 2 && has "${PYTHON_ABI}" ${FAILURE_TOLERANT_PYTHON_ABIS}; then 473 if ! has "${EAPI}" 0 1 2 && has "${PYTHON_ABI}" ${FAILURE_TOLERANT_PYTHON_ABIS}; then
389 EPYTHON="$(PYTHON)" nonfatal "${function}" "$@" 474 EPYTHON="$(PYTHON)" nonfatal "${function}" "$@"
390 else 475 else
391 EPYTHON="$(PYTHON)" "${function}" "$@" 476 EPYTHON="$(PYTHON)" "${function}" "$@"
402 if [[ "${quiet}" == "0" ]]; then 487 if [[ "${quiet}" == "0" ]]; then
403 ewarn "${RED}${failure_message}${NORMAL}" 488 ewarn "${RED}${failure_message}${NORMAL}"
404 fi 489 fi
405 elif has "${PYTHON_ABI}" ${FAILURE_TOLERANT_PYTHON_ABIS}; then 490 elif has "${PYTHON_ABI}" ${FAILURE_TOLERANT_PYTHON_ABIS}; then
406 if [[ "${EBUILD_PHASE}" != "test" ]] || ! has test-fail-continue ${FEATURES}; then 491 if [[ "${EBUILD_PHASE}" != "test" ]] || ! has test-fail-continue ${FEATURES}; then
407 local ABI enabled_PYTHON_ABIS= 492 local enabled_PYTHON_ABIS= other_PYTHON_ABI
408 for ABI in ${PYTHON_ABIS}; do 493 for other_PYTHON_ABI in ${PYTHON_ABIS}; do
409 [[ "${ABI}" != "${PYTHON_ABI}" ]] && enabled_PYTHON_ABIS+=" ${ABI}" 494 [[ "${other_PYTHON_ABI}" != "${PYTHON_ABI}" ]] && enabled_PYTHON_ABIS+=" ${other_PYTHON_ABI}"
410 done 495 done
411 export PYTHON_ABIS="${enabled_PYTHON_ABIS# }" 496 export PYTHON_ABIS="${enabled_PYTHON_ABIS# }"
412 fi 497 fi
413 if [[ "${quiet}" == "0" ]]; then 498 if [[ "${quiet}" == "0" ]]; then
414 ewarn "${RED}${failure_message}${NORMAL}" 499 ewarn "${RED}${failure_message}${NORMAL}"
419 else 504 else
420 die "${failure_message}" 505 die "${failure_message}"
421 fi 506 fi
422 fi 507 fi
423 508
509 # Ensure that directory stack hasn't been decreased.
424 if [[ "${#DIRSTACK[@]}" -lt "${previous_directory_stack_length}" ]]; then 510 if [[ "$(dirs -p | wc -l)" -lt "${previous_directory_stack_length}" ]]; then
425 die "Directory stack decreased illegally" 511 die "Directory stack decreased illegally"
426 fi 512 fi
427 513
514 # Avoid side effects of earlier returning from the specified function.
428 while [[ "${#DIRSTACK[@]}" -gt "${previous_directory_stack_length}" ]]; do 515 while [[ "$(dirs -p | wc -l)" -gt "${previous_directory_stack_length}" ]]; do
429 popd > /dev/null || die "popd failed" 516 popd > /dev/null || die "popd failed"
430 done 517 done
431 518
519 # Ensure that the bottom part of directory stack hasn't been changed. Restore
520 # previous directory (from before running of the specified function) before
521 # comparison of directory stacks to avoid mismatch of directory stacks after
522 # potential using of 'cd' to change current directory. Restoration of previous
523 # directory allows to safely use 'cd' to change current directory in the
524 # specified function without changing it back to original directory.
