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Revision 1.68 - (hide annotations) (download)
Mon Aug 31 00:07:37 2009 UTC (5 years, 1 month ago) by arfrever
Branch: MAIN
Changes since 1.67: +27 -14 lines
Improve validate_PYTHON_ABIS().

1 arfrever 1.56 # Copyright 1999-2009 Gentoo Foundation
2 liquidx 1.1 # Distributed under the terms of the GNU General Public License v2
3 arfrever 1.68 # $Header: /var/cvsroot/gentoo-x86/eclass/python.eclass,v 1.67 2009/08/29 02:15:24 arfrever Exp $
4 liquidx 1.1
5 dev-zero 1.33 # @ECLASS: python.eclass
6     # @MAINTAINER:
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.
11     # @DESCRIPTION:
12 arfrever 1.66 # Some useful functions for dealing with Python.
13 liquidx 1.1
14 arfrever 1.65 inherit multilib
15 liquidx 1.2
16 carlo 1.23 if [[ -n "${NEED_PYTHON}" ]] ; then
17 betelgeuse 1.55 PYTHON_ATOM=">=dev-lang/python-${NEED_PYTHON}"
18     DEPEND="${PYTHON_ATOM}"
19 swegener 1.24 RDEPEND="${DEPEND}"
20 betelgeuse 1.55 else
21     PYTHON_ATOM="dev-lang/python"
22 carlo 1.22 fi
23 liquidx 1.18
24 arfrever 1.66 DEPEND="${DEPEND} >=app-shells/bash-3.2"
25 arfrever 1.56 if ! has "${EAPI:-0}" 0 1 2 || [[ -n "${SUPPORT_PYTHON_ABIS}" ]]; then
26 arfrever 1.59 DEPEND="${DEPEND} >=app-admin/eselect-python-20090804"
27 arfrever 1.56 fi
28    
29 liquidx 1.18 __python_eclass_test() {
30     __python_version_extract 2.3
31     echo -n "2.3 -> PYVER: $PYVER PYVER_MAJOR: $PYVER_MAJOR"
32     echo " PYVER_MINOR: $PYVER_MINOR PYVER_MICRO: $PYVER_MICRO"
33     __python_version_extract 2.3.4
34     echo -n "2.3.4 -> PYVER: $PYVER PYVER_MAJOR: $PYVER_MAJOR"
35     echo " PYVER_MINOR: $PYVER_MINOR PYVER_MICRO: $PYVER_MICRO"
36     __python_version_extract 2.3.5
37     echo -n "2.3.5 -> PYVER: $PYVER PYVER_MAJOR: $PYVER_MAJOR"
38     echo " PYVER_MINOR: $PYVER_MINOR PYVER_MICRO: $PYVER_MICRO"
39     __python_version_extract 2.4
40     echo -n "2.4 -> PYVER: $PYVER PYVER_MAJOR: $PYVER_MAJOR"
41     echo " PYVER_MINOR: $PYVER_MINOR PYVER_MICRO: $PYVER_MICRO"
42 liquidx 1.28 __python_version_extract 2.5b3
43     echo -n "2.5b3 -> PYVER: $PYVER PYVER_MAJOR: $PYVER_MAJOR"
44     echo " PYVER_MINOR: $PYVER_MINOR PYVER_MICRO: $PYVER_MICRO"
45 liquidx 1.18 }
46    
47 dev-zero 1.33 # @FUNCTION: python_version
48     # @DESCRIPTION:
49     # Run without arguments and it will export the version of python
50     # currently in use as $PYVER; sets PYVER/PYVER_MAJOR/PYVER_MINOR
51 liquidx 1.18 __python_version_extract() {
52 hawking 1.45 local verstr=$1
53 liquidx 1.18 export PYVER_MAJOR=${verstr:0:1}
54     export PYVER_MINOR=${verstr:2:1}
55 hawking 1.47 if [[ ${verstr:3:1} == . ]]; then
56 swegener 1.29 export PYVER_MICRO=${verstr:4}
57 liquidx 1.28 fi
58 swegener 1.21 export PYVER="${PYVER_MAJOR}.${PYVER_MINOR}"
59 liquidx 1.18 }
60    
61 liquidx 1.1 python_version() {
62 hawking 1.44 [[ -n "${PYVER}" ]] && return 0
63 liquidx 1.1 local tmpstr
64     python=${python:-/usr/bin/python}
65     tmpstr="$(${python} -V 2>&1 )"
66     export PYVER_ALL="${tmpstr#Python }"
67 liquidx 1.18 __python_version_extract $PYVER_ALL
68 liquidx 1.1 }
69    
70 arfrever 1.60 # @FUNCTION: PYTHON
71 arfrever 1.56 # @USAGE: [-a|--absolute-path] <Python_ABI="${PYTHON_ABI}">
72     # @DESCRIPTION:
73     # Get Python interpreter filename for specified Python ABI. If Python_ABI argument
74     # is ommitted, then PYTHON_ABI environment variable must be set and is used.
