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FindPython: ensure virtual environments are correctly handled

Browse Source 
Fixes: #19525
This commit is contained in:
Marc Chevrier
2019-08-03 16:24:20 +02:00
parent 2a5d077a89
commit 7ed84b1e8f
4 changed files with 316 additions and 189 deletions
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6
Modules/FindPython.cmake
View File

@@ -237,6 +237,12 @@ Hints
``NEVER`` to select preferably the interpreter from the virtual
environment.
.. note::
If the component ``Development`` is requested, it is **strongly**
recommended to also include the component ``Interpreter`` to get expected
result.
Commands
^^^^^^^^

487
Modules/FindPython/Support.cmake
View File

@@ -241,6 +241,85 @@ function (_PYTHON_GET_NAMES _PYTHON_PGN_NAMES)
set (${_PYTHON_PGN_NAMES} ${names} PARENT_SCOPE)
endfunction()
function (_PYTHON_GET_CONFIG_VAR _PYTHON_PGCV_VALUE NAME)
unset (${_PYTHON_PGCV_VALUE} PARENT_SCOPE)
if (NOT NAME MATCHES "^(PREFIX|ABIFLAGS|CONFIGDIR|INCLUDES|LIBS)$")
return()
endif()
if (_${_PYTHON_PREFIX}_CONFIG)
set (config_flag "--${NAME}")
string (TOLOWER "${config_flag}" config_flag)
execute_process (COMMAND "${_${_PYTHON_PREFIX}_CONFIG}" ${config_flag}
RESULT_VARIABLE _result
OUTPUT_VARIABLE _values
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if (_result)
unset (_values)
else()
if (NAME STREQUAL "INCLUDES")
# do some clean-up
string (REGEX MATCHALL "-I[^ ]+" _values "${_values}")
string (REPLACE "-I" "" _values "${_values}")
list (REMOVE_DUPLICATES _values)
endif()
endif()
endif()
if (${_PYTHON_PREFIX}_EXECUTABLE AND NOT CMAKE_CROSSCOMPILING)
if (NAME STREQUAL "PREFIX")
execute_process (COMMAND "${${_PYTHON_PREFIX}_EXECUTABLE}" -c "import sys; from distutils import sysconfig; sys.stdout.write(';'.join([sysconfig.PREFIX,sysconfig.EXEC_PREFIX,sysconfig.BASE_EXEC_PREFIX]))"
RESULT_VARIABLE _result
OUTPUT_VARIABLE _values
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if (_result)
unset (_values)
else()
list (REMOVE_DUPLICATES _values)
endif()
elseif (NAME STREQUAL "INCLUDES")
execute_process (COMMAND "${${_PYTHON_PREFIX}_EXECUTABLE}" -c "import sys; from distutils import sysconfig; sys.stdout.write(';'.join([sysconfig.get_python_inc(plat_specific=True),sysconfig.get_python_inc(plat_specific=False)]))"
RESULT_VARIABLE _result
OUTPUT_VARIABLE _values
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if (_result)
unset (_values)
endif()
else()
set (config_flag "${NAME}")
if (NAME STREQUAL "CONFIGDIR")
set (config_flag "LIBPL")
endif()
execute_process (COMMAND "${${_PYTHON_PREFIX}_EXECUTABLE}" -c "import sys; from distutils import sysconfig; sys.stdout.write(sysconfig.get_config_var('${config_flag}'))"
RESULT_VARIABLE _result
OUTPUT_VARIABLE _values
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if (_result)
unset (_values)
endif()
endif()
endif()
if (NOT _values OR _values STREQUAL "None")
return()
endif()
if (NAME STREQUAL "LIBS")
# do some clean-up
string (REGEX MATCHALL "-[l][^ ]+" _values "${_values}")
# remove elements relative to python library itself
list (FILTER _values EXCLUDE REGEX "-lpython")
list (REMOVE_DUPLICATES _values)
endif()
set (${_PYTHON_PGCV_VALUE} "${_values}" PARENT_SCOPE)
endfunction()
function (_PYTHON_VALIDATE_INTERPRETER)
if (NOT ${_PYTHON_PREFIX}_EXECUTABLE)
@@ -1147,114 +1226,90 @@ if ("Development" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS
endif()
endif()
# if python interpreter is found, use its location and version to ensure consistency
# between interpreter and development environment
unset (_${_PYTHON_PREFIX}_PREFIX)
unset (_${_PYTHON_PREFIX}_EXEC_PREFIX)
unset (_${_PYTHON_PREFIX}_BASE_EXEC_PREFIX)
if (${_PYTHON_PREFIX}_Interpreter_FOUND)
execute_process (COMMAND "${${_PYTHON_PREFIX}_EXECUTABLE}" -c
"import sys; from distutils import sysconfig; sys.stdout.write(sysconfig.EXEC_PREFIX)"
RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT
OUTPUT_VARIABLE _${_PYTHON_PREFIX}_EXEC_PREFIX
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if (_${_PYTHON_PREFIX}_RESULT)
unset (_${_PYTHON_PREFIX}_EXEC_PREFIX)