525 cd "${previous_directory}"
526 if [[ "$(dirs -p)" != "${previous_directory_stack}" ]]; then
527 die "Directory stack changed illegally"
528 fi
529
432 if [[ "${separate_build_dirs}" == "1" ]]; then 530 if [[ "${separate_build_dirs}" == "1" ]]; then
433 popd > /dev/null || die "popd failed" 531 popd > /dev/null || die "popd failed"
434 fi 532 fi
435 unset BUILDDIR 533 unset BUILDDIR
436 done 534 done
438 if [[ "${default_function}" == "1" ]]; then 536 if [[ "${default_function}" == "1" ]]; then
439 unset -f python_default_function 537 unset -f python_default_function
440 fi 538 fi
441} 539}
442 540
541# @FUNCTION: python_convert_shebangs
542# @USAGE: [-q|--quiet] [-r|--recursive] [-x|--only-executables] [--] <Python_version> <file|directory> [files|directories]
543# @DESCRIPTION:
544# Convert shebangs in specified files. Directories can be specified only with --recursive option.
545python_convert_shebangs() {
546 local argument file files=() only_executables="0" python_version quiet="0" recursive="0"
547
548 while (($#)); do
549 case "$1" in
550 -r|--recursive)
551 recursive="1"
552 ;;
553 -q|--quiet)
554 quiet="1"
555 ;;
556 -x|--only-executables)
557 only_executables="1"
558 ;;
559 --)
560 break
561 ;;
562 -*)
563 die "${FUNCNAME}(): Unrecognized option '$1'"
564 ;;
565 *)
566 break
567 ;;
568 esac
569 shift
570 done
571
572 if [[ "$#" -eq 0 ]]; then
573 die "${FUNCNAME}(): Missing Python version and files or directories"
574 elif [[ "$#" -eq 1 ]]; then
575 die "${FUNCNAME}(): Missing files or directories"
576 fi
577
578 python_version="$1"
579 shift
580
581 for argument in "$@"; do
582 if [[ ! -e "${argument}" ]]; then
583 die "${FUNCNAME}(): '${argument}' doesn't exist"
584 elif [[ -f "${argument}" ]]; then
585 files+=("${argument}")
586 elif [[ -d "${argument}" ]]; then
587 if [[ "${recursive}" == "1" ]]; then
588 if [[ "${only_executables}" == "1" ]]; then
589 files+=($(find "${argument}" -perm /111 -type f))
590 else
591 files+=($(find "${argument}" -type f))
592 fi
593 else
594 die "${FUNCNAME}(): '${argument}' isn't a regular file"
595 fi
596 else
597 die "${FUNCNAME}(): '${argument}' isn't a regular file or a directory"
598 fi
599 done
600
601 for file in "${files[@]}"; do
602 file="${file#./}"
603 [[ "${only_executables}" == "1" && ! -x "${file}" ]] && continue
604
605 if [[ "$(head -n1 "${file}")" =~ ^'#!'.*python ]]; then
606 [[ "${quiet}" == "0" ]] && einfo "Converting shebang in '${file}'"
607 sed -e "1s/python\([[:digit:]]\+\(\.[[:digit:]]\+\)\?\)\?/python${python_version}/" -i "${file}" || die "Conversion of shebang in '${file}' failed"
608
609 # Delete potential whitespace after "#!".
610 sed -e '1s/\(^#!\)[[:space:]]*/\1/' -i "${file}" || die "sed '${file}' failed"
611 fi
612 done
613}
443 614
444# @ECLASS-VARIABLE: PYTHON_USE_WITH 615# @ECLASS-VARIABLE: PYTHON_USE_WITH
445# @DESCRIPTION: 616# @DESCRIPTION:
446# Set this to a space separated list of use flags 617# Set this to a space separated list of use flags
447# the python slot in use must be built with. 618# the python slot in use must be built with.
460# @FUNCTION: python_pkg_setup 631# @FUNCTION: python_pkg_setup
461# @DESCRIPTION: 632# @DESCRIPTION:
462# Makes sure PYTHON_USE_WITH or PYTHON_USE_WITH_OR listed use flags 633# Makes sure PYTHON_USE_WITH or PYTHON_USE_WITH_OR listed use flags
463# are respected. Only exported if one of those variables is set. 634# are respected. Only exported if one of those variables is set.