75 arfrever 1.60 PYTHON() {
76 arfrever 1.56 local absolute_path="0" slot=
77    
78     while (($#)); do
79     case "$1" in
80     -a|--absolute-path)
81     absolute_path="1"
82     ;;
83     -*)
84     die "${FUNCNAME}(): Unrecognized option $1"
85     ;;
86     *)
87     break
88     ;;
89     esac
90     shift
91     done
92    
93     if [[ "$#" -eq "0" ]]; then
94     if [[ -n "${PYTHON_ABI}" ]]; then
95     slot="${PYTHON_ABI}"
96     else
97     die "${FUNCNAME}(): Invalid usage"
98     fi
99     elif [[ "$#" -eq "1" ]]; then
100     slot="$1"
101     else
102     die "${FUNCNAME}(): Invalid usage"
103     fi
104    
105     if [[ "${absolute_path}" == "1" ]]; then
106     echo -n "/usr/bin/python${slot}"
107     else
108     echo -n "python${slot}"
109     fi
110     }
111    
112     # @FUNCTION: validate_PYTHON_ABIS
113     # @DESCRIPTION:
114     # Make sure PYTHON_ABIS variable has valid value.
115     validate_PYTHON_ABIS() {
116 arfrever 1.66 # Ensure that some functions cannot be accidentally successfully used in EAPI <= 2 without setting SUPPORT_PYTHON_ABIS variable.
117     if has "${EAPI:-0}" 0 1 2 && [[ -z "${SUPPORT_PYTHON_ABIS}" ]]; then
118     die "${FUNCNAME}() cannot be used in this EAPI without setting SUPPORT_PYTHON_ABIS variable"
119     fi
120    
121 arfrever 1.59 # Ensure that /usr/bin/python and /usr/bin/python-config are valid.
122 arfrever 1.63 if [[ "$(readlink /usr/bin/python)" != "python-wrapper" ]]; then
123 arfrever 1.66 die "'/usr/bin/python' isn't valid symlink"
124 arfrever 1.57 fi
125     if [[ "$(</usr/bin/python-config)" != *"Gentoo python-config wrapper script"* ]]; then
126 arfrever 1.66 die "'/usr/bin/python-config' isn't valid script"
127 arfrever 1.57 fi
128    
129 arfrever 1.56 # USE_${ABI_TYPE^^} and RESTRICT_${ABI_TYPE^^}_ABIS variables hopefully will be included in EAPI >= 4.
130     if [[ -z "${PYTHON_ABIS}" ]] && has "${EAPI:-0}" 0 1 2 3; then
131     local ABI support_ABI supported_PYTHON_ABIS= restricted_ABI
132     PYTHON_ABI_SUPPORTED_VALUES="2.4 2.5 2.6 2.7 3.0 3.1 3.2"
133 arfrever 1.68
134     if declare -p | grep "^declare -x USE_PYTHON=" > /dev/null; then
135     if [[ -z "${USE_PYTHON}" ]]; then
136     die "USE_PYTHON variable is empty"
137 arfrever 1.56 fi
138 arfrever 1.68
139     for ABI in ${USE_PYTHON}; do
140     if ! has "${ABI}" ${PYTHON_ABI_SUPPORTED_VALUES}; then
141     die "USE_PYTHON variable contains invalid value '${ABI}'"
142     fi
143     support_ABI="1"
144 arfrever 1.66 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do
145     if python -c "from fnmatch import fnmatch; exit(not fnmatch('${ABI}', '${restricted_ABI}'))"; then
146     support_ABI="0"
147     break
148     fi
149     done
150 arfrever 1.68 [[ "${support_ABI}" == "1" ]] && supported_PYTHON_ABIS+=" ${ABI}"
151     done
152     export PYTHON_ABIS="${supported_PYTHON_ABIS# }"
153    
154     if [[ -z "${PYTHON_ABIS//[${IFS}]/}" ]]; then
155     die "USE_PYTHON variable doesn't enable any Python version supported by ${CATEGORY}/${PF}"
156 arfrever 1.66 fi
157 arfrever 1.68 else
158     local restricted_ABI
159     python_version
160 arfrever 1.56
161 arfrever 1.68 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do
162     if python -c "from fnmatch import fnmatch; exit(not fnmatch('${PYVER}', '${restricted_ABI}'))"; then
163     die "Active Python version isn't supported by ${CATEGORY}/${PF}"
164     fi
165     done
166     export PYTHON_ABIS="${PYVER}"
167     fi
168 arfrever 1.56 fi
169 arfrever 1.66
170     # Ensure that EPYTHON variable is respected.
171     local PYTHON_ABI
172     for PYTHON_ABI in ${PYTHON_ABIS}; do
173     if [[ "$(EPYTHON="$(PYTHON)" python -c 'from sys import version_info; print(".".join([str(x) for x in version_info[:2]]))')" != "${PYTHON_ABI}" ]]; then
174     die "'python' doesn't respect EPYTHON variable"
175     fi
176     done
177 arfrever 1.56 }
178    
179     # @FUNCTION: python_copy_sources
180     # @USAGE: [directory]
181     # @DESCRIPTION:
182     # Copy unpacked sources of given package for each Python ABI.
183     python_copy_sources() {
184     local dir dirs=() PYTHON_ABI
185    
186     if [[ "$#" -eq "0" ]]; then
187     if [[ "${WORKDIR}" == "${S}" ]]; then
188     die "${FUNCNAME}() cannot be used"
189     fi
190     dirs="${S}"
191     else
192     dirs="$@"
193     fi
194    
195     validate_PYTHON_ABIS
196     for PYTHON_ABI in ${PYTHON_ABIS}; do
197     for dir in "${dirs[@]}"; do
198     cp -lpr "${dir}" "${dir}-${PYTHON_ABI}" > /dev/null || die "Copying of sources failed"
199     done
200     done
201     }
202    
203     # @FUNCTION: python_set_build_dir_symlink
204     # @USAGE: [directory="build"]
205     # @DESCRIPTION:
206     # Create build directory symlink.