# if python interpreter is found, use it to ensure consistency
# between interpreter and development environment.
# If not, try to locate a compatible config tool
if (NOT ${_PYTHON_PREFIX}_Interpreter_FOUND OR CMAKE_CROSSCOMPILING)
set (_${_PYTHON_PREFIX}_HINTS "${${_PYTHON_PREFIX}_ROOT_DIR}" ENV ${_PYTHON_PREFIX}_ROOT_DIR)
unset (_${_PYTHON_PREFIX}_VIRTUALENV_PATHS)
if (_${_PYTHON_PREFIX}_FIND_VIRTUALENV MATCHES "^(FIRST|ONLY)$")
set (_${_PYTHON_PREFIX}_VIRTUALENV_PATHS ENV VIRTUAL_ENV)
endif()
unset (_${_PYTHON_PREFIX}_FRAMEWORK_PATHS)
if (NOT ${_PYTHON_PREFIX}_FIND_VIRTUALENV STREQUAL "STANDARD")
execute_process (COMMAND "${${_PYTHON_PREFIX}_EXECUTABLE}" -c
"import sys; from distutils import sysconfig; sys.stdout.write(sysconfig.BASE_EXEC_PREFIX)"
RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT
OUTPUT_VARIABLE _${_PYTHON_PREFIX}_BASE_EXEC_PREFIX
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if (_${_PYTHON_PREFIX}_RESULT)
unset (_${_PYTHON_PREFIX}_BASE_EXEC_PREFIX)
if (_${_PYTHON_PREFIX}_FIND_STRATEGY STREQUAL "LOCATION")
set (_${_PYTHON_PREFIX}_CONFIG_NAMES)
foreach (_${_PYTHON_PREFIX}_VERSION IN LISTS _${_PYTHON_PREFIX}_FIND_VERSIONS)
_python_get_names (_${_PYTHON_PREFIX}_VERSION_NAMES VERSION ${_${_PYTHON_PREFIX}_VERSION} POSIX CONFIG)
list (APPEND _${_PYTHON_PREFIX}_CONFIG_NAMES ${_${_PYTHON_PREFIX}_VERSION_NAMES})
# Framework Paths
_python_get_frameworks (_${_PYTHON_PREFIX}_VERSION_PATHS ${_${_PYTHON_PREFIX}_VERSION})
list (APPEND _${_PYTHON_PREFIX}_FRAMEWORK_PATHS ${_${_PYTHON_PREFIX}_VERSION_PATHS})
endforeach()
# Apple frameworks handling
if (CMAKE_HOST_APPLE AND _${_PYTHON_PREFIX}_FIND_FRAMEWORK STREQUAL "FIRST")
find_program (${_PYTHON_PREFIX}_CONFIG
NAMES ${_${_PYTHON_PREFIX}_CONFIG_NAMES}
NAMES_PER_DIR
HINTS ${_${_PYTHON_PREFIX}_HINTS}
PATHS ${_${_PYTHON_PREFIX}_VIRTUALENV_PATHS}
${_${_PYTHON_PREFIX}_FRAMEWORK_PATHS}
PATH_SUFFIXES bin
NO_CMAKE_PATH
NO_CMAKE_ENVIRONMENT_PATH
NO_SYSTEM_ENVIRONMENT_PATH
NO_CMAKE_SYSTEM_PATH)
endif()
endif()
endif()
set (_${_PYTHON_PREFIX}_BASE_HINTS "${_${_PYTHON_PREFIX}_EXEC_PREFIX}" "${_${_PYTHON_PREFIX}_BASE_EXEC_PREFIX}" "${${_PYTHON_PREFIX}_ROOT_DIR}" ENV ${_PYTHON_PREFIX}_ROOT_DIR)
set (_${_PYTHON_PREFIX}_HINTS ${_${_PYTHON_PREFIX}_BASE_HINTS})
if (_${_PYTHON_PREFIX}_FIND_STRATEGY STREQUAL "LOCATION")
set (_${_PYTHON_PREFIX}_CONFIG_NAMES)
foreach (_${_PYTHON_PREFIX}_VERSION IN LISTS _${_PYTHON_PREFIX}_FIND_VERSIONS)
_python_get_names (_${_PYTHON_PREFIX}_VERSION_NAMES VERSION ${_${_PYTHON_PREFIX}_VERSION} POSIX CONFIG)
list (APPEND _${_PYTHON_PREFIX}_CONFIG_NAMES ${_${_PYTHON_PREFIX}_VERSION_NAMES})
endforeach()
find_program (_${_PYTHON_PREFIX}_CONFIG
NAMES ${_${_PYTHON_PREFIX}_CONFIG_NAMES}
NAMES_PER_DIR
HINTS ${_${_PYTHON_PREFIX}_HINTS}
PATH_SUFFIXES bin)
if (_${_PYTHON_PREFIX}_CONFIG)
execute_process (COMMAND "${_${_PYTHON_PREFIX}_CONFIG}" --abiflags
RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT
OUTPUT_VARIABLE __${_PYTHON_PREFIX}_ABIFLAGS
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if (_${_PYTHON_PREFIX}_RESULT)
# assume ABI is not supported
set (__${_PYTHON_PREFIX}_ABIFLAGS "")
endif()
