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Revision 1.24 Revision 1.88
1# Copyright 1999-2004 Gentoo Foundation 1# Copyright 1999-2010 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 1.24 2006/06/10 16:19:54 swegener Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/python.eclass,v 1.88 2010/02/11 18:52:44 arfrever Exp $
4
5# @ECLASS: python.eclass
6# @MAINTAINER:
7# Gentoo Python Project <python@gentoo.org>
8# @BLURB: Eclass for Python packages
9# @DESCRIPTION:
10# The python eclass contains miscellaneous, useful functions for Python packages.
11
12inherit multilib
13
14if ! has "${EAPI:-0}" 0 1 2 3; then
15 die "API of python.eclass in EAPI=\"${EAPI}\" not established"
16fi
17
18_CPYTHON2_SUPPORTED_ABIS=(2.4 2.5 2.6 2.7)
19_CPYTHON3_SUPPORTED_ABIS=(3.0 3.1 3.2)
20_JYTHON_SUPPORTED_ABIS=(2.5-jython)
21
22# @ECLASS-VARIABLE: PYTHON_DEPEND
23# @DESCRIPTION:
24# Specification of dependency on dev-lang/python.
25# Syntax:
26# PYTHON_DEPEND: [[!]USE_flag? ]<version_components_group>[ version_components_group]
27# version_components_group: <major_version[:[minimal_version][:maximal_version]]>
28# major_version: <2|3|*>
29# minimal_version: <minimal_major_version.minimal_minor_version>
30# maximal_version: <maximal_major_version.maximal_minor_version>
31
32_parse_PYTHON_DEPEND() {
33 local major_version maximal_version minimal_version python_all="0" python_maximal_version python_minimal_version python_versions=() python2="0" python2_maximal_version python2_minimal_version python3="0" python3_maximal_version python3_minimal_version USE_flag= version_components_group version_components_group_regex version_components_groups
34
35 version_components_group_regex="(2|3|\*)(:([[:digit:]]+\.[[:digit:]]+)?(:([[:digit:]]+\.[[:digit:]]+)?)?)?"
36 version_components_groups="${PYTHON_DEPEND}"
37
38 if [[ "${version_components_groups}" =~ ^((\!)?[[:alnum:]_-]+\?\ )?${version_components_group_regex}(\ ${version_components_group_regex})?$ ]]; then
39 if [[ "${version_components_groups}" =~ ^(\!)?[[:alnum:]_-]+\? ]]; then
40 USE_flag="${version_components_groups%\? *}"
41 version_components_groups="${version_components_groups#* }"
42 fi
43 if [[ "${version_components_groups}" =~ ("*".*" "|" *"|^2.*\ (2|\*)|^3.*\ (3|\*)) ]]; then
44 die "Invalid syntax of PYTHON_DEPEND: Incorrectly specified groups of versions"
45 fi
46
47 version_components_groups="${version_components_groups// /$'\n'}"
48 while read version_components_group; do
49 major_version="${version_components_group:0:1}"
50 minimal_version="${version_components_group:2}"
51 minimal_version="${minimal_version%:*}"
52 maximal_version="${version_components_group:$((3 + ${#minimal_version}))}"
53
54 if [[ "${major_version}" =~ ^(2|3)$ ]]; then
55 if [[ -n "${minimal_version}" && "${major_version}" != "${minimal_version:0:1}" ]]; then
56 die "Invalid syntax of PYTHON_DEPEND: Minimal version '${minimal_version}' not in specified group of versions"
57 fi
58 if [[ -n "${maximal_version}" && "${major_version}" != "${maximal_version:0:1}" ]]; then
59 die "Invalid syntax of PYTHON_DEPEND: Maximal version '${maximal_version}' not in specified group of versions"
60 fi
61 fi
62
63 if [[ "${major_version}" == "2" ]]; then
64 python2="1"
65 python_versions=("${_CPYTHON2_SUPPORTED_ABIS[@]}")
66 python2_minimal_version="${minimal_version}"
67 python2_maximal_version="${maximal_version}"
68 elif [[ "${major_version}" == "3" ]]; then
69 python3="1"
70 python_versions=("${_CPYTHON3_SUPPORTED_ABIS[@]}")
71 python3_minimal_version="${minimal_version}"
72 python3_maximal_version="${maximal_version}"
73 else
74 python_all="1"
75 python_versions=("${_CPYTHON2_SUPPORTED_ABIS[@]}" "${_CPYTHON3_SUPPORTED_ABIS[@]}")
76 python_minimal_version="${minimal_version}"
77 python_maximal_version="${maximal_version}"
78 fi
79
80 if [[ -n "${minimal_version}" ]] && ! has "${minimal_version}" "${python_versions[@]}"; then
81 die "Invalid syntax of PYTHON_DEPEND: Unrecognized minimal version '${minimal_version}'"
82 fi
83 if [[ -n "${maximal_version}" ]] && ! has "${maximal_version}" "${python_versions[@]}"; then
84 die "Invalid syntax of PYTHON_DEPEND: Unrecognized maximal version '${maximal_version}'"
85 fi
86
87 if [[ -n "${minimal_version}" && -n "${maximal_version}" && "${minimal_version}" > "${maximal_version}" ]]; then
88 die "Invalid syntax of PYTHON_DEPEND: Minimal version '${minimal_version}' greater than maximal version '${maximal_version}'"
89 fi
90 done <<< "${version_components_groups}"
91
92 _PYTHON_ATOMS=()
93
94 _append_accepted_versions_range() {
95 local accepted_version="0" i
96 for ((i = "${#python_versions[@]}"; i >= 0; i--)); do
97 if [[ "${python_versions[${i}]}" == "${python_maximal_version}" ]]; then
98 accepted_version="1"
99 fi
100 if [[ "${accepted_version}" == "1" ]]; then
101 _PYTHON_ATOMS+=("=dev-lang/python-${python_versions[${i}]}*")
102 fi
103 if [[ "${python_versions[${i}]}" == "${python_minimal_version}" ]]; then
104 accepted_version="0"
105 fi
106 done
107 }
108
109 if [[ "${python_all}" == "1" ]]; then
110 if [[ -z "${python_minimal_version}" && -z "${python_maximal_version}" ]]; then
111 _PYTHON_ATOMS+=("dev-lang/python")
112 else
113 python_versions=("${_CPYTHON2_SUPPORTED_ABIS[@]}" "${_CPYTHON3_SUPPORTED_ABIS[@]}")
114 python_minimal_version="${python_minimal_version:-${python_versions[0]}}"
115 python_maximal_version="${python_maximal_version:-${python_versions[${#python_versions[@]}-1]}}"
116 _append_accepted_versions_range
117 fi
118 else
119 if [[ "${python3}" == "1" ]]; then
120 if [[ -z "${python3_minimal_version}" && -z "${python3_maximal_version}" ]]; then
121 _PYTHON_ATOMS+=("=dev-lang/python-3*")
122 else
123 python_versions=("${_CPYTHON3_SUPPORTED_ABIS[@]}")
124 python_minimal_version="${python3_minimal_version:-${python_versions[0]}}"
125 python_maximal_version="${python3_maximal_version:-${python_versions[${#python_versions[@]}-1]}}"
126 _append_accepted_versions_range
127 fi
128 fi
129 if [[ "${python2}" == "1" ]]; then
130 if [[ -z "${python2_minimal_version}" && -z "${python2_maximal_version}" ]]; then
131 _PYTHON_ATOMS+=("=dev-lang/python-2*")
132 else
133 python_versions=("${_CPYTHON2_SUPPORTED_ABIS[@]}")
134 python_minimal_version="${python2_minimal_version:-${python_versions[0]}}"
135 python_maximal_version="${python2_maximal_version:-${python_versions[${#python_versions[@]}-1]}}"
136 _append_accepted_versions_range
137 fi
138 fi
139 fi
140
141 unset -f _append_accepted_versions_range
142
143 if [[ "${#_PYTHON_ATOMS[@]}" -gt 1 ]]; then
144 DEPEND+="${DEPEND:+ }${USE_flag}${USE_flag:+? ( }|| ( ${_PYTHON_ATOMS[@]} )${USE_flag:+ )}"
145 RDEPEND+="${RDEPEND:+ }${USE_flag}${USE_flag:+? ( }|| ( ${_PYTHON_ATOMS[@]} )${USE_flag:+ )}"
146 else
147 DEPEND+="${DEPEND:+ }${USE_flag}${USE_flag:+? ( }${_PYTHON_ATOMS[@]}${USE_flag:+ )}"
148 RDEPEND+="${RDEPEND:+ }${USE_flag}${USE_flag:+? ( }${_PYTHON_ATOMS[@]}${USE_flag:+ )}"
149 fi
150 else
151 die "Invalid syntax of PYTHON_DEPEND"
152 fi
153}
154
155DEPEND=">=app-admin/eselect-python-20090804"
156RDEPEND="${DEPEND}"
157
158if [[ -n "${PYTHON_DEPEND}" && -n "${NEED_PYTHON}" ]]; then
159 die "PYTHON_DEPEND and NEED_PYTHON cannot be set simultaneously"
160elif [[ -n "${PYTHON_DEPEND}" ]]; then
161 _parse_PYTHON_DEPEND
162elif [[ -n "${NEED_PYTHON}" ]]; then
163 if ! has "${EAPI:-0}" 0 1 2; then
164 eerror "Use PYTHON_DEPEND instead of NEED_PYTHON."
165 die "NEED_PYTHON cannot be used in this EAPI"
166 fi
167 _PYTHON_ATOMS=(">=dev-lang/python-${NEED_PYTHON}")
168 DEPEND+="${DEPEND:+ }${_PYTHON_ATOMS[@]}"
169 RDEPEND+="${RDEPEND:+ }${_PYTHON_ATOMS[@]}"
170else
171 _PYTHON_ATOMS=("dev-lang/python")
172fi
173
174# @ECLASS-VARIABLE: PYTHON_USE_WITH
175# @DESCRIPTION:
176# Set this to a space separated list of USE flags the Python slot in use must be built with.
177
178# @ECLASS-VARIABLE: PYTHON_USE_WITH_OR
179# @DESCRIPTION:
180# Set this to a space separated list of USE flags of which one must be turned on for the slot in use.
181
182# @ECLASS-VARIABLE: PYTHON_USE_WITH_OPT
183# @DESCRIPTION:
184# Set this to a name of a USE flag if you need to make either PYTHON_USE_WITH or
185# PYTHON_USE_WITH_OR atoms conditional under a USE flag.
186
187# @FUNCTION: python_pkg_setup
188# @DESCRIPTION:
189# Makes sure PYTHON_USE_WITH or PYTHON_USE_WITH_OR listed use flags
190# are respected. Only exported if one of those variables is set.
191if ! has "${EAPI:-0}" 0 1 && [[ -n ${PYTHON_USE_WITH} || -n ${PYTHON_USE_WITH_OR} ]]; then
192 python_pkg_setup() {
193 python_pkg_setup_fail() {
194 eerror "${1}"
195 die "${1}"
196 }
197
198 [[ ${PYTHON_USE_WITH_OPT} ]] && use !${PYTHON_USE_WITH_OPT} && return
199
200 python_pkg_setup_check_USE_flags() {
201 local pyatom use
202 pyatom="$(python_get_implementational_package)"
203
204 for use in ${PYTHON_USE_WITH}; do
205 if ! has_version "${pyatom}[${use}]"; then
206 python_pkg_setup_fail "Please rebuild ${pyatom} with the following USE flags enabled: ${PYTHON_USE_WITH}"
207 fi
208 done
209
210 for use in ${PYTHON_USE_WITH_OR}; do
211 if has_version "${pyatom}[${use}]"; then
212 return
213 fi
214 done
215
216 if [[ ${PYTHON_USE_WITH_OR} ]]; then
217 python_pkg_setup_fail "Please rebuild ${pyatom} with at least one of the following USE flags enabled: ${PYTHON_USE_WITH_OR}"
218 fi
219 }
220
221 if [[ -n "${SUPPORT_PYTHON_ABIS}" ]]; then
222 python_execute_function -q python_pkg_setup_check_USE_flags
223 else
224 python_pkg_setup_check_USE_flags
225 fi
226
227 unset -f python_pkg_setup_check_USE_flags python_pkg_setup_fail
228 }
229
230 EXPORT_FUNCTIONS pkg_setup
231
232 _PYTHON_USE_WITH_ATOM=""
233 if [[ -n "${PYTHON_USE_WITH}" ]]; then
234 for _PYTHON_ATOM in "${_PYTHON_ATOMS[@]}"; do
235 _PYTHON_USE_WITH_ATOM+="${_PYTHON_USE_WITH_ATOM:+ }${_PYTHON_ATOM}[${PYTHON_USE_WITH/ /,}]"
236 done
237 _PYTHON_USE_WITH_ATOM="|| ( ${_PYTHON_USE_WITH_ATOM} )"
238 elif [[ -n "${PYTHON_USE_WITH_OR}" ]]; then
239 for _USE_flag in ${PYTHON_USE_WITH_OR}; do
240 for _PYTHON_ATOM in "${_PYTHON_ATOMS[@]}"; do
241 _PYTHON_USE_WITH_ATOM+="${_PYTHON_USE_WITH_ATOM:+ }${_PYTHON_ATOM}[${_USE_flag}]"
242 done
243 done
244 unset _USE_flag
245 _PYTHON_USE_WITH_ATOM="|| ( ${_PYTHON_USE_WITH_ATOM} )"
246 fi
247 if [[ -n "${PYTHON_USE_WITH_OPT}" ]]; then
248 _PYTHON_USE_WITH_ATOM="${PYTHON_USE_WITH_OPT}? ( ${_PYTHON_USE_WITH_ATOM} )"
249 fi
250 DEPEND+=" ${_PYTHON_USE_WITH_ATOM}"
251 RDEPEND+=" ${_PYTHON_USE_WITH_ATOM}"
252 unset _PYTHON_ATOM _PYTHON_USE_WITH_ATOM
253fi
254
255unset _PYTHON_ATOMS
256
257# ================================================================================================
258# ======== FUNCTIONS FOR PACKAGES SUPPORTING INSTALLATION FOR MULTIPLE VERSIONS OF PYTHON ========
259# ================================================================================================
260
261# @ECLASS-VARIABLE: SUPPORT_PYTHON_ABIS
262# @DESCRIPTION:
263# Set this in EAPI <= 4 to indicate that current package supports installation for
264# multiple versions of Python.