207     python_set_build_dir_symlink() {
208     local dir="$1"
209    
210 arfrever 1.66 [[ -z "${PYTHON_ABI}" ]] && die "PYTHON_ABI variable not set"
211 arfrever 1.56 [[ -z "${dir}" ]] && dir="build"
212    
213     # Don't delete preexistent directories.
214     rm -f "${dir}" || die "Deletion of '${dir}' failed"
215     ln -s "${dir}-${PYTHON_ABI}" "${dir}" || die "Creation of '${dir}' directory symlink failed"
216     }
217    
218     # @FUNCTION: python_execute_function
219 arfrever 1.58 # @USAGE: [--action-message message] [-d|--default-function] [--failure-message message] [--nonfatal] [-q|--quiet] [-s|--separate-build-dirs] <function> [arguments]
220 arfrever 1.56 # @DESCRIPTION:
221 arfrever 1.60 # Execute specified function for each value of PYTHON_ABIS, optionally passing additional
222     # arguments. The specified function can use PYTHON_ABI and BUILDDIR variables.
223 arfrever 1.56 python_execute_function() {
224 arfrever 1.58 local action action_message action_message_template= default_function="0" failure_message failure_message_template= function nonfatal="0" PYTHON_ABI quiet="0" separate_build_dirs="0"
225 arfrever 1.56
226     while (($#)); do
227     case "$1" in
228     --action-message)
229     action_message_template="$2"
230     shift
231     ;;
232 arfrever 1.58 -d|--default-function)
233     default_function="1"
234     ;;
235 arfrever 1.56 --failure-message)
236     failure_message_template="$2"
237     shift
238     ;;
239     --nonfatal)
240     nonfatal="1"
241     ;;
242     -q|--quiet)
243     quiet="1"
244     ;;
245     -s|--separate-build-dirs)
246     separate_build_dirs="1"
247     ;;
248     -*)
249 arfrever 1.67 die "${FUNCNAME}(): Unrecognized option '$1'"
250 arfrever 1.56 ;;
251     *)
252     break
253     ;;
254     esac
255     shift
256     done
257    
258 arfrever 1.58 if [[ "${default_function}" == "0" ]]; then
259     if [[ "$#" -eq "0" ]]; then
260     die "${FUNCNAME}(): Missing function name"
261     fi
262     function="$1"
263     shift
264 arfrever 1.67
265     if [[ -z "$(type -t "${function}")" ]]; then
266     die "${FUNCNAME}(): '${function}' function isn't defined"
267     fi
268 arfrever 1.58 else
269     if [[ "$#" -ne "0" ]]; then
270 arfrever 1.67 die "${FUNCNAME}(): '--default-function' option and function name cannot be specified simultaneously"
271 arfrever 1.58 fi
272     if has "${EAPI:-0}" 0 1; then
273 arfrever 1.67 die "${FUNCNAME}(): '--default-function' option cannot be used in this EAPI"
274 arfrever 1.58 fi
275    
276     if [[ "${EBUILD_PHASE}" == "configure" ]]; then
277 arfrever 1.61 if has "${EAPI}" 2; then
278     python_default_function() {
279     econf
280     }
281     else
282     python_default_function() {
283     nonfatal econf
284     }
285     fi
286 arfrever 1.58 elif [[ "${EBUILD_PHASE}" == "compile" ]]; then
287     python_default_function() {
288     emake
289     }
290     elif [[ "${EBUILD_PHASE}" == "test" ]]; then
291     python_default_function() {
292     if emake -j1 -n check &> /dev/null; then
293     emake -j1 check
294     elif emake -j1 -n test &> /dev/null; then
295     emake -j1 test
296     fi
297     }
298     elif [[ "${EBUILD_PHASE}" == "install" ]]; then
299     python_default_function() {
300     emake DESTDIR="${D}" install
301     }
302     else
303     die "${FUNCNAME}(): --default-function option cannot be used in this ebuild phase"
304     fi
305     function="python_default_function"
306 arfrever 1.56 fi
307    
308     if [[ "${quiet}" == "0" ]]; then
309     [[ "${EBUILD_PHASE}" == "setup" ]] && action="Setting up"
310     [[ "${EBUILD_PHASE}" == "unpack" ]] && action="Unpacking"
311     [[ "${EBUILD_PHASE}" == "prepare" ]] && action="Preparation"
312     [[ "${EBUILD_PHASE}" == "configure" ]] && action="Configuration"
313     [[ "${EBUILD_PHASE}" == "compile" ]] && action="Building"
314     [[ "${EBUILD_PHASE}" == "test" ]] && action="Testing"
315     [[ "${EBUILD_PHASE}" == "install" ]] && action="Installation"
316     [[ "${EBUILD_PHASE}" == "preinst" ]] && action="Preinstallation"
317     [[ "${EBUILD_PHASE}" == "postinst" ]] && action="Postinstallation"
318     [[ "${EBUILD_PHASE}" == "prerm" ]] && action="Preuninstallation"
319     [[ "${EBUILD_PHASE}" == "postrm" ]] && action="Postuninstallation"
320     fi
321    
322     local RED GREEN BLUE NORMAL
323     if [[ "${NOCOLOR:-false}" =~ ^(false|no)$ ]]; then
324     RED=$'\e[1;31m'
325     GREEN=$'\e[1;32m'
326     BLUE=$'\e[1;34m'
327     NORMAL=$'\e[0m'
328     else
329     RED=
330     GREEN=
331     BLUE=
332     NORMAL=
333     fi
334    
335     validate_PYTHON_ABIS
336     for PYTHON_ABI in ${PYTHON_ABIS}; do
337     if [[ "${quiet}" == "0" ]]; then
338     if [[ -n "${action_message_template}" ]]; then
339     action_message="$(eval echo -n "${action_message_template}")"
340     else
341     action_message="${action} of ${CATEGORY}/${PF} with Python ${PYTHON_ABI}..."