if (DEFINED _${_PYTHON_PREFIX}_FIND_ABI AND NOT __${_PYTHON_PREFIX}_ABIFLAGS IN_LIST _${_PYTHON_PREFIX}_ABIFLAGS)
# Wrong ABI
unset (_${_PYTHON_PREFIX}_CONFIG CACHE)
endif()
endif()
if (_${_PYTHON_PREFIX}_CONFIG AND DEFINED CMAKE_LIBRARY_ARCHITECTURE)
# check that config tool match library architecture
execute_process (COMMAND "${_${_PYTHON_PREFIX}_CONFIG}" --configdir
RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT
OUTPUT_VARIABLE _${_PYTHON_PREFIX}_CONFIGDIR
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if (_${_PYTHON_PREFIX}_RESULT)
unset (_${_PYTHON_PREFIX}_CONFIG CACHE)
else()
string(FIND "${_${_PYTHON_PREFIX}_CONFIGDIR}" "${CMAKE_LIBRARY_ARCHITECTURE}" _${_PYTHON_PREFIX}_RESULT)
if (_${_PYTHON_PREFIX}_RESULT EQUAL -1)
unset (_${_PYTHON_PREFIX}_CONFIG CACHE)
endif()
endif()
endif()
else()
foreach (_${_PYTHON_PREFIX}_VERSION IN LISTS _${_PYTHON_PREFIX}_FIND_VERSIONS)
# try to use pythonX.Y-config tool
_python_get_names (_${_PYTHON_PREFIX}_CONFIG_NAMES VERSION ${_${_PYTHON_PREFIX}_VERSION} POSIX CONFIG)
find_program (_${_PYTHON_PREFIX}_CONFIG
NAMES ${_${_PYTHON_PREFIX}_CONFIG_NAMES}
NAMES_PER_DIR
HINTS ${_${_PYTHON_PREFIX}_HINTS}
PATHS ${_${_PYTHON_PREFIX}_VIRTUALENV_PATHS}
PATH_SUFFIXES bin)
unset (_${_PYTHON_PREFIX}_CONFIG_NAMES)
if (NOT _${_PYTHON_PREFIX}_CONFIG)
continue()
# Apple frameworks handling
if (CMAKE_HOST_APPLE AND _${_PYTHON_PREFIX}_FIND_FRAMEWORK STREQUAL "LAST")
find_program (_${_PYTHON_PREFIX}_CONFIG
NAMES ${_${_PYTHON_PREFIX}_CONFIG_NAMES}
NAMES_PER_DIR
PATHS ${_${_PYTHON_PREFIX}_FRAMEWORK_PATHS}
PATH_SUFFIXES bin
NO_DEFAULT_PATH)
endif()
execute_process (COMMAND "${_${_PYTHON_PREFIX}_CONFIG}" --abiflags
RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT
OUTPUT_VARIABLE __${_PYTHON_PREFIX}_ABIFLAGS
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if (_${_PYTHON_PREFIX}_RESULT)
# assume ABI is not supported
set (__${_PYTHON_PREFIX}_ABIFLAGS "")
endif()
if (DEFINED _${_PYTHON_PREFIX}_FIND_ABI AND NOT __${_PYTHON_PREFIX}_ABIFLAGS IN_LIST _${_PYTHON_PREFIX}_ABIFLAGS)
# Wrong ABI
unset (_${_PYTHON_PREFIX}_CONFIG CACHE)
continue()
if (_${_PYTHON_PREFIX}_CONFIG)
execute_process (COMMAND "${_${_PYTHON_PREFIX}_CONFIG}" --help
RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT
OUTPUT_VARIABLE __${_PYTHON_PREFIX}_HELP
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if (_${_PYTHON_PREFIX}_RESULT)
# assume config tool is not usable
unset (_${_PYTHON_PREFIX}_CONFIG CACHE)
endif()
endif()
if (DEFINED CMAKE_LIBRARY_ARCHITECTURE)
if (_${_PYTHON_PREFIX}_CONFIG)
execute_process (COMMAND "${_${_PYTHON_PREFIX}_CONFIG}" --abiflags
RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT
OUTPUT_VARIABLE __${_PYTHON_PREFIX}_ABIFLAGS
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if (_${_PYTHON_PREFIX}_RESULT)
# assume ABI is not supported
set (__${_PYTHON_PREFIX}_ABIFLAGS "")
endif()
if (DEFINED _${_PYTHON_PREFIX}_FIND_ABI AND NOT __${_PYTHON_PREFIX}_ABIFLAGS IN_LIST _${_PYTHON_PREFIX}_ABIFLAGS)
# Wrong ABI
unset (_${_PYTHON_PREFIX}_CONFIG CACHE)
endif()
endif()
if (_${_PYTHON_PREFIX}_CONFIG AND DEFINED CMAKE_LIBRARY_ARCHITECTURE)
