diff options
Diffstat (limited to 'Modules/FindPython/Support.cmake')
| -rw-r--r-- | Modules/FindPython/Support.cmake | 1414 |
1 files changed, 1414 insertions, 0 deletions
diff --git a/Modules/FindPython/Support.cmake b/Modules/FindPython/Support.cmake new file mode 100644 index 0000000..6d709e1 --- /dev/null +++ b/Modules/FindPython/Support.cmake @@ -0,0 +1,1414 @@ +# Distributed under the OSI-approved BSD 3-Clause License. See accompanying +# file Copyright.txt or https://cmake.org/licensing for details. + +# +# This file is a "template" file used by various FindPython modules. +# + +cmake_policy (VERSION 3.7) + +# +# Initial configuration +# +if (NOT DEFINED _PYTHON_PREFIX) + message (FATAL_ERROR "FindPython: INTERNAL ERROR") +endif() +if (NOT DEFINED _${_PYTHON_PREFIX}_REQUIRED_VERSION_MAJOR) + message (FATAL_ERROR "FindPython: INTERNAL ERROR") +endif() +if (_${_PYTHON_PREFIX}_REQUIRED_VERSION_MAJOR EQUAL 3) + set(_${_PYTHON_PREFIX}_VERSIONS 3.8 3.7 3.6 3.5 3.4 3.3 3.2 3.1 3.0) +elseif (_${_PYTHON_PREFIX}_REQUIRED_VERSION_MAJOR EQUAL 2) + set(_${_PYTHON_PREFIX}_VERSIONS 2.7 2.6 2.5 2.4 2.3 2.2 2.1 2.0) +else() + message (FATAL_ERROR "FindPython: INTERNAL ERROR") +endif() + +get_property(_${_PYTHON_PREFIX}_CMAKE_ROLE GLOBAL PROPERTY CMAKE_ROLE) + + +# +# helper commands +# +macro (_PYTHON_DISPLAY_FAILURE _PYTHON_MSG) + if (${_PYTHON_PREFIX}_FIND_REQUIRED) + message (FATAL_ERROR "${_PYTHON_MSG}") + else() + if (NOT ${_PYTHON_PREFIX}_FIND_QUIETLY) + message(STATUS "${_PYTHON_MSG}") + endif () + endif() + + set (${_PYTHON_PREFIX}_FOUND FALSE) + string (TOUPPER "${_PYTHON_PREFIX}" _${_PYTHON_PREFIX}_UPPER_PREFIX) + set (${_PYTHON_UPPER_PREFIX}_FOUND FALSE) + return() +endmacro() + + +macro (_PYTHON_FIND_FRAMEWORKS) + set (${_PYTHON_PREFIX}_FRAMEWORKS) + if (APPLE) + set (_pff_frameworks ${CMAKE_FRAMEWORK_PATH} + $ENV{CMAKE_FRAMEWORK_PATH} + ~/Library/Frameworks + /usr/local/Frameworks + ${CMAKE_SYSTEM_FRAMEWORK_PATH}) + list (REMOVE_DUPLICATES _pff_frameworks) + foreach (_pff_framework IN LISTS _pff_frameworks) + if (EXISTS ${_pff_framework}/Python.framework) + list (APPEND ${_PYTHON_PREFIX}_FRAMEWORKS ${_pff_framework}/Python.framework) + endif() + endforeach() + unset (_pff_frameworks) + unset (_pff_framework) + endif() +endmacro() + +function (_PYTHON_GET_FRAMEWORKS _PYTHON_PGF_FRAMEWORK_PATHS _PYTHON_VERSION) + set (_PYTHON_FRAMEWORK_PATHS) + foreach (_PYTHON_FRAMEWORK IN LISTS ${_PYTHON_PREFIX}_FRAMEWORKS) + list (APPEND _PYTHON_FRAMEWORK_PATHS + "${_PYTHON_FRAMEWORK}/Versions/${_PYTHON_VERSION}") + endforeach() + set (${_PYTHON_PGF_FRAMEWORK_PATHS} ${_PYTHON_FRAMEWORK_PATHS} PARENT_SCOPE) +endfunction() + + +function (_PYTHON_VALIDATE_INTERPRETER) + if (NOT ${_PYTHON_PREFIX}_EXECUTABLE) + return() + endif() + + if (ARGC EQUAL 1) + set (expected_version ${ARGV0}) + else() + unset (expected_version) + endif() + + get_filename_component (python_name "${${_PYTHON_PREFIX}_EXECUTABLE}" NAME) + + if (expected_version AND NOT python_name STREQUAL "python${expected_version}${CMAKE_EXECUTABLE_SUFFIX}") + # executable found must have a specific version + execute_process (COMMAND "${${_PYTHON_PREFIX}_EXECUTABLE}" -c + "import sys; sys.stdout.write('.'