342     fi
343     echo " ${GREEN}*${NORMAL} ${BLUE}${action_message}${NORMAL}"
344     fi
345 arfrever 1.66
346 arfrever 1.56 if [[ "${separate_build_dirs}" == "1" ]]; then
347 arfrever 1.60 export BUILDDIR="${S}-${PYTHON_ABI}"
348     pushd "${BUILDDIR}" > /dev/null || die "pushd failed"
349     else
350     export BUILDDIR="${S}"
351 arfrever 1.56 fi
352 arfrever 1.66
353     if ! has "${EAPI}" 0 1 2 && has "${PYTHON_ABI}" ${FAILURE_TOLERANT_PYTHON_ABIS}; then
354     EPYTHON="$(PYTHON)" nonfatal "${function}" "$@"
355     else
356     EPYTHON="$(PYTHON)" "${function}" "$@"
357     fi
358    
359     if [[ "$?" != "0" ]]; then
360 arfrever 1.56 if [[ -n "${failure_message_template}" ]]; then
361     failure_message="$(eval echo -n "${failure_message_template}")"
362     else
363     failure_message="${action} failed with Python ${PYTHON_ABI} in ${function}() function"
364     fi
365 arfrever 1.66
366 arfrever 1.56 if [[ "${nonfatal}" == "1" ]] || has "${PYTHON_ABI}" ${FAILURE_TOLERANT_PYTHON_ABIS}; then
367     local ABI enabled_PYTHON_ABIS
368     for ABI in ${PYTHON_ABIS}; do
369     [[ "${ABI}" != "${PYTHON_ABI}" ]] && enabled_PYTHON_ABIS+=" ${ABI}"
370     done
371     export PYTHON_ABIS="${enabled_PYTHON_ABIS# }"
372     if [[ "${quiet}" == "0" ]]; then
373     ewarn "${RED}${failure_message}${NORMAL}"
374     fi
375     else
376     die "${failure_message}"
377     fi
378     fi
379 arfrever 1.66
380 arfrever 1.56 if [[ "${separate_build_dirs}" == "1" ]]; then
381     popd > /dev/null || die "popd failed"
382     fi
383 arfrever 1.60 unset BUILDDIR
384 arfrever 1.56 done
385 arfrever 1.58
386     if [[ "${default_function}" == "1" ]]; then
387     unset -f python_default_function
388     fi
389 arfrever 1.56 }
390    
391    
392 betelgeuse 1.55 # @ECLASS-VARIABLE: PYTHON_USE_WITH
393     # @DESCRIPTION:
394     # Set this to a space separated list of use flags
395     # the python slot in use must be built with.
396    
397     # @ECLASS-VARIABLE: PYTHON_USE_WITH_OR
398     # @DESCRIPTION:
399     # Set this to a space separated list of use flags
400     # of which one must be turned on for the slot of
401     # in use.
402    
403     # @ECLASS-VARIABLE: PYTHON_USE_WITH_OPT
404     # @DESCRIPTION:
405     # Set this if you need to make either PYTHON_USE_WITH or
406     # PYTHON_USE_WITH_OR atoms conditional under a use flag.
407    
408     # @FUNCTION: python_pkg_setup
409     # @DESCRIPTION:
410     # Makes sure PYTHON_USE_WITH or PYTHON_USE_WITH_OR listed use flags
411     # are respected. Only exported if one of those variables is set.
