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Revision 1.76 Revision 1.84
1# Copyright 1999-2009 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 1.76 2009/10/02 23:09:08 arfrever Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/python.eclass,v 1.84 2010/01/11 16:07:23 arfrever Exp $
4 4
5# @ECLASS: python.eclass 5# @ECLASS: python.eclass
6# @MAINTAINER: 6# @MAINTAINER:
7# python@gentoo.org 7# python@gentoo.org
8# @BLURB: A utility eclass that should be inherited by anything that deals with Python or Python modules. 8# @BLURB: A utility eclass that should be inherited by anything that deals with Python or Python modules.
9# @DESCRIPTION: 9# @DESCRIPTION:
10# Some useful functions for dealing with Python. 10# Some useful functions for dealing with Python.
11 11
12inherit multilib 12inherit multilib
13 13
14if ! has "${EAPI:-0}" 0 1 2; then
15 die "API of python.eclass in EAPI=\"${EAPI}\" not established"
16fi
17
14if [[ -n "${NEED_PYTHON}" ]] ; then 18if [[ -n "${NEED_PYTHON}" ]]; then
15 PYTHON_ATOM=">=dev-lang/python-${NEED_PYTHON}" 19 PYTHON_ATOM=">=dev-lang/python-${NEED_PYTHON}"
16 DEPEND="${PYTHON_ATOM}" 20 DEPEND="${PYTHON_ATOM}"
17 RDEPEND="${DEPEND}" 21 RDEPEND="${DEPEND}"
18else 22else
19 PYTHON_ATOM="dev-lang/python" 23 PYTHON_ATOM="dev-lang/python"
20fi 24fi
21 25
22DEPEND+=" >=app-admin/eselect-python-20090804 26DEPEND+=" >=app-admin/eselect-python-20090804"
23 >=app-shells/bash-3.2"
24 27
25__python_eclass_test() { 28__python_eclass_test() {
26 __python_version_extract 2.3 29 __python_version_extract 2.3
27 echo -n "2.3 -> PYVER: $PYVER PYVER_MAJOR: $PYVER_MAJOR" 30 echo -n "2.3 -> PYVER: $PYVER PYVER_MAJOR: $PYVER_MAJOR"
28 echo " PYVER_MINOR: $PYVER_MINOR PYVER_MICRO: $PYVER_MICRO" 31 echo " PYVER_MINOR: $PYVER_MINOR PYVER_MICRO: $PYVER_MICRO"
56 59
57python_version() { 60python_version() {
58 [[ -n "${PYVER}" ]] && return 0 61 [[ -n "${PYVER}" ]] && return 0
59 local tmpstr 62 local tmpstr
60 python=${python:-/usr/bin/python} 63 python=${python:-/usr/bin/python}
61 tmpstr="$(${python} -V 2>&1 )" 64 tmpstr="$(EPYTHON= ${python} -V 2>&1 )"
62 export PYVER_ALL="${tmpstr#Python }" 65 export PYVER_ALL="${tmpstr#Python }"
63 __python_version_extract $PYVER_ALL 66 __python_version_extract $PYVER_ALL
64} 67}
65 68
66# @FUNCTION: PYTHON 69# @FUNCTION: PYTHON
67# @USAGE: [-a|--absolute-path] [--] <Python_ABI="${PYTHON_ABI}"> 70# @USAGE: [-2] [-3] [--ABI] [-A|--active] [-a|--absolute-path] [-f|--final-ABI] [--] <Python_ABI="${PYTHON_ABI}">
68# @DESCRIPTION: 71# @DESCRIPTION:
69# Get Python interpreter filename for specified Python ABI. If Python_ABI argument 72# Get Python interpreter filename for specified Python ABI. If Python_ABI argument
70# is ommitted, then PYTHON_ABI environment variable must be set and is used. 73# is ommitted, then PYTHON_ABI environment variable must be set and is used.
74# If -2 option is specified, then active version of Python 2 is used.
75# If -3 option is specified, then active version of Python 3 is used.
76# If --active option is specified, then active version of Python is used.
77# Active version of Python can be set by python_set_active_version().
78# If --final-ABI option is specified, then final ABI from the list of enabled ABIs is used.
79# -2, -3, --active and --final-ABI options and Python_ABI argument cannot be specified simultaneously.
80# If --ABI option is specified, then only specified Python ABI is printed instead of
81# Python interpreter filename.
82# --ABI and --absolute-path options cannot be specified simultaneously.
71PYTHON() { 83PYTHON() {
72 local absolute_path="0" slot= 84 local ABI_output="0" absolute_path_output="0" active="0" final_ABI="0" python2="0" python3="0" slot=
73 85
74 while (($#)); do 86 while (($#)); do
75 case "$1" in 87 case "$1" in
88 -2)
89 python2="1"
90 ;;
91 -3)
92 python3="1"
93 ;;
94 --ABI)
95 ABI_output="1"
96 ;;
97 -A|--active)
98 active="1"
99 ;;
76 -a|--absolute-path) 100 -a|--absolute-path)
77 absolute_path="1" 101 absolute_path_output="1"
102 ;;
103 -f|--final-ABI)
104 final_ABI="1"
78 ;; 105 ;;
79 --) 106 --)
80 break 107 break
81 ;; 108 ;;
82 -*) 109 -*)
83 die "${FUNCNAME}(): Unrecognized option $1" 110 die "${FUNCNAME}(): Unrecognized option '$1'"
84 ;; 111 ;;
85 *) 112 *)
86 break 113 break
87 ;; 114 ;;
88 esac 115 esac
89 shift 116 shift
90 done 117 done
91 118
119 if [[ "${ABI_output}" == "1" && "${absolute_path_output}" == "1" ]]; then
120 die "${FUNCNAME}(): '--ABI and '--absolute-path' options cannot be specified simultaneously"
121 fi
122
123 if [[ "$((${python2} + ${python3} + ${active} + ${final_ABI}))" -gt 1 ]]; then
124 die "${FUNCNAME}(): '-2', '-3', '--active' or '--final-ABI' options cannot be specified simultaneously"
125 fi
126
92 if [[ "$#" -eq "0" ]]; then 127 if [[ "$#" -eq 0 ]]; then
128 if [[ "${active}" == "1" ]]; then
129 if [[ -n "${SUPPORT_PYTHON_ABIS}" ]]; then
130 die "${FUNCNAME}(): '--active' option cannot be used in ebuilds of packages supporting installation for multiple versions of Python"
131 fi
132 slot="$(/usr/bin/python -c 'from sys import version_info; print(".".join([str(x) for x in version_info[:2]]))')"
133 elif [[ "${final_ABI}" == "1" ]]; then
134 validate_PYTHON_ABIS
135 slot="${PYTHON_ABIS##* }"
136 elif [[ "${python2}" == "1" ]]; then
137 slot="$(eselect python show --python2)"
138 if [[ -z "${slot}" ]]; then
139 die "${FUNCNAME}(): Active Python 2 interpreter not set"
140 elif [[ "${slot}" != "python2."* ]]; then
141 die "${FUNCNAME}(): Internal error in \`eselect python show --python2\`"
142 fi
143 slot="${slot#python}"
144 elif [[ "${python3}" == "1" ]]; then
145 slot="$(eselect python show --python3)"
146 if [[ -z "${slot}" ]]; then
147 die "${FUNCNAME}(): Active Python 3 interpreter not set"
148 elif [[ "${slot}" != "python3."* ]]; then
149 die "${FUNCNAME}(): Internal error in \`eselect python show --python3\`"
150 fi
151 slot="${slot#python}"
93 if [[ -n "${PYTHON_ABI}" ]]; then 152 elif [[ -n "${PYTHON_ABI}" ]]; then
94 slot="${PYTHON_ABI}" 153 slot="${PYTHON_ABI}"
95 else 154 else
96 die "${FUNCNAME}(): Invalid usage" 155 die "${FUNCNAME}(): Invalid usage"
97 fi 156 fi
98 elif [[ "$#" -eq "1" ]]; then 157 elif [[ "$#" -eq 1 ]]; then
158 if [[ "${active}" == "1" ]]; then
159 die "${FUNCNAME}(): '--active' option and Python ABI cannot be specified simultaneously"
160 fi
161 if [[ "${final_ABI}" == "1" ]]; then
162 die "${FUNCNAME}(): '--final-ABI' option and Python ABI cannot be specified simultaneously"
163 fi
164 if [[ "${python2}" == "1" ]]; then
165 die "${FUNCNAME}(): '-2' option and Python ABI cannot be specified simultaneously"
166 fi
167 if [[ "${python3}" == "1" ]]; then
168 die "${FUNCNAME}(): '-3' option and Python ABI cannot be specified simultaneously"
169 fi
99 slot="$1" 170 slot="$1"
100 else 171 else
101 die "${FUNCNAME}(): Invalid usage" 172 die "${FUNCNAME}(): Invalid usage"
102 fi 173 fi
103 174
175 if [[ "${ABI_output}" == "1" ]]; then
176 echo -n "${slot}"
177 return
104 if [[ "${absolute_path}" == "1" ]]; then 178 elif [[ "${absolute_path_output}" == "1" ]]; then
105 echo -n "/usr/bin/python${slot}" 179 echo -n "/usr/bin/python${slot}"
106 else 180 else
107 echo -n "python${slot}" 181 echo -n "python${slot}"
108 fi 182 fi
183
184 if [[ -n "${ABI}" && "${ABI}" != "${DEFAULT_ABI}" && "${DEFAULT_ABI}" != "default" ]]; then
185 echo -n "-${ABI}"
186 fi
109} 187}
188
189_python_implementation() {
190 if [[ "${CATEGORY}/${PN}" == "dev-lang/python" ]]; then
191 return 0
192 else
193 return 1
194 fi
195}
196
197# @FUNCTION: python_set_active_version
198# @USAGE: <Python_ABI|2|3>
199# @DESCRIPTION:
200# Set active version of Python.