265
266# @ECLASS-VARIABLE: PYTHON_DEFINE_DEFAULT_FUNCTIONS
267# @DESCRIPTION:
268# Set this to define default functions for the following ebuild phases:
269# src_prepare, src_configure, src_compile, src_test, src_install.
270if ! has "${EAPI:-0}" 0 1 && [[ -n "${PYTHON_DEFINE_DEFAULT_FUNCTIONS}" ]]; then
271 python_src_prepare() {
272 python_copy_sources
273 }
274
275 for python_default_function in src_configure src_compile src_test src_install; do
276 eval "python_${python_default_function}() { python_execute_function -d -s; }"
277 done
278 unset python_default_function
279
280 EXPORT_FUNCTIONS src_prepare src_configure src_compile src_test src_install
281fi
282
283unset PYTHON_ABIS
284unset PYTHON_ABIS_SANITY_CHECKS
285
286# @FUNCTION: validate_PYTHON_ABIS
287# @DESCRIPTION:
288# Ensure that PYTHON_ABIS variable has valid value.
289# This function usually should not be directly called in ebuilds.
290validate_PYTHON_ABIS() {
291 # Ensure that some functions cannot be accidentally successfully used in EAPI <= 4 without setting SUPPORT_PYTHON_ABIS variable.
292 if has "${EAPI:-0}" 0 1 2 3 4 && [[ -z "${SUPPORT_PYTHON_ABIS}" ]]; then
293 die "${FUNCNAME}() cannot be used in this EAPI without setting SUPPORT_PYTHON_ABIS variable"
294 fi
295
296 # Ensure that /usr/bin/python and /usr/bin/python-config are valid.
297 if [[ "$(readlink "${EPREFIX}/usr/bin/python")" != "python-wrapper" ]]; then
298 eerror "'${EPREFIX}/usr/bin/python' is not valid symlink."
299 eerror "Use \`eselect python set \${python_interpreter}\` to fix this problem."
300 die "'${EPREFIX}/usr/bin/python' is not valid symlink"
301 fi
302 if [[ "$(<"${EPREFIX}/usr/bin/python-config")" != *"Gentoo python-config wrapper script"* ]]; then
303 eerror "'${EPREFIX}/usr/bin/python-config' is not valid script"
304 eerror "Use \`eselect python set \${python_interpreter}\` to fix this problem."
305 die "'${EPREFIX}/usr/bin/python-config' is not valid script"
306 fi
307
308 # USE_${ABI_TYPE^^} and RESTRICT_${ABI_TYPE^^}_ABIS variables hopefully will be included in EAPI >= 5.
309 if [[ "$(declare -p PYTHON_ABIS 2> /dev/null)" != "declare -x PYTHON_ABIS="* ]] && has "${EAPI:-0}" 0 1 2 3 4; then
310 local PYTHON_ABI restricted_ABI support_ABI supported_PYTHON_ABIS=
311 PYTHON_ABI_SUPPORTED_VALUES="${_CPYTHON2_SUPPORTED_ABIS[@]} ${_CPYTHON3_SUPPORTED_ABIS[@]} ${_JYTHON_SUPPORTED_ABIS[@]}"
312
313 if [[ "$(declare -p USE_PYTHON 2> /dev/null)" == "declare -x USE_PYTHON="* ]]; then
314 local python2_enabled="0" python3_enabled="0"
315
316 if [[ -z "${USE_PYTHON}" ]]; then
317 die "USE_PYTHON variable is empty"
318 fi
319
320 for PYTHON_ABI in ${USE_PYTHON}; do
321 if ! has "${PYTHON_ABI}" ${PYTHON_ABI_SUPPORTED_VALUES}; then
322 die "USE_PYTHON variable contains invalid value '${PYTHON_ABI}'"
323 fi
324
325 if has "${PYTHON_ABI}" "${_CPYTHON2_SUPPORTED_ABIS[@]}"; then
326 python2_enabled="1"
327 fi
328 if has "${PYTHON_ABI}" "${_CPYTHON3_SUPPORTED_ABIS[@]}"; then
329 python3_enabled="1"
330 fi
331
332 support_ABI="1"
333 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do
334 if [[ "${PYTHON_ABI}" == ${restricted_ABI} ]]; then
335 support_ABI="0"
336 break
337 fi
338 done
339 [[ "${support_ABI}" == "1" ]] && export PYTHON_ABIS+="${PYTHON_ABIS:+ }${PYTHON_ABI}"
340 done
341
342 if [[ -z "${PYTHON_ABIS//[${IFS}]/}" ]]; then
343 die "USE_PYTHON variable does not enable any version of Python supported by ${CATEGORY}/${PF}"
344 fi
345
346 if [[ "${python2_enabled}" == "0" ]]; then
347 ewarn "USE_PYTHON variable does not enable any version of Python 2. This configuration is unsupported."
348 fi
349 if [[ "${python3_enabled}" == "0" ]]; then
350 ewarn "USE_PYTHON variable does not enable any version of Python 3. This configuration is unsupported."
351 fi
352 if [[ "${python2_enabled}" == "0" && "${python3_enabled}" == "0" ]]; then
353 die "USE_PYTHON variable does not enable any version of CPython"
354 fi
355 else
356 local python_version python2_version= python3_version= support_python_major_version
357
358 python_version="$("${EPREFIX}/usr/bin/python" -c 'from sys import version_info; print(".".join(str(x) for x in version_info[:2]))')"
359
360 if has_version "=dev-lang/python-2*"; then
361 if [[ "$(readlink "${EPREFIX}/usr/bin/python2")" != "python2."* ]]; then
362 die "'${EPREFIX}/usr/bin/python2' is not valid symlink"
363 fi
364
365 python2_version="$("${EPREFIX}/usr/bin/python2" -c 'from sys import version_info; print(".".join(str(x) for x in version_info[:2]))')"
366
367 for PYTHON_ABI in "${_CPYTHON2_SUPPORTED_ABIS[@]}"; do
368 support_python_major_version="1"
369 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do
370 if [[ "${PYTHON_ABI}" == ${restricted_ABI} ]]; then
371 support_python_major_version="0"
372 fi
373 done
374 [[ "${support_python_major_version}" == "1" ]] && break
375 done
376 if [[ "${support_python_major_version}" == "1" ]]; then
377 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do
378 if [[ "${python2_version}" == ${restricted_ABI} ]]; then
379 die "Active version of Python 2 is not supported by ${CATEGORY}/${PF}"
380 fi
381 done
382 else
383 python2_version=""
384 fi
385 fi
386
387 if has_version "=dev-lang/python-3*"; then
388 if [[ "$(readlink "${EPREFIX}/usr/bin/python3")" != "python3."* ]]; then
389 die "'${EPREFIX}/usr/bin/python3' is not valid symlink"
390 fi
391
392 python3_version="$("${EPREFIX}/usr/bin/python3" -c 'from sys import version_info; print(".".join(str(x) for x in version_info[:2]))')"
393
394 for PYTHON_ABI in "${_CPYTHON3_SUPPORTED_ABIS[@]}"; do
395 support_python_major_version="1"
396 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do
397 if [[ "${PYTHON_ABI}" == ${restricted_ABI} ]]; then
398 support_python_major_version="0"
399 fi
400 done
401 [[ "${support_python_major_version}" == "1" ]] && break
402 done
403 if [[ "${support_python_major_version}" == "1" ]]; then
404 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do
405 if [[ "${python3_version}" == ${restricted_ABI} ]]; then
406 die "Active version of Python 3 is not supported by ${CATEGORY}/${PF}"
407 fi
408 done
409 else
410 python3_version=""
411 fi
412 fi
413
414 if [[ -n "${python2_version}" && "${python_version}" == "2."* && "${python_version}" != "${python2_version}" ]]; then
415 eerror "Python wrapper is configured incorrectly or '${EPREFIX}/usr/bin/python2' symlink"
416 eerror "is set incorrectly. Use \`eselect python\` to fix configuration."
417 die "Incorrect configuration of Python"
418 fi
419 if [[ -n "${python3_version}" && "${python_version}" == "3."* && "${python_version}" != "${python3_version}" ]]; then
420 eerror "Python wrapper is configured incorrectly or '${EPREFIX}/usr/bin/python3' symlink"
421 eerror "is set incorrectly. Use \`eselect python\` to fix configuration."
422 die "Incorrect configuration of Python"
423 fi
424
425 PYTHON_ABIS="${python2_version} ${python3_version}"
426 PYTHON_ABIS="${PYTHON_ABIS# }"
427 export PYTHON_ABIS="${PYTHON_ABIS% }"
428 fi
429 fi
430
431 if ! _python_implementation && [[ "$(declare -p PYTHON_ABIS_SANITY_CHECKS 2> /dev/null)" != "declare -- PYTHON_ABIS_SANITY_CHECKS="* ]]; then
432 local PYTHON_ABI
433 for PYTHON_ABI in ${PYTHON_ABIS}; do
434 # Ensure that appropriate version of Python is installed.
435 if ! has_version "$(python_get_implementational_package)"; then
436 die "$(python_get_implementational_package) is not installed"
437 fi
438
439 # Ensure that EPYTHON variable is respected.
440 if [[ "$(EPYTHON="$(PYTHON)" python -c "${_PYTHON_ABI_EXTRACTION_COMMAND}")" != "${PYTHON_ABI}" ]]; then
441 eerror "python: '$(type -p python)'"
442 eerror "ABI: '${ABI}'"
443 eerror "DEFAULT_ABI: '${DEFAULT_ABI}'"
444 eerror "EPYTHON: '$(PYTHON)'"
445 eerror "PYTHON_ABI: '${PYTHON_ABI}'"
446 eerror "Version of enabled Python: '$(EPYTHON="$(PYTHON)" python -c "${_PYTHON_ABI_EXTRACTION_COMMAND}")'"
447 die "'python' does not respect EPYTHON variable"
448 fi
449 done
450 PYTHON_ABIS_SANITY_CHECKS="1"
451 fi
452}
453
454# @FUNCTION: python_execute_function
455# @USAGE: [--action-message message] [-d|--default-function] [--failure-message message] [--nonfatal] [-q|--quiet] [-s|--separate-build-dirs] [--source-dir source_directory] [--] <function> [arguments]
456# @DESCRIPTION:
457# Execute specified function for each value of PYTHON_ABIS, optionally passing additional
458# arguments. The specified function can use PYTHON_ABI and BUILDDIR variables.