464if ! has "${EAPI:-0}" 0 1 && [[ -n ${PYTHON_USE_WITH} || -n ${PYTHON_USE_WITH_OR} ]]; then 635if ! has "${EAPI:-0}" 0 1 && [[ -n ${PYTHON_USE_WITH} || -n ${PYTHON_USE_WITH_OR} ]]; then
636 python_pkg_setup() {
465 python_pkg_setup_fail() { 637 python_pkg_setup_fail() {
466 eerror "${1}" 638 eerror "${1}"
467 die "${1}" 639 die "${1}"
640 }
641
642 [[ ${PYTHON_USE_WITH_OPT} ]] && use !${PYTHON_USE_WITH_OPT} && return
643
644 python_pkg_setup_check_USE_flags() {
645 local pyatom use
646 if [[ -n "${PYTHON_ABI}" ]]; then
647 pyatom="dev-lang/python:${PYTHON_ABI}"
648 else
649 python_version
650 pyatom="dev-lang/python:${PYVER}"
651 fi
652
653 for use in ${PYTHON_USE_WITH}; do
654 if ! has_version "${pyatom}[${use}]"; then
655 python_pkg_setup_fail "Please rebuild ${pyatom} with the following USE flags enabled: ${PYTHON_USE_WITH}"
656 fi
657 done
658
659 for use in ${PYTHON_USE_WITH_OR}; do
660 if has_version "${pyatom}[${use}]"; then
661 return
662 fi
663 done
664
665 if [[ ${PYTHON_USE_WITH_OR} ]]; then
666 python_pkg_setup_fail "Please rebuild ${pyatom} with at least one of the following USE flags enabled: ${PYTHON_USE_WITH_OR}"
667 fi
668 }
669
670 if ! has "${EAPI:-0}" 0 1 2 || [[ -n "${SUPPORT_PYTHON_ABIS}" ]]; then
671 python_execute_function -q python_pkg_setup_check_USE_flags
672 else
673 python_pkg_setup_check_USE_flags
674 fi
468 } 675 }
469 676
470 python_pkg_setup() {
471 [[ ${PYTHON_USE_WITH_OPT} ]] && use !${PYTHON_USE_WITH_OPT} && return
472
473 python_version
474 local failed
475 local pyatom="dev-lang/python:${PYVER}"
476
477 for use in ${PYTHON_USE_WITH}; do
478 if ! has_version "${pyatom}[${use}]"; then
479 python_pkg_setup_fail \
480 "Please rebuild ${pyatom} with use flags: ${PYTHON_USE_WITH}"
481 fi
482 done
483
484 for use in ${PYTHON_USE_WITH_OR}; do
485 if has_version "${pyatom}[${use}]"; then
486 return
487 fi
488 done
489
490 if [[ ${PYTHON_USE_WITH_OR} ]]; then
491 python_pkg_setup_fail \
492 "Please rebuild ${pyatom} with one of: ${PYTHON_USE_WITH_OR}"
493 fi
494 }
495
496 EXPORT_FUNCTIONS pkg_setup 677 EXPORT_FUNCTIONS pkg_setup
497 678
498 if [[ ${PYTHON_USE_WITH} ]]; then 679 if [[ -n "${PYTHON_USE_WITH}" ]]; then
499 PYTHON_USE_WITH_ATOM="${PYTHON_ATOM}[${PYTHON_USE_WITH/ /,}]" 680 PYTHON_USE_WITH_ATOM="${PYTHON_ATOM}[${PYTHON_USE_WITH/ /,}]"
500 elif [[ ${PYTHON_USE_WITH_OR} ]]; then 681 elif [[ -n "${PYTHON_USE_WITH_OR}" ]]; then
501 PYTHON_USE_WITH_ATOM="|| ( " 682 PYTHON_USE_WITH_ATOM="|| ( "
502 for use in ${PYTHON_USE_WITH_OR}; do 683 for use in ${PYTHON_USE_WITH_OR}; do
503 PYTHON_USE_WITH_ATOM=" 684 PYTHON_USE_WITH_ATOM+=" ${PYTHON_ATOM}[${use}]"
504 ${PYTHON_USE_WITH_ATOM}
505 ${PYTHON_ATOM}[${use}]"
506 done 685 done
507 PYTHON_USE_WITH_ATOM="${PYTHON_USE_WITH_ATOM} )" 686 unset use
687 PYTHON_USE_WITH_ATOM+=" )"
508 fi 688 fi
509 if [[ ${PYTHON_USE_WITH_OPT} ]]; then 689 if [[ -n "${PYTHON_USE_WITH_OPT}" ]]; then
510 PYTHON_USE_WITH_ATOM="${PYTHON_USE_WITH_OPT}? ( ${PYTHON_USE_WITH_ATOM} )" 690 PYTHON_USE_WITH_ATOM="${PYTHON_USE_WITH_OPT}? ( ${PYTHON_USE_WITH_ATOM} )"
511 fi 691 fi
512 DEPEND="${PYTHON_USE_WITH_ATOM}" 692 DEPEND+=" ${PYTHON_USE_WITH_ATOM}"
513 RDEPEND="${PYTHON_USE_WITH_ATOM}" 693 RDEPEND+=" ${PYTHON_USE_WITH_ATOM}"
514fi 694fi
515 695
516# @ECLASS-VARIABLE: PYTHON_DEFINE_DEFAULT_FUNCTIONS 696# @ECLASS-VARIABLE: PYTHON_DEFINE_DEFAULT_FUNCTIONS
517# @DESCRIPTION: 697# @DESCRIPTION:
518# Set this to define default functions for the following ebuild phases: 698# Set this to define default functions for the following ebuild phases:
544# Tell Python to automatically recompile modules to .pyc/.pyo if the 724# Tell Python to automatically recompile modules to .pyc/.pyo if the
545# timestamps/version stamps have changed. 725# timestamps/version stamps have changed.