# check that config tool match library architecture
execute_process (COMMAND "${_${_PYTHON_PREFIX}_CONFIG}" --configdir
RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT
@@ -1263,62 +1318,132 @@ if ("Development" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS
OUTPUT_STRIP_TRAILING_WHITESPACE)
if (_${_PYTHON_PREFIX}_RESULT)
unset (_${_PYTHON_PREFIX}_CONFIG CACHE)
else()
string(FIND "${_${_PYTHON_PREFIX}_CONFIGDIR}" "${CMAKE_LIBRARY_ARCHITECTURE}" _${_PYTHON_PREFIX}_RESULT)
if (_${_PYTHON_PREFIX}_RESULT EQUAL -1)
unset (_${_PYTHON_PREFIX}_CONFIG CACHE)
endif()
endif()
endif()
else()
foreach (_${_PYTHON_PREFIX}_VERSION IN LISTS _${_PYTHON_PREFIX}_FIND_VERSIONS)
# try to use pythonX.Y-config tool
_python_get_names (_${_PYTHON_PREFIX}_CONFIG_NAMES VERSION ${_${_PYTHON_PREFIX}_VERSION} POSIX CONFIG)
# Framework Paths
_python_get_frameworks (_${_PYTHON_PREFIX}_FRAMEWORK_PATHS ${_${_PYTHON_PREFIX}_VERSION})
# Apple frameworks handling
if (CMAKE_HOST_APPLE AND _${_PYTHON_PREFIX}_FIND_FRAMEWORK STREQUAL "FIRST")
find_program (${_PYTHON_PREFIX}_CONFIG
NAMES ${_${_PYTHON_PREFIX}_CONFIG_NAMES}
NAMES_PER_DIR
HINTS ${_${_PYTHON_PREFIX}_HINTS}
PATHS ${_${_PYTHON_PREFIX}_VIRTUALENV_PATHS}
${_${_PYTHON_PREFIX}_FRAMEWORK_PATHS}
PATH_SUFFIXES bin
NO_CMAKE_PATH
NO_CMAKE_ENVIRONMENT_PATH
NO_SYSTEM_ENVIRONMENT_PATH
NO_CMAKE_SYSTEM_PATH)
endif()
find_program (_${_PYTHON_PREFIX}_CONFIG
NAMES ${_${_PYTHON_PREFIX}_CONFIG_NAMES}
NAMES_PER_DIR
HINTS ${_${_PYTHON_PREFIX}_HINTS}
PATHS ${_${_PYTHON_PREFIX}_VIRTUALENV_PATHS}
PATH_SUFFIXES bin)
# Apple frameworks handling
if (CMAKE_HOST_APPLE AND _${_PYTHON_PREFIX}_FIND_FRAMEWORK STREQUAL "LAST")
find_program (_${_PYTHON_PREFIX}_CONFIG
NAMES ${_${_PYTHON_PREFIX}_CONFIG_NAMES}
NAMES_PER_DIR
PATHS ${_${_PYTHON_PREFIX}_FRAMEWORK_PATHS}
PATH_SUFFIXES bin
NO_DEFAULT_PATH)
endif()
unset (_${_PYTHON_PREFIX}_CONFIG_NAMES)
if (_${_PYTHON_PREFIX}_CONFIG)
execute_process (COMMAND "${_${_PYTHON_PREFIX}_CONFIG}" --help
RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT
OUTPUT_VARIABLE __${_PYTHON_PREFIX}_HELP
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if (_${_PYTHON_PREFIX}_RESULT)
# assume config tool is not usable
unset (_${_PYTHON_PREFIX}_CONFIG CACHE)
endif()
endif()
if (NOT _${_PYTHON_PREFIX}_CONFIG)
continue()
endif()
string(FIND "${_${_PYTHON_PREFIX}_CONFIGDIR}" "${CMAKE_LIBRARY_ARCHITECTURE}" _${_PYTHON_PREFIX}_RESULT)
if (_${_PYTHON_PREFIX}_RESULT EQUAL -1)
execute_process (COMMAND "${_${_PYTHON_PREFIX}_CONFIG}" --abiflags
RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT
OUTPUT_VARIABLE __${_PYTHON_PREFIX}_ABIFLAGS
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if (_${_PYTHON_PREFIX}_RESULT)
# assume ABI is not supported
set (__${_PYTHON_PREFIX}_ABIFLAGS "")
endif()
if (DEFINED _${_PYTHON_PREFIX}_FIND_ABI AND NOT __${_PYTHON_PREFIX}_ABIFLAGS IN_LIST _${_PYTHON_PREFIX}_ABIFLAGS)
# Wrong ABI
unset (_${_PYTHON_PREFIX}_CONFIG CACHE)
continue()
endif()
endif()
if (_${_PYTHON_PREFIX}_CONFIG)
break()
endif()
endforeach()
if (_${_PYTHON_PREFIX}_CONFIG AND DEFINED CMAKE_LIBRARY_ARCHITECTURE)
# check that config tool match library architecture
execute_process (COMMAND "${_${_PYTHON_PREFIX}_CONFIG}" --configdir
RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT
OUTPUT_VARIABLE _${_PYTHON_PREFIX}_CONFIGDIR
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if (_${_PYTHON_PREFIX}_RESULT)
unset (_${_PYTHON_PREFIX}_CONFIG CACHE)
continue()
endif()
string(FIND "${_${_PYTHON_PREFIX}_CONFIGDIR}" "${CMAKE_LIBRARY_ARCHITECTURE}" _${_PYTHON_PREFIX}_RESULT)
if (_${_PYTHON_PREFIX}_RESULT EQUAL -1)
unset (_${_PYTHON_PREFIX}_CONFIG CACHE)
continue()
endif()
endif()
if (_${_PYTHON_PREFIX}_CONFIG)
break()
endif()
endforeach()
endif()
endif()
if (_${_PYTHON_PREFIX}_CONFIG)
if ((${_PYTHON_PREFIX}_Interpreter_FOUND AND NOT CMAKE_CROSSCOMPILING) OR _${_PYTHON_PREFIX}_CONFIG)
# retrieve root install directory
execute_process (COMMAND "${_${_PYTHON_PREFIX}_CONFIG}" --prefix
RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT
OUTPUT_VARIABLE _${_PYTHON_PREFIX}_PREFIX
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if (_${_PYTHON_PREFIX}_RESULT)
# python-config is not usable
unset (_${_PYTHON_PREFIX}_CONFIG CACHE)
endif()
endif()
_python_get_config_var (_${_PYTHON_PREFIX}_PREFIX PREFIX)
if (_${_PYTHON_PREFIX}_CONFIG)
# enforce current ABI
execute_process (COMMAND "${_${_PYTHON_PREFIX}_CONFIG}" --abiflags
RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT
OUTPUT_VARIABLE _${_PYTHON_PREFIX}_ABIFLAGS
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if (_${_PYTHON_PREFIX}_RESULT)
# assume ABI is not supported
set (_${_PYTHON_PREFIX}_ABIFLAGS "")
endif()
_python_get_config_var (_${_PYTHON_PREFIX}_ABIFLAGS ABIFLAGS)
set (_${_PYTHON_PREFIX}_HINTS "${_${_PYTHON_PREFIX}_PREFIX}")
# retrieve library
## compute some paths and artifact names
string (REGEX REPLACE "^.+python([0-9.]+)[a-z]*-config" "\\1" _${_PYTHON_PREFIX}_CONFIG_VERSION "${_${_PYTHON_PREFIX}_CONFIG}")
_python_get_path_suffixes (_${_PYTHON_PREFIX}_PATH_SUFFIXES VERSION ${_${_PYTHON_PREFIX}_CONFIG_VERSION} LIBRARY)
_python_get_names (_${_PYTHON_PREFIX}_LIB_NAMES VERSION ${_${_PYTHON_PREFIX}_CONFIG_VERSION} POSIX LIBRARY)
execute_process (COMMAND "${_${_PYTHON_PREFIX}_CONFIG}" --configdir
RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT
OUTPUT_VARIABLE _${_PYTHON_PREFIX}_CONFIGDIR
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if (NOT _${_PYTHON_PREFIX}_RESULT)
list (APPEND _${_PYTHON_PREFIX}_HINTS "${_${_PYTHON_PREFIX}_CONFIGDIR}")
if (_${_PYTHON_PREFIX}_CONFIG)
string (REGEX REPLACE "^.+python([0-9.]+)[a-z]*-config" "\\1" _${_PYTHON_PREFIX}_LIB_VERSION "${_${_PYTHON_PREFIX}_CONFIG}")
else()
set (_${_PYTHON_PREFIX}_LIB_VERSION "${${_PYTHON_PREFIX}_VERSION_MAJOR}.${${_PYTHON_PREFIX}_VERSION_MINOR}")
endif()
_python_get_path_suffixes (_${_PYTHON_PREFIX}_PATH_SUFFIXES VERSION ${_${_PYTHON_PREFIX}_LIB_VERSION} LIBRARY)
_python_get_names (_${_PYTHON_PREFIX}_LIB_NAMES VERSION ${_${_PYTHON_PREFIX}_LIB_VERSION} POSIX LIBRARY)
_python_get_config_var (_${_PYTHON_PREFIX}_CONFIGDIR CONFIGDIR)
list (APPEND _${_PYTHON_PREFIX}_HINTS "${_${_PYTHON_PREFIX}_CONFIGDIR}")
list (APPEND _${_PYTHON_PREFIX}_HINTS "${${_PYTHON_PREFIX}_ROOT_DIR}" ENV ${_PYTHON_PREFIX}_ROOT_DIR)
@@ -1344,28 +1469,23 @@ if ("Development" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS
endif()
# retrieve include directory
execute_process (COMMAND "${_${_PYTHON_PREFIX}_CONFIG}" --includes
RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT
OUTPUT_VARIABLE _${_PYTHON_PREFIX}_FLAGS
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if (NOT _${_PYTHON_PREFIX}_RESULT)
# retrieve include directory
string (REGEX MATCHALL "-I[^ ]+" _${_PYTHON_PREFIX}_INCLUDE_DIRS "${_${_PYTHON_PREFIX}_FLAGS}")
string (REPLACE "-I" "" _${_PYTHON_PREFIX}_INCLUDE_DIRS "${_${_PYTHON_PREFIX}_INCLUDE_DIRS}")
list (REMOVE_DUPLICATES _${_PYTHON_PREFIX}_INCLUDE_DIRS)
_python_get_config_var (_${_PYTHON_PREFIX}_INCLUDE_DIRS INCLUDES)
find_path (${_PYTHON_PREFIX}_INCLUDE_DIR
NAMES Python.h
HINTS ${_${_PYTHON_PREFIX}_INCLUDE_DIRS}
NO_SYSTEM_ENVIRONMENT_PATH
NO_CMAKE_SYSTEM_PATH)
endif()
find_path (${_PYTHON_PREFIX}_INCLUDE_DIR
NAMES Python.h
HINTS ${_${_PYTHON_PREFIX}_INCLUDE_DIRS}
NO_SYSTEM_ENVIRONMENT_PATH
NO_CMAKE_SYSTEM_PATH)
endif()
# Rely on HINTS and standard paths if config tool failed to locate artifacts
# Rely on HINTS and standard paths if interpreter or config tool failed to locate artifacts
if (NOT ${_PYTHON_PREFIX}_LIBRARY_RELEASE OR NOT ${_PYTHON_PREFIX}_INCLUDE_DIR)
set (_${_PYTHON_PREFIX}_HINTS ${_${_PYTHON_PREFIX}_BASE_HINTS})
set (_${_PYTHON_PREFIX}_HINTS "${${_PYTHON_PREFIX}_ROOT_DIR}" ENV ${_PYTHON_PREFIX}_ROOT_DIR)
unset (_${_PYTHON_PREFIX}_VIRTUALENV_PATHS)
if (_${_PYTHON_PREFIX}_FIND_VIRTUALENV MATCHES "^(FIRST|ONLY)$")
set (_${_PYTHON_PREFIX}_VIRTUALENV_PATHS ENV VIRTUAL_ENV)
endif()
if (_${_PYTHON_PREFIX}_FIND_STRATEGY STREQUAL "LOCATION")
unset (_${_PYTHON_PREFIX}_LIB_NAMES)
@@ -1399,7 +1519,8 @@ if ("Development" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS
NAMES ${_${_PYTHON_PREFIX}_LIB_NAMES}
NAMES_PER_DIR
HINTS ${_${_PYTHON_PREFIX}_HINTS}
PATHS ${_${_PYTHON_PREFIX}_FRAMEWORK_PATHS}
PATHS ${_${_PYTHON_PREFIX}_VIRTUALENV_PATHS}
${_${_PYTHON_PREFIX}_FRAMEWORK_PATHS}
PATH_SUFFIXES ${_${_PYTHON_PREFIX}_PATH_SUFFIXES}
NO_CMAKE_PATH
NO_CMAKE_ENVIRONMENT_PATH
@@ -1412,7 +1533,8 @@ if ("Development" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS
NAMES ${_${_PYTHON_PREFIX}_LIB_NAMES}
NAMES_PER_DIR
HINTS ${_${_PYTHON_PREFIX}_HINTS}
PATHS ${_${_PYTHON_PREFIX}_REGISTRY_PATHS}
PATHS ${_${_PYTHON_PREFIX}_VIRTUALENV_PATHS}
${_${_PYTHON_PREFIX}_REGISTRY_PATHS}
PATH_SUFFIXES ${_${_PYTHON_PREFIX}_PATH_SUFFIXES}
NO_SYSTEM_ENVIRONMENT_PATH
NO_CMAKE_SYSTEM_PATH)
@@ -1423,6 +1545,7 @@ if ("Development" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS
NAMES ${_${_PYTHON_PREFIX}_LIB_NAMES}
NAMES_PER_DIR
HINTS ${_${_PYTHON_PREFIX}_HINTS}
PATHS ${_${_PYTHON_PREFIX}_VIRTUALENV_PATHS}
PATH_SUFFIXES ${_${_PYTHON_PREFIX}_PATH_SUFFIXES}
NO_SYSTEM_ENVIRONMENT_PATH
NO_CMAKE_SYSTEM_PATH)
@@ -1474,7 +1597,8 @@ if ("Development" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS
NAMES ${_${_PYTHON_PREFIX}_LIB_NAMES_DEBUG}
NAMES_PER_DIR
HINTS ${_${_PYTHON_PREFIX}_HINTS}
PATHS ${_${_PYTHON_PREFIX}_REGISTRY_PATHS}
PATHS ${_${_PYTHON_PREFIX}_VIRTUALENV_PATHS}
${_${_PYTHON_PREFIX}_REGISTRY_PATHS}
PATH_SUFFIXES lib libs
NO_SYSTEM_ENVIRONMENT_PATH
NO_CMAKE_SYSTEM_PATH)