201python_set_active_version() {
202 if [[ "$#" -ne "1" ]]; then
203 die "${FUNCNAME}() requires 1 argument"
204 fi
205
206 if [[ "$1" =~ ^[[:digit:]]+\.[[:digit:]]+$ ]]; then
207 if ! _python_implementation && ! has_version "dev-lang/python:$1"; then
208 die "${FUNCNAME}(): 'dev-lang/python:$1' is not installed"
209 fi
210 export EPYTHON="$(PYTHON "$1")"
211 elif [[ "$1" == "2" ]]; then
212 if ! _python_implementation && ! has_version "=dev-lang/python-2*"; then
213 die "${FUNCNAME}(): '=dev-lang/python-2*' is not installed"
214 fi
215 export EPYTHON="$(PYTHON -2)"
216 elif [[ "$1" == "3" ]]; then
217 if ! _python_implementation && ! has_version "=dev-lang/python-3*"; then
218 die "${FUNCNAME}(): '=dev-lang/python-3*' is not installed"
219 fi
220 export EPYTHON="$(PYTHON -3)"
221 else
222 die "${FUNCNAME}(): Unrecognized argument '$1'"
223 fi
224
225 # PYTHON_ABI variable is intended to be used only in ebuilds/eclasses,
226 # so it does not need to be exported to subprocesses.
227 PYTHON_ABI="${EPYTHON#python}"
228 PYTHON_ABI="${PYTHON_ABI%%-*}"
229}
230
231unset PYTHON_ABIS
232unset PYTHON_ABIS_SANITY_CHECKS
110 233
111# @FUNCTION: validate_PYTHON_ABIS 234# @FUNCTION: validate_PYTHON_ABIS
112# @DESCRIPTION: 235# @DESCRIPTION:
113# Ensure that PYTHON_ABIS variable has valid value. 236# Ensure that PYTHON_ABIS variable has valid value.
114validate_PYTHON_ABIS() { 237validate_PYTHON_ABIS() {
117 die "${FUNCNAME}() cannot be used in this EAPI without setting SUPPORT_PYTHON_ABIS variable" 240 die "${FUNCNAME}() cannot be used in this EAPI without setting SUPPORT_PYTHON_ABIS variable"
118 fi 241 fi
119 242
120 # Ensure that /usr/bin/python and /usr/bin/python-config are valid. 243 # Ensure that /usr/bin/python and /usr/bin/python-config are valid.
121 if [[ "$(readlink /usr/bin/python)" != "python-wrapper" ]]; then 244 if [[ "$(readlink /usr/bin/python)" != "python-wrapper" ]]; then
245 eerror "'/usr/bin/python' is not valid symlink."
246 eerror "Use \`eselect python set \${python_interpreter}\` to fix this problem."
122 die "'/usr/bin/python' isn't valid symlink" 247 die "'/usr/bin/python' is not valid symlink"
123 fi 248 fi
124 if [[ "$(</usr/bin/python-config)" != *"Gentoo python-config wrapper script"* ]]; then 249 if [[ "$(</usr/bin/python-config)" != *"Gentoo python-config wrapper script"* ]]; then
250 eerror "'/usr/bin/python-config' is not valid script"
251 eerror "Use \`eselect python set \${python_interpreter}\` to fix this problem."
125 die "'/usr/bin/python-config' isn't valid script" 252 die "'/usr/bin/python-config' is not valid script"
126 fi 253 fi
127 254
128 # USE_${ABI_TYPE^^} and RESTRICT_${ABI_TYPE^^}_ABIS variables hopefully will be included in EAPI >= 4. 255 # USE_${ABI_TYPE^^} and RESTRICT_${ABI_TYPE^^}_ABIS variables hopefully will be included in EAPI >= 5.
129 if [[ "$(declare -p PYTHON_ABIS 2> /dev/null)" != "declare -x PYTHON_ABIS="* ]] && has "${EAPI:-0}" 0 1 2 3; then 256 if [[ "$(declare -p PYTHON_ABIS 2> /dev/null)" != "declare -x PYTHON_ABIS="* ]] && has "${EAPI:-0}" 0 1 2 3 4; then
130 local ABI python2_supported_versions python3_supported_versions restricted_ABI support_ABI supported_PYTHON_ABIS= 257 local PYTHON_ABI python2_supported_versions python3_supported_versions restricted_ABI support_ABI supported_PYTHON_ABIS=
131 PYTHON_ABI_SUPPORTED_VALUES="2.4 2.5 2.6 2.7 3.0 3.1 3.2" 258 PYTHON_ABI_SUPPORTED_VALUES="2.4 2.5 2.6 2.7 3.0 3.1 3.2"
132 python2_supported_versions="2.4 2.5 2.6 2.7" 259 python2_supported_versions="2.4 2.5 2.6 2.7"
133 python3_supported_versions="3.0 3.1 3.2" 260 python3_supported_versions="3.0 3.1 3.2"
134 261
135 if [[ "$(declare -p USE_PYTHON 2> /dev/null)" == "declare -x USE_PYTHON="* ]]; then 262 if [[ "$(declare -p USE_PYTHON 2> /dev/null)" == "declare -x USE_PYTHON="* ]]; then
137 264
138 if [[ -z "${USE_PYTHON}" ]]; then 265 if [[ -z "${USE_PYTHON}" ]]; then
139 die "USE_PYTHON variable is empty" 266 die "USE_PYTHON variable is empty"
140 fi 267 fi
141 268
142 for ABI in ${USE_PYTHON}; do 269 for PYTHON_ABI in ${USE_PYTHON}; do
143 if ! has "${ABI}" ${PYTHON_ABI_SUPPORTED_VALUES}; then 270 if ! has "${PYTHON_ABI}" ${PYTHON_ABI_SUPPORTED_VALUES}; then
144 die "USE_PYTHON variable contains invalid value '${ABI}'" 271 die "USE_PYTHON variable contains invalid value '${PYTHON_ABI}'"
145 fi 272 fi
146 273
147 if has "${ABI}" ${python2_supported_versions}; then 274 if has "${PYTHON_ABI}" ${python2_supported_versions}; then
148 python2_enabled="1" 275 python2_enabled="1"
149 fi 276 fi
150 if has "${ABI}" ${python3_supported_versions}; then 277 if has "${PYTHON_ABI}" ${python3_supported_versions}; then
151 python3_enabled="1" 278 python3_enabled="1"
152 fi 279 fi
153 280
154 support_ABI="1" 281 support_ABI="1"
155 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do 282 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do
156 if python -c "from fnmatch import fnmatch; exit(not fnmatch('${ABI}', '${restricted_ABI}'))"; then 283 if [[ "${PYTHON_ABI}" == ${restricted_ABI} ]]; then
157 support_ABI="0" 284 support_ABI="0"
158 break 285 break
159 fi 286 fi
160 done 287 done
161 [[ "${support_ABI}" == "1" ]] && supported_PYTHON_ABIS+=" ${ABI}" 288 [[ "${support_ABI}" == "1" ]] && export PYTHON_ABIS+="${PYTHON_ABIS:+ }${PYTHON_ABI}"
162 done 289 done
163 export PYTHON_ABIS="${supported_PYTHON_ABIS# }"
164 290
165 if [[ -z "${PYTHON_ABIS//[${IFS}]/}" ]]; then 291 if [[ -z "${PYTHON_ABIS//[${IFS}]/}" ]]; then
166 die "USE_PYTHON variable doesn't enable any version of Python supported by ${CATEGORY}/${PF}" 292 die "USE_PYTHON variable does not enable any version of Python supported by ${CATEGORY}/${PF}"
167 fi 293 fi
168 294
169 if [[ "${python2_enabled}" == "0" ]]; then 295 if [[ "${python2_enabled}" == "0" ]]; then
170 ewarn "USE_PYTHON variable doesn't enable any version of Python 2. This configuration is unsupported." 296 ewarn "USE_PYTHON variable does not enable any version of Python 2. This configuration is unsupported."