.join([str(x) for x in sys.version_info[:2]]))" + RESULT_VARIABLE result + OUTPUT_VARIABLE version + ERROR_QUIET + OUTPUT_STRIP_TRAILING_WHITESPACE) + if (result OR NOT version EQUAL expected_version) + # interpreter not usable or has wrong major version + set (${_PYTHON_PREFIX}_EXECUTABLE ${_PYTHON_PREFIX}_EXECUTABLE-NOTFOUND CACHE INTERNAL "" FORCE) + return() + endif() + else() + if (NOT python_name STREQUAL "python${_${_PYTHON_PREFIX}_REQUIRED_VERSION_MAJOR}${CMAKE_EXECUTABLE_SUFFIX}") + # executable found do not have version in name + # ensure major version is OK + execute_process (COMMAND "${${_PYTHON_PREFIX}_EXECUTABLE}" -c + "import sys; sys.stdout.write(str(sys.version_info[0]))" + RESULT_VARIABLE result + OUTPUT_VARIABLE version + ERROR_QUIET + OUTPUT_STRIP_TRAILING_WHITESPACE) + if (result OR NOT version EQUAL _${_PYTHON_PREFIX}_REQUIRED_VERSION_MAJOR) + # interpreter not usable or has wrong major version + set (${_PYTHON_PREFIX}_EXECUTABLE ${_PYTHON_PREFIX}_EXECUTABLE-NOTFOUND CACHE INTERNAL "" FORCE) + return() + endif() + endif() + endif() + + if (CMAKE_SIZEOF_VOID_P AND "Development" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS + AND NOT CMAKE_CROSSCOMPILING) + # In this case, interpreter must have same architecture as environment + execute_process (COMMAND "${${_PYTHON_PREFIX}_EXECUTABLE}" -c + "import sys, struct; sys.stdout.write(str(struct.calcsize(\"P\")))" + RESULT_VARIABLE result + OUTPUT_VARIABLE size + ERROR_QUIET + OUTPUT_STRIP_TRAILING_WHITESPACE) + if (result OR NOT size EQUAL CMAKE_SIZEOF_VOID_P) + # interpreter not usable or has wrong architecture + set (${_PYTHON_PREFIX}_EXECUTABLE ${_PYTHON_PREFIX}_EXECUTABLE-NOTFOUND CACHE INTERNAL "" FORCE) + return() + endif() + endif() +endfunction() + + +function (_PYTHON_VALIDATE_COMPILER expected_version) + if (NOT ${_PYTHON_PREFIX}_COMPILER) + return() + endif() + + # retrieve python environment version from compiler + set (working_dir "${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/PythonCompilerVersion.dir") + file (WRITE "${working_dir}/version.py" "import sys; sys.stdout.write('.'.join([str(x) for x in sys.version_info[:2]]))\n") + execute_process (COMMAND "${${_PYTHON_PREFIX}_COMPILER}" /target:exe /embed "${working_dir}/version.py" + WORKING_DIRECTORY "${working_dir}" + OUTPUT_QUIET + ERROR_QUIET + OUTPUT_STRIP_TRAILING_WHITESPACE) + execute_process (COMMAND "${working_dir}/version" + WORKING_DIRECTORY "${working_dir}" + RESULT_VARIABLE result + OUTPUT_VARIABLE version + ERROR_QUIET) + file (REMOVE_RECURSE "${_${_PYTHON_PREFIX}_VERSION_DIR}") + + if (result OR NOT version EQUAL expected_version) + # Compiler not usable or has wrong major version + set (${_PYTHON_PREFIX}_COMPILER ${_PYTHON_PREFIX}_COMPILER-NOTFOUND CACHE INTERNAL "" FORCE) + endif() +endfunction() + + +function (_PYTHON_FIND_RUNTIME_LIBRARY _PYTHON_LIB) + string (REPLACE "_RUNTIME" "" _PYTHON_LIB "${_PYTHON_LIB}") + # look at runtime part on systems supporting it + if (CMAKE_SYSTEM_NAME STREQUAL "Windows" OR + (CMAKE_SYSTEM_NAME MATCHES "MSYS|CYGWIN" + AND ${_PYTHON_LIB} MATCHES "${CMAKE_IMPORT_LIBRARY_SUFFIX}$")) + set (CMAKE_FIND_LIBRARY_SUFFIXES ${CMAKE_SHARED_LIBRARY_SUFFIX}) + # MSYS has a special syntax for runtime libraries + if (CMAKE_SYSTEM_NAME MATCHES "MSYS") + list (APPEND CMAKE_FIND_LIBRARY_PREFIXES "msys-") + endif() + find_library (${ARGV}) + endif() +endfunction() + + +function (_PYTHON_SET_LIBRARY_DIRS _PYTHON_SLD_RESULT) + unset (_PYTHON_DIRS) + set (_PYTHON_LIBS ${ARGV}) + list (REMOVE_AT _PYTHON_LIBS 0) + foreach (_PYTHON_LIB IN LISTS _PYTHON_LIBS) + if (${_PYTHON_LIB}) + get_filename_component (_PYTHON_DIR "${${_PYTHON_LIB}}" DIRECTORY) + list (APPEND _PYTHON_DIRS "${_PYTHON_DIR}") + endif() + endforeach() + if (_PYTHON_DIRS) + list (REMOVE_DUPLICATES _PYTHON_DIRS) + endif() + set (${_PYTHON_SLD_RESULT} ${_PYTHON_DIRS} PARENT_SCOPE) +endfunction() + + +# If major version is specified, it must be the same as internal major version +if (DEFINED ${_PYTHON_PREFIX}_FIND_VERSION_MAJOR + AND NOT ${_PYTHON_PREFIX}_FIND_VERSION_MAJOR VERSION_EQUAL _${_PYTHON_PREFIX}_REQUIRED_VERSION_MAJOR) + _python_display_failure ("Could NOT find ${_PYTHON_PREFIX}: Wrong major version specified is \"${${_PYTHON_PREFIX}_FIND_VERSION_MAJOR}\", but expected major version is \"${_${_PYTHON_PREFIX}_REQUIRED_VERSION_MAJOR}\"") +endif() + + +# handle components +if (NOT ${_PYTHON_PREFIX}_FIND_COMPONENTS) + set (${_PYTHON_PREFIX}_FIND_COMPONENTS Interpreter) + set (${_PYTHON_PREFIX}_FIND_REQUIRED_Interpreter TRUE) +endif() +if ("NumPy" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS) + list (APPEND ${_PYTHON_PREFIX}_FIND_COMPONENTS "Interpreter" "Development") + list (REMOVE_DUPLICATES ${_PYTHON_PREFIX}_FIND_COMPONENTS) +endif() +foreach (_${_PYTHON_PREFIX}_COMPONENT IN LISTS ${_PYTHON_PREFIX}_FIND_COMPONENTS) + set (${_PYTHON_PREFIX}_${_${_PYTHON_PREFIX}_COMPONENT}_FOUND FALSE) +endforeach() +unset (_${_PYTHON_PREFIX}_FIND_VERSIONS) + +# Set versions to search +## default: search any version +set (_${_PYTHON_PREFIX}_FIND_VERSIONS ${_${_PYTHON_PREFIX}_VERSIONS}) + +if (${_PYTHON_PREFIX}_FIND_VERSION_COUNT GREATER 1) + if (${_PYTHON_PREFIX}_FIND_VERSION_EXACT) + set (_${_PYTHON_PREFIX}_FIND_VERSIONS ${${_PYTHON_PREFIX}_FIND_VERSION_MAJOR}.