412 arfrever 1.67 if ! has "${EAPI:-0}" 0 1 && [[ -n ${PYTHON_USE_WITH} || -n ${PYTHON_USE_WITH_OR} ]]; then
413 betelgeuse 1.55 python_pkg_setup_fail() {
414     eerror "${1}"
415     die "${1}"
416     }
417    
418     python_pkg_setup() {
419     [[ ${PYTHON_USE_WITH_OPT} ]] && use !${PYTHON_USE_WITH_OPT} && return
420    
421     python_version
422     local failed
423     local pyatom="dev-lang/python:${PYVER}"
424    
425     for use in ${PYTHON_USE_WITH}; do
426     if ! has_version "${pyatom}[${use}]"; then
427     python_pkg_setup_fail \
428     "Please rebuild ${pyatom} with use flags: ${PYTHON_USE_WITH}"
429     fi
430     done
431    
432     for use in ${PYTHON_USE_WITH_OR}; do
433     if has_version "${pyatom}[${use}]"; then
434     return
435     fi
436     done
437    
438     if [[ ${PYTHON_USE_WITH_OR} ]]; then
439     python_pkg_setup_fail \
440     "Please rebuild ${pyatom} with one of: ${PYTHON_USE_WITH_OR}"
441     fi
442     }
443    
444     EXPORT_FUNCTIONS pkg_setup
445    
446     if [[ ${PYTHON_USE_WITH} ]]; then
447     PYTHON_USE_WITH_ATOM="${PYTHON_ATOM}[${PYTHON_USE_WITH/ /,}]"
448     elif [[ ${PYTHON_USE_WITH_OR} ]]; then
449     PYTHON_USE_WITH_ATOM="|| ( "
450     for use in ${PYTHON_USE_WITH_OR}; do
451     PYTHON_USE_WITH_ATOM="
452     ${PYTHON_USE_WITH_ATOM}
453     ${PYTHON_ATOM}[${use}]"
454     done
455     PYTHON_USE_WITH_ATOM="${PYTHON_USE_WITH_ATOM} )"
456     fi
457     if [[ ${PYTHON_USE_WITH_OPT} ]]; then
458     PYTHON_USE_WITH_ATOM="${PYTHON_USE_WITH_OPT}? ( ${PYTHON_USE_WITH_ATOM} )"
459     fi
460     DEPEND="${PYTHON_USE_WITH_ATOM}"
461     RDEPEND="${PYTHON_USE_WITH_ATOM}"
462     fi
463    
464 arfrever 1.67 # @ECLASS-VARIABLE: PYTHON_DEFINE_DEFAULT_FUNCTIONS
465     # @DESCRIPTION:
466     # Set this to define default functions for the following ebuild phases:
467     # src_prepare, src_configure, src_compile, src_test, src_install.
468     if ! has "${EAPI:-0}" 0 1 && [[ -n "${PYTHON_DEFINE_DEFAULT_FUNCTIONS}" ]]; then
469     python_src_prepare() {
470     python_copy_sources
471     }
472    
473     for python_default_function in src_configure src_compile src_test src_install; do
474     eval "python_${python_default_function}() { python_execute_function -d -s; }"
475     done
476     unset python_default_function
477    
478     EXPORT_FUNCTIONS src_prepare src_configure src_compile src_test src_install
479     fi
480    
481 hawking 1.46 # @FUNCTION: python_disable_pyc
482     # @DESCRIPTION:
483 arfrever 1.66 # Tell Python not to automatically recompile modules to .pyc/.pyo
484 hawking 1.46 # even if the timestamps/version stamps don't match. This is done
485     # to protect sandbox.
486     python_disable_pyc() {
487 arfrever 1.66 export PYTHONDONTWRITEBYTECODE="1"
488 hawking 1.46 }
489    
490     # @FUNCTION: python_enable_pyc
491     # @DESCRIPTION:
492 arfrever 1.66 # Tell Python to automatically recompile modules to .pyc/.pyo if the
493     # timestamps/version stamps have changed.
494 hawking 1.46 python_enable_pyc() {
495 hawking 1.53 unset PYTHONDONTWRITEBYTECODE
496 hawking 1.46 }
497    
498     python_disable_pyc
499    
500 hawking 1.52 # @FUNCTION: python_need_rebuild
501     # @DESCRIPTION: Run without arguments, specifies that the package should be
502     # rebuilt after a python upgrade.
503     python_need_rebuild() {
504     python_version
505     export PYTHON_NEED_REBUILD=${PYVER}
506     }
507    
508 arfrever 1.56 # @FUNCTION: python_get_includedir
509     # @DESCRIPTION:
510     # Run without arguments, returns the Python include directory.
511     python_get_includedir() {
512     if [[ -n "${PYTHON_ABI}" ]]; then
513     echo "/usr/include/python${PYTHON_ABI}"
514     else
515     python_version
516     echo "/usr/include/python${PYVER}"
517     fi
518     }
519    
520 pythonhead 1.43 # @FUNCTION: python_get_libdir
521     # @DESCRIPTION:
522 arfrever 1.56 # Run without arguments, returns the Python library directory.
523 pythonhead 1.43 python_get_libdir() {
524 arfrever 1.56 if [[ -n "${PYTHON_ABI}" ]]; then
525     echo "/usr/$(get_libdir)/python${PYTHON_ABI}"
526     else
527     python_version
528     echo "/usr/$(get_libdir)/python${PYVER}"
529     fi
530 pythonhead 1.42 }
531    
532 pythonhead 1.43 # @FUNCTION: python_get_sitedir
533     # @DESCRIPTION:
534 arfrever 1.56 # Run without arguments, returns the Python site-packages directory.
535 pythonhead 1.43 python_get_sitedir() {
536     echo "$(python_get_libdir)/site-packages"
537 pythonhead 1.42 }
538    
539 dev-zero 1.33 # @FUNCTION: python_tkinter_exists
540     # @DESCRIPTION:
541     # Run without arguments, checks if python was compiled with Tkinter
542     # support. If not, prints an error message and dies.
543 liquidx 1.1 python_tkinter_exists() {
544     if ! python -c "import Tkinter" >/dev/null 2>&1; then
545     eerror "You need to recompile python with Tkinter support."