@@ -1484,7 +1608,8 @@ if ("Development" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS
NAMES ${_${_PYTHON_PREFIX}_LIB_NAMES_DEBUG}
NAMES_PER_DIR
HINTS ${_${_PYTHON_PREFIX}_HINTS}
PATHS ${__${_PYTHON_PREFIX}_REGISTRY_PATHS}
PATHS ${_${_PYTHON_PREFIX}_VIRTUALENV_PATHS}
${__${_PYTHON_PREFIX}_REGISTRY_PATHS}
PATH_SUFFIXES lib libs)
# extract version from library name
@@ -1510,7 +1635,8 @@ if ("Development" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS
NAMES ${_${_PYTHON_PREFIX}_LIB_NAMES}
NAMES_PER_DIR
HINTS ${_${_PYTHON_PREFIX}_HINTS}
PATHS ${_${_PYTHON_PREFIX}_FRAMEWORK_PATHS}
PATHS ${_${_PYTHON_PREFIX}_VIRTUALENV_PATHS}
${_${_PYTHON_PREFIX}_FRAMEWORK_PATHS}
PATH_SUFFIXES ${_${_PYTHON_PREFIX}_PATH_SUFFIXES}
NO_CMAKE_PATH
NO_CMAKE_ENVIRONMENT_PATH
@@ -1523,7 +1649,8 @@ if ("Development" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS
NAMES ${_${_PYTHON_PREFIX}_LIB_NAMES}
NAMES_PER_DIR
HINTS ${_${_PYTHON_PREFIX}_HINTS}
PATHS ${_${_PYTHON_PREFIX}_REGISTRY_PATHS}
PATHS ${_${_PYTHON_PREFIX}_VIRTUALENV_PATHS}
${_${_PYTHON_PREFIX}_REGISTRY_PATHS}
PATH_SUFFIXES ${_${_PYTHON_PREFIX}_PATH_SUFFIXES}
NO_SYSTEM_ENVIRONMENT_PATH
NO_CMAKE_SYSTEM_PATH)
@@ -1534,6 +1661,7 @@ if ("Development" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS
NAMES ${_${_PYTHON_PREFIX}_LIB_NAMES}
NAMES_PER_DIR
HINTS ${_${_PYTHON_PREFIX}_HINTS}
PATHS ${_${_PYTHON_PREFIX}_VIRTUALENV_PATHS}
PATH_SUFFIXES ${_${_PYTHON_PREFIX}_PATH_SUFFIXES}
NO_SYSTEM_ENVIRONMENT_PATH
NO_CMAKE_SYSTEM_PATH)
@@ -1575,7 +1703,8 @@ if ("Development" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS
NAMES ${_${_PYTHON_PREFIX}_LIB_NAMES_DEBUG}
NAMES_PER_DIR
HINTS ${_${_PYTHON_PREFIX}_HINTS}
PATHS ${_${_PYTHON_PREFIX}_REGISTRY_PATHS}
PATHS ${_${_PYTHON_PREFIX}_VIRTUALENV_PATHS}
${_${_PYTHON_PREFIX}_REGISTRY_PATHS}
PATH_SUFFIXES lib libs
NO_SYSTEM_ENVIRONMENT_PATH
NO_CMAKE_SYSTEM_PATH)
@@ -1585,7 +1714,8 @@ if ("Development" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS
NAMES ${_${_PYTHON_PREFIX}_LIB_NAMES_DEBUG}
NAMES_PER_DIR
HINTS ${_${_PYTHON_PREFIX}_HINTS}
PATHS ${__${_PYTHON_PREFIX}_REGISTRY_PATHS}
PATHS ${_${_PYTHON_PREFIX}_VIRTUALENV_PATHS}
${__${_PYTHON_PREFIX}_REGISTRY_PATHS}
PATH_SUFFIXES lib libs)
endif()
endif()
@@ -1623,20 +1753,6 @@ if ("Development" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS
if (${_PYTHON_PREFIX}_LIBRARY_RELEASE OR ${_PYTHON_PREFIX}_LIBRARY_DEBUG)
unset (_${_PYTHON_PREFIX}_INCLUDE_HINTS)
if (${_PYTHON_PREFIX}_EXECUTABLE)
# pick up include directory from configuration
execute_process (COMMAND "${${_PYTHON_PREFIX}_EXECUTABLE}" -c
"import sys; import sysconfig; sys.stdout.write(sysconfig.get_path('include'))"
RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT
OUTPUT_VARIABLE _${_PYTHON_PREFIX}_PATH
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if (NOT _${_PYTHON_PREFIX}_RESULT)
file (TO_CMAKE_PATH "${_${_PYTHON_PREFIX}_PATH}" _${_PYTHON_PREFIX}_PATH)
list (APPEND _${_PYTHON_PREFIX}_INCLUDE_HINTS "${_${_PYTHON_PREFIX}_PATH}")
endif()
endif()
foreach (_${_PYTHON_PREFIX}_LIB IN ITEMS ${_PYTHON_PREFIX}_LIBRARY_RELEASE ${_PYTHON_PREFIX}_LIBRARY_DEBUG)
if (${_${_PYTHON_PREFIX}_LIB})