171 fi 297 fi
172 if [[ "${python3_enabled}" == "0" ]]; then 298 if [[ "${python3_enabled}" == "0" ]]; then
173 ewarn "USE_PYTHON variable doesn't enable any version of Python 3. This configuration is unsupported." 299 ewarn "USE_PYTHON variable does not enable any version of Python 3. This configuration is unsupported."
174 fi 300 fi
175 else 301 else
176 local python_version python2_version= python3_version= support_python_major_version 302 local python_version python2_version= python3_version= support_python_major_version
177 303
178 python_version="$(/usr/bin/python -c 'from sys import version_info; print(".".join([str(x) for x in version_info[:2]]))')" 304 python_version="$(/usr/bin/python -c 'from sys import version_info; print(".".join([str(x) for x in version_info[:2]]))')"
179 305
180 if has_version "=dev-lang/python-2*"; then 306 if has_version "=dev-lang/python-2*"; then
181 if [[ "$(readlink /usr/bin/python2)" != "python2."* ]]; then 307 if [[ "$(readlink /usr/bin/python2)" != "python2."* ]]; then
182 die "'/usr/bin/python2' isn't valid symlink" 308 die "'/usr/bin/python2' is not valid symlink"
183 fi 309 fi
184 310
185 python2_version="$(/usr/bin/python2 -c 'from sys import version_info; print(".".join([str(x) for x in version_info[:2]]))')" 311 python2_version="$(/usr/bin/python2 -c 'from sys import version_info; print(".".join([str(x) for x in version_info[:2]]))')"
186 312
187 for ABI in ${python2_supported_versions}; do 313 for PYTHON_ABI in ${python2_supported_versions}; do
188 support_python_major_version="1" 314 support_python_major_version="1"
189 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do 315 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do
190 if python -c "from fnmatch import fnmatch; exit(not fnmatch('${ABI}', '${restricted_ABI}'))"; then 316 if [[ "${PYTHON_ABI}" == ${restricted_ABI} ]]; then
191 support_python_major_version="0" 317 support_python_major_version="0"
192 fi 318 fi
193 done 319 done
194 [[ "${support_python_major_version}" == "1" ]] && break 320 [[ "${support_python_major_version}" == "1" ]] && break
195 done 321 done
196 if [[ "${support_python_major_version}" == "1" ]]; then 322 if [[ "${support_python_major_version}" == "1" ]]; then
197 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do 323 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do
198 if python -c "from fnmatch import fnmatch; exit(not fnmatch('${python2_version}', '${restricted_ABI}'))"; then 324 if [[ "${python2_version}" == ${restricted_ABI} ]]; then
199 die "Active version of Python 2 isn't supported by ${CATEGORY}/${PF}" 325 die "Active version of Python 2 is not supported by ${CATEGORY}/${PF}"
200 fi 326 fi
201 done 327 done
202 else 328 else
203 python2_version="" 329 python2_version=""
204 fi 330 fi
205 fi 331 fi
206 332
207 if has_version "=dev-lang/python-3*"; then 333 if has_version "=dev-lang/python-3*"; then
208 if [[ "$(readlink /usr/bin/python3)" != "python3."* ]]; then 334 if [[ "$(readlink /usr/bin/python3)" != "python3."* ]]; then
209 die "'/usr/bin/python3' isn't valid symlink" 335 die "'/usr/bin/python3' is not valid symlink"
210 fi 336 fi
211 337
212 python3_version="$(/usr/bin/python3 -c 'from sys import version_info; print(".".join([str(x) for x in version_info[:2]]))')" 338 python3_version="$(/usr/bin/python3 -c 'from sys import version_info; print(".".join([str(x) for x in version_info[:2]]))')"
213 339
214 for ABI in ${python3_supported_versions}; do 340 for PYTHON_ABI in ${python3_supported_versions}; do
215 support_python_major_version="1" 341 support_python_major_version="1"
216 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do 342 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do
217 if python -c "from fnmatch import fnmatch; exit(not fnmatch('${ABI}', '${restricted_ABI}'))"; then 343 if [[ "${PYTHON_ABI}" == ${restricted_ABI} ]]; then
218 support_python_major_version="0" 344 support_python_major_version="0"
219 fi 345 fi
220 done 346 done
221 [[ "${support_python_major_version}" == "1" ]] && break 347 [[ "${support_python_major_version}" == "1" ]] && break
222 done 348 done
223 if [[ "${support_python_major_version}" == "1" ]]; then 349 if [[ "${support_python_major_version}" == "1" ]]; then
224 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do 350 for restricted_ABI in ${RESTRICT_PYTHON_ABIS}; do
225 if python -c "from fnmatch import fnmatch; exit(not fnmatch('${python3_version}', '${restricted_ABI}'))"; then 351 if [[ "${python3_version}" == ${restricted_ABI} ]]; then
226 die "Active version of Python 3 isn't supported by ${CATEGORY}/${PF}" 352 die "Active version of Python 3 is not supported by ${CATEGORY}/${PF}"
227 fi 353 fi
228 done 354 done
229 else 355 else
230 python3_version="" 356 python3_version=""
231 fi 357 fi
232 fi 358 fi
233 359
234 if ! has "${python_version}" "${python2_version}" "${python3_version}"; then 360 if [[ -n "${python2_version}" && "${python_version}" == "2."* && "${python_version}" != "${python2_version}" ]]; then
235 eerror "Python wrapper is configured incorrectly or /usr/bin/python2 or /usr/bin/python3 symlink" 361 eerror "Python wrapper is configured incorrectly or /usr/bin/python2 symlink"
362 eerror "is set incorrectly. Use \`eselect python\` to fix configuration."
363 die "Incorrect configuration of Python"
364 fi
365 if [[ -n "${python3_version}" && "${python_version}" == "3."* && "${python_version}" != "${python3_version}" ]]; then
366 eerror "Python wrapper is configured incorrectly or /usr/bin/python3 symlink"
236 eerror "is set incorrectly. Use \`eselect python\` to fix configuration." 367 eerror "is set incorrectly. Use \`eselect python\` to fix configuration."
237 die "Incorrect configuration of Python" 368 die "Incorrect configuration of Python"
238 fi 369 fi
239 370
240 PYTHON_ABIS="${python2_version} ${python3_version}" 371 PYTHON_ABIS="${python2_version} ${python3_version}"
241 PYTHON_ABIS="${PYTHON_ABIS# }" 372 PYTHON_ABIS="${PYTHON_ABIS# }"
242 export PYTHON_ABIS="${PYTHON_ABIS% }" 373 export PYTHON_ABIS="${PYTHON_ABIS% }"
243 fi 374 fi
244 fi 375 fi
245 376
377 if ! _python_implementation && [[ "$(declare -p PYTHON_ABIS_SANITY_CHECKS 2> /dev/null)" != "declare -- PYTHON_ABIS_SANITY_CHECKS="* ]]; then
246 local PYTHON_ABI 378 local PYTHON_ABI
247 for PYTHON_ABI in ${PYTHON_ABIS}; do 379 for PYTHON_ABI in ${PYTHON_ABIS}; do
248 # Ensure that appropriate Python version is installed. 380 # Ensure that appropriate version of Python is installed.
249 if ! has_version "dev-lang/python:${PYTHON_ABI}"; then 381 if ! has_version "dev-lang/python:${PYTHON_ABI}"; then
250 die "dev-lang/python:${PYTHON_ABI} isn't installed" 382 die "dev-lang/python:${PYTHON_ABI} is not installed"
251 fi 383 fi
252 384
253 # Ensure that EPYTHON variable is respected. 385 # Ensure that EPYTHON variable is respected.
254 if [[ "$(EPYTHON="$(PYTHON)" python -c 'from sys import version_info; print(".".join([str(x) for x in version_info[:2]]))')" != "${PYTHON_ABI}" ]]; then 386 if [[ "$(EPYTHON="$(PYTHON)" python -c 'from sys import version_info; print(".".join([str(x) for x in version_info[:2]]))')" != "${PYTHON_ABI}" ]]; then
387 eerror "python: '$(type -p python)'"
388 eerror "ABI: '${ABI}'"
389 eerror "DEFAULT_ABI: '${DEFAULT_ABI}'"
390 eerror "EPYTHON: '$(PYTHON)'"
391 eerror "PYTHON_ABI: '${PYTHON_ABI}'"
392 eerror "Version of enabled Python: '$(EPYTHON="$(PYTHON)" python -c 'from sys import version_info; print(".".join([str(x) for x in version_info[:2]]))')'"
255 die "'python' doesn't respect EPYTHON variable" 393 die "'python' does not respect EPYTHON variable"
256 fi 394 fi
257 done 395 done
396 PYTHON_ABIS_SANITY_CHECKS="1"
397 fi
258} 398}
259 399
260# @FUNCTION: python_copy_sources 400# @FUNCTION: python_copy_sources
261# @USAGE: [--no-link] [--] [directory] 401# @USAGE: [--no-link] [--] [directory]
262# @DESCRIPTION: 402# @DESCRIPTION:
280 ;; 420 ;;
281 esac 421 esac
282 shift 422 shift
283 done 423 done
284 424
285 if [[ "$#" -eq "0" ]]; then 425 if [[ "$#" -eq 0 ]]; then
286 if [[ "${WORKDIR}" == "${S}" ]]; then 426 if [[ "${WORKDIR}" == "${S}" ]]; then
287 die "${FUNCNAME}() cannot be used" 427 die "${FUNCNAME}() cannot be used"
288 fi 428 fi
289 dirs="${S}" 429 dirs="${S}"
290 else 430 else
311 local dir="$1" 451 local dir="$1"
312 452
313 [[ -z "${PYTHON_ABI}" ]] && die "PYTHON_ABI variable not set" 453 [[ -z "${PYTHON_ABI}" ]] && die "PYTHON_ABI variable not set"
314 [[ -z "${dir}" ]] && dir="build" 454 [[ -z "${dir}" ]] && dir="build"
315 455
316 # Don't delete preexistent directories. 456 # Do not delete preexistent directories.
