diff options
Diffstat (limited to 'eclass/python-single-r1.eclass')
-rw-r--r-- | eclass/python-single-r1.eclass | 161 |
1 files changed, 24 insertions, 137 deletions
diff --git a/eclass/python-single-r1.eclass b/eclass/python-single-r1.eclass index b82c3a29f5c4..739a394ddd18 100644 --- a/eclass/python-single-r1.eclass +++ b/eclass/python-single-r1.eclass @@ -1,4 +1,4 @@ -# Copyright 1999-2018 Gentoo Foundation +# Copyright 1999-2020 Gentoo Authors # Distributed under the terms of the GNU General Public License v2 # @ECLASS: python-single-r1.eclass @@ -89,9 +89,9 @@ EXPORT_FUNCTIONS pkg_setup # # It should be noted that in order to preserve metadata immutability, # PYTHON_COMPAT_OVERRIDE does not affect IUSE nor dependencies. -# The state of PYTHON_TARGETS and PYTHON_SINGLE_TARGET is ignored, -# and the implementation in PYTHON_COMPAT_OVERRIDE is built instead. -# Dependencies need to be satisfied manually. +# The state of PYTHON_SINGLE_TARGET is ignored, and the implementation +# in PYTHON_COMPAT_OVERRIDE is built instead. Dependencies need to be +# satisfied manually. # # Example: # @CODE @@ -139,29 +139,6 @@ EXPORT_FUNCTIONS pkg_setup # python_single_target_pypy? ( dev-python/pypy[gdbm] ) # @CODE -# @ECLASS-VARIABLE: PYTHON_USEDEP -# @DESCRIPTION: -# DEPRECATED. Use PYTHON_SINGLE_USEDEP or python_gen_cond_dep with -# PYTHON_MULTI_USEDEP placeholder instead. -# -# This is an eclass-generated USE-dependency string which can be used to -# depend on another Python package being built for the same Python -# implementations. -# -# The generate USE-flag list is compatible with packages using python-r1, -# python-single-r1 and python-distutils-ng eclasses. It must not be used -# on packages using python.eclass. -# -# Example use: -# @CODE -# RDEPEND="dev-python/foo[${PYTHON_USEDEP}]" -# @CODE -# -# Example value: -# @CODE -# python_targets_python2_7(-)?,python_single_target_python3_4(+)? -# @CODE - # @ECLASS-VARIABLE: PYTHON_SINGLE_USEDEP # @DESCRIPTION: # This is an eclass-generated USE-dependency string which can be used to @@ -201,10 +178,8 @@ EXPORT_FUNCTIONS pkg_setup # @ECLASS-VARIABLE: PYTHON_REQUIRED_USE # @DESCRIPTION: -# This is an eclass-generated required-use expression which ensures the following -# when more than one python implementation is possible: -# 1. Exactly one PYTHON_SINGLE_TARGET value has been enabled. -# 2. The selected PYTHON_SINGLE_TARGET value is enabled in PYTHON_TARGETS. +# This is an eclass-generated required-use expression which ensures +# that exactly one PYTHON_SINGLE_TARGET value has been enabled. # # This expression should be utilized in an ebuild by including it in # REQUIRED_USE, optionally behind a use flag. @@ -216,39 +191,28 @@ EXPORT_FUNCTIONS pkg_setup # # Example value: # @CODE -# python_single_target_python2_7? ( python_targets_python2_7 ) -# python_single_target_python3_3? ( python_targets_python3_3 ) # ^^ ( python_single_target_python2_7 python_single_target_python3_3 ) # @CODE _python_single_set_globals() { _python_set_impls - local flags_mt=( "${_PYTHON_SUPPORTED_IMPLS[@]/#/python_targets_}" ) local flags=( "${_PYTHON_SUPPORTED_IMPLS[@]/#/python_single_target_}" ) - local unflags=( "${_PYTHON_UNSUPPORTED_IMPLS[@]/#/-python_single_target_}" ) if [[ ${#_PYTHON_SUPPORTED_IMPLS[@]} -eq 1 ]]; then # if only one implementation is supported, use IUSE defaults # to avoid requesting the user to enable it - IUSE="+${flags_mt[0]} +${flags[0]}" + IUSE="+${flags[0]}" else - IUSE="${flags_mt[*]} ${flags[*]}" + IUSE="${flags[*]}" fi local requse="^^ ( ${flags[*]} )" - local optflags="${flags_mt[@]/%/(-)?