${${_PYTHON_PREFIX}_FIND_VERSION_MINOR}) + else() + unset (_${_PYTHON_PREFIX}_FIND_VERSIONS) + # add all compatible versions + foreach (_${_PYTHON_PREFIX}_VERSION IN LISTS _${_PYTHON_PREFIX}_VERSIONS) + if (_${_PYTHON_PREFIX}_VERSION VERSION_GREATER_EQUAL ${_PYTHON_PREFIX}_FIND_VERSION) + list (APPEND _${_PYTHON_PREFIX}_FIND_VERSIONS ${_${_PYTHON_PREFIX}_VERSION}) + endif() + endforeach() + endif() +endif() + +# Python and Anaconda distributions: define which architectures can be used +if (CMAKE_SIZEOF_VOID_P) + # In this case, search only for 64bit or 32bit + math (EXPR _${_PYTHON_PREFIX}_ARCH "${CMAKE_SIZEOF_VOID_P} * 8") + set (_${_PYTHON_PREFIX}_ARCH2 ${_${_PYTHON_PREFIX}_ARCH}) +else() + # architecture unknown, search for both 64bit and 32bit + set (_${_PYTHON_PREFIX}_ARCH 64) + set (_${_PYTHON_PREFIX}_ARCH2 32) +endif() + +# IronPython support +if (CMAKE_SIZEOF_VOID_P) + # In this case, search only for 64bit or 32bit + math (EXPR _${_PYTHON_PREFIX}_ARCH "${CMAKE_SIZEOF_VOID_P} * 8") + set (_${_PYTHON_PREFIX}_IRON_PYTHON_NAMES ipy${_${_PYTHON_PREFIX}_ARCH} ipy) +else() + # architecture unknown, search for natural interpreter + set (_${_PYTHON_PREFIX}_IRON_PYTHON_NAMES ipy) +endif() +set (_${_PYTHON_PREFIX}_IRON_PYTHON_PATH_SUFFIXES net45 net40) + +# Apple frameworks handling +_python_find_frameworks () + +# Save CMAKE_FIND_APPBUNDLE +if (DEFINED CMAKE_FIND_APPBUNDLE) + set (_${_PYTHON_PREFIX}_CMAKE_FIND_APPBUNDLE ${CMAKE_FIND_APPBUNDLE}) +else() + unset (_${_PYTHON_PREFIX}_CMAKE_FIND_APPBUNDLE) +endif() +# To avoid app bundle lookup +set (CMAKE_FIND_APPBUNDLE "NEVER") + +# Save CMAKE_FIND_FRAMEWORK +if (DEFINED CMAKE_FIND_FRAMEWORK) + set (_${_PYTHON_PREFIX}_CMAKE_FIND_FRAMEWORK ${CMAKE_FIND_FRAMEWORK}) + if (CMAKE_FIND_FRAMEWORK STREQUAL "ONLY") + message (AUTHOR_WARNING "Find${_PYTHON_PREFIX}: CMAKE_FIND_FRAMEWORK: 'ONLY' value is not supported. 'FIRST' will be used instead.") + set (_${_PYTHON_PREFIX}_FIND_FRAMEWORK "FIRST") + else() + set (_${_PYTHON_PREFIX}_FIND_FRAMEWORK ${CMAKE_FIND_FRAMEWORK}) + endif() +else() + unset (_${_PYTHON_PREFIX}_CMAKE_FIND_FRAMEWORK) + set (_${_PYTHON_PREFIX}_FIND_FRAMEWORK "FIRST") +endif() +# To avoid framework lookup +set (CMAKE_FIND_FRAMEWORK "NEVER") + +# Windows Registry handling +if (DEFINED ${_PYTHON_PREFIX}_FIND_REGISTRY) + if (NOT ${_PYTHON_PREFIX}_FIND_REGISTRY MATCHES "^(FIRST|LAST|NEVER)$") + message (AUTHOR_WARNING "Find${_PYTHON_PREFIX}: ${${_PYTHON_PREFIX}_FIND_REGISTRY}: invalid value for '${_PYTHON_PREFIX}_FIND_REGISTRY'. 'FIRST', 'LAST' or 'NEVER' expected.") + set (_${_PYTHON_PREFIX}_FIND_REGISTRY "FIRST") + else() + set (_${_PYTHON_PREFIX}_FIND_REGISTRY ${${_PYTHON_PREFIX}_FIND_REGISTRY}) + endif() +else() + set (_${_PYTHON_PREFIX}_FIND_REGISTRY "FIRST") +endif() + +# virtual environments handling +if (DEFINED ENV{VIRTUAL_ENV}) + if (DEFINED ${_PYTHON_PREFIX}_FIND_VIRTUALENV) + if (NOT ${_PYTHON_PREFIX}_FIND_VIRTUALENV MATCHES "^(FIRST|ONLY|STANDARD)$") + message (AUTHOR_WARNING "Find${_PYTHON_PREFIX}: ${${_PYTHON_PREFIX}_FIND_VIRTUALENV}: invalid value for '${_PYTHON_PREFIX}_FIND_VIRTUALENV'. 