546 kloeri 1.30 eerror "Try adding: 'dev-lang/python tk'"
547 liquidx 1.27 eerror "in to /etc/portage/package.use"
548 liquidx 1.1 echo
549     die "missing tkinter support with installed python"
550     fi
551     }
552    
553 dev-zero 1.33 # @FUNCTION: python_mod_exists
554 arfrever 1.56 # @USAGE: <module>
555 dev-zero 1.33 # @DESCRIPTION:
556     # Run with the module name as an argument. it will check if a
557     # python module is installed and loadable. it will return
558     # TRUE(0) if the module exists, and FALSE(1) if the module does
559     # not exist.
560 liquidx 1.1 #
561 dev-zero 1.33 # Example:
562 liquidx 1.1 # if python_mod_exists gtk; then
563 liquidx 1.28 # echo "gtk support enabled"
564 liquidx 1.1 # fi
565     python_mod_exists() {
566 zmedico 1.54 [[ "$1" ]] || die "${FUNCNAME} requires an argument!"
567 arfrever 1.56 python -c "import $1" &>/dev/null
568 liquidx 1.1 }
569    
570 dev-zero 1.33 # @FUNCTION: python_mod_compile
571 arfrever 1.56 # @USAGE: <file> [more files ...]
572 dev-zero 1.33 # @DESCRIPTION:
573 hawking 1.35 # Given filenames, it will pre-compile the module's .pyc and .pyo.
574 hawking 1.37 # This function should only be run in pkg_postinst()
575 liquidx 1.1 #
576 dev-zero 1.33 # Example:
577 hawking 1.35 # python_mod_compile /usr/lib/python2.3/site-packages/pygoogle.py
578 liquidx 1.1 #
579     python_mod_compile() {
580 arfrever 1.56 if ! has "${EAPI:-0}" 0 1 2 || [[ -n "${SUPPORT_PYTHON_ABIS}" ]]; then
581     die "${FUNCNAME}() cannot be used in this EAPI"
582     fi
583    
584 hawking 1.48 local f myroot myfiles=()
585 hawking 1.37
586     # Check if phase is pkg_postinst()
587     [[ ${EBUILD_PHASE} != postinst ]] &&\
588 hawking 1.39 die "${FUNCNAME} should only be run in pkg_postinst()"
589 hawking 1.37
590 liquidx 1.5 # allow compiling for older python versions
591 hawking 1.48 if [[ "${PYTHON_OVERRIDE_PYVER}" ]]; then
592 liquidx 1.5 PYVER=${PYTHON_OVERRIDE_PYVER}
593 pythonhead 1.7 else
594 liquidx 1.5 python_version
595     fi
596 pythonhead 1.7
597 hawking 1.35 # strip trailing slash
598     myroot="${ROOT%/}"
599    
600     # respect ROOT
601 hawking 1.51 for f in "$@"; do
602 hawking 1.48 [[ -f "${myroot}/${f}" ]] && myfiles+=("${myroot}/${f}")
603 hawking 1.35 done
604    
605 hawking 1.48 if ((${#myfiles[@]})); then
606     python${PYVER} ${myroot}/usr/$(get_libdir)/python${PYVER}/py_compile.py "${myfiles[@]}"
607 arfrever 1.63 python${PYVER} -O ${myroot}/usr/$(get_libdir)/python${PYVER}/py_compile.py "${myfiles[@]}" &> /dev/null
608 liquidx 1.1 else
609 hawking 1.35 ewarn "No files to compile!"
610 pythonhead 1.7 fi
611 liquidx 1.1 }
612    
613 dev-zero 1.33 # @FUNCTION: python_mod_optimize
614 arfrever 1.56 # @USAGE: [options] [directory|file]
615 dev-zero 1.33 # @DESCRIPTION:
616 arfrever 1.56 # If no arguments supplied, it will recompile not recursively all modules
617     # under sys.path (eg. /usr/lib/python2.6, /usr/lib/python2.6/site-packages).
618 liquidx 1.1 #
619 dev-zero 1.33 # If supplied with arguments, it will recompile all modules recursively
620 arfrever 1.56 # in the supplied directory.
621     # This function should only be run in pkg_postinst().
622 dev-zero 1.33 #
623 arfrever 1.56 # Options passed to this function are passed to compileall.py.
624 hawking 1.39 #
625 dev-zero 1.33 # Example:
626 arfrever 1.56 # python_mod_optimize ctypesgencore
627 liquidx 1.1 python_mod_optimize() {
628 arfrever 1.56 # Check if phase is pkg_postinst().
629     [[ ${EBUILD_PHASE} != "postinst" ]] && die "${FUNCNAME} should only be run in pkg_postinst()"
630    
631     if ! has "${EAPI:-0}" 0 1 2 || [[ -n "${SUPPORT_PYTHON_ABIS}" ]]; then
632     local dir file options=() other_dirs=() other_files=() PYTHON_ABI return_code root site_packages_absolute_dirs=() site_packages_dirs=() site_packages_absolute_files=() site_packages_files=()
633 hawking 1.37
634 arfrever 1.56 # Strip trailing slash from ROOT.
635     root="${ROOT%/}"
636    
637     # Respect ROOT and options passed to compileall.py.