459python_execute_function() {
460 local action action_message action_message_template= default_function="0" failure_message failure_message_template= function i nonfatal="0" previous_directory previous_directory_stack previous_directory_stack_length PYTHON_ABI quiet="0" separate_build_dirs="0" source_dir=
461
462 while (($#)); do
463 case "$1" in
464 --action-message)
465 action_message_template="$2"
466 shift
467 ;;
468 -d|--default-function)
469 default_function="1"
470 ;;
471 --failure-message)
472 failure_message_template="$2"
473 shift
474 ;;
475 --nonfatal)
476 nonfatal="1"
477 ;;
478 -q|--quiet)
479 quiet="1"
480 ;;
481 -s|--separate-build-dirs)
482 separate_build_dirs="1"
483 ;;
484 --source-dir)
485 source_dir="$2"
486 shift
487 ;;
488 --)
489 shift
490 break
491 ;;
492 -*)
493 die "${FUNCNAME}(): Unrecognized option '$1'"
494 ;;
495 *)
496 break
497 ;;
498 esac
499 shift
500 done
501
502 if [[ -n "${source_dir}" && "${separate_build_dirs}" == 0 ]]; then
503 die "${FUNCNAME}(): '--source-dir' option can be specified only with '--separate-build-dirs' option"
504 fi
505
506 if [[ "${default_function}" == "0" ]]; then
507 if [[ "$#" -eq 0 ]]; then
508 die "${FUNCNAME}(): Missing function name"
509 fi
510 function="$1"
511 shift
512
513 if [[ -z "$(type -t "${function}")" ]]; then
514 die "${FUNCNAME}(): '${function}' function is not defined"
515 fi
516 else
517 if [[ "$#" -ne 0 ]]; then
518 die "${FUNCNAME}(): '--default-function' option and function name cannot be specified simultaneously"
519 fi
520 if has "${EAPI:-0}" 0 1; then
521 die "${FUNCNAME}(): '--default-function' option cannot be used in this EAPI"
522 fi
523
524 if [[ "${EBUILD_PHASE}" == "configure" ]]; then
525 if has "${EAPI}" 2 3; then
526 python_default_function() {
527 econf
528 }
529 else
530 python_default_function() {
531 nonfatal econf
532 }
533 fi
534 elif [[ "${EBUILD_PHASE}" == "compile" ]]; then
535 python_default_function() {
536 emake
537 }
538 elif [[ "${EBUILD_PHASE}" == "test" ]]; then
539 python_default_function() {
540 if emake -j1 -n check &> /dev/null; then
541 emake -j1 check
542 elif emake -j1 -n test &> /dev/null; then
543 emake -j1 test
544 fi
545 }
546 elif [[ "${EBUILD_PHASE}" == "install" ]]; then
547 python_default_function() {
548 emake DESTDIR="${D}" install
549 }
550 else
551 die "${FUNCNAME}(): '--default-function' option cannot be used in this ebuild phase"
552 fi
553 function="python_default_function"
554 fi
555
556 for ((i = 1; i < "${#FUNCNAME[@]}"; i++)); do
557 if [[ "${FUNCNAME[${i}]}" == "${FUNCNAME}" ]]; then
558 die "${FUNCNAME}(): Invalid call stack"
559 fi
560 done
561
562 if [[ "${quiet}" == "0" ]]; then
563 [[ "${EBUILD_PHASE}" == "setup" ]] && action="Setting up"
564 [[ "${EBUILD_PHASE}" == "unpack" ]] && action="Unpacking"
565 [[ "${EBUILD_PHASE}" == "prepare" ]] && action="Preparation"
566 [[ "${EBUILD_PHASE}" == "configure" ]] && action="Configuration"
567 [[ "${EBUILD_PHASE}" == "compile" ]] && action="Building"
568 [[ "${EBUILD_PHASE}" == "test" ]] && action="Testing"
569 [[ "${EBUILD_PHASE}" == "install" ]] && action="Installation"
570 [[ "${EBUILD_PHASE}" == "preinst" ]] && action="Preinstallation"
571 [[ "${EBUILD_PHASE}" == "postinst" ]] && action="Postinstallation"
572 [[ "${EBUILD_PHASE}" == "prerm" ]] && action="Preuninstallation"
573 [[ "${EBUILD_PHASE}" == "postrm" ]] && action="Postuninstallation"
574 fi
575
576 local RED GREEN BLUE NORMAL
577 if [[ "${NOCOLOR:-false}" =~ ^(false|no)$ ]]; then
578 RED=$'\e[1;31m'
579 GREEN=$'\e[1;32m'
580 BLUE=$'\e[1;34m'
581 NORMAL=$'\e[0m'
582 else
583 RED=
584 GREEN=
585 BLUE=
586 NORMAL=
587 fi
588
589 validate_PYTHON_ABIS
590 for PYTHON_ABI in ${PYTHON_ABIS}; do
591 if [[ "${quiet}" == "0" ]]; then
592 if [[ -n "${action_message_template}" ]]; then
593 action_message="$(eval echo -n "${action_message_template}")"
594 else
595 action_message="${action} of ${CATEGORY}/${PF} with $(python_get_implementation) $(python_get_version)..."
596 fi
597 echo " ${GREEN}*${NORMAL} ${BLUE}${action_message}${NORMAL}"
598 fi
599
600 if [[ "${separate_build_dirs}" == "1" ]]; then
601 if [[ -n "${source_dir}" ]]; then
602 export BUILDDIR="${S}/${source_dir}-${PYTHON_ABI}"
603 else
604 export BUILDDIR="${S}-${PYTHON_ABI}"
605 fi
606 pushd "${BUILDDIR}" > /dev/null || die "pushd failed"
607 else
608 export BUILDDIR="${S}"
609 fi
610
611 previous_directory="$(pwd)"
612 previous_directory_stack="$(dirs -p)"
613 previous_directory_stack_length="$(dirs -p | wc -l)"
614
615 if ! has "${EAPI}" 0 1 2 3 && has "${PYTHON_ABI}" ${FAILURE_TOLERANT_PYTHON_ABIS}; then
616 EPYTHON="$(PYTHON)" nonfatal "${function}" "$@"
617 else
618 EPYTHON="$(PYTHON)" "${function}" "$@"
619 fi
620
621 if [[ "$?" != "0" ]]; then
622 if [[ -n "${failure_message_template}" ]]; then
623 failure_message="$(eval echo -n "${failure_message_template}")"
624 else
625 failure_message="${action} failed with $(python_get_implementation) $(python_get_version) in ${function}() function"
626 fi
627
628 if [[ "${nonfatal}" == "1" ]]; then
629 if [[ "${quiet}" == "0" ]]; then
630 ewarn "${RED}${failure_message}${NORMAL}"
631 fi
632 elif has "${PYTHON_ABI}" ${FAILURE_TOLERANT_PYTHON_ABIS}; then
633 if [[ "${EBUILD_PHASE}" != "test" ]] || ! has test-fail-continue ${FEATURES}; then
634 local enabled_PYTHON_ABIS= other_PYTHON_ABI
635 for other_PYTHON_ABI in ${PYTHON_ABIS}; do
636 [[ "${other_PYTHON_ABI}" != "${PYTHON_ABI}" ]] && enabled_PYTHON_ABIS+="${enabled_PYTHON_ABIS:+ }${other_PYTHON_ABI}"
637 done
638 export PYTHON_ABIS="${enabled_PYTHON_ABIS}"
639 fi
640 if [[ "${quiet}" == "0" ]]; then
641 ewarn "${RED}${failure_message}${NORMAL}"
642 fi
643 if [[ -z "${PYTHON_ABIS}" ]]; then
644 die "${function}() function failed with all enabled versions of Python"
645 fi
646 else
647 die "${failure_message}"
648 fi
649 fi
650
651 # Ensure that directory stack has not been decreased.
652 if [[ "$(dirs -p | wc -l)" -lt "${previous_directory_stack_length}" ]]; then
653 die "Directory stack decreased illegally"
654 fi
655
656 # Avoid side effects of earlier returning from the specified function.
657 while [[ "$(dirs -p | wc -l)" -gt "${previous_directory_stack_length}" ]]; do
658 popd > /dev/null || die "popd failed"
659 done
660
661 # Ensure that the bottom part of directory stack has not been changed. Restore
662 # previous directory (from before running of the specified function) before
663 # comparison of directory stacks to avoid mismatch of directory stacks after
664 # potential using of 'cd' to change current directory. Restoration of previous
665 # directory allows to safely use 'cd' to change current directory in the
666 # specified function without changing it back to original directory.
667 cd "${previous_directory}"
668 if [[ "$(dirs -p)" != "${previous_directory_stack}" ]]; then
669 die "Directory stack changed illegally"
670 fi
671
672 if [[ "${separate_build_dirs}" == "1" ]]; then
673 popd > /dev/null || die "popd failed"
674 fi
675 unset BUILDDIR
676 done
677
678 if [[ "${default_function}" == "1" ]]; then
679 unset -f python_default_function
680 fi
681}
682
683# @FUNCTION: python_copy_sources
684# @USAGE: [--no-link] [--] [directory]
685# @DESCRIPTION:
686# Copy unpacked sources of current package to separate build directory for each Python ABI.
687python_copy_sources() {
688 local dir dirs=() no_link="0" PYTHON_ABI
689
690 while (($#)); do
691 case "$1" in
692 --no-link)
693 no_link="1"
694 ;;
695 --)
696 shift
697 break
698 ;;
699 -*)
700 die "${FUNCNAME}(): Unrecognized option '$1'"
701 ;;
702 *)
703 break
704 ;;
705 esac
706 shift
707 done
708
709 if [[ "$#" -eq 0 ]]; then
710 if [[ "${WORKDIR}" == "${S}" ]]; then
711 die "${FUNCNAME}() cannot be used"
712 fi
713 dirs="${S}"
714 else
715 dirs="$@"
716 fi
717
718 validate_PYTHON_ABIS
719 for PYTHON_ABI in ${PYTHON_ABIS}; do
720 for dir in "${dirs[@]}"; do
721 if [[ "${no_link}" == "1" ]]; then
722 cp -pr "${dir}" "${dir}-${PYTHON_ABI}" > /dev/null || die "Copying of sources failed"
723 else
724 cp -lpr "${dir}" "${dir}-${PYTHON_ABI}" > /dev/null || die "Copying of sources failed"
725 fi
726 done
727 done
728}
729
730# @FUNCTION: python_set_build_dir_symlink
731# @USAGE: [directory="build"]
732# @DESCRIPTION:
733# Create build directory symlink.
734python_set_build_dir_symlink() {
735 local dir="$1"
736
737 [[ -z "${PYTHON_ABI}" ]] && die "PYTHON_ABI variable not set"
738 [[ -z "${dir}" ]] && dir="build"
739
740 # Do not delete preexistent directories.
741 rm -f "${dir}" || die "Deletion of '${dir}' failed"
742 ln -s "${dir}-${PYTHON_ABI}" "${dir}" || die "Creation of '${dir}' directory symlink failed"
743}
744
745# @FUNCTION: python_generate_wrapper_scripts
746# @USAGE: [-E|--respect-EPYTHON] [-f|--force] [-q|--quiet] [--] <file> [files]
747# @DESCRIPTION:
748# Generate wrapper scripts. Existing files are overwritten only with --force option.
749# If --respect-EPYTHON option is specified, then generated wrapper scripts will
750# respect EPYTHON variable at run time.