317 rm -f "${dir}" || die "Deletion of '${dir}' failed" 457 rm -f "${dir}" || die "Deletion of '${dir}' failed"
318 ln -s "${dir}-${PYTHON_ABI}" "${dir}" || die "Creation of '${dir}' directory symlink failed" 458 ln -s "${dir}-${PYTHON_ABI}" "${dir}" || die "Creation of '${dir}' directory symlink failed"
319} 459}
320 460
321# @FUNCTION: python_execute_function 461# @FUNCTION: python_execute_function
322# @USAGE: [--action-message message] [-d|--default-function] [--failure-message message] [--nonfatal] [-q|--quiet] [-s|--separate-build-dirs] [--] <function> [arguments] 462# @USAGE: [--action-message message] [-d|--default-function] [--failure-message message] [--nonfatal] [-q|--quiet] [-s|--separate-build-dirs] [--source-dir source_directory] [--] <function> [arguments]
323# @DESCRIPTION: 463# @DESCRIPTION:
324# Execute specified function for each value of PYTHON_ABIS, optionally passing additional 464# Execute specified function for each value of PYTHON_ABIS, optionally passing additional
325# arguments. The specified function can use PYTHON_ABI and BUILDDIR variables. 465# arguments. The specified function can use PYTHON_ABI and BUILDDIR variables.
326python_execute_function() { 466python_execute_function() {
327 local action action_message action_message_template= default_function="0" failure_message failure_message_template= function nonfatal="0" previous_directory previous_directory_stack previous_directory_stack_length PYTHON_ABI quiet="0" separate_build_dirs="0" 467 local action action_message action_message_template= default_function="0" failure_message failure_message_template= function nonfatal="0" previous_directory previous_directory_stack previous_directory_stack_length PYTHON_ABI quiet="0" separate_build_dirs="0" source_dir=
328 468
329 while (($#)); do 469 while (($#)); do
330 case "$1" in 470 case "$1" in
331 --action-message) 471 --action-message)
332 action_message_template="$2" 472 action_message_template="$2"
346 quiet="1" 486 quiet="1"
347 ;; 487 ;;
348 -s|--separate-build-dirs) 488 -s|--separate-build-dirs)
349 separate_build_dirs="1" 489 separate_build_dirs="1"
350 ;; 490 ;;
491 --source-dir)
492 source_dir="$2"
493 shift
494 ;;
351 --) 495 --)
352 break 496 break
353 ;; 497 ;;
354 -*) 498 -*)
355 die "${FUNCNAME}(): Unrecognized option '$1'" 499 die "${FUNCNAME}(): Unrecognized option '$1'"
359 ;; 503 ;;
360 esac 504 esac
361 shift 505 shift
362 done 506 done
363 507
508 if [[ -n "${source_dir}" && "${separate_build_dirs}" == 0 ]]; then
509 die "${FUNCNAME}(): '--source-dir' option can be specified only with '--separate-build-dirs' option"
510 fi
511
364 if [[ "${default_function}" == "0" ]]; then 512 if [[ "${default_function}" == "0" ]]; then
365 if [[ "$#" -eq "0" ]]; then 513 if [[ "$#" -eq 0 ]]; then
366 die "${FUNCNAME}(): Missing function name" 514 die "${FUNCNAME}(): Missing function name"
367 fi 515 fi
368 function="$1" 516 function="$1"
369 shift 517 shift
370 518
371 if [[ -z "$(type -t "${function}")" ]]; then 519 if [[ -z "$(type -t "${function}")" ]]; then
372 die "${FUNCNAME}(): '${function}' function isn't defined" 520 die "${FUNCNAME}(): '${function}' function is not defined"
373 fi 521 fi
374 else 522 else
375 if [[ "$#" -ne "0" ]]; then 523 if [[ "$#" -ne "0" ]]; then
376 die "${FUNCNAME}(): '--default-function' option and function name cannot be specified simultaneously" 524 die "${FUNCNAME}(): '--default-function' option and function name cannot be specified simultaneously"
377 fi 525 fi
378 if has "${EAPI:-0}" 0 1; then 526 if has "${EAPI:-0}" 0 1; then
379 die "${FUNCNAME}(): '--default-function' option cannot be used in this EAPI" 527 die "${FUNCNAME}(): '--default-function' option cannot be used in this EAPI"
380 fi 528 fi
381 529
382 if [[ "${EBUILD_PHASE}" == "configure" ]]; then 530 if [[ "${EBUILD_PHASE}" == "configure" ]]; then
383 if has "${EAPI}" 2; then 531 if has "${EAPI}" 2 3; then
384 python_default_function() { 532 python_default_function() {
385 econf 533 econf
386 } 534 }
387 else 535 else
388 python_default_function() { 536 python_default_function() {
404 elif [[ "${EBUILD_PHASE}" == "install" ]]; then 552 elif [[ "${EBUILD_PHASE}" == "install" ]]; then
405 python_default_function() { 553 python_default_function() {
406 emake DESTDIR="${D}" install 554 emake DESTDIR="${D}" install
407 } 555 }
408 else 556 else
409 die "${FUNCNAME}(): --default-function option cannot be used in this ebuild phase" 557 die "${FUNCNAME}(): '--default-function' option cannot be used in this ebuild phase"
410 fi 558 fi
411 function="python_default_function" 559 function="python_default_function"
412 fi 560 fi
413 561
414 if [[ "${quiet}" == "0" ]]; then 562 if [[ "${quiet}" == "0" ]]; then
448 fi 596 fi
449 echo " ${GREEN}*${NORMAL} ${BLUE}${action_message}${NORMAL}" 597 echo " ${GREEN}*${NORMAL} ${BLUE}${action_message}${NORMAL}"
450 fi 598 fi
451 599
452 if [[ "${separate_build_dirs}" == "1" ]]; then 600 if [[ "${separate_build_dirs}" == "1" ]]; then
601 if [[ -n "${source_dir}" ]]; then
602 export BUILDDIR="${S}/${source_dir}-${PYTHON_ABI}"
603 else
453 export BUILDDIR="${S}-${PYTHON_ABI}" 604 export BUILDDIR="${S}-${PYTHON_ABI}"
605 fi
454 pushd "${BUILDDIR}" > /dev/null || die "pushd failed" 606 pushd "${BUILDDIR}" > /dev/null || die "pushd failed"
455 else 607 else
456 export BUILDDIR="${S}" 608 export BUILDDIR="${S}"
457 fi 609 fi
458 610
459 previous_directory="$(pwd)" 611 previous_directory="$(pwd)"
460 previous_directory_stack="$(dirs -p)" 612 previous_directory_stack="$(dirs -p)"
461 previous_directory_stack_length="$(dirs -p | wc -l)" 613 previous_directory_stack_length="$(dirs -p | wc -l)"
462 614
463 if ! has "${EAPI}" 0 1 2 && has "${PYTHON_ABI}" ${FAILURE_TOLERANT_PYTHON_ABIS}; then 615 if ! has "${EAPI}" 0 1 2 3 && has "${PYTHON_ABI}" ${FAILURE_TOLERANT_PYTHON_ABIS}; then
464 EPYTHON="$(PYTHON)" nonfatal "${function}" "$@" 616 EPYTHON="$(PYTHON)" nonfatal "${function}" "$@"
465 else 617 else
466 EPYTHON="$(PYTHON)" "${function}" "$@" 618 EPYTHON="$(PYTHON)" "${function}" "$@"
467 fi 619 fi
468 620
477 if [[ "${quiet}" == "0" ]]; then 629 if [[ "${quiet}" == "0" ]]; then
478 ewarn "${RED}${failure_message}${NORMAL}" 630 ewarn "${RED}${failure_message}${NORMAL}"
479 fi 631 fi
480 elif has "${PYTHON_ABI}" ${FAILURE_TOLERANT_PYTHON_ABIS}; then 632 elif has "${PYTHON_ABI}" ${FAILURE_TOLERANT_PYTHON_ABIS}; then
481 if [[ "${EBUILD_PHASE}" != "test" ]] || ! has test-fail-continue ${FEATURES}; then 633 if [[ "${EBUILD_PHASE}" != "test" ]] || ! has test-fail-continue ${FEATURES}; then
482 local ABI enabled_PYTHON_ABIS= 634 local enabled_PYTHON_ABIS= other_PYTHON_ABI
483 for ABI in ${PYTHON_ABIS}; do 635 for other_PYTHON_ABI in ${PYTHON_ABIS}; do
484 [[ "${ABI}" != "${PYTHON_ABI}" ]] && enabled_PYTHON_ABIS+=" ${ABI}" 636 [[ "${other_PYTHON_ABI}" != "${PYTHON_ABI}" ]] && enabled_PYTHON_ABIS+="${enabled_PYTHON_ABIS:+ }${other_PYTHON_ABI}"
485 done 637 done
486 export PYTHON_ABIS="${enabled_PYTHON_ABIS# }" 638 export PYTHON_ABIS="${enabled_PYTHON_ABIS}"
487 fi 639 fi
488 if [[ "${quiet}" == "0" ]]; then 640 if [[ "${quiet}" == "0" ]]; then
489 ewarn "${RED}${failure_message}${NORMAL}" 641 ewarn "${RED}${failure_message}${NORMAL}"
490 fi 642 fi
491 if [[ -z "${PYTHON_ABIS}" ]]; then 643 if [[ -z "${PYTHON_ABIS}" ]]; then
494 else 646 else
495 die "${failure_message}" 647 die "${failure_message}"
496 fi 648 fi
497 fi 649 fi
498 650
499 # Ensure that directory stack hasn't been decreased. 651 # Ensure that directory stack has not been decreased.