638     while (($#)); do
639     case "$1" in
640     -l|-f|-q)
641     options+=("$1")
642     ;;
643     -d|-x)
644     options+=("$1" "$2")
645     shift
646     ;;
647     -*)
648     ewarn "${FUNCNAME}: Ignoring compile option $1"
649     ;;
650     *)
651     if [[ "$1" =~ ^/usr/lib(32|64)?/python[[:digit:]]+\.[[:digit:]]+ ]]; then
652     die "${FUNCNAME} doesn't support absolute paths of directories/files in site-packages directories"
653     elif [[ "$1" =~ ^/ ]]; then
654     if [[ -d "${root}/$1" ]]; then
655     other_dirs+=("${root}/$1")
656     elif [[ -f "${root}/$1" ]]; then
657     other_files+=("${root}/$1")
658     elif [[ -e "${root}/$1" ]]; then
659     ewarn "'${root}/$1' is not a file or a directory!"
660     else
661     ewarn "'${root}/$1' doesn't exist!"
662     fi
663     else
664     for PYTHON_ABI in ${PYTHON_ABIS}; do
665 arfrever 1.62 if [[ -d "${root}$(python_get_sitedir)/$1" ]]; then
666 arfrever 1.56 site_packages_dirs+=("$1")
667     break
668 arfrever 1.62 elif [[ -f "${root}$(python_get_sitedir)/$1" ]]; then
669 arfrever 1.56 site_packages_files+=("$1")
670     break
671 arfrever 1.62 elif [[ -e "${root}$(python_get_sitedir)/$1" ]]; then
672 arfrever 1.56 ewarn "'$1' is not a file or a directory!"
673     else
674     ewarn "'$1' doesn't exist!"
675     fi
676     done
677     fi
678     ;;
679     esac
680     shift
681     done
682 hawking 1.37
683 arfrever 1.56 # Set additional options.
684     options+=("-q")
685 liquidx 1.13
686 arfrever 1.56 for PYTHON_ABI in ${PYTHON_ABIS}; do
687     if ((${#site_packages_dirs[@]})) || ((${#site_packages_files[@]})); then
688     return_code="0"
689     ebegin "Compilation and optimization of Python modules for Python ${PYTHON_ABI}"
690     if ((${#site_packages_dirs[@]})); then
691     for dir in "${site_packages_dirs[@]}"; do
692 arfrever 1.62 site_packages_absolute_dirs+=("${root}$(python_get_sitedir)/${dir}")
693 arfrever 1.56 done
694 arfrever 1.62 "$(PYTHON)" "${root}$(python_get_libdir)/compileall.py" "${options[@]}" "${site_packages_absolute_dirs[@]}" || return_code="1"
695 arfrever 1.63 "$(PYTHON)" -O "${root}$(python_get_libdir)/compileall.py" "${options[@]}" "${site_packages_absolute_dirs[@]}" &> /dev/null || return_code="1"
696 arfrever 1.56 fi
697     if ((${#site_packages_files[@]})); then
698     for file in "${site_packages_files[@]}"; do
699 arfrever 1.62 site_packages_absolute_files+=("${root}$(python_get_sitedir)/${file}")
700 arfrever 1.56 done
701 arfrever 1.62 "$(PYTHON)" "${root}$(python_get_libdir)/py_compile.py" "${site_packages_absolute_files[@]}" || return_code="1"
702 arfrever 1.63 "$(PYTHON)" -O "${root}$(python_get_libdir)/py_compile.py" "${site_packages_absolute_files[@]}" &> /dev/null || return_code="1"
703 hawking 1.49 fi
704 arfrever 1.56 eend "${return_code}"
705     fi
706     unset site_packages_absolute_dirs site_packages_absolute_files
707     done
708    
709     # Don't use PYTHON_ABI in next calls to python_get_libdir().
710     unset PYTHON_ABI
711 hawking 1.36
712 arfrever 1.56 if ((${#other_dirs[@]})) || ((${#other_files[@]})); then
713     return_code="0"
714     ebegin "Compilation and optimization of Python modules placed outside of site-packages directories for Python ${PYVER}..."
715     if ((${#other_dirs[@]})); then
716 arfrever 1.62 python${PYVER} "${root}$(python_get_libdir)/compileall.py" "${options[@]}" "${other_dirs[@]}" || return_code="1"
717 arfrever 1.63 python${PYVER} -O "${root}$(python_get_libdir)/compileall.py" "${options[@]}" "${other_dirs[@]}" &> /dev/null || return_code="1"
718 arfrever 1.56 fi
719     if ((${#other_files[@]})); then
720 arfrever 1.62 python${PYVER} "${root}$(python_get_libdir)/py_compile.py" "${other_files[@]}" || return_code="1"
721 arfrever 1.63 python${PYVER} -O "${root}$(python_get_libdir)/py_compile.py" "${other_files[@]}" &> /dev/null || return_code="1"
722 arfrever 1.56 fi
723     eend "${return_code}"
724     fi
725 pythonhead 1.7 else
726 arfrever 1.63 local myroot mydirs=() myfiles=() myopts=() return_code="0"
727 arfrever 1.56
728     # strip trailing slash
729     myroot="${ROOT%/}"
730    
731     # respect ROOT and options passed to compileall.py
732     while (($#)); do
733     case "$1" in
734     -l|-f|-q)
735     myopts+=("$1")
736     ;;
737     -d|-x)
738     myopts+=("$1" "$2")
739     shift
740     ;;
741     -*)
742     ewarn "${FUNCNAME}: Ignoring compile option $1"
743     ;;
744     *)
745     if [[ -d "${myroot}"/$1 ]]; then
746     mydirs+=("${myroot}/$1")
747     elif [[ -f "${myroot}"/$1 ]]; then
748     # Files are passed to python_mod_compile which is ROOT-aware
749     myfiles+=("$1")
750     elif [[ -e "${myroot}/$1" ]]; then
751     ewarn "${myroot}/$1 is not a file or directory!"