751python_generate_wrapper_scripts() {
752 _python_initialize_prefix_variables
753
754 local eselect_python_option file force="0" quiet="0" PYTHON_ABI python2_enabled="0" python3_enabled="0" respect_EPYTHON="0"
755
756 while (($#)); do
757 case "$1" in
758 -E|--respect-EPYTHON)
759 respect_EPYTHON="1"
760 ;;
761 -f|--force)
762 force="1"
763 ;;
764 -q|--quiet)
765 quiet="1"
766 ;;
767 --)
768 shift
769 break
770 ;;
771 -*)
772 die "${FUNCNAME}(): Unrecognized option '$1'"
773 ;;
774 *)
775 break
776 ;;
777 esac
778 shift
779 done
780
781 if [[ "$#" -eq 0 ]]; then
782 die "${FUNCNAME}(): Missing arguments"
783 fi
784
785 validate_PYTHON_ABIS
786 for PYTHON_ABI in "${_CPYTHON2_SUPPORTED_ABIS[@]}"; do
787 if has "${PYTHON_ABI}" ${PYTHON_ABIS}; then
788 python2_enabled="1"
789 fi
790 done
791 for PYTHON_ABI in "${_CPYTHON3_SUPPORTED_ABIS[@]}"; do
792 if has "${PYTHON_ABI}" ${PYTHON_ABIS}; then
793 python3_enabled="1"
794 fi
795 done
796
797 if [[ "${python2_enabled}" == "1" && "${python3_enabled}" == "1" ]]; then
798 eselect_python_option=
799 elif [[ "${python2_enabled}" == "1" && "${python3_enabled}" == "0" ]]; then
800 eselect_python_option="--python2"
801 elif [[ "${python2_enabled}" == "0" && "${python3_enabled}" == "1" ]]; then
802 eselect_python_option="--python3"
803 else
804 die "${FUNCNAME}(): Unsupported environment"
805 fi
806
807 for file in "$@"; do
808 if [[ -f "${file}" && "${force}" == "0" ]]; then
809 die "${FUNCNAME}(): '$1' already exists"
810 fi
811
812 if [[ "${quiet}" == "0" ]]; then
813 einfo "Generating '${file#${D%/}}' wrapper script"
814 fi
815
816 cat << EOF > "${file}"
817#!/usr/bin/env python
818# Gentoo '${file##*/}' wrapper script
819
820import os
821import re
822import subprocess
823import sys
824
825EPYTHON_re = re.compile(r"^python(\d+\.\d+)$")
826
827EOF
828 if [[ "$?" != "0" ]]; then
829 die "${FUNCNAME}(): Generation of '$1' failed"
830 fi
831 if [[ "${respect_EPYTHON}" == "1" ]]; then
832 cat << EOF >> "${file}"
833EPYTHON = os.environ.get("EPYTHON")
834if EPYTHON:
835 EPYTHON_matched = EPYTHON_re.match(EPYTHON)
836 if EPYTHON_matched:
837 PYTHON_ABI = EPYTHON_matched.group(1)
838 else:
839 sys.stderr.write("EPYTHON variable has unrecognized value '%s'\n" % EPYTHON)
840 sys.exit(1)
841else:
842 try:
843 eselect_process = subprocess.Popen(["${EPREFIX}/usr/bin/eselect", "python", "show"${eselect_python_option:+, $(echo "\"")}${eselect_python_option}${eselect_python_option:+$(echo "\"")}], stdout=subprocess.PIPE)
844 if eselect_process.wait() != 0:
845 raise ValueError
846 except (OSError, ValueError):
847 sys.stderr.write("Execution of 'eselect python show${eselect_python_option:+ }${eselect_python_option}' failed\n")
848 sys.exit(1)
849
850 eselect_output = eselect_process.stdout.read()
851 if not isinstance(eselect_output, str):
852 # Python 3
853 eselect_output = eselect_output.decode()
854
855 EPYTHON_matched = EPYTHON_re.match(eselect_output)
856 if EPYTHON_matched:
857 PYTHON_ABI = EPYTHON_matched.group(1)
858 else:
859 sys.stderr.write("'eselect python show${eselect_python_option:+ }${eselect_python_option}' printed unrecognized value '%s" % eselect_output)
860 sys.exit(1)
861EOF
862 if [[ "$?" != "0" ]]; then
863 die "${FUNCNAME}(): Generation of '$1' failed"
864 fi
865 else
866 cat << EOF >> "${file}"
867try:
868 eselect_process = subprocess.Popen(["${EPREFIX}/usr/bin/eselect", "python", "show"${eselect_python_option:+, $(echo "\"")}${eselect_python_option}${eselect_python_option:+$(echo "\"")}], stdout=subprocess.PIPE)
869 if eselect_process.wait() != 0:
870 raise ValueError
871except (OSError, ValueError):
872 sys.stderr.write("Execution of 'eselect python show${eselect_python_option:+ }${eselect_python_option}' failed\n")
873 sys.exit(1)
874
875eselect_output = eselect_process.stdout.read()
876if not isinstance(eselect_output, str):
877 # Python 3
878 eselect_output = eselect_output.decode()
879
880EPYTHON_matched = EPYTHON_re.match(eselect_output)
881if EPYTHON_matched:
882 PYTHON_ABI = EPYTHON_matched.group(1)
883else:
884 sys.stderr.write("'eselect python show${eselect_python_option:+ }${eselect_python_option}' printed unrecognized value '%s" % eselect_output)
885 sys.exit(1)
886EOF
887 if [[ "$?" != "0" ]]; then
888 die "${FUNCNAME}(): Generation of '$1' failed"
889 fi
890 fi
891 cat << EOF >> "${file}"
892
893os.environ["PYTHON_PROCESS_NAME"] = sys.argv[0]
894target_executable = "%s-%s" % (os.path.realpath(sys.argv[0]), PYTHON_ABI)
895if not os.path.exists(target_executable):
896 sys.stderr.write("'%s' does not exist\n" % target_executable)
897 sys.exit(1)
898
899os.execv(target_executable, sys.argv)
900EOF
901 if [[ "$?" != "0" ]]; then
902 die "${FUNCNAME}(): Generation of '$1' failed"
903 fi
904 fperms +x "${file#${ED%/}}" || die "fperms '${file}' failed"
905 done
906}
907
908# ================================================================================================
909# ====== FUNCTIONS FOR PACKAGES NOT SUPPORTING INSTALLATION FOR MULTIPLE VERSIONS OF PYTHON ======
910# ================================================================================================
911
912# @FUNCTION: python_set_active_version
913# @USAGE: <CPython_ABI|2|3>
914# @DESCRIPTION:
915# Set specified version of CPython as active version of Python.
916python_set_active_version() {
917 if [[ -n "${SUPPORT_PYTHON_ABIS}" ]]; then
918 die "${FUNCNAME}() cannot be used in ebuilds of packages supporting installation for multiple versions of Python"
919 fi
920
921 if [[ "$#" -ne 1 ]]; then
922 die "${FUNCNAME}() requires 1 argument"
923 fi
924
925 if [[ "$1" =~ ^[[:digit:]]+\.[[:digit:]]+$ ]]; then
926 if ! _python_implementation && ! has_version "dev-lang/python:$1"; then
927 die "${FUNCNAME}(): 'dev-lang/python:$1' is not installed"
928 fi
929 export EPYTHON="$(PYTHON "$1")"
930 elif [[ "$1" == "2" ]]; then
931 if ! _python_implementation && ! has_version "=dev-lang/python-2*"; then
932 die "${FUNCNAME}(): '=dev-lang/python-2*' is not installed"
933 fi
934 export EPYTHON="$(PYTHON -2)"
935 elif [[ "$1" == "3" ]]; then
936 if ! _python_implementation && ! has_version "=dev-lang/python-3*"; then
937 die "${FUNCNAME}(): '=dev-lang/python-3*' is not installed"
938 fi
939 export EPYTHON="$(PYTHON -3)"
940 else
941 die "${FUNCNAME}(): Unrecognized argument '$1'"
942 fi
943
944 # PYTHON_ABI variable is intended to be used only in ebuilds/eclasses,
945 # so it does not need to be exported to subprocesses.
946 PYTHON_ABI="${EPYTHON#python}"
947 PYTHON_ABI="${PYTHON_ABI%%-*}"
948
949 # python-updater checks PYTHON_REQUESTED_ACTIVE_VERSION variable.
950 PYTHON_REQUESTED_ACTIVE_VERSION="$1"
951}
952
953# @FUNCTION: python_need_rebuild
954# @DESCRIPTION: Mark current package for rebuilding by python-updater after
955# switching of active version of Python.
956python_need_rebuild() {
957 export PYTHON_NEED_REBUILD="$(PYTHON -A --ABI)"
958}
959
960# ================================================================================================
961# ======================================= GETTER FUNCTIONS =======================================
962# ================================================================================================
963
964_PYTHON_ABI_EXTRACTION_COMMAND='import platform
965import sys
966sys.stdout.write(".".join(str(x) for x in sys.version_info[:2]))
967if platform.system()[:4] == "Java":
968 sys.stdout.write("-jython")'
969
970_python_get_implementation() {
971 if [[ "$#" -ne 1 ]]; then
972 die "${FUNCNAME}() requires 1 argument"
973 fi
974
975 if [[ "$1" =~ ^[[:digit:]]+\.[[:digit:]]+$ ]]; then
976 echo "CPython"
977 elif [[ "$1" =~ ^[[:digit:]]+\.[[:digit:]]+-jython$ ]]; then
978 echo "Jython"
979 else
980 die "${FUNCNAME}(): Unrecognized Python ABI '$1'"
981 fi
982}
983
984# @FUNCTION: PYTHON
985# @USAGE: [-2] [-3] [--ABI] [-A|--active] [-a|--absolute-path] [-f|--final-ABI] [--] <Python_ABI="${PYTHON_ABI}">
986# @DESCRIPTION:
987# Print filename of Python interpreter for specified Python ABI. If Python_ABI argument
988# is ommitted, then PYTHON_ABI environment variable must be set and is used.
989# If -2 option is specified, then active version of Python 2 is used.
990# If -3 option is specified, then active version of Python 3 is used.
991# If --active option is specified, then active version of Python is used.
992# Active version of Python can be set by python_set_active_version().
993# If --final-ABI option is specified, then final ABI from the list of enabled ABIs is used.
994# -2, -3, --active and --final-ABI options and Python_ABI argument cannot be specified simultaneously.
995# If --ABI option is specified, then only specified Python ABI is printed instead of
996# filename of Python interpreter.
997# If --absolute-path option is specified, then absolute path to Python interpreter is printed.
998# --ABI and --absolute-path options cannot be specified simultaneously.
999PYTHON() {
1000 local ABI_output="0" absolute_path_output="0" active="0" final_ABI="0" PYTHON_ABI="${PYTHON_ABI}" python_interpreter python2="0" python3="0"
1001
1002 while (($#)); do
1003 case "$1" in
1004 -2)
1005 python2="1"
1006 ;;
1007 -3)
1008 python3="1"
1009 ;;
1010 --ABI)
1011 ABI_output="1"
1012 ;;
1013 -A|--active)
1014 active="1"
1015 ;;
1016 -a|--absolute-path)
1017 absolute_path_output="1"
1018 ;;
1019 -f|--final-ABI)
1020 final_ABI="1"
1021 ;;
1022 --)
1023 shift
1024 break
1025 ;;
1026 -*)
1027 die "${FUNCNAME}(): Unrecognized option '$1'"
1028 ;;
1029 *)
1030 break
1031 ;;
1032 esac
1033 shift
1034 done
1035
1036 if [[ "${ABI_output}" == "1" && "${absolute_path_output}" == "1" ]]; then
1037 die "${FUNCNAME}(): '--ABI and '--absolute-path' options cannot be specified simultaneously"
1038 fi
1039
1040 if [[ "$((${python2} + ${python3} + ${active} + ${final_ABI}))" -gt 1 ]]; then
1041 die "${FUNCNAME}(): '-2', '-3', '--active' or '--final-ABI' options cannot be specified simultaneously"
1042 fi
1043
1044 if [[ "$#" -eq 0 ]]; then
1045 if [[ "${active}" == "1" ]]; then
1046 if [[ -n "${SUPPORT_PYTHON_ABIS}" ]]; then
1047 die "${FUNCNAME}(): '--active' option cannot be used in ebuilds of packages supporting installation for multiple versions of Python"
1048 fi
1049 PYTHON_ABI="$("${EPREFIX}/usr/bin/python" -c "${_PYTHON_ABI_EXTRACTION_COMMAND}")"
1050 elif [[ "${final_ABI}" == "1" ]]; then
1051 if has "${EAPI:-0}" 0 1 2 3 4 && [[ -z "${SUPPORT_PYTHON_ABIS}" ]]; then
1052 die "${FUNCNAME}(): '--final-ABI' option cannot be used in ebuilds of packages not supporting installation for multiple versions of Python"
1053 fi
1054 validate_PYTHON_ABIS
1055 PYTHON_ABI="${PYTHON_ABIS##* }"
1056 elif [[ "${python2}" == "1" ]]; then
1057 # PYTHON_ABI="$(eselect python show --python2 --ABI)"
1058 PYTHON_ABI="$(eselect python show --python2)"
1059 if [[ -z "${PYTHON_ABI}" ]]; then
1060 die "${FUNCNAME}(): Active Python 2 interpreter not set"
1061 elif [[ "${PYTHON_ABI}" != "python2."* ]]; then
1062 die "${FUNCNAME}(): Internal error in \`eselect python show --python2\`"
1063 fi
1064 PYTHON_ABI="${PYTHON_ABI#python}"
1065 elif [[ "${python3}" == "1" ]]; then
1066 # PYTHON_ABI="$(eselect python show --python3 --ABI)"
1067 PYTHON_ABI="$(eselect python show --python3)"
1068 if [[ -z "${PYTHON_ABI}" ]]; then
1069 die "${FUNCNAME}(): Active Python 3 interpreter not set"
1070 elif [[ "${PYTHON_ABI}" != "python3."* ]]; then
1071 die "${FUNCNAME}(): Internal error in \`eselect python show --python3\`"
1072 fi
1073 PYTHON_ABI="${PYTHON_ABI#python}"
1074 elif [[ -z "${PYTHON_ABI}" ]]; then
1075 die "${FUNCNAME}(): Invalid usage: Python ABI not specified"
1076 fi
1077 elif [[ "$#" -eq 1 ]]; then
1078 if [[ "${active}" == "1" ]]; then
1079 die "${FUNCNAME}(): '--active' option and Python ABI cannot be specified simultaneously"
1080 fi
1081 if [[ "${final_ABI}" == "1" ]]; then
1082 die "${FUNCNAME}(): '--final-ABI' option and Python ABI cannot be specified simultaneously"
1083 fi
1084 if [[ "${python2}" == "1" ]]; then
1085 die "${FUNCNAME}(): '-2' option and Python ABI cannot be specified simultaneously"
1086 fi
1087 if [[ "${python3}" == "1" ]]; then
1088 die "${FUNCNAME}(): '-3' option and Python ABI cannot be specified simultaneously"
1089 fi
1090 PYTHON_ABI="$1"
1091 else
1092 die "${FUNCNAME}(): Invalid usage"
1093 fi
1094
1095 if [[ "${ABI_output}" == "1" ]]; then
1096 echo -n "${PYTHON_ABI}"
1097 return
1098 else
1099 if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "CPython" ]]; then
1100 python_interpreter="python${PYTHON_ABI}"
1101 elif [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "Jython" ]]; then
1102 python_interpreter="jython-${PYTHON_ABI%-jython}"
1103 fi
1104
1105 if [[ "${absolute_path_output}" == "1" ]]; then
1106 echo -n "${EPREFIX}/usr/bin/${python_interpreter}"
1107 else
1108 echo -n "${python_interpreter}"
1109 fi
1110 fi
1111
1112 if [[ -n "${ABI}" && "${ABI}" != "${DEFAULT_ABI}" && "${DEFAULT_ABI}" != "default" ]]; then
1113 echo -n "-${ABI}"
1114 fi
1115}
1116
1117# @FUNCTION: python_get_implementation
1118# @USAGE: [-f|--final-ABI]
1119# @DESCRIPTION:
1120# Print name of Python implementation.