},${unflags[@]/%/(-)},${flags[@]/%/(+)?}" - local usedep="${optflags// /,}" local single_flags="${flags[@]/%/(-)?}" local single_usedep=${single_flags// /,} local deps= i PYTHON_PKG_DEP for i in "${_PYTHON_SUPPORTED_IMPLS[@]}"; do - # The chosen targets need to be in PYTHON_TARGETS as well. - # This is in order to enforce correct dependencies on packages - # supporting multiple implementations. - requse+=" python_single_target_${i}? ( python_targets_${i} )" - python_export "${i}" PYTHON_PKG_DEP # 1) well, python-exec would suffice as an RDEP # but no point in making this overcomplex, BDEP doesn't hurt anyone @@ -276,13 +240,6 @@ _python_single_set_globals() { die "PYTHON_REQUIRED_USE integrity check failed" fi - if [[ ${PYTHON_USEDEP} != "${usedep}" ]]; then - eerror "PYTHON_USEDEP have changed between inherits!" - eerror "Before: ${PYTHON_USEDEP}" - eerror "Now : ${usedep}" - die "PYTHON_USEDEP integrity check failed" - fi - if [[ ${PYTHON_SINGLE_USEDEP} != "${single_usedep}" ]]; then eerror "PYTHON_SINGLE_USEDEP have changed between inherits!" eerror "Before: ${PYTHON_SINGLE_USEDEP}" @@ -292,10 +249,10 @@ _python_single_set_globals() { else PYTHON_DEPS=${deps} PYTHON_REQUIRED_USE=${requse} - PYTHON_USEDEP=${usedep} + PYTHON_USEDEP='%PYTHON_USEDEP-HAS-BEEN-REMOVED%' PYTHON_SINGLE_USEDEP=${single_usedep} - readonly PYTHON_DEPS PYTHON_REQUIRED_USE PYTHON_USEDEP \ - PYTHON_SINGLE_USEDEP + readonly PYTHON_DEPS PYTHON_REQUIRED_USE PYTHON_SINGLE_USEDEP \ + PYTHON_USEDEP fi } _python_single_set_globals @@ -305,45 +262,29 @@ if [[ ! ${_PYTHON_SINGLE_R1} ]]; then # @FUNCTION: _python_gen_usedep # @INTERNAL -# @USAGE: <-s|-u> [<pattern>...] +# @USAGE: [<pattern>...] # @DESCRIPTION: # Output a USE dependency string for Python implementations which # are both in PYTHON_COMPAT and match any of the patterns passed # as parameters to the function. # -# The first argument specifies USE-dependency type: '-s' for new-style -# PYTHON_SINGLE_USEDEP, '-u' for backwards-compatible PYTHON_USEDEP. -# # The patterns can be either fnmatch-style patterns (matched via bash # == operator against PYTHON_COMPAT values) or '-2' / '-3' to indicate # appropriately all enabled Python 2/3 implementations (alike # python_is_python3). Remember to escape or quote the fnmatch patterns # to prevent accidental shell filename expansion. # -# This is an internal function used to implement python_gen_cond_dep -# and deprecated python_gen_usedep. +# This is an internal function used to implement python_gen_cond_dep. _python_gen_usedep() { debug-print-function ${FUNCNAME} "${@}" - local mode=${1} - shift local impl matches=() for impl in "${_PYTHON_SUPPORTED_IMPLS[@]}"; do if _python_impl_matches "${impl}" "${@}"; then - case ${mode} in - -s) - matches+=( - "python_single_target_${impl}(-)?" - ) - ;; - -u) - matches+=( - "python_targets_${impl}(-)?" - "python_single_target_${impl}(+)?" - ) - ;; - esac + matches+=( + "python_single_target_${impl}(-)?" + ) fi done @@ -353,46 +294,6 @@ _python_gen_usedep() { echo "${out// /,}" } -# @FUNCTION: python_gen_usedep -# @USAGE: <pattern> [...] -# @DESCRIPTION: -# DEPRECATED. Please use python_gen_cond_dep instead. -# -# Output a USE dependency string for Python implementations which -# are both in PYTHON_COMPAT and match