500 if [[ "$(dirs -p | wc -l)" -lt "${previous_directory_stack_length}" ]]; then 652 if [[ "$(dirs -p | wc -l)" -lt "${previous_directory_stack_length}" ]]; then
501 die "Directory stack decreased illegally" 653 die "Directory stack decreased illegally"
502 fi 654 fi
503 655
504 # Avoid side effects of earlier returning from the specified function. 656 # Avoid side effects of earlier returning from the specified function.
505 while [[ "$(dirs -p | wc -l)" -gt "${previous_directory_stack_length}" ]]; do 657 while [[ "$(dirs -p | wc -l)" -gt "${previous_directory_stack_length}" ]]; do
506 popd > /dev/null || die "popd failed" 658 popd > /dev/null || die "popd failed"
507 done 659 done
508 660
509 # Ensure that the bottom part of directory stack hasn't been changed. Restore 661 # Ensure that the bottom part of directory stack has not been changed. Restore
510 # previous directory (from before running of the specified function) before 662 # previous directory (from before running of the specified function) before
511 # comparison of directory stacks to avoid mismatch of directory stacks after 663 # comparison of directory stacks to avoid mismatch of directory stacks after
512 # potential using of 'cd' to change current directory. Restoration of previous 664 # potential using of 'cd' to change current directory. Restoration of previous
513 # directory allows to safely use 'cd' to change current directory in the 665 # directory allows to safely use 'cd' to change current directory in the
514 # specified function without changing it back to original directory. 666 # specified function without changing it back to original directory.
526 if [[ "${default_function}" == "1" ]]; then 678 if [[ "${default_function}" == "1" ]]; then
527 unset -f python_default_function 679 unset -f python_default_function
528 fi 680 fi
529} 681}
530 682
683# @FUNCTION: python_convert_shebangs
684# @USAGE: [-q|--quiet] [-r|--recursive] [-x|--only-executables] [--] <Python_version> <file|directory> [files|directories]
685# @DESCRIPTION:
686# Convert shebangs in specified files. Directories can be specified only with --recursive option.
687python_convert_shebangs() {
688 local argument file files=() only_executables="0" python_version quiet="0" recursive="0"
689
690 while (($#)); do
691 case "$1" in
692 -r|--recursive)
693 recursive="1"
694 ;;
695 -q|--quiet)
696 quiet="1"
697 ;;
698 -x|--only-executables)
699 only_executables="1"
700 ;;
701 --)
702 break
703 ;;
704 -*)
705 die "${FUNCNAME}(): Unrecognized option '$1'"
706 ;;
707 *)
708 break
709 ;;
710 esac
711 shift
712 done
713
714 if [[ "$#" -eq 0 ]]; then
715 die "${FUNCNAME}(): Missing Python version and files or directories"
716 elif [[ "$#" -eq 1 ]]; then
717 die "${FUNCNAME}(): Missing files or directories"
718 fi
719
720 python_version="$1"
721 shift
722
723 for argument in "$@"; do
724 if [[ ! -e "${argument}" ]]; then
725 die "${FUNCNAME}(): '${argument}' does not exist"
726 elif [[ -f "${argument}" ]]; then
727 files+=("${argument}")
728 elif [[ -d "${argument}" ]]; then
729 if [[ "${recursive}" == "1" ]]; then
730 if [[ "${only_executables}" == "1" ]]; then
731 files+=($(find "${argument}" -perm /111 -type f))
732 else
733 files+=($(find "${argument}" -type f))
734 fi
735 else
736 die "${FUNCNAME}(): '${argument}' is not a regular file"
737 fi
738 else
739 die "${FUNCNAME}(): '${argument}' is not a regular file or a directory"
740 fi
741 done
742
743 for file in "${files[@]}"; do
744 file="${file#./}"
745 [[ "${only_executables}" == "1" && ! -x "${file}" ]] && continue
746
747 if [[ "$(head -n1 "${file}")" =~ ^'#!'.*python ]]; then
748 if [[ "${quiet}" == "0" ]]; then
749 einfo "Converting shebang in '${file}'"
750 fi
751 sed -e "1s/python\([[:digit:]]\+\(\.[[:digit:]]\+\)\?\)\?/python${python_version}/" -i "${file}" || die "Conversion of shebang in '${file}' failed"
752
753 # Delete potential whitespace after "#!".
754 sed -e '1s/\(^#!\)[[:space:]]*/\1/' -i "${file}" || die "sed '${file}' failed"
755 fi
756 done
757}
758
759# @FUNCTION: python_generate_wrapper_scripts
760# @USAGE: [-E|--respect-EPYTHON] [-f|--force] [-q|--quiet] [--] <file> [files]
761# @DESCRIPTION:
762# Generate wrapper scripts. Existing files are overwritten only with --force option.
763# If --respect-EPYTHON option is specified, then generated wrapper scripts will
764# respect EPYTHON variable at run time.