1121# If --final-ABI option is specified, then final ABI from the list of enabled ABIs is used.
1122python_get_implementation() {
1123 local final_ABI="0" PYTHON_ABI="${PYTHON_ABI}"
1124
1125 while (($#)); do
1126 case "$1" in
1127 -f|--final-ABI)
1128 final_ABI="1"
1129 ;;
1130 -*)
1131 die "${FUNCNAME}(): Unrecognized option '$1'"
1132 ;;
1133 *)
1134 die "${FUNCNAME}(): Invalid usage"
1135 ;;
1136 esac
1137 shift
1138 done
1139
1140 if [[ "${final_ABI}" == "1" ]]; then
1141 PYTHON_ABI="$(PYTHON -f --ABI)"
1142 elif [[ -z "${PYTHON_ABI}" ]]; then
1143 PYTHON_ABI="$(PYTHON -A --ABI)"
1144 fi
1145
1146 echo "$(_python_get_implementation "${PYTHON_ABI}")"
1147}
1148
1149# @FUNCTION: python_get_implementational_package
1150# @USAGE: [-f|--final-ABI]
1151# @DESCRIPTION:
1152# Print category, name and slot of package providing Python implementation.
1153# If --final-ABI option is specified, then final ABI from the list of enabled ABIs is used.
1154python_get_implementational_package() {
1155 local final_ABI="0" PYTHON_ABI="${PYTHON_ABI}"
1156
1157 while (($#)); do
1158 case "$1" in
1159 -f|--final-ABI)
1160 final_ABI="1"
1161 ;;
1162 -*)
1163 die "${FUNCNAME}(): Unrecognized option '$1'"
1164 ;;
1165 *)
1166 die "${FUNCNAME}(): Invalid usage"
1167 ;;
1168 esac
1169 shift
1170 done
1171
1172 if [[ "${final_ABI}" == "1" ]]; then
1173 PYTHON_ABI="$(PYTHON -f --ABI)"
1174 elif [[ -z "${PYTHON_ABI}" ]]; then
1175 PYTHON_ABI="$(PYTHON -A --ABI)"
1176 fi
1177
1178 if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "CPython" ]]; then
1179 echo "dev-lang/python:${PYTHON_ABI}"
1180 elif [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "Jython" ]]; then
1181 echo "dev-java/jython:${PYTHON_ABI%-jython}"
1182 fi
1183}
1184
1185# @FUNCTION: python_get_includedir
1186# @USAGE: [-f|--final-ABI]
1187# @DESCRIPTION:
1188# Print path to Python include directory.
1189# If --final-ABI option is specified, then final ABI from the list of enabled ABIs is used.
1190python_get_includedir() {
1191 local final_ABI="0" PYTHON_ABI="${PYTHON_ABI}"
1192
1193 while (($#)); do
1194 case "$1" in
1195 -f|--final-ABI)
1196 final_ABI="1"
1197 ;;
1198 -*)
1199 die "${FUNCNAME}(): Unrecognized option '$1'"
1200 ;;
1201 *)
1202 die "${FUNCNAME}(): Invalid usage"
1203 ;;
1204 esac
1205 shift
1206 done
1207
1208 if [[ "${final_ABI}" == "1" ]]; then
1209 PYTHON_ABI="$(PYTHON -f --ABI)"
1210 elif [[ -z "${PYTHON_ABI}" ]]; then
1211 PYTHON_ABI="$(PYTHON -A --ABI)"
1212 fi
1213
1214 if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "CPython" ]]; then
1215 echo "/usr/include/python${PYTHON_ABI}"
1216 elif [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "Jython" ]]; then
1217 echo "/usr/share/jython-${PYTHON_ABI%-jython}/Include"
1218 fi
1219}
1220
1221# @FUNCTION: python_get_libdir
1222# @USAGE: [-f|--final-ABI]
1223# @DESCRIPTION:
1224# Print path to Python library directory.
1225# If --final-ABI option is specified, then final ABI from the list of enabled ABIs is used.
1226python_get_libdir() {
1227 local final_ABI="0" PYTHON_ABI="${PYTHON_ABI}"
1228
1229 while (($#)); do
1230 case "$1" in
1231 -f|--final-ABI)
1232 final_ABI="1"
1233 ;;
1234 -*)
1235 die "${FUNCNAME}(): Unrecognized option '$1'"
1236 ;;
1237 *)
1238 die "${FUNCNAME}(): Invalid usage"
1239 ;;
1240 esac
1241 shift
1242 done
1243
1244 if [[ "${final_ABI}" == "1" ]]; then
1245 PYTHON_ABI="$(PYTHON -f --ABI)"
1246 elif [[ -z "${PYTHON_ABI}" ]]; then
1247 PYTHON_ABI="$(PYTHON -A --ABI)"
1248 fi
1249
1250 if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "CPython" ]]; then
1251 echo "/usr/$(get_libdir)/python${PYTHON_ABI}"
1252 elif [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "Jython" ]]; then
1253 echo "/usr/share/jython-${PYTHON_ABI%-jython}/Lib"
1254 fi
1255}
1256
1257# @FUNCTION: python_get_sitedir
1258# @USAGE: [-f|--final-ABI]
1259# @DESCRIPTION:
1260# Print path to Python site-packages directory.
1261# If --final-ABI option is specified, then final ABI from the list of enabled ABIs is used.
1262python_get_sitedir() {
1263 local options=()
1264
1265 while (($#)); do
1266 case "$1" in
1267 -f|--final-ABI)
1268 options+=("$1")
1269 ;;
1270 -*)
1271 die "${FUNCNAME}(): Unrecognized option '$1'"
1272 ;;
1273 *)
1274 die "${FUNCNAME}(): Invalid usage"
1275 ;;
1276 esac
1277 shift
1278 done
1279
1280 echo "$(python_get_libdir "${options[@]}")/site-packages"
1281}
1282
1283# @FUNCTION: python_get_library
1284# @USAGE: [-f|--final-ABI] [-l|--linker-option]
1285# @DESCRIPTION:
1286# Print path to Python library.
1287# If --linker-option is specified, then "-l${library}" linker option is printed.
1288# If --final-ABI option is specified, then final ABI from the list of enabled ABIs is used.
1289python_get_library() {
1290 local final_ABI="0" linker_option="0" PYTHON_ABI="${PYTHON_ABI}"
1291
1292 while (($#)); do
1293 case "$1" in
1294 -f|--final-ABI)
1295 final_ABI="1"
1296 ;;
1297 -l|--linker-option)
1298 linker_option="1"
1299 ;;
1300 -*)
1301 die "${FUNCNAME}(): Unrecognized option '$1'"
1302 ;;
1303 *)
1304 die "${FUNCNAME}(): Invalid usage"
1305 ;;
1306 esac
1307 shift
1308 done
1309
1310 if [[ "${final_ABI}" == "1" ]]; then
1311 PYTHON_ABI="$(PYTHON -f --ABI)"
1312 elif [[ -z "${PYTHON_ABI}" ]]; then
1313 PYTHON_ABI="$(PYTHON -A --ABI)"
1314 fi
1315
1316 if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "CPython" ]]; then
1317 if [[ "${linker_option}" == "1" ]]; then
1318 echo "-lpython${PYTHON_ABI}"
1319 else
1320 echo "/usr/$(get_libdir)/libpython${PYTHON_ABI}$(get_libname)"
1321 fi
1322 elif [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "Jython" ]]; then
1323 die "${FUNCNAME}(): Jython does not have shared library"
1324 fi
1325}
1326
1327# @FUNCTION: python_get_version
1328# @USAGE: [-f|--final-ABI] [--major] [--minor] [--micro]
1329# @DESCRIPTION:
1330# Print Python version.
1331# --major, --minor and --micro options cannot be specified simultaneously.
1332# If --major, --minor and --micro options are not specified, then "${major_version}.${minor_version}" is printed.
1333# If --final-ABI option is specified, then final ABI from the list of enabled ABIs is used.
1334python_get_version() {
1335 local final_ABI="0" major="0" minor="0" micro="0" python_command
1336
1337 while (($#)); do
1338 case "$1" in
1339 -f|--final-ABI)
1340 final_ABI="1"
1341 ;;
1342 --major)
1343 major="1"
1344 ;;
1345 --minor)
1346 minor="1"
1347 ;;
1348 --micro)
1349 micro="1"
1350 ;;
1351 -*)
1352 die "${FUNCNAME}(): Unrecognized option '$1'"
1353 ;;
1354 *)
1355 die "${FUNCNAME}(): Invalid usage"
1356 ;;
1357 esac
1358 shift
1359 done
1360
1361 if [[ "$((${major} + ${minor} + ${micro}))" -gt 1 ]]; then
1362 die "${FUNCNAME}(): '--major', '--minor' or '--micro' options cannot be specified simultaneously"
1363 fi
1364
1365 if [[ "${major}" == "1" ]]; then
1366 python_command="from sys import version_info; print(version_info[0])"
1367 elif [[ "${minor}" == "1" ]]; then
1368 python_command="from sys import version_info; print(version_info[1])"
1369 elif [[ "${micro}" == "1" ]]; then
1370 python_command="from sys import version_info; print(version_info[2])"
1371 else
1372 python_command="from sys import version_info; print('.'.join(str(x) for x in version_info[:2]))"
1373 fi
1374
1375 if [[ "${final_ABI}" == "1" ]]; then
1376 "$(PYTHON -f)" -c "${python_command}"
1377 else
1378 "$(PYTHON "${PYTHON_ABI--A}")" -c "${python_command}"
1379 fi
1380}
1381
1382# ================================================================================================
1383# =================================== MISCELLANEOUS FUNCTIONS ====================================
1384# ================================================================================================
1385
1386_python_implementation() {
1387 if [[ "${CATEGORY}/${PN}" == "dev-lang/python" ]]; then
1388 return 0
1389 elif [[ "${CATEGORY}/${PN}" == "dev-java/jython" ]]; then
1390 return 0
1391 else
1392 return 1
1393 fi
1394}
1395
1396_python_initialize_prefix_variables() {
1397 if has "${EAPI:-0}" 0 1 2; then
1398 if [[ -n "${ROOT}" && -z "${EROOT}" ]]; then
1399 EROOT="${ROOT%/}${EPREFIX}/"
1400 fi
1401 if [[ -n "${D}" && -z "${ED}" ]]; then
1402 ED="${D%/}${EPREFIX}/"
1403 fi
1404 fi
1405}
1406
1407# @FUNCTION: python_convert_shebangs
1408# @USAGE: [-q|--quiet] [-r|--recursive] [-x|--only-executables] [--] <Python_version> <file|directory> [files|directories]
1409# @DESCRIPTION:
1410# Convert shebangs in specified files. Directories can be specified only with --recursive option.