546python_enable_pyc() { 726python_enable_pyc() {
547 unset PYTHONDONTWRITEBYTECODE 727 unset PYTHONDONTWRITEBYTECODE
548} 728}
549
550python_disable_pyc
551 729
552# @FUNCTION: python_need_rebuild 730# @FUNCTION: python_need_rebuild
553# @DESCRIPTION: Run without arguments, specifies that the package should be 731# @DESCRIPTION: Run without arguments, specifies that the package should be
554# rebuilt after a python upgrade. 732# rebuilt after a python upgrade.
555python_need_rebuild() { 733python_need_rebuild() {
761 # Don't use PYTHON_ABI in next calls to python_get_libdir(). 939 # Don't use PYTHON_ABI in next calls to python_get_libdir().
762 unset PYTHON_ABI 940 unset PYTHON_ABI
763 941
764 if ((${#other_dirs[@]})) || ((${#other_files[@]})); then 942 if ((${#other_dirs[@]})) || ((${#other_files[@]})); then
765 return_code="0" 943 return_code="0"
766 ebegin "Compilation and optimization of Python modules placed outside of site-packages directories for Python ${PYVER}..." 944 ebegin "Compilation and optimization of Python modules placed outside of site-packages directories for Python ${PYVER}"
767 if ((${#other_dirs[@]})); then 945 if ((${#other_dirs[@]})); then
768 python${PYVER} "${root}$(python_get_libdir)/compileall.py" "${options[@]}" "${other_dirs[@]}" || return_code="1" 946 python${PYVER} "${root}$(python_get_libdir)/compileall.py" "${options[@]}" "${other_dirs[@]}" || return_code="1"
769 python${PYVER} -O "${root}$(python_get_libdir)/compileall.py" "${options[@]}" "${other_dirs[@]}" &> /dev/null || return_code="1" 947 python${PYVER} -O "${root}$(python_get_libdir)/compileall.py" "${options[@]}" "${other_dirs[@]}" &> /dev/null || return_code="1"
770 fi 948 fi
771 if ((${#other_files[@]})); then 949 if ((${#other_files[@]})); then
817 fi 995 fi
818 996
819 # set additional opts 997 # set additional opts
820 myopts+=(-q) 998 myopts+=(-q)
821 999
822 ebegin "Byte compiling python modules for python-${PYVER} .." 1000 ebegin "Compilation and optimization of Python modules for Python ${PYVER}"
823 if ((${#mydirs[@]})); then 1001 if ((${#mydirs[@]})); then
824 python${PYVER} \ 1002 python${PYVER} \
825 "${myroot}"/usr/$(get_libdir)/python${PYVER}/compileall.py \ 1003 "${myroot}"/usr/$(get_libdir)/python${PYVER}/compileall.py \
826 "${myopts[@]}" "${mydirs[@]}" || return_code="1" 1004 "${myopts[@]}" "${mydirs[@]}" || return_code="1"
827 python${PYVER} -O \ 1005 python${PYVER} -O \
847# determine if they are orphaned (i.e. their corresponding .py files are missing.) 1025# determine if they are orphaned (i.e. their corresponding .py files are missing.)