765python_generate_wrapper_scripts() {
766 local eselect_python_option file force="0" quiet="0" PYTHON_ABI python2_enabled="0" python2_supported_versions python3_enabled="0" python3_supported_versions respect_EPYTHON="0"
767 python2_supported_versions="2.4 2.5 2.6 2.7"
768 python3_supported_versions="3.0 3.1 3.2"
769
770 while (($#)); do
771 case "$1" in
772 -E|--respect-EPYTHON)
773 respect_EPYTHON="1"
774 ;;
775 -f|--force)
776 force="1"
777 ;;
778 -q|--quiet)
779 quiet="1"
780 ;;
781 --)
782 break
783 ;;
784 -*)
785 die "${FUNCNAME}(): Unrecognized option '$1'"
786 ;;
787 *)
788 break
789 ;;
790 esac
791 shift
792 done
793
794 if [[ "$#" -eq 0 ]]; then
795 die "${FUNCNAME}(): Missing arguments"
796 fi
797
798 validate_PYTHON_ABIS
799 for PYTHON_ABI in ${python2_supported_versions}; do
800 if has "${PYTHON_ABI}" ${PYTHON_ABIS}; then
801 python2_enabled="1"
802 fi
803 done
804 for PYTHON_ABI in ${python3_supported_versions}; do
805 if has "${PYTHON_ABI}" ${PYTHON_ABIS}; then
806 python3_enabled="1"
807 fi
808 done
809
810 if [[ "${python2_enabled}" == "1" && "${python3_enabled}" == "1" ]]; then
811 eselect_python_option=
812 elif [[ "${python2_enabled}" == "1" && "${python3_enabled}" == "0" ]]; then
813 eselect_python_option="--python2"
814 elif [[ "${python2_enabled}" == "0" && "${python3_enabled}" == "1" ]]; then
815 eselect_python_option="--python3"
816 else
817 die "${FUNCNAME}(): Unsupported environment"
818 fi
819
820 for file in "$@"; do
821 if [[ -f "${file}" && "${force}" == "0" ]]; then
822 die "${FUNCNAME}(): '$1' already exists"
823 fi
824
825 if [[ "${quiet}" == "0" ]]; then
826 einfo "Generating '${file#${D%/}}' wrapper script"
827 fi
828
829 cat << EOF > "${file}"
830#!/usr/bin/env python
831# Gentoo '${file##*/}' wrapper script
832
833import os
834import re
835import subprocess
836import sys
837
838EPYTHON_re = re.compile(r"^python(\d+\.\d+)$")
839
840EOF
841 if [[ "$?" != "0" ]]; then
842 die "${FUNCNAME}(): Generation of '$1' failed"
843 fi
844 if [[ "${respect_EPYTHON}" == "1" ]]; then
845 cat << EOF >> "${file}"
846EPYTHON = os.environ.get("EPYTHON")
847if EPYTHON:
848 EPYTHON_matched = EPYTHON_re.match(EPYTHON)
849 if EPYTHON_matched:
850 PYTHON_ABI = EPYTHON_matched.group(1)
851 else:
852 sys.stderr.write("EPYTHON variable has unrecognized value '%s'\n" % EPYTHON)
853 sys.exit(1)
854else:
855 try:
856 eselect_process = subprocess.Popen(["/usr/bin/eselect", "python", "show"${eselect_python_option:+, $(echo "\"")}${eselect_python_option}${eselect_python_option:+$(echo "\"")}], stdout=subprocess.PIPE)
857 if eselect_process.wait() != 0:
858 raise ValueError
859 except (OSError, ValueError):
860 sys.stderr.write("Execution of 'eselect python show${eselect_python_option:+ }${eselect_python_option}' failed\n")
861 sys.exit(1)
862
863 eselect_output = eselect_process.stdout.read()
864 if not isinstance(eselect_output, str):
865 # Python 3
866 eselect_output = eselect_output.decode()
867
868 EPYTHON_matched = EPYTHON_re.match(eselect_output)
869 if EPYTHON_matched:
870 PYTHON_ABI = EPYTHON_matched.group(1)
871 else:
872 sys.stderr.write("'eselect python show${eselect_python_option:+ }${eselect_python_option}' printed unrecognized value '%s" % eselect_output)
873 sys.exit(1)
874EOF
875 if [[ "$?" != "0" ]]; then
876 die "${FUNCNAME}(): Generation of '$1' failed"
877 fi
878 else
879 cat << EOF >> "${file}"
880try:
881 eselect_process = subprocess.Popen(["/usr/bin/eselect", "python", "show"${eselect_python_option:+, $(echo "\"")}${eselect_python_option}${eselect_python_option:+$(echo "\"")}], stdout=subprocess.PIPE)
882 if eselect_process.wait() != 0:
883 raise ValueError
884except (OSError, ValueError):
885 sys.stderr.write("Execution of 'eselect python show${eselect_python_option:+ }${eselect_python_option}' failed\n")
886 sys.exit(1)
887
888eselect_output = eselect_process.stdout.read()
889if not isinstance(eselect_output, str):
890 # Python 3
891 eselect_output = eselect_output.decode()
892
893EPYTHON_matched = EPYTHON_re.match(eselect_output)
894if EPYTHON_matched:
895 PYTHON_ABI = EPYTHON_matched.group(1)
896else:
897 sys.stderr.write("'eselect python show${eselect_python_option:+ }${eselect_python_option}' printed unrecognized value '%s" % eselect_output)
898 sys.exit(1)
899EOF
900 if [[ "$?" != "0" ]]; then
901 die "${FUNCNAME}(): Generation of '$1' failed"
902 fi
903 fi
904 cat << EOF >> "${file}"
905
906os.environ["PYTHON_PROCESS_NAME"] = sys.argv[0]
907target_executable = "%s-%s" % (os.path.realpath(sys.argv[0]), PYTHON_ABI)
908if not os.path.exists(target_executable):
909 sys.stderr.write("'%s' does not exist\n" % target_executable)
910 sys.exit(1)
911
912os.execv(target_executable, sys.argv)
913EOF
914 if [[ "$?" != "0" ]]; then
915 die "${FUNCNAME}(): Generation of '$1' failed"
916 fi
917 fperms +x "${file#${D%/}}" || die "fperms '${file}' failed"
918 done
919}
531 920
532# @ECLASS-VARIABLE: PYTHON_USE_WITH 921# @ECLASS-VARIABLE: PYTHON_USE_WITH
533# @DESCRIPTION: 922# @DESCRIPTION:
534# Set this to a space separated list of use flags 923# Set this to a space separated list of use flags
535# the python slot in use must be built with. 924# the python slot in use must be built with.
561 python_pkg_setup_check_USE_flags() { 950 python_pkg_setup_check_USE_flags() {
562 local pyatom use 951 local pyatom use
563 if [[ -n "${PYTHON_ABI}" ]]; then 952 if [[ -n "${PYTHON_ABI}" ]]; then
564 pyatom="dev-lang/python:${PYTHON_ABI}" 953 pyatom="dev-lang/python:${PYTHON_ABI}"
565 else 954 else
566 python_version
567 pyatom="dev-lang/python:${PYVER}" 955 pyatom="dev-lang/python:$(PYTHON -A --ABI)"
568 fi
569
570 # Workaround for older versions of Portage.
571 # has_version() calls portageq which is implemented in Python.
572 if has_version "=dev-lang/python-2*"; then
573 local EPYTHON
574 export EPYTHON="$(readlink /usr/bin/python2)"
575 fi 956 fi
576 957
577 for use in ${PYTHON_USE_WITH}; do 958 for use in ${PYTHON_USE_WITH}; do
578 if ! has_version "${pyatom}[${use}]"; then 959 if ! has_version "${pyatom}[${use}]"; then
579 python_pkg_setup_fail "Please rebuild ${pyatom} with the following USE flags enabled: ${PYTHON_USE_WITH}" 960 python_pkg_setup_fail "Please rebuild ${pyatom} with the following USE flags enabled: ${PYTHON_USE_WITH}"
635fi 1016fi
636 1017
637# @FUNCTION: python_disable_pyc 1018# @FUNCTION: python_disable_pyc
638# @DESCRIPTION: 1019# @DESCRIPTION:
639# Tell Python not to automatically recompile modules to .pyc/.pyo 1020# Tell Python not to automatically recompile modules to .pyc/.pyo
640# even if the timestamps/version stamps don't match. This is done 1021# even if the timestamps/version stamps do not match. This is done
641# to protect sandbox. 1022# to protect sandbox.
642python_disable_pyc() { 1023python_disable_pyc() {
643 export PYTHONDONTWRITEBYTECODE="1" 1024 export PYTHONDONTWRITEBYTECODE="1"
644} 1025}
645 1026
649# timestamps/version stamps have changed. 1030# timestamps/version stamps have changed.
650python_enable_pyc() { 1031python_enable_pyc() {
651 unset PYTHONDONTWRITEBYTECODE 1032 unset PYTHONDONTWRITEBYTECODE
652} 1033}
653 1034
654python_disable_pyc
655
656# @FUNCTION: python_need_rebuild 1035# @FUNCTION: python_need_rebuild
657# @DESCRIPTION: Run without arguments, specifies that the package should be 1036# @DESCRIPTION: Run without arguments, specifies that the package should be
658# rebuilt after a python upgrade. 1037# rebuilt after a python upgrade.
1038# Do not use this function in ebuilds of packages supporting installation
1039# for multiple versions of Python.
659python_need_rebuild() { 1040python_need_rebuild() {
660 python_version 1041 export PYTHON_NEED_REBUILD="$(PYTHON -A --ABI)"
661 export PYTHON_NEED_REBUILD=${PYVER}
662} 1042}
663 1043
664# @FUNCTION: python_get_includedir 1044# @FUNCTION: python_get_includedir
665# @DESCRIPTION: 1045# @DESCRIPTION:
666# Run without arguments, returns the Python include directory. 1046# Run without arguments, returns the Python include directory.
667python_get_includedir() { 1047python_get_includedir() {
668 if [[ -n "${PYTHON_ABI}" ]]; then 1048 if [[ -n "${PYTHON_ABI}" ]]; then
669 echo "/usr/include/python${PYTHON_ABI}" 1049 echo "/usr/include/python${PYTHON_ABI}"
670 else 1050 else
671 python_version
672 echo "/usr/include/python${PYVER}" 1051 echo "/usr/include/python$(PYTHON -A --ABI)"
673 fi 1052 fi
674} 1053}
675 1054
676# @FUNCTION: python_get_libdir 1055# @FUNCTION: python_get_libdir
677# @DESCRIPTION: 1056# @DESCRIPTION:
678# Run without arguments, returns the Python library directory. 1057# Run without arguments, returns the Python library directory.