'FIRST', 'ONLY' or 'IGNORE' expected.") + set (_${_PYTHON_PREFIX}_FIND_VIRTUALENV "FIRST") + else() + set (_${_PYTHON_PREFIX}_FIND_VIRTUALENV ${${_PYTHON_PREFIX}_FIND_VIRTUALENV}) + endif() + else() + set (_${_PYTHON_PREFIX}_FIND_VIRTUALENV FIRST) + endif() +else() + set (_${_PYTHON_PREFIX}_FIND_VIRTUALENV STANDARD) +endif() + + +unset (_${_PYTHON_PREFIX}_REQUIRED_VARS) +unset (_${_PYTHON_PREFIX}_CACHED_VARS) + + +# first step, search for the interpreter +if ("Interpreter" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS) + list (APPEND _${_PYTHON_PREFIX}_CACHED_VARS ${_PYTHON_PREFIX}_EXECUTABLE) + if (${_PYTHON_PREFIX}_FIND_REQUIRED_Interpreter) + list (APPEND _${_PYTHON_PREFIX}_REQUIRED_VARS ${_PYTHON_PREFIX}_EXECUTABLE) + endif() + + set (_${_PYTHON_PREFIX}_HINTS "${${_PYTHON_PREFIX}_ROOT_DIR}" ENV ${_PYTHON_PREFIX}_ROOT_DIR) + + # look-up for various versions and locations + foreach (_${_PYTHON_PREFIX}_VERSION IN LISTS _${_PYTHON_PREFIX}_FIND_VERSIONS) + string (REPLACE "." "" _${_PYTHON_PREFIX}_VERSION_NO_DOTS ${_${_PYTHON_PREFIX}_VERSION}) + + _python_get_frameworks (_${_PYTHON_PREFIX}_FRAMEWORK_PATHS ${_${_PYTHON_PREFIX}_VERSION}) + + # Virtual environments handling + if (_${_PYTHON_PREFIX}_FIND_VIRTUALENV MATCHES "^(FIRST|ONLY)$") + find_program (${_PYTHON_PREFIX}_EXECUTABLE + NAMES python${_${_PYTHON_PREFIX}_VERSION} + python${_${_PYTHON_PREFIX}_REQUIRED_VERSION_MAJOR} + python + NAMES_PER_DIR + HINTS ${_${_PYTHON_PREFIX}_HINTS} + PATHS ENV VIRTUAL_ENV + PATH_SUFFIXES bin Scripts + NO_CMAKE_PATH + NO_CMAKE_ENVIRONMENT_PATH + NO_SYSTEM_ENVIRONMENT_PATH + NO_CMAKE_SYSTEM_PATH) + + _python_validate_interpreter (${_${_PYTHON_PREFIX}_VERSION}) + if (${_PYTHON_PREFIX}_EXECUTABLE) + break() + endif() + if (_${_PYTHON_PREFIX}_FIND_VIRTUALENV STREQUAL "ONLY") + continue() + endif() + endif() + + # Apple frameworks handling + if (APPLE AND _${_PYTHON_PREFIX}_FIND_FRAMEWORK STREQUAL "FIRST") + find_program (${_PYTHON_PREFIX}_EXECUTABLE + NAMES python${_${_PYTHON_PREFIX}_VERSION} + python${_${_PYTHON_PREFIX}_REQUIRED_VERSION_MAJOR} + NAMES_PER_DIR + PATHS ${_${_PYTHON_PREFIX}_FRAMEWORK_PATHS} + PATH_SUFFIXES bin + NO_CMAKE_PATH + NO_CMAKE_ENVIRONMENT_PATH + NO_SYSTEM_ENVIRONMENT_PATH + NO_CMAKE_SYSTEM_PATH) + endif() + + # Windows registry + if (WIN32 AND _${_PYTHON_PREFIX}_FIND_REGISTRY STREQUAL "FIRST") + find_program (${_PYTHON_PREFIX}_EXECUTABLE + NAMES python${_${_PYTHON_PREFIX}_VERSION} + python${_${_PYTHON_PREFIX}_REQUIRED_VERSION_MAJOR} + python + ${_${_PYTHON_PREFIX}_IRON_PYTHON_NAMES} + NAMES_PER_DIR + HINTS ${_${_PYTHON_PREFIX}_HINTS} + PATHS [HKEY_CURRENT_USER\\SOFTWARE\\Python\\PythonCore\\${_${_PYTHON_PREFIX}_VERSION}-${_${_PYTHON_PREFIX}_ARCH}\\InstallPath] + [HKEY_CURRENT_USER\\SOFTWARE\\Python\\PythonCore\\${_${_PYTHON_PREFIX}_VERSION}-${_${_PYTHON_PREFIX}_ARCH2}\\InstallPath] + [HKEY_CURRENT_USER\\SOFTWARE\\Python\\PythonCore\\${_${_PYTHON_PREFIX}_VERSION}\\InstallPath] + [HKEY_CURRENT_USER\\SOFTWARE\\Python\\ContinuumAnalytics\\Anaconda${_${_PYTHON_PREFIX}_VERSION_NO_DOTS}-${_${_PYTHON_PREFIX}_ARCH}\\InstallPath] + [HKEY_CURRENT_USER\\SOFTWARE\\Python\\ContinuumAnalytics\\Anaconda${_${_PYTHON_PREFIX}_VERSION_NO_DOTS}-${_${_PYTHON_PREFIX}_ARCH2}\\InstallPath] + [HKEY_LOCAL_MACHINE\\SOFTWARE\\Python\\PythonCore\\${_${_PYTHON_PREFIX}_VERSION}-${_${_PYTHON_PREFIX}_ARCH}\\InstallPath] + [HKEY_LOCAL_MACHINE\\SOFTWARE\\Python\\PythonCore\\${_${_PYTHON_PREFIX}_VERSION}-${_${_PYTHON_PREFIX}_ARCH2}\\InstallPath] + [HKEY_LOCAL_MACHINE\\SOFTWARE\\Python\\PythonCore\\${_${_PYTHON_PREFIX}_VERSION}\\InstallPath] + [HKEY_LOCAL_MACHINE\\SOFTWARE\\Python\\ContinuumAnalytics\\Anaconda${_${_PYTHON_PREFIX}_VERSION_NO_DOTS}-${_${_PYTHON_PREFIX}_ARCH}\\InstallPath] + [HKEY_LOCAL_MACHINE\\SOFTWARE\\Python\\ContinuumAnalytics\\Anaconda${_${_PYTHON_PREFIX}_VERSION_NO_DOTS}-${_${_PYTHON_PREFIX}_ARCH2}\\InstallPath] + [HKEY_LOCAL_MACHINE\\SOFTWARE\\IronPython\\${_${_PYTHON_PREFIX}_VERSION}\\InstallPath] + PATH_SUFFIXES bin ${_${_PYTHON_PREFIX}_IRON_PYTHON_PATH_SUFFIXES} + NO_SYSTEM_ENVIRONMENT_PATH + NO_CMAKE_SYSTEM_PATH) + endif() + + # try using HINTS + find_program (${_PYTHON_PREFIX}_EXECUTABLE + NAMES python${_${_PYTHON_PREFIX}_VERSION} + python${_${_PYTHON_PREFIX}_REQUIRED_VERSION_MAJOR} + python + ${_${_PYTHON_PREFIX}_IRON_PYTHON_NAMES} + NAMES_PER_DIR + HINTS ${_${_PYTHON_PREFIX}_HINTS} + PATH_SUFFIXES bin ${_${_PYTHON_PREFIX}_IRON_PYTHON_PATH_SUFFIXES} + NO_SYSTEM_ENVIRONMENT_PATH + NO_CMAKE_SYSTEM_PATH) + # try using standard paths. + if (WIN32) + find_program (${_PYTHON_PREFIX}_EXECUTABLE + NAMES python${_${_PYTHON_PREFIX}_VERSION} + python${_${_PYTHON_PREFIX}_REQUIRED_VERSION_MAJOR} + python + ${_${_PYTHON_PREFIX}_IRON_PYTHON_NAMES} + NAMES_PER_DIR) + else() + find_program (${_PYTHON_PREFIX}_EXECUTABLE + NAMES python${_${_PYTHON_PREFIX}_VERSION} + python${_${_PYTHON_PREFIX}_REQUIRED_VERSION_MAJOR} + NAMES_PER_DIR) + endif() + + # Apple frameworks handling + if (APPLE AND _${_PYTHON_PREFIX}_FIND_FRAMEWORK STREQUAL "LAST") + find_program (${_PYTHON_PREFIX}_EXECUTABLE + NAMES python${_${_PYTHON_PREFIX}_VERSION} + python${_${_PYTHON_PREFIX}_REQUIRED_VERSION_MAJOR} + NAMES_PER_DIR + PATHS ${_${_PYTHON_PREFIX}_FRAMEWORK_PATHS} + PATH_SUFFIXES bin + NO_DEFAULT_PATH) + endif() + + # Windows registry + if (WIN32 AND _${_PYTHON_PREFIX}_FIND_REGISTRY STREQUAL "LAST") + find_program (${_PYTHON_PREFIX}_EXECUTABLE + NAMES python${_${_PYTHON_PREFIX}_VERSION} + python${_${_PYTHON_PREFIX}_REQUIRED_VERSION_MAJOR} + python + ${_${_PYTHON_PREFIX}_IRON_PYTHON_NAMES} + NAMES_PER_DIR + PATHS [HKEY_CURRENT_USER\\SOFTWARE\\Python\\PythonCore\\${_${_PYTHON_PREFIX}_VERSION}-${_${_PYTHON_PREFIX}_ARCH}\\InstallPath] + [HKEY_CURRENT_USER\\SOFTWARE\\Python\\PythonCore\\${_${_PYTHON_PREFIX}_VERSION}-${_${_PYTHON_PREFIX}_ARCH2}\\InstallPath] + [HKEY_CURRENT_USER\\SOFTWARE\\Python\\PythonCore\\${_${_PYTHON_PREFIX}_VERSION}\\InstallPath] + [HKEY_CURRENT_USER\\SOFTWARE\\Python\\ContinuumAnalytics\\Anaconda${_${_PYTHON_PREFIX}_VERSION_NO_DOTS}-${_${_PYTHON_PREFIX}_ARCH}\\InstallPath] + [HKEY_CURRENT_USER\\SOFTWARE\\Python\\ContinuumAnalytics\\Anaconda${_${_PYTHON_PREFIX}_VERSION_NO_DOTS}-${_${_PYTHON_PREFIX}_ARCH2}\\InstallPath] + [HKEY_LOCAL_MACHINE\\SOFTWARE\\Python\\PythonCore\\${_${_PYTHON_PREFIX}_VERSION}-${_${_PYTHON_PREFIX}_ARCH}\\InstallPath] + [HKEY_LOCAL_MACHINE\\SOFTWARE\\Python\\PythonCore\\${_${_PYTHON_PREFIX}_VERSION}-${_${_PYTHON_PREFIX}_ARCH2}\\InstallPath] + [HKEY_LOCAL_MACHINE\\SOFTWARE\\Python\\PythonCore\\${_${_PYTHON_PREFIX}_VERSION}\\InstallPath] + [HKEY_LOCAL_MACHINE\\SOFTWARE\\Python\\ContinuumAnalytics\\Anaconda${_${_PYTHON_PREFIX}_VERSION_NO_DOTS}-${_${_PYTHON_PREFIX}_ARCH}\\InstallPath] + [HKEY_LOCAL_MACHINE\\SOFTWARE\\Python\\ContinuumAnalytics\\Anaconda${_${_PYTHON_PREFIX}_VERSION_NO_DOTS}-${_${_PYTHON_PREFIX}_ARCH2}\\InstallPath] + [HKEY_LOCAL_MACHINE\\SOFTWARE\\IronPython\\${_${_PYTHON_PREFIX}_VERSION}\\InstallPath] + PATH_SUFFIXES bin ${_${_PYTHON_PREFIX}_IRON_PYTHON_PATH_SUFFIXES} + NO_DEFAULT_PATH) + endif() + + _python_validate_interpreter (${_${_PYTHON_PREFIX}_VERSION}) + if (${_PYTHON_PREFIX}_EXECUTABLE) + break() + endif() + endforeach() + + if (NOT ${_PYTHON_PREFIX}_EXECUTABLE AND + NOT _${_PYTHON_PREFIX}_FIND_VIRTUALENV STREQUAL "ONLY") + # No specific version found. Retry with generic names + # try using HINTS + find_program (${_PYTHON_PREFIX}_EXECUTABLE + NAMES python${_${_PYTHON_PREFIX}_REQUIRED_VERSION_MAJOR} + python + ${_${_PYTHON_PREFIX}_IRON_PYTHON_NAMES} + NAMES_PER_DIR + HINTS ${_${_PYTHON_PREFIX}_HINTS} + PATH_SUFFIXES bin ${_${_PYTHON_PREFIX}_IRON_PYTHON_PATH_SUFFIXES} + NO_SYSTEM_ENVIRONMENT_PATH + NO_CMAKE_SYSTEM_PATH) + # try using standard paths. + # NAMES_PER_DIR is not defined on purpose to have a chance to find + # expected version. + # For example, typical systems have 'python' for version 2.* and 'python3' + # for version 3.*. So looking for names per dir will find, potentially, + # systematically 'python' (i.e. version 2) even if version 3 is searched. + find_program (${_PYTHON_PREFIX}_EXECUTABLE + NAMES python${_${_PYTHON_PREFIX}_REQUIRED_VERSION_MAJOR} + python + ${_${_PYTHON_PREFIX}_IRON_PYTHON_NAMES}) + + _python_validate_interpreter () + endif() + + # retrieve exact version of executable found + if (${_PYTHON_PREFIX}_EXECUTABLE) + execute_process (COMMAND "${${_PYTHON_PREFIX}_EXECUTABLE}" -c + "import sys; sys.stdout.write('.'