# Use the library's install prefix as a hint
@@ -1664,7 +1780,8 @@ if ("Development" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS
find_path (${_PYTHON_PREFIX}_INCLUDE_DIR
NAMES Python.h
HINTS ${_${_PYTHON_PREFIX}_INCLUDE_HINTS} ${_${_PYTHON_PREFIX}_HINTS}
PATHS ${_${_PYTHON_PREFIX}_FRAMEWORK_PATHS}
PATHS ${_${_PYTHON_PREFIX}_VIRTUALENV_PATHS}
${_${_PYTHON_PREFIX}_FRAMEWORK_PATHS}
PATH_SUFFIXES ${_${_PYTHON_PREFIX}_PATH_SUFFIXES}
NO_CMAKE_PATH
NO_CMAKE_ENVIRONMENT_PATH
@@ -1676,7 +1793,8 @@ if ("Development" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS
find_path (${_PYTHON_PREFIX}_INCLUDE_DIR
NAMES Python.h
HINTS ${_${_PYTHON_PREFIX}_INCLUDE_HINTS} ${_${_PYTHON_PREFIX}_HINTS}
PATHS ${_${_PYTHON_PREFIX}_REGISTRY_PATHS}
PATHS ${_${_PYTHON_PREFIX}_VIRTUALENV_PATHS}
${_${_PYTHON_PREFIX}_REGISTRY_PATHS}
PATH_SUFFIXES ${_${_PYTHON_PREFIX}_PATH_SUFFIXES}
NO_SYSTEM_ENVIRONMENT_PATH
NO_CMAKE_SYSTEM_PATH)
@@ -1697,7 +1815,8 @@ if ("Development" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS
find_path (${_PYTHON_PREFIX}_INCLUDE_DIR
NAMES Python.h
HINTS ${_${_PYTHON_PREFIX}_INCLUDE_HINTS} ${_${_PYTHON_PREFIX}_HINTS}
PATHS ${__${_PYTHON_PREFIX}_FRAMEWORK_PATHS}
PATHS ${_${_PYTHON_PREFIX}_VIRTUALENV_PATHS}
${__${_PYTHON_PREFIX}_FRAMEWORK_PATHS}
${__${_PYTHON_PREFIX}_REGISTRY_PATHS}
PATH_SUFFIXES ${_${_PYTHON_PREFIX}_PATH_SUFFIXES}
NO_SYSTEM_ENVIRONMENT_PATH
@@ -1896,20 +2015,10 @@ if(_${_PYTHON_PREFIX}_CMAKE_ROLE STREQUAL "PROJECT")
endif()
endif()
if (_${_PYTHON_PREFIX}_CONFIG AND _${_PYTHON_PREFIX}_LIBRARY_TYPE STREQUAL "STATIC")
if (_${_PYTHON_PREFIX}_LIBRARY_TYPE STREQUAL "STATIC")
# extend link information with dependent libraries
execute_process (COMMAND "${_${_PYTHON_PREFIX}_CONFIG}" --ldflags
RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT
OUTPUT_VARIABLE _${_PYTHON_PREFIX}_FLAGS
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if (NOT _${_PYTHON_PREFIX}_RESULT)
string (REGEX MATCHALL "-[Ll][^ ]+" _${_PYTHON_PREFIX}_LINK_LIBRARIES "${_${_PYTHON_PREFIX}_FLAGS}")
# remove elements relative to python library itself
list (FILTER _${_PYTHON_PREFIX}_LINK_LIBRARIES EXCLUDE REGEX "-lpython")
foreach (_${_PYTHON_PREFIX}_DIR IN LISTS ${_PYTHON_PREFIX}_LIBRARY_DIRS)
list (FILTER _${_PYTHON_PREFIX}_LINK_LIBRARIES EXCLUDE REGEX "-L${${_PYTHON_PREFIX}_DIR}")
endforeach()
_python_get_config_var (_${_PYTHON_PREFIX}_LINK_LIBRARIES LIBS)
if (_${_PYTHON_PREFIX}_LINK_LIBRARIES)
set_property (TARGET ${__name}
PROPERTY INTERFACE_LINK_LIBRARIES ${_${_PYTHON_PREFIX}_LINK_LIBRARIES})
endif()

6
Modules/FindPython2.cmake
View File

@@ -193,6 +193,12 @@ Hints
``NEVER`` to select preferably the interpreter from the virtual
environment.
.. note::
If the component ``Development`` is requested, it is **strongly**
recommended to also include the component ``Interpreter`` to get expected
result.
Commands
^^^^^^^^

6
Modules/FindPython3.cmake
View File

@@ -234,6 +234,12 @@ Hints
``NEVER`` to select preferably the interpreter from the virtual
environment.
.. note::
If the component ``Development`` is requested, it is **strongly**
recommended to also include the component ``Interpreter`` to get expected
result.
Commands
^^^^^^^^