679python_get_libdir() { 1058python_get_libdir() {
680 if [[ -n "${PYTHON_ABI}" ]]; then 1059 if [[ -n "${PYTHON_ABI}" ]]; then
681 echo "/usr/$(get_libdir)/python${PYTHON_ABI}" 1060 echo "/usr/$(get_libdir)/python${PYTHON_ABI}"
682 else 1061 else
683 python_version
684 echo "/usr/$(get_libdir)/python${PYVER}" 1062 echo "/usr/$(get_libdir)/python$(PYTHON -A --ABI)"
685 fi 1063 fi
686} 1064}
687 1065
688# @FUNCTION: python_get_sitedir 1066# @FUNCTION: python_get_sitedir
689# @DESCRIPTION: 1067# @DESCRIPTION:
741 1119
742 # Check if phase is pkg_postinst() 1120 # Check if phase is pkg_postinst()
743 [[ ${EBUILD_PHASE} != postinst ]] &&\ 1121 [[ ${EBUILD_PHASE} != postinst ]] &&\
744 die "${FUNCNAME} should only be run in pkg_postinst()" 1122 die "${FUNCNAME} should only be run in pkg_postinst()"
745 1123
746 # allow compiling for older python versions
747 if [[ "${PYTHON_OVERRIDE_PYVER}" ]]; then
748 PYVER=${PYTHON_OVERRIDE_PYVER}
749 else
750 python_version
751 fi
752
753 # strip trailing slash 1124 # strip trailing slash
754 myroot="${ROOT%/}" 1125 myroot="${ROOT%/}"
755 1126
756 # respect ROOT 1127 # respect ROOT
757 for f in "$@"; do 1128 for f in "$@"; do
758 [[ -f "${myroot}/${f}" ]] && myfiles+=("${myroot}/${f}") 1129 [[ -f "${myroot}/${f}" ]] && myfiles+=("${myroot}/${f}")
759 done 1130 done
760 1131
761 if ((${#myfiles[@]})); then 1132 if ((${#myfiles[@]})); then
762 python${PYVER} ${myroot}/usr/$(get_libdir)/python${PYVER}/py_compile.py "${myfiles[@]}" 1133 "$(PYTHON -A)" "${myroot}$(python_get_libdir)/py_compile.py" "${myfiles[@]}"
763 python${PYVER} -O ${myroot}/usr/$(get_libdir)/python${PYVER}/py_compile.py "${myfiles[@]}" &> /dev/null 1134 "$(PYTHON -A)" -O "${myroot}$(python_get_libdir)/py_compile.py" "${myfiles[@]}" &> /dev/null
764 else 1135 else
765 ewarn "No files to compile!" 1136 ewarn "No files to compile!"
766 fi 1137 fi
767} 1138}
768 1139
802 ;; 1173 ;;
803 -*) 1174 -*)
804 ewarn "${FUNCNAME}: Ignoring compile option $1" 1175 ewarn "${FUNCNAME}: Ignoring compile option $1"
805 ;; 1176 ;;
806 *) 1177 *)
807 if [[ "$1" =~ ^/usr/lib(32|64)?/python[[:digit:]]+\.[[:digit:]]+ ]]; then 1178 if ! _python_implementation && [[ "$1" =~ ^/usr/lib(32|64)?/python[[:digit:]]+\.[[:digit:]]+ ]]; then
808 die "${FUNCNAME} doesn't support absolute paths of directories/files in site-packages directories" 1179 die "${FUNCNAME} does not support absolute paths of directories/files in site-packages directories"
809 elif [[ "$1" =~ ^/ ]]; then 1180 elif [[ "$1" =~ ^/ ]]; then
810 if [[ -d "${root}/$1" ]]; then 1181 if [[ -d "${root}/$1" ]]; then
811 other_dirs+=("${root}/$1") 1182 other_dirs+=("${root}/$1")
812 elif [[ -f "${root}/$1" ]]; then 1183 elif [[ -f "${root}/$1" ]]; then
813 other_files+=("${root}/$1") 1184 other_files+=("${root}/$1")
814 elif [[ -e "${root}/$1" ]]; then 1185 elif [[ -e "${root}/$1" ]]; then
815 ewarn "'${root}/$1' is not a file or a directory!" 1186 ewarn "'${root}/$1' is not a file or a directory!"
816 else 1187 else
817 ewarn "'${root}/$1' doesn't exist!" 1188 ewarn "'${root}/$1' does not exist!"
818 fi 1189 fi
819 else 1190 else
820 for PYTHON_ABI in ${PYTHON_ABIS}; do 1191 for PYTHON_ABI in ${PYTHON_ABIS-${PYTHON_ABI-$(PYTHON -A --ABI)}}; do
821 if [[ -d "${root}$(python_get_sitedir)/$1" ]]; then 1192 if [[ -d "${root}$(python_get_sitedir)/$1" ]]; then
822 site_packages_dirs+=("$1") 1193 site_packages_dirs+=("$1")
823 break 1194 break
824 elif [[ -f "${root}$(python_get_sitedir)/$1" ]]; then 1195 elif [[ -f "${root}$(python_get_sitedir)/$1" ]]; then
825 site_packages_files+=("$1") 1196 site_packages_files+=("$1")
826 break 1197 break
827 elif [[ -e "${root}$(python_get_sitedir)/$1" ]]; then 1198 elif [[ -e "${root}$(python_get_sitedir)/$1" ]]; then
828 ewarn "'$1' is not a file or a directory!" 1199 ewarn "'$1' is not a file or a directory!"
829 else 1200 else
830 ewarn "'$1' doesn't exist!" 1201 ewarn "'$1' does not exist!"
831 fi 1202 fi
832 done 1203 done
833 fi 1204 fi
834 ;; 1205 ;;
835 esac 1206 esac
837 done 1208 done
838 1209
839 # Set additional options. 1210 # Set additional options.
840 options+=("-q") 1211 options+=("-q")
841 1212
842 for PYTHON_ABI in ${PYTHON_ABIS}; do 1213 for PYTHON_ABI in ${PYTHON_ABIS-${PYTHON_ABI-$(PYTHON -A --ABI)}}; do
843 if ((${#site_packages_dirs[@]})) || ((${#site_packages_files[@]})); then 1214 if ((${#site_packages_dirs[@]})) || ((${#site_packages_files[@]})); then
844 return_code="0" 1215 return_code="0"
845 ebegin "Compilation and optimization of Python modules for Python ${PYTHON_ABI}" 1216 ebegin "Compilation and optimization of Python modules for Python ${PYTHON_ABI}"
846 if ((${#site_packages_dirs[@]})); then 1217 if ((${#site_packages_dirs[@]})); then
847 for dir in "${site_packages_dirs[@]}"; do 1218 for dir in "${site_packages_dirs[@]}"; do
860 eend "${return_code}" 1231 eend "${return_code}"
861 fi 1232 fi
862 unset site_packages_absolute_dirs site_packages_absolute_files 1233 unset site_packages_absolute_dirs site_packages_absolute_files
863 done 1234 done
864 1235
865 # Don't use PYTHON_ABI in next calls to python_get_libdir(). 1236 # Do not use PYTHON_ABI in next calls to python_get_libdir().
866 unset PYTHON_ABI 1237 unset PYTHON_ABI
867 1238
868 if ((${#other_dirs[@]})) || ((${#other_files[@]})); then 1239 if ((${#other_dirs[@]})) || ((${#other_files[@]})); then
869 return_code="0" 1240 return_code="0"
870 ebegin "Compilation and optimization of Python modules placed outside of site-packages directories for Python ${PYVER}..." 1241 ebegin "Compilation and optimization of Python modules placed outside of site-packages directories for Python $(PYTHON -A --ABI)"
871 if ((${#other_dirs[@]})); then 1242 if ((${#other_dirs[@]})); then
872 python${PYVER} "${root}$(python_get_libdir)/compileall.py" "${options[@]}" "${other_dirs[@]}" || return_code="1" 1243 "$(PYTHON -A)" "${root}$(python_get_libdir)/compileall.py" "${options[@]}" "${other_dirs[@]}" || return_code="1"
873 python${PYVER} -O "${root}$(python_get_libdir)/compileall.py" "${options[@]}" "${other_dirs[@]}" &> /dev/null || return_code="1" 1244 "$(PYTHON -A)" -O "${root}$(python_get_libdir)/compileall.py" "${options[@]}" "${other_dirs[@]}" &> /dev/null || return_code="1"
874 fi 1245 fi
875 if ((${#other_files[@]})); then 1246 if ((${#other_files[@]})); then
876 python${PYVER} "${root}$(python_get_libdir)/py_compile.py" "${other_files[@]}" || return_code="1" 1247 "$(PYTHON -A)" "${root}$(python_get_libdir)/py_compile.py" "${other_files[@]}" || return_code="1"
877 python${PYVER} -O "${root}$(python_get_libdir)/py_compile.py" "${other_files[@]}" &> /dev/null || return_code="1" 1248 "$(PYTHON -A)" -O "${root}$(python_get_libdir)/py_compile.py" "${other_files[@]}" &> /dev/null || return_code="1"
878 fi 1249 fi
879 eend "${return_code}" 1250 eend "${return_code}"
880 fi 1251 fi
881 else 1252 else
882 local myroot mydirs=() myfiles=() myopts=() return_code="0" 1253 local myroot mydirs=() myfiles=() myopts=() return_code="0"
904 # Files are passed to python_mod_compile which is ROOT-aware 1275 # Files are passed to python_mod_compile which is ROOT-aware
905 myfiles+=("$1") 1276 myfiles+=("$1")
906 elif [[ -e "${myroot}/$1" ]]; then 1277 elif [[ -e "${myroot}/$1" ]]; then
907 ewarn "${myroot}/$1 is not a file or directory!" 1278 ewarn "${myroot}/$1 is not a file or directory!"