848# If they are, then it will remove their corresponding .pyc and .pyo files. 1026# If they are, then it will remove their corresponding .pyc and .pyo files.
849# 1027#
850# This function should only be run in pkg_postrm(). 1028# This function should only be run in pkg_postrm().
851python_mod_cleanup() { 1029python_mod_cleanup() {
852 local PYTHON_ABI SEARCH_PATH=() root src_py 1030 local path py_file PYTHON_ABI SEARCH_PATH=() root
853 1031
854 # Check if phase is pkg_postrm(). 1032 # Check if phase is pkg_postrm().
855 [[ ${EBUILD_PHASE} != "postrm" ]] && die "${FUNCNAME} should only be run in pkg_postrm()" 1033 [[ ${EBUILD_PHASE} != "postrm" ]] && die "${FUNCNAME} should only be run in pkg_postrm()"
856 1034
857 # Strip trailing slash from ROOT. 1035 # Strip trailing slash from ROOT.
874 else 1052 else
875 SEARCH_PATH=("${@#/}") 1053 SEARCH_PATH=("${@#/}")
876 SEARCH_PATH=("${SEARCH_PATH[@]/#/${root}/}") 1054 SEARCH_PATH=("${SEARCH_PATH[@]/#/${root}/}")
877 fi 1055 fi
878 else 1056 else
879 SEARCH_PATH=("${root}"/usr/lib*/python*/site-packages) 1057 local dir sitedir
1058 for dir in "${root}"/usr/lib*; do
1059 if [[ -d "${dir}" && ! -L "${dir}" ]]; then
1060 for sitedir in "${dir}"/python*/site-packages; do
1061 if [[ -d "${sitedir}" ]]; then
1062 SEARCH_PATH+=("${sitedir}")
1063 fi
1064 done
1065 fi
1066 done
1067 fi
1068
1069 local BLUE CYAN NORMAL
1070 if [[ "${NOCOLOR:-false}" =~ ^(false|no)$ ]]; then
1071 BLUE=$'\e[34m'
1072 CYAN=$'\e[36m'
1073 NORMAL=$'\e[0m'
1074 else
1075 BLUE=
1076 CYAN=
1077 NORMAL=
880 fi 1078 fi
881 1079
882 for path in "${SEARCH_PATH[@]}"; do 1080 for path in "${SEARCH_PATH[@]}"; do
883 [[ ! -d "${path}" ]] && continue 1081 if [[ -d "${path}" ]]; then
884 einfo "Cleaning orphaned Python bytecode from ${path} .."
885 find "${path}" -name '*.py[co]' -print0 | while read -rd ''; do 1082 find "${path}" -name '*.py[co]' -print0 | while read -rd ''; do
886 src_py="${REPLY%[co]}" 1083 py_file="${REPLY%[co]}"
887 [[ -f "${src_py}" || (! -f "${src_py}c" && ! -f "${src_py}o") ]] && continue 1084 [[ -f "${py_file}" || (! -f "${py_file}c" && ! -f "${py_file}o") ]] && continue
888 einfo "Purging ${src_py}[co]" 1085 einfo "${BLUE}<<< ${py_file}[co]${NORMAL}"
889 rm -f "${src_py}"[co] 1086 rm -f "${py_file}"[co]
890 done 1087 done
891 1088
892 # Attempt to remove directories that may be empty. 1089 # Attempt to delete directories, which may be empty.
893 find "${path}" -type d | sort -r | while read -r dir; do 1090 find "${path}" -type d | sort -r | while read -r dir; do
894 rmdir "${dir}" 2>/dev/null && einfo "Removing empty directory ${dir}" 1091 rmdir "${dir}" 2>/dev/null && einfo "${CYAN}<<< ${dir}${NORMAL}"
895 done 1092 done
1093 elif [[ "${path}" == *.py && ! -f "${path}" && (-f "${path}c" || -f "${path}o") ]]; then
1094 einfo "${BLUE}<<< ${path}[co]${NORMAL}"
1095 rm -f "${path}"[co]
1096 fi
896 done 1097 done
897} 1098}

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