1411python_convert_shebangs() {
1412 local argument file files=() only_executables="0" python_version quiet="0" recursive="0"
1413
1414 while (($#)); do
1415 case "$1" in
1416 -r|--recursive)
1417 recursive="1"
1418 ;;
1419 -q|--quiet)
1420 quiet="1"
1421 ;;
1422 -x|--only-executables)
1423 only_executables="1"
1424 ;;
1425 --)
1426 shift
1427 break
1428 ;;
1429 -*)
1430 die "${FUNCNAME}(): Unrecognized option '$1'"
1431 ;;
1432 *)
1433 break
1434 ;;
1435 esac
1436 shift
1437 done
1438
1439 if [[ "$#" -eq 0 ]]; then
1440 die "${FUNCNAME}(): Missing Python version and files or directories"
1441 elif [[ "$#" -eq 1 ]]; then
1442 die "${FUNCNAME}(): Missing files or directories"
1443 fi
1444
1445 python_version="$1"
1446 shift
1447
1448 for argument in "$@"; do
1449 if [[ ! -e "${argument}" ]]; then
1450 die "${FUNCNAME}(): '${argument}' does not exist"
1451 elif [[ -f "${argument}" ]]; then
1452 files+=("${argument}")
1453 elif [[ -d "${argument}" ]]; then
1454 if [[ "${recursive}" == "1" ]]; then
1455 if [[ "${only_executables}" == "1" ]]; then
1456 files+=($(find "${argument}" -perm /111 -type f))
1457 else
1458 files+=($(find "${argument}" -type f))
1459 fi
1460 else
1461 die "${FUNCNAME}(): '${argument}' is not a regular file"
1462 fi
1463 else
1464 die "${FUNCNAME}(): '${argument}' is not a regular file or a directory"
1465 fi
1466 done
1467
1468 for file in "${files[@]}"; do
1469 file="${file#./}"
1470 [[ "${only_executables}" == "1" && ! -x "${file}" ]] && continue
1471
1472 if [[ "$(head -n1 "${file}")" =~ ^'#!'.*python ]]; then
1473 if [[ "${quiet}" == "0" ]]; then
1474 einfo "Converting shebang in '${file}'"
1475 fi
1476 sed -e "1s/python\([[:digit:]]\+\(\.[[:digit:]]\+\)\?\)\?/python${python_version}/" -i "${file}" || die "Conversion of shebang in '${file}' failed"
1477
1478 # Delete potential whitespace after "#!".
1479 sed -e '1s/\(^#!\)[[:space:]]*/\1/' -i "${file}" || die "sed '${file}' failed"
1480 fi
1481 done
1482}
1483
1484# @FUNCTION: python_mod_exists
1485# @USAGE: <module>
1486# @DESCRIPTION:
1487# Run with the module name as an argument. It will check if a
1488# Python module is installed and loadable. It will return
1489# TRUE(0) if the module exists, and FALSE(1) if the module does
1490# not exist.
4# 1491#
5# Author: Alastair Tse <liquidx@gentoo.org> 1492# Example:
1493# if python_mod_exists gtk; then
1494# echo "gtk support enabled"
1495# fi
1496python_mod_exists() {
1497 if [[ "$#" -ne 1 ]]; then
1498 die "${FUNCNAME}() requires 1 argument"
1499 fi
1500 "$(PYTHON "${PYTHON_ABI--A}")" -c "import $1" &> /dev/null
1501}
1502
1503# @FUNCTION: python_tkinter_exists
1504# @DESCRIPTION:
1505# Run without arguments, checks if Python was compiled with Tkinter
1506# support. If not, prints an error message and dies.
1507python_tkinter_exists() {
1508 if ! "$(PYTHON "${PYTHON_ABI--A}")" -c "from sys import version_info
1509if version_info[0] == 3:
1510 import tkinter
1511else:
1512 import Tkinter" &> /dev/null; then
1513 eerror "Python needs to be rebuilt with tkinter support enabled."
1514 eerror "Add the following line to '${EPREFIX}/etc/portage/package.use' and rebuild Python"
1515 eerror "dev-lang/python tk"
1516 die "Python installed without support for tkinter"
1517 fi
1518}
1519
1520# ================================================================================================
1521# ================================ FUNCTIONS FOR RUNNING OF TESTS ================================
1522# ================================================================================================
1523
1524# @ECLASS-VARIABLE: PYTHON_TEST_VERBOSITY
1525# @DESCRIPTION:
1526# User-configurable verbosity of tests of Python modules.
1527# Supported values: 0, 1, 2, 3, 4.
1528PYTHON_TEST_VERBOSITY="${PYTHON_TEST_VERBOSITY:-1}"
1529
1530# @FUNCTION: python_execute_nosetests
1531# @USAGE: [-P|--PYTHONPATH PYTHONPATH] [-s|--separate-build-dirs] [--] [arguments]
1532# @DESCRIPTION:
1533# Execute nosetests for all enabled versions of Python.
1534python_execute_nosetests() {
1535 local PYTHONPATH_template= separate_build_dirs=
1536
1537 while (($#)); do
1538 case "$1" in
1539 -P|--PYTHONPATH)
1540 PYTHONPATH_template="$2"
1541 shift
1542 ;;
1543 -s|--separate-build-dirs)
1544 separate_build_dirs="1"
1545 ;;
1546 --)
1547 shift
1548 break
1549 ;;
1550 -*)
1551 die "${FUNCNAME}(): Unrecognized option '$1'"
1552 ;;
1553 *)
1554 break
1555 ;;
1556 esac
1557 shift
1558 done
1559
1560 python_test_function() {
1561 local evaluated_PYTHONPATH=
1562
1563 if [[ -n "${PYTHONPATH_template}" ]]; then
1564 evaluated_PYTHONPATH="$(eval echo -n "${PYTHONPATH_template}")"
1565 if [[ ! -e "${evaluated_PYTHONPATH}" ]]; then
1566 unset evaluated_PYTHONPATH
1567 fi
1568 fi
1569
1570 if [[ -n "${evaluated_PYTHONPATH}" ]]; then
1571 echo PYTHONPATH="${evaluated_PYTHONPATH}" nosetests --verbosity="${PYTHON_TEST_VERBOSITY}" "$@"
1572 PYTHONPATH="${evaluated_PYTHONPATH}" nosetests --verbosity="${PYTHON_TEST_VERBOSITY}" "$@"
1573 else
1574 echo nosetests --verbosity="${PYTHON_TEST_VERBOSITY}" "$@"
1575 nosetests --verbosity="${PYTHON_TEST_VERBOSITY}" "$@"
1576 fi
1577 }
1578 if [[ -n "${SUPPORT_PYTHON_ABIS}" ]]; then
1579 python_execute_function ${separate_build_dirs:+-s} python_test_function "$@"
1580 else
1581 if [[ -n "${separate_build_dirs}" ]]; then
1582 die "${FUNCNAME}(): Invalid usage"
1583 fi
1584 python_test_function "$@" || die "Testing failed"
1585 fi
1586
1587 unset -f python_test_function
1588}
1589
1590# @FUNCTION: python_execute_py.test
1591# @USAGE: [-P|--PYTHONPATH PYTHONPATH] [-s|--separate-build-dirs] [--] [arguments]
1592# @DESCRIPTION:
1593# Execute py.test for all enabled versions of Python.
1594python_execute_py.test() {
1595 local PYTHONPATH_template= separate_build_dirs=
1596
1597 while (($#)); do
1598 case "$1" in
1599 -P|--PYTHONPATH)
1600 PYTHONPATH_template="$2"
1601 shift
1602 ;;
1603 -s|--separate-build-dirs)
1604 separate_build_dirs="1"
1605 ;;
1606 --)
1607 shift
1608 break
1609 ;;
1610 -*)
1611 die "${FUNCNAME}(): Unrecognized option '$1'"
1612 ;;
1613 *)
1614 break
1615 ;;
1616 esac
1617 shift
1618 done
1619
1620 python_test_function() {
1621 local evaluated_PYTHONPATH=
1622
1623 if [[ -n "${PYTHONPATH_template}" ]]; then
1624 evaluated_PYTHONPATH="$(eval echo -n "${PYTHONPATH_template}")"
1625 if [[ ! -e "${evaluated_PYTHONPATH}" ]]; then
1626 unset evaluated_PYTHONPATH
1627 fi
1628 fi
1629
1630 if [[ -n "${evaluated_PYTHONPATH}" ]]; then
1631 echo PYTHONPATH="${evaluated_PYTHONPATH}" py.test $([[ "${PYTHON_TEST_VERBOSITY}" -ge 2 ]] && echo -v) "$@"
1632 PYTHONPATH="${evaluated_PYTHONPATH}" py.test $([[ "${PYTHON_TEST_VERBOSITY}" -ge 2 ]] && echo -v) "$@"
1633 else
1634 echo py.test $([[ "${PYTHON_TEST_VERBOSITY}" -gt 1 ]] && echo -v) "$@"
1635 py.test $([[ "${PYTHON_TEST_VERBOSITY}" -gt 1 ]] && echo -v) "$@"
1636 fi
1637 }
1638 if [[ -n "${SUPPORT_PYTHON_ABIS}" ]]; then
1639 python_execute_function ${separate_build_dirs:+-s} python_test_function "$@"
1640 else
1641 if [[ -n "${separate_build_dirs}" ]]; then
1642 die "${FUNCNAME}(): Invalid usage"
1643 fi
1644 python_test_function "$@" || die "Testing failed"
1645 fi
1646
1647 unset -f python_test_function
1648}
1649
1650# @FUNCTION: python_execute_trial
1651# @USAGE: [-P|--PYTHONPATH PYTHONPATH] [-s|--separate-build-dirs] [--] [arguments]
1652# @DESCRIPTION:
1653# Execute trial for all enabled versions of Python.
1654python_execute_trial() {
1655 local PYTHONPATH_template= separate_build_dirs=
1656
1657 while (($#)); do
1658 case "$1" in
1659 -P|--PYTHONPATH)
1660 PYTHONPATH_template="$2"
1661 shift
1662 ;;
1663 -s|--separate-build-dirs)
1664 separate_build_dirs="1"
1665 ;;
1666 --)
1667 shift
1668 break
1669 ;;
1670 -*)
1671 die "${FUNCNAME}(): Unrecognized option '$1'"
1672 ;;
1673 *)
1674 break
1675 ;;
1676 esac
1677 shift
1678 done
1679
1680 python_test_function() {
1681 local evaluated_PYTHONPATH=
1682
1683 if [[ -n "${PYTHONPATH_template}" ]]; then
1684 evaluated_PYTHONPATH="$(eval echo -n "${PYTHONPATH_template}")"
1685 if [[ ! -e "${evaluated_PYTHONPATH}" ]]; then
1686 unset evaluated_PYTHONPATH
1687 fi
1688 fi
1689
1690 if [[ -n "${evaluated_PYTHONPATH}" ]]; then
1691 echo PYTHONPATH="${evaluated_PYTHONPATH}" trial $([[ "${PYTHON_TEST_VERBOSITY}" -ge 4 ]] && echo --spew) "$@"
1692 PYTHONPATH="${evaluated_PYTHONPATH}" trial $([[ "${PYTHON_TEST_VERBOSITY}" -ge 4 ]] && echo --spew) "$@"
1693 else
1694 echo trial $([[ "${PYTHON_TEST_VERBOSITY}" -ge 4 ]] && echo --spew) "$@"
1695 trial $([[ "${PYTHON_TEST_VERBOSITY}" -ge 4 ]] && echo --spew) "$@"
1696 fi
1697 }
1698 if [[ -n "${SUPPORT_PYTHON_ABIS}" ]]; then
1699 python_execute_function ${separate_build_dirs:+-s} python_test_function "$@"
1700 else
1701 if [[ -n "${separate_build_dirs}" ]]; then
1702 die "${FUNCNAME}(): Invalid usage"
1703 fi
1704 python_test_function "$@" || die "Testing failed"
1705 fi
1706
1707 unset -f python_test_function
1708}
1709
1710# ================================================================================================
1711# ======================= FUNCTIONS FOR HANDLING OF BYTE-COMPILED MODULES ========================
1712# ================================================================================================
1713
1714# @FUNCTION: python_enable_pyc
1715# @DESCRIPTION:
1716# Tell Python to automatically recompile modules to .pyc/.pyo if the
1717# timestamps/version stamps have changed.