.join([str(x) for x in sys.version_info[:3]]))" + RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT + OUTPUT_VARIABLE ${_PYTHON_PREFIX}_VERSION + ERROR_QUIET + OUTPUT_STRIP_TRAILING_WHITESPACE) + if (NOT _${_PYTHON_PREFIX}_RESULT) + string (REGEX MATCHALL "[0-9]+" _${_PYTHON_PREFIX}_VERSIONS "${${_PYTHON_PREFIX}_VERSION}") + list (GET _${_PYTHON_PREFIX}_VERSIONS 0 ${_PYTHON_PREFIX}_VERSION_MAJOR) + list (GET _${_PYTHON_PREFIX}_VERSIONS 1 ${_PYTHON_PREFIX}_VERSION_MINOR) + list (GET _${_PYTHON_PREFIX}_VERSIONS 2 ${_PYTHON_PREFIX}_VERSION_PATCH) + else() + # Interpreter is not usable + set (${_PYTHON_PREFIX}_EXECUTABLE ${_PYTHON_PREFIX}_EXECUTABLE-NOTFOUND CACHE INTERNAL "" FORCE) + unset (${_PYTHON_PREFIX}_VERSION) + endif() + endif() + + if (${_PYTHON_PREFIX}_EXECUTABLE + AND ${_PYTHON_PREFIX}_VERSION_MAJOR VERSION_EQUAL _${_PYTHON_PREFIX}_REQUIRED_VERSION_MAJOR) + set (${_PYTHON_PREFIX}_Interpreter_FOUND TRUE) + # Use interpreter version for future searches to ensure consistency + set (_${_PYTHON_PREFIX}_FIND_VERSIONS ${${_PYTHON_PREFIX}_VERSION_MAJOR}.${${_PYTHON_PREFIX}_VERSION_MINOR}) + endif() + + if (${_PYTHON_PREFIX}_Interpreter_FOUND) + if (NOT CMAKE_SIZEOF_VOID_P) + # determine interpreter architecture + execute_process (COMMAND "${${_PYTHON_PREFIX}_EXECUTABLE}" -c "import sys; print(sys.maxsize > 2**32)" + RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT + OUTPUT_VARIABLE ${_PYTHON_PREFIX}_IS64BIT + ERROR_VARIABLE ${_PYTHON_PREFIX}_IS64BIT) + if (NOT _${_PYTHON_PREFIX}_RESULT) + if (${_PYTHON_PREFIX}_IS64BIT) + set (_${_PYTHON_PREFIX}_ARCH 64) + set (_${_PYTHON_PREFIX}_ARCH2 64) + else() + set (_${_PYTHON_PREFIX}_ARCH 32) + set (_${_PYTHON_PREFIX}_ARCH2 32) + endif() + endif() + endif() + + # retrieve interpreter identity + execute_process (COMMAND "${${_PYTHON_PREFIX}_EXECUTABLE}" -V + RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT + OUTPUT_VARIABLE ${_PYTHON_PREFIX}_INTERPRETER_ID + ERROR_VARIABLE ${_PYTHON_PREFIX}_INTERPRETER_ID) + if (NOT _${_PYTHON_PREFIX}_RESULT) + if (${_PYTHON_PREFIX}_INTERPRETER_ID MATCHES "Anaconda") + set (${_PYTHON_PREFIX}_INTERPRETER_ID "Anaconda") + elseif (${_PYTHON_PREFIX}_INTERPRETER_ID MATCHES "Enthought") + set (${_PYTHON_PREFIX}_INTERPRETER_ID "Canopy") + else() + string (REGEX REPLACE "^([^ ]+).*" "\\1" ${_PYTHON_PREFIX}_INTERPRETER_ID "${${_PYTHON_PREFIX}_INTERPRETER_ID}") + if (${_PYTHON_PREFIX}_INTERPRETER_ID STREQUAL "Python") + # try to get a more precise ID + execute_process (COMMAND "${${_PYTHON_PREFIX}_EXECUTABLE}" -c "import sys; print(sys.copyright)" + RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT + OUTPUT_VARIABLE ${_PYTHON_PREFIX}_COPYRIGHT + ERROR_QUIET) + if (${_PYTHON_PREFIX}_COPYRIGHT MATCHES "ActiveState") + set (${_PYTHON_PREFIX}_INTERPRETER_ID "ActivePython") + endif() + endif() + endif() + else() + set (${_PYTHON_PREFIX}_INTERPRETER_ID Python) + endif() + else() + unset (${_PYTHON_PREFIX}_INTERPRETER_ID) + endif() + + # retrieve various package installation directories + execute_process (COMMAND "${${_PYTHON_PREFIX}_EXECUTABLE}" -c "import sys; from distutils import sysconfig