752     else
753     ewarn "${myroot}/$1 doesn't exist!"
754     fi
755     ;;
756     esac
757     shift
758     done
759    
760     # allow compiling for older python versions
761     if [ -n "${PYTHON_OVERRIDE_PYVER}" ]; then
762     PYVER=${PYTHON_OVERRIDE_PYVER}
763     else
764     python_version
765     fi
766    
767     # set additional opts
768     myopts+=(-q)
769 pythonhead 1.7
770 arfrever 1.56 ebegin "Byte compiling python modules for python-${PYVER} .."
771     if ((${#mydirs[@]})); then
772     python${PYVER} \
773     "${myroot}"/usr/$(get_libdir)/python${PYVER}/compileall.py \
774 arfrever 1.63 "${myopts[@]}" "${mydirs[@]}" || return_code="1"
775 arfrever 1.56 python${PYVER} -O \
776     "${myroot}"/usr/$(get_libdir)/python${PYVER}/compileall.py \
777 arfrever 1.63 "${myopts[@]}" "${mydirs[@]}" &> /dev/null || return_code="1"
778 arfrever 1.56 fi
779 pythonhead 1.7
780 arfrever 1.56 if ((${#myfiles[@]})); then
781     python_mod_compile "${myfiles[@]}"
782     fi
783 hawking 1.36
784 arfrever 1.63 eend "${return_code}"
785 hawking 1.36 fi
786 liquidx 1.1 }
787    
788 dev-zero 1.33 # @FUNCTION: python_mod_cleanup
789 arfrever 1.56 # @USAGE: [directory]
790 dev-zero 1.33 # @DESCRIPTION:
791     # Run with optional arguments, where arguments are directories of
792 arfrever 1.56 # python modules. If none given, it will look in /usr/lib/python[0-9].[0-9].
793 dev-zero 1.33 #
794 arfrever 1.56 # It will recursively scan all compiled Python modules in the directories and
795     # determine if they are orphaned (i.e. their corresponding .py files are missing.)
796     # If they are, then it will remove their corresponding .pyc and .pyo files.
797 hawking 1.37 #
798 arfrever 1.56 # This function should only be run in pkg_postrm().
799 liquidx 1.1 python_mod_cleanup() {
800 arfrever 1.56 local PYTHON_ABI SEARCH_PATH=() root src_py
801 liquidx 1.16
802 arfrever 1.56 # Check if phase is pkg_postrm().
803     [[ ${EBUILD_PHASE} != "postrm" ]] && die "${FUNCNAME} should only be run in pkg_postrm()"
804 hawking 1.37
805 arfrever 1.56 # Strip trailing slash from ROOT.
806     root="${ROOT%/}"
807 liquidx 1.1
808 hawking 1.50 if (($#)); then
809 arfrever 1.56 if ! has "${EAPI:-0}" 0 1 2 || [[ -n "${SUPPORT_PYTHON_ABIS}" ]]; then
810     while (($#)); do
811     if [[ "$1" =~ ^/usr/lib(32|64)?/python[[:digit:]]+\.[[:digit:]]+ ]]; then
812     die "${FUNCNAME} doesn't support absolute paths of directories/files in site-packages directories"
813     elif [[ "$1" =~ ^/ ]]; then
814     SEARCH_PATH+=("${root}/${1#/}")
815     else
816     for PYTHON_ABI in ${PYTHON_ABIS}; do
817 arfrever 1.62 SEARCH_PATH+=("${root}$(python_get_sitedir)/$1")
818 arfrever 1.56 done
819     fi
820     shift
821     done
822     else
823     SEARCH_PATH=("${@#/}")
824     SEARCH_PATH=("${SEARCH_PATH[@]/#/${root}/}")
825     fi
826 liquidx 1.5 else
827 arfrever 1.56 SEARCH_PATH=("${root}"/usr/lib*/python*/site-packages)
828 liquidx 1.5 fi
829 pythonhead 1.7
830 hawking 1.50 for path in "${SEARCH_PATH[@]}"; do
831 arfrever 1.62 [[ ! -d "${path}" ]] && continue
832 liquidx 1.11 einfo "Cleaning orphaned Python bytecode from ${path} .."
833 zmedico 1.54 find "${path}" -name '*.py[co]' -print0 | while read -rd ''; do
834 hawking 1.50 src_py="${REPLY%[co]}"
835 arfrever 1.62 [[ -f "${src_py}" || (! -f "${src_py}c" && ! -f "${src_py}o") ]] && continue
836 hawking 1.50 einfo "Purging ${src_py}[co]"
837     rm -f "${src_py}"[co]
838 zmedico 1.54 done
839 hawking 1.50
840 arfrever 1.56 # Attempt to remove directories that may be empty.
841 zmedico 1.54 find "${path}" -type d | sort -r | while read -r dir; do
842 arfrever 1.62 rmdir "${dir}" 2>/dev/null && einfo "Removing empty directory ${dir}"
843 zmedico 1.54 done
844 pythonhead 1.7 done
845 liquidx 1.1 }

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