1718python_enable_pyc() {
1719 unset PYTHONDONTWRITEBYTECODE
1720}
1721
1722# @FUNCTION: python_disable_pyc
1723# @DESCRIPTION:
1724# Tell Python not to automatically recompile modules to .pyc/.pyo
1725# even if the timestamps/version stamps do not match. This is done
1726# to protect sandbox.
1727python_disable_pyc() {
1728 export PYTHONDONTWRITEBYTECODE="1"
1729}
1730
1731# @FUNCTION: python_mod_optimize
1732# @USAGE: [options] [directory|file]
1733# @DESCRIPTION:
1734# If no arguments supplied, it will recompile not recursively all modules
1735# under sys.path (eg. /usr/lib/python2.6, /usr/lib/python2.6/site-packages).
6# 1736#
7# A Utility Eclass that should be inherited by anything that deals with 1737# If supplied with arguments, it will recompile all modules recursively
8# Python or Python modules. 1738# in the supplied directory.
1739# This function should only be run in pkg_postinst().
9# 1740#
10# - Features: 1741# Options passed to this function are passed to compileall.py.
11# python_version() - sets PYVER/PYVER_MAJOR/PYVER_MINOR
12# python_tkinter_exists() - Checks for tkinter support in python
13# python_mod_exists() - Checks if a python module exists
14# python_mod_compile() - Compiles a .py file to a .pyc/.pyo
15# python_mod_optimize() - Generates .pyc/.pyo precompiled scripts
16# python_mod_cleanup() - Goes through /usr/lib*/python* to remove
17# orphaned *.pyc *.pyo
18# python_makesym() - Makes /usr/bin/python symlinks
19
20inherit alternatives
21
22
23if [[ -n "${NEED_PYTHON}" ]] ; then
24 DEPEND=">=dev-lang/python-${NEED_PYTHON}"
25 RDEPEND="${DEPEND}"
26fi
27
28__python_eclass_test() {
29 __python_version_extract 2.3
30 echo -n "2.3 -> PYVER: $PYVER PYVER_MAJOR: $PYVER_MAJOR"
31 echo " PYVER_MINOR: $PYVER_MINOR PYVER_MICRO: $PYVER_MICRO"
32 __python_version_extract 2.3.4
33 echo -n "2.3.4 -> PYVER: $PYVER PYVER_MAJOR: $PYVER_MAJOR"
34 echo " PYVER_MINOR: $PYVER_MINOR PYVER_MICRO: $PYVER_MICRO"
35 __python_version_extract 2.3.5
36 echo -n "2.3.5 -> PYVER: $PYVER PYVER_MAJOR: $PYVER_MAJOR"
37 echo " PYVER_MINOR: $PYVER_MINOR PYVER_MICRO: $PYVER_MICRO"
38 __python_version_extract 2.4
39 echo -n "2.4 -> PYVER: $PYVER PYVER_MAJOR: $PYVER_MAJOR"
40 echo " PYVER_MINOR: $PYVER_MINOR PYVER_MICRO: $PYVER_MICRO"
41}
42
43# 1742#
44# name: python_disable/enable_pyc 1743# Example:
45# desc: tells python not to automatically recompile modules to .pyc/.pyo 1744# python_mod_optimize ctypesgencore
46# even if the timestamps/version stamps don't match. this is 1745python_mod_optimize() {
47# done to protect sandbox. 1746 _python_initialize_prefix_variables
1747
1748 # Check if phase is pkg_postinst().
1749 [[ ${EBUILD_PHASE} != "postinst" ]] && die "${FUNCNAME}() should only be run in pkg_postinst()"
1750
1751 if ! has "${EAPI:-0}" 0 1 2 || [[ -n "${SUPPORT_PYTHON_ABIS}" ]]; then
1752 local dir file options=() other_dirs=() other_files=() previous_PYTHON_ABI="${PYTHON_ABI}" PYTHON_ABI return_code root site_packages_absolute_dirs=() site_packages_dirs=() site_packages_absolute_files=() site_packages_files=()
1753
1754 # Strip trailing slash from ROOT.
1755 root="${EROOT%/}"
1756
1757 # Respect ROOT and options passed to compileall.py.
1758 while (($#)); do
1759 case "$1" in
1760 -l|-f|-q)
1761 options+=("$1")
1762 ;;
1763 -d|-x)
1764 options+=("$1" "$2")
1765 shift
1766 ;;
1767 -*)
1768 ewarn "${FUNCNAME}(): Ignoring option '$1'"
1769 ;;
1770 *)
1771 if ! _python_implementation && [[ "$1" =~ ^"${EPREFIX}"/usr/lib(32|64)?/python[[:digit:]]+\.[[:digit:]]+ ]]; then
1772 die "${FUNCNAME}() does not support absolute paths of directories/files in site-packages directories"
1773 elif [[ "$1" =~ ^/ ]]; then
1774 if [[ -d "${root}/$1" ]]; then
1775 other_dirs+=("${root}/$1")
1776 elif [[ -f "${root}/$1" ]]; then
1777 other_files+=("${root}/$1")
1778 elif [[ -e "${root}/$1" ]]; then
1779 ewarn "'${root}/$1' is not a file or a directory!"
1780 else
1781 ewarn "'${root}/$1' does not exist!"
1782 fi
1783 else
1784 for PYTHON_ABI in ${PYTHON_ABIS-${PYTHON_ABI-$(PYTHON -A --ABI)}}; do
1785 if [[ -d "${root}$(python_get_sitedir)/$1" ]]; then
1786 site_packages_dirs+=("$1")
1787 break
1788 elif [[ -f "${root}$(python_get_sitedir)/$1" ]]; then
1789 site_packages_files+=("$1")
1790 break
1791 elif [[ -e "${root}$(python_get_sitedir)/$1" ]]; then
1792 ewarn "'$1' is not a file or a directory!"
1793 else
1794 ewarn "'$1' does not exist!"
1795 fi
1796 done
1797 fi
1798 ;;
1799 esac
1800 shift
1801 done
1802
1803 # Set additional options.
1804 options+=("-q")
1805
1806 for PYTHON_ABI in ${PYTHON_ABIS-${PYTHON_ABI-$(PYTHON -A --ABI)}}; do
1807 if ((${#site_packages_dirs[@]})) || ((${#site_packages_files[@]})); then
1808 return_code="0"
1809 ebegin "Compilation and optimization of Python modules for $(python_get_implementation) $(python_get_version)"
1810 if ((${#site_packages_dirs[@]})); then
1811 for dir in "${site_packages_dirs[@]}"; do
1812 site_packages_absolute_dirs+=("${root}$(python_get_sitedir)/${dir}")
1813 done
1814 "$(PYTHON)" "${root}$(python_get_libdir)/compileall.py" "${options[@]}" "${site_packages_absolute_dirs[@]}" || return_code="1"
1815 if [[ "$(_python_get_implementation "${PYTHON_ABI}")" != "Jython" ]]; then
1816 "$(PYTHON)" -O "${root}$(python_get_libdir)/compileall.py" "${options[@]}" "${site_packages_absolute_dirs[@]}" &> /dev/null || return_code="1"
1817 fi
1818 fi
1819 if ((${#site_packages_files[@]})); then
1820 for file in "${site_packages_files[@]}"; do
1821 site_packages_absolute_files+=("${root}$(python_get_sitedir)/${file}")
1822 done
1823 "$(PYTHON)" "${root}$(python_get_libdir)/py_compile.py" "${site_packages_absolute_files[@]}" || return_code="1"
1824 if [[ "$(_python_get_implementation "${PYTHON_ABI}")" != "Jython" ]]; then
1825 "$(PYTHON)" -O "${root}$(python_get_libdir)/py_compile.py" "${site_packages_absolute_files[@]}" &> /dev/null || return_code="1"
1826 fi
1827 fi
1828 eend "${return_code}"
1829 fi
1830 unset site_packages_absolute_dirs site_packages_absolute_files
1831 done
1832
1833 # Restore previous value of PYTHON_ABI.
1834 if [[ -n "${previous_PYTHON_ABI}" ]]; then
1835 PYTHON_ABI="${previous_PYTHON_ABI}"
1836 else
1837 unset PYTHON_ABI
1838 fi
1839
1840 if ((${#other_dirs[@]})) || ((${#other_files[@]})); then
1841 return_code="0"
1842 ebegin "Compilation and optimization of Python modules placed outside of site-packages directories for Python $(PYTHON -A --ABI)"
1843 if ((${#other_dirs[@]})); then
1844 "$(PYTHON "${PYTHON_ABI--A}")" "${root}$(python_get_libdir)/compileall.py" "${options[@]}" "${other_dirs[@]}" || return_code="1"
1845 if [[ "$(_python_get_implementation "${PYTHON_ABI}")" != "Jython" ]]; then
1846 "$(PYTHON "${PYTHON_ABI--A}")" -O "${root}$(python_get_libdir)/compileall.py" "${options[@]}" "${other_dirs[@]}" &> /dev/null || return_code="1"
1847 fi
1848 fi
1849 if ((${#other_files[@]})); then
1850 "$(PYTHON "${PYTHON_ABI--A}")" "${root}$(python_get_libdir)/py_compile.py" "${other_files[@]}" || return_code="1"
1851 if [[ "$(_python_get_implementation "${PYTHON_ABI}")" != "Jython" ]]; then
1852 "$(PYTHON "${PYTHON_ABI--A}")" -O "${root}$(python_get_libdir)/py_compile.py" "${other_files[@]}" &> /dev/null || return_code="1"
1853 fi
1854 fi
1855 eend "${return_code}"
1856 fi
1857 else
1858 local myroot mydirs=() myfiles=() myopts=() return_code="0"
1859
1860 # strip trailing slash
1861 myroot="${EROOT%/}"
1862
1863 # respect ROOT and options passed to compileall.py
1864 while (($#)); do
1865 case "$1" in
1866 -l|-f|-q)
1867 myopts+=("$1")
1868 ;;
1869 -d|-x)
1870 myopts+=("$1" "$2")
1871 shift
1872 ;;
1873 -*)
1874 ewarn "${FUNCNAME}(): Ignoring option '$1'"
1875 ;;
1876 *)
1877 if [[ -d "${myroot}"/$1 ]]; then
1878 mydirs+=("${myroot}/$1")
1879 elif [[ -f "${myroot}"/$1 ]]; then
1880 # Files are passed to python_mod_compile which is ROOT-aware
1881 myfiles+=("$1")
1882 elif [[ -e "${myroot}/$1" ]]; then
1883 ewarn "${myroot}/$1 is not a file or directory!"
1884 else
1885 ewarn "${myroot}/$1 does not exist!"
1886 fi
1887 ;;
1888 esac
1889 shift
1890 done
1891
1892 # set additional opts
1893 myopts+=(-q)
1894
1895 ebegin "Compilation and optimization of Python modules for Python $(PYTHON -A --ABI)"
1896 if ((${#mydirs[@]})); then
1897 "$(PYTHON "${PYTHON_ABI--A}")" "${myroot}$(python_get_libdir)/compileall.py" "${myopts[@]}" "${mydirs[@]}" || return_code="1"
1898 "$(PYTHON "${PYTHON_ABI--A}")" -O "${myroot}$(python_get_libdir)/compileall.py" "${myopts[@]}" "${mydirs[@]}" &> /dev/null || return_code="1"
1899 fi
1900
1901 if ((${#myfiles[@]})); then
1902 python_mod_compile "${myfiles[@]}"
1903 fi
1904
1905 eend "${return_code}"
1906 fi
1907}
1908
1909# @FUNCTION: python_mod_cleanup
1910# @USAGE: [directory|file]
1911# @DESCRIPTION:
1912# Run with optional arguments, where arguments are Python modules. If none given,
1913# it will look in /usr/lib/python[0-9].[0-9].
48# 1914#
49# note: supported by >=dev-lang/python-2.2.3-r3 only. 1915# It will recursively scan all compiled Python modules in the directories and
1916# determine if they are orphaned (i.e. their corresponding .py files are missing.)
1917# If they are, then it will remove their corresponding .pyc and .pyo files.
50# 1918#
51python_disable_pyc() { 1919# This function should only be run in pkg_postrm().
52 export PYTHON_DONTCOMPILE=1 1920python_mod_cleanup() {
53} 1921 _python_initialize_prefix_variables
54 1922
55python_enable_pyc() { 1923 local path py_file PYTHON_ABI SEARCH_PATH=() root
56 unset PYTHON_DONTCOMPILE
57}
58 1924
59python_disable_pyc 1925 # Check if phase is pkg_postrm().
1926 [[ ${EBUILD_PHASE} != "postrm" ]] && die "${FUNCNAME}() should only be run in pkg_postrm()"
60 1927
1928 # Strip trailing slash from ROOT.