908 else 1279 else
909 ewarn "${myroot}/$1 doesn't exist!" 1280 ewarn "${myroot}/$1 does not exist!"
910 fi 1281 fi
911 ;; 1282 ;;
912 esac 1283 esac
913 shift 1284 shift
914 done 1285 done
915 1286
916 # allow compiling for older python versions
917 if [ -n "${PYTHON_OVERRIDE_PYVER}" ]; then
918 PYVER=${PYTHON_OVERRIDE_PYVER}
919 else
920 python_version
921 fi
922
923 # set additional opts 1287 # set additional opts
924 myopts+=(-q) 1288 myopts+=(-q)
925 1289
926 ebegin "Byte compiling python modules for python-${PYVER} .." 1290 ebegin "Compilation and optimization of Python modules for Python $(PYTHON -A --ABI)"
927 if ((${#mydirs[@]})); then 1291 if ((${#mydirs[@]})); then
928 python${PYVER} \ 1292 "$(PYTHON -A)" "${myroot}$(python_get_libdir)/compileall.py" "${myopts[@]}" "${mydirs[@]}" || return_code="1"
929 "${myroot}"/usr/$(get_libdir)/python${PYVER}/compileall.py \ 1293 "$(PYTHON -A)" -O "${myroot}$(python_get_libdir)/compileall.py" "${myopts[@]}" "${mydirs[@]}" &> /dev/null || return_code="1"
930 "${myopts[@]}" "${mydirs[@]}" || return_code="1"
931 python${PYVER} -O \
932 "${myroot}"/usr/$(get_libdir)/python${PYVER}/compileall.py \
933 "${myopts[@]}" "${mydirs[@]}" &> /dev/null || return_code="1"
934 fi 1294 fi
935 1295
936 if ((${#myfiles[@]})); then 1296 if ((${#myfiles[@]})); then
937 python_mod_compile "${myfiles[@]}" 1297 python_mod_compile "${myfiles[@]}"
938 fi 1298 fi
940 eend "${return_code}" 1300 eend "${return_code}"
941 fi 1301 fi
942} 1302}
943 1303
944# @FUNCTION: python_mod_cleanup 1304# @FUNCTION: python_mod_cleanup
945# @USAGE: [directory] 1305# @USAGE: [directory|file]
946# @DESCRIPTION: 1306# @DESCRIPTION:
947# Run with optional arguments, where arguments are directories of 1307# Run with optional arguments, where arguments are Python modules. If none given,
948# python modules. If none given, it will look in /usr/lib/python[0-9].[0-9]. 1308# it will look in /usr/lib/python[0-9].[0-9].
949# 1309#
950# It will recursively scan all compiled Python modules in the directories and 1310# It will recursively scan all compiled Python modules in the directories and
951# determine if they are orphaned (i.e. their corresponding .py files are missing.) 1311# determine if they are orphaned (i.e. their corresponding .py files are missing.)
952# If they are, then it will remove their corresponding .pyc and .pyo files. 1312# If they are, then it will remove their corresponding .pyc and .pyo files.
953# 1313#
954# This function should only be run in pkg_postrm(). 1314# This function should only be run in pkg_postrm().
955python_mod_cleanup() { 1315python_mod_cleanup() {
956 local PYTHON_ABI SEARCH_PATH=() root src_py 1316 local path py_file PYTHON_ABI SEARCH_PATH=() root
957 1317
958 # Check if phase is pkg_postrm(). 1318 # Check if phase is pkg_postrm().
959 [[ ${EBUILD_PHASE} != "postrm" ]] && die "${FUNCNAME} should only be run in pkg_postrm()" 1319 [[ ${EBUILD_PHASE} != "postrm" ]] && die "${FUNCNAME} should only be run in pkg_postrm()"
960 1320
961 # Strip trailing slash from ROOT. 1321 # Strip trailing slash from ROOT.
962 root="${ROOT%/}" 1322 root="${ROOT%/}"
963 1323
964 if (($#)); then 1324 if (($#)); then
965 if ! has "${EAPI:-0}" 0 1 2 || [[ -n "${SUPPORT_PYTHON_ABIS}" ]]; then 1325 if ! has "${EAPI:-0}" 0 1 2 || [[ -n "${SUPPORT_PYTHON_ABIS}" ]]; then
966 while (($#)); do 1326 while (($#)); do
967 if [[ "$1" =~ ^/usr/lib(32|64)?/python[[:digit:]]+\.[[:digit:]]+ ]]; then 1327 if ! _python_implementation && [[ "$1" =~ ^/usr/lib(32|64)?/python[[:digit:]]+\.[[:digit:]]+ ]]; then
968 die "${FUNCNAME} doesn't support absolute paths of directories/files in site-packages directories" 1328 die "${FUNCNAME} does not support absolute paths of directories/files in site-packages directories"
969 elif [[ "$1" =~ ^/ ]]; then 1329 elif [[ "$1" =~ ^/ ]]; then
970 SEARCH_PATH+=("${root}/${1#/}") 1330 SEARCH_PATH+=("${root}/${1#/}")
971 else 1331 else
972 for PYTHON_ABI in ${PYTHON_ABIS}; do 1332 for PYTHON_ABI in ${PYTHON_ABIS-${PYTHON_ABI-$(PYTHON -A --ABI)}}; do
973 SEARCH_PATH+=("${root}$(python_get_sitedir)/$1") 1333 SEARCH_PATH+=("${root}$(python_get_sitedir)/$1")
974 done 1334 done
975 fi 1335 fi
976 shift 1336 shift
977 done 1337 done
978 else 1338 else
979 SEARCH_PATH=("${@#/}") 1339 SEARCH_PATH=("${@#/}")
980 SEARCH_PATH=("${SEARCH_PATH[@]/#/${root}/}") 1340 SEARCH_PATH=("${SEARCH_PATH[@]/#/${root}/}")
981 fi 1341 fi
982 else 1342 else
983 SEARCH_PATH=("${root}"/usr/lib*/python*/site-packages) 1343 local dir sitedir
1344 for dir in "${root}"/usr/lib*; do
1345 if [[ -d "${dir}" && ! -L "${dir}" ]]; then
1346 for sitedir in "${dir}"/python*/site-packages; do
1347 if [[ -d "${sitedir}" ]]; then
1348 SEARCH_PATH+=("${sitedir}")
1349 fi
1350 done
1351 fi
1352 done
1353 fi
1354
1355 local BLUE CYAN NORMAL
1356 if [[ "${NOCOLOR:-false}" =~ ^(false|no)$ ]]; then
1357 BLUE=$'\e[1;34m'
1358 CYAN=$'\e[1;36m'
1359 NORMAL=$'\e[0m'
1360 else
1361 BLUE=
1362 CYAN=
1363 NORMAL=
984 fi 1364 fi
985 1365
986 for path in "${SEARCH_PATH[@]}"; do 1366 for path in "${SEARCH_PATH[@]}"; do
987 [[ ! -d "${path}" ]] && continue 1367 if [[ -d "${path}" ]]; then
988 einfo "Cleaning orphaned Python bytecode from ${path} .."
989 find "${path}" -name '*.py[co]' -print0 | while read -rd ''; do 1368 find "${path}" -name '*.py[co]' -print0 | while read -rd ''; do
990 src_py="${REPLY%[co]}" 1369 py_file="${REPLY%[co]}"
991 [[ -f "${src_py}" || (! -f "${src_py}c" && ! -f "${src_py}o") ]] && continue 1370 [[ -f "${py_file}" || (! -f "${py_file}c" && ! -f "${py_file}o") ]] && continue
992 einfo "Purging ${src_py}[co]" 1371 einfo "${BLUE}<<< ${py_file}[co]${NORMAL}"
993 rm -f "${src_py}"[co] 1372 rm -f "${py_file}"[co]
994 done 1373 done
995 1374
996 # Attempt to remove directories that may be empty. 1375 # Attempt to delete directories, which may be empty.
997 find "${path}" -type d | sort -r | while read -r dir; do 1376 find "${path}" -type d | sort -r | while read -r dir; do
998 rmdir "${dir}" 2>/dev/null && einfo "Removing empty directory ${dir}" 1377 rmdir "${dir}" 2>/dev/null && einfo "${CYAN}<<< ${dir}${NORMAL}"
999 done 1378 done
1379 elif [[ "${path}" == *.py && ! -f "${path}" && (-f "${path}c" || -f "${path}o") ]]; then
1380 einfo "${BLUE}<<< ${path}[co]${NORMAL}"
1381 rm -f "${path}"[co]
1382 fi
1000 done 1383 done
1001} 1384}

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