any of the patterns passed -# as parameters to the function. -# -# The patterns can be either fnmatch-style patterns (matched via bash -# == operator against PYTHON_COMPAT values) or '-2' / '-3' to indicate -# appropriately all enabled Python 2/3 implementations (alike -# python_is_python3). Remember to escape or quote the fnmatch patterns -# to prevent accidental shell filename expansion. -# -# When all implementations are requested, please use ${PYTHON_USEDEP} -# instead. Please also remember to set an appropriate REQUIRED_USE -# to avoid ineffective USE flags. -# -# Example: -# @CODE -# PYTHON_COMPAT=( python{2_7,3_4} ) -# DEPEND="doc? ( dev-python/epydoc[$(python_gen_usedep 'python2*')] )" -# @CODE -# -# It will cause the dependency to look like: -# @CODE -# DEPEND="doc? ( dev-python/epydoc[python_targets_python2_7(-)?,...] )" -# @CODE -python_gen_usedep() { - debug-print-function ${FUNCNAME} "${@}" - - # output only once, during some reasonable phase - # (avoid spamming cache regen runs) - if [[ ${EBUILD_PHASE} == setup ]]; then - eqawarn "python_gen_usedep() is deprecated. Please use python_gen_cond_dep instead." - fi - _python_gen_usedep -u "${@}" -} - # @FUNCTION: python_gen_useflags # @USAGE: [<pattern>...] # @DESCRIPTION: @@ -444,10 +345,9 @@ python_gen_useflags() { # to prevent accidental shell filename expansion. # # In order to enforce USE constraints on the packages, verbatim -# '${PYTHON_USEDEP}', '${PYTHON_SINGLE_USEDEP}' -# and '${PYTHON_MULTI_USEDEP}' (quoted!) may be placed in the dependency -# specification. It will get expanded within the function into a proper -# USE dependency string. +# '${PYTHON_SINGLE_USEDEP}' and '${PYTHON_MULTI_USEDEP}' (quoted!) may +# be placed in the dependency specification. It will get expanded within +# the function into a proper USE dependency string. # # Example: # @CODE @@ -473,15 +373,11 @@ python_gen_cond_dep() { for impl in "${_PYTHON_SUPPORTED_IMPLS[@]}"; do if _python_impl_matches "${impl}" "${@}"; then - # substitute ${PYTHON_USEDEP} if used - # (since python_gen_usedep() will not return ${PYTHON_USEDEP} - # the code is run at most once) - if [[ ${dep} == *'${PYTHON_USEDEP}'* ]]; then - local usedep=$(_python_gen_usedep -u "${@}") - dep=${dep//\$\{PYTHON_USEDEP\}/${usedep}} - fi + # substitute ${PYTHON_SINGLE_USEDEP} if used + # (since python_gen_usedep() will not return + # ${PYTHON_SINGLE_USEDEP}, the code is run at most once) if [[ ${dep} == *'${PYTHON_SINGLE_USEDEP}'* ]]; then - local usedep=$(_python_gen_usedep -s "${@}") + local usedep=$(_python_gen_usedep "${@}") dep=${dep//\$\{PYTHON_SINGLE_USEDEP\}/${usedep}} fi local multi_usedep="python_targets_${impl}(-)" @@ -586,15 +482,6 @@ python_setup() { die "More than one implementation in PYTHON_SINGLE_TARGET." fi - if ! use "python_targets_${impl}"; then - eerror "The implementation chosen as PYTHON_SINGLE_TARGET must be added" - eerror "to PYTHON_TARGETS as well. This is in order to ensure that" - eerror "dependencies are satisfied correctly. We're sorry" - eerror "for the inconvenience." - echo - die "Build target (${impl}) not in PYTHON_TARGETS." - fi - python_export "${impl}" EPYTHON PYTHON python_wrapper_setup fi @@ -607,7 +494,7 @@ python_setup() { eerror eerror "${_PYTHON_SUPPORTED_IMPLS[@]}" echo - die "No supported Python implementation in PYTHON_SINGLE_TARGET/PYTHON_TARGETS." + die "No supported Python implementation in PYTHON_SINGLE_TARGET." fi } |