1929 root="${EROOT%/}"
1930
1931 if (($#)); then
1932 if ! has "${EAPI:-0}" 0 1 2 || [[ -n "${SUPPORT_PYTHON_ABIS}" ]]; then
1933 while (($#)); do
1934 if ! _python_implementation && [[ "$1" =~ ^"${EPREFIX}"/usr/lib(32|64)?/python[[:digit:]]+\.[[:digit:]]+ ]]; then
1935 die "${FUNCNAME}() does not support absolute paths of directories/files in site-packages directories"
1936 elif [[ "$1" =~ ^/ ]]; then
1937 SEARCH_PATH+=("${root}/${1#/}")
1938 else
1939 for PYTHON_ABI in ${PYTHON_ABIS-${PYTHON_ABI-$(PYTHON -A --ABI)}}; do
1940 SEARCH_PATH+=("${root}$(python_get_sitedir)/$1")
1941 done
1942 fi
1943 shift
1944 done
1945 else
1946 SEARCH_PATH=("${@#/}")
1947 SEARCH_PATH=("${SEARCH_PATH[@]/#/${root}/}")
1948 fi
1949 else
1950 local dir sitedir
1951 for dir in "${root}"/usr/lib*; do
1952 if [[ -d "${dir}" && ! -L "${dir}" ]]; then
1953 for sitedir in "${dir}"/python*/site-packages; do
1954 if [[ -d "${sitedir}" ]]; then
1955 SEARCH_PATH+=("${sitedir}")
1956 fi
1957 done
1958 fi
1959 done
1960 for sitedir in "${root}"/usr/share/jython-*/Lib/site-packages; do
1961 if [[ -d "${sitedir}" ]]; then
1962 SEARCH_PATH+=("${sitedir}")
1963 fi
1964 done
1965 fi
1966
1967 local BLUE CYAN NORMAL
1968 if [[ "${NOCOLOR:-false}" =~ ^(false|no)$ ]]; then
1969 BLUE=$'\e[1;34m'
1970 CYAN=$'\e[1;36m'
1971 NORMAL=$'\e[0m'
1972 else
1973 BLUE=
1974 CYAN=
1975 NORMAL=
1976 fi
1977
1978 for path in "${SEARCH_PATH[@]}"; do
1979 if [[ -d "${path}" ]]; then
1980 find "${path}" "(" -name "*.py[co]" -o -name "*\$py.class" ")" -print0 | while read -rd ''; do
1981 if [[ "${REPLY}" == *[co] ]]; then
1982 py_file="${REPLY%[co]}"
1983 [[ -f "${py_file}" || (! -f "${py_file}c" && ! -f "${py_file}o") ]] && continue
1984 einfo "${BLUE}<<< ${py_file}[co]${NORMAL}"
1985 rm -f "${py_file}"[co]
1986 elif [[ "${REPLY}" == *\$py.class ]]; then
1987 py_file="${REPLY%\$py.class}.py"
1988 [[ -f "${py_file}" || ! -f "${py_file%.py}\$py.class" ]] && continue
1989 einfo "${BLUE}<<< ${py_file%.py}\$py.class${NORMAL}"
1990 rm -f "${py_file%.py}\$py.class"
1991 fi
1992 done
1993
1994 # Attempt to delete directories, which may be empty.
1995 find "${path}" -type d | sort -r | while read -r dir; do
1996 rmdir "${dir}" 2>/dev/null && einfo "${CYAN}<<< ${dir}${NORMAL}"
1997 done
1998 elif [[ "${path}" == *.py && ! -f "${path}" ]]; then
1999 if [[ (-f "${path}c" || -f "${path}o") ]]; then
2000 einfo "${BLUE}<<< ${path}[co]${NORMAL}"
2001 rm -f "${path}"[co]
2002 fi
2003 if [[ -f "${path%.py}\$py.class" ]]; then
2004 einfo "${BLUE}<<< ${path%.py}\$py.class${NORMAL}"
2005 rm -f "${path%.py}\$py.class"
2006 fi
2007 fi
2008 done
2009}
2010
2011# ================================================================================================
2012# ===================================== DEPRECATED FUNCTIONS =====================================
2013# ================================================================================================
2014
2015# @FUNCTION: python_version
2016# @DESCRIPTION:
2017# Run without arguments and it will export the version of python
2018# currently in use as $PYVER; sets PYVER/PYVER_MAJOR/PYVER_MINOR
2019python_version() {
2020 if ! has "${EAPI:-0}" 0 1 2; then
2021 eerror "Use PYTHON() and/or python_get_*() instead of ${FUNCNAME}()."
2022 die "${FUNCNAME}() cannot be used in this EAPI"
2023 fi
2024
2025 [[ -n "${PYVER}" ]] && return 0
2026 local tmpstr
2027 python="${python:-${EPREFIX}/usr/bin/python}"
2028 tmpstr="$(EPYTHON= ${python} -V 2>&1 )"
2029 export PYVER_ALL="${tmpstr#Python }"
2030 export PYVER_MAJOR="${PYVER_ALL:0:1}"
2031 export PYVER_MINOR="${PYVER_ALL:2:1}"
2032 if [[ "${PYVER_ALL:3:1}" == "." ]]; then
2033 export PYVER_MICRO="${PYVER_ALL:4}"
2034 fi
2035 export PYVER="${PYVER_MAJOR}.${PYVER_MINOR}"
2036}
2037
2038# @FUNCTION: python_mod_compile
2039# @USAGE: <file> [more files ...]
2040# @DESCRIPTION:
2041# Given filenames, it will pre-compile the module's .pyc and .pyo.
2042# This function should only be run in pkg_postinst()
61# 2043#
62# name: python_version 2044# Example:
63# desc: run without arguments and it will export the version of python
64# currently in use as $PYVER
65#
66
67__python_version_extract() {
68 verstr=$1
69 export PYVER_MAJOR=${verstr:0:1}
70 export PYVER_MINOR=${verstr:2:1}
71 export PYVER_MICRO=${verstr:4}
72 export PYVER="${PYVER_MAJOR}.${PYVER_MINOR}"
73}
74
75python_version() {
76 local tmpstr
77 python=${python:-/usr/bin/python}
78 tmpstr="$(${python} -V 2>&1 )"
79 export PYVER_ALL="${tmpstr#Python }"
80 __python_version_extract $PYVER_ALL
81}
82
83#
84# name: python_makesym
85# desc: run without arguments, it will create the /usr/bin/python symlinks
86# to the latest installed version
87#
88python_makesym() {
89 alternatives_auto_makesym "/usr/bin/python" "python[0-9].[0-9]"
90 alternatives_auto_makesym "/usr/bin/python2" "python2.[0-9]"
91}
92
93#
94# name: python_tkinter_exists
95# desc: run without arguments, checks if python was compiled with Tkinter
96# support. If not, prints an error message and dies.
97#
98python_tkinter_exists() {
99 if ! python -c "import Tkinter" >/dev/null 2>&1; then
100 eerror "You need to recompile python with Tkinter support."
101 eerror "That means: USE='tcltk' emerge python"
102 echo
103 die "missing tkinter support with installed python"
104 fi
105}
106
107#
108# name: python_mod_exists
109# desc: run with the module name as an argument. it will check if a
110# python module is installed and loadable. it will return
111# TRUE(0) if the module exists, and FALSE(1) if the module does
112# not exist.
113# exam:
114# if python_mod_exists gtk; then
115# echo "gtk support enabled
116# fi
117#
118python_mod_exists() {
119 [ -z "$1" ] && die "${FUNCTION} requires an argument!"
120 if ! python -c "import $1" >/dev/null 2>&1; then
121 return 1
122 fi
123 return 0
124}
125
126#
127# name: python_mod_compile
128# desc: given a filename, it will pre-compile the module's .pyc and .pyo.
129# should only be run in pkg_postinst()
130# exam:
131# python_mod_compile ${ROOT}usr/lib/python2.3/site-packages/pygoogle.py 2045# python_mod_compile /usr/lib/python2.3/site-packages/pygoogle.py
132# 2046#
133python_mod_compile() { 2047python_mod_compile() {
134 # allow compiling for older python versions 2048 if ! has "${EAPI:-0}" 0 1 2 || [[ -n "${SUPPORT_PYTHON_ABIS}" ]]; then
135 if [ -n "${PYTHON_OVERRIDE_PYVER}" ]; then 2049 eerror "Use python_mod_optimize() instead of ${FUNCNAME}()."
136 PYVER=${PYTHON_OVERRIDE_PYVER} 2050 die "${FUNCNAME}() cannot be used in this EAPI"
2051 fi
2052
2053 _python_initialize_prefix_variables
2054
2055 local f myroot myfiles=()
2056
2057 # Check if phase is pkg_postinst()
2058 [[ ${EBUILD_PHASE} != postinst ]] && die "${FUNCNAME}() should only be run in pkg_postinst()"
2059
2060 # strip trailing slash
2061 myroot="${EROOT%/}"
2062
2063 # respect ROOT
2064 for f in "$@"; do
2065 [[ -f "${myroot}/${f}" ]] && myfiles+=("${myroot}/${f}")
2066 done
2067
2068 if ((${#myfiles[@]})); then
2069 "$(PYTHON "${PYTHON_ABI--A}")" "${myroot}$(python_get_libdir)/py_compile.py" "${myfiles[@]}"
2070 "$(PYTHON "${PYTHON_ABI--A}")" -O "${myroot}$(python_get_libdir)/py_compile.py" "${myfiles[@]}" &> /dev/null
137 else 2071 else
138 python_version
139 fi
140
141 if [ -f "$1" ]; then
142 python${PYVER} -c "import py_compile; py_compile.compile('${1}')" || \
143 ewarn "Failed to compile ${1}" 2072 ewarn "No files to compile!"
144 python${PYVER} -O -c "import py_compile; py_compile.compile('${1}')" || \
145 ewarn "Failed to compile ${1}"
146 else
147 ewarn "Unable to find ${1}"
148 fi
149}
150
151#
152# name: python_mod_optimize
153# desc: if no arguments supplied, it will recompile all modules under
154# sys.path (eg. /usr/lib/python2.3, /usr/lib/python2.3/site-packages/ ..)
155# no recursively
156#
157# if supplied with arguments, it will recompile all modules recursively
158# in the supplied directory
159# exam:
160# python_mod_optimize ${ROOT}usr/share/codegen
161#
162python_mod_optimize() {
163 local myroot
164 # strip trailing slash
165 myroot="${ROOT%/}"
166
167 # allow compiling for older python versions
168 if [ -n "${PYTHON_OVERRIDE_PYVER}" ]; then
169 PYVER=${PYTHON_OVERRIDE_PYVER}
170 else
171 python_version
172 fi
173
174 # set opts
175 if [ "${PYVER}" = "2.2" ]; then
176 compileopts=""
177 else
178 compileopts="-q"
179 fi
180
181 ebegin "Byte compiling python modules for python-${PYVER} .."
182 python${PYVER} ${myroot}/usr/lib/python${PYVER}/compileall.py ${compileopts} $@
183 python${PYVER} -O ${myroot}/usr/lib/python${PYVER}/compileall.py ${compileopts} $@
184 eend $?
185}
186
187#
188# name: python_mod_cleanup
189# desc: run with optional arguments, where arguments are directories of
190# python modules. if none given, it will look in /usr/lib/python[0-9].[0-9]
191#
192# it will recursively scan all compiled python modules in the directories
193# and determine if they are orphaned (eg. their corresponding .py is missing.)
194# if they are, then it will remove their corresponding .pyc and .pyo
195#
196python_mod_cleanup() {
197 local SEARCH_PATH myroot
198
199 # strip trailing slash
200 myroot="${ROOT%/}"
201
202 if [ $# -gt 0 ]; then
203 for path in $@; do
204 SEARCH_PATH="${SEARCH_PATH} ${myroot}/${path#/}"
205 done
206 else
207 for path in ${myroot}/usr/lib*/python*/site-packages; do
208 SEARCH_PATH="${SEARCH_PATH} ${path}"
209 done
210 fi
211
212 for path in ${SEARCH_PATH}; do
213 einfo "Cleaning orphaned Python bytecode from ${path} .."
214 for obj in $(find ${path} -name *.pyc); do
215 src_py="${obj%c}"
216 if [ ! -f "${src_py}" ]; then
217 einfo "Purging ${src_py}[co]"
218 rm -f ${src_py}[co]
219 fi 2073 fi
220 done
221 # attempt to remove directories that maybe empty
222 for dir in $(find ${path} -type d | sort -r); do
223 rmdir ${dir} 2>/dev/null
224 done
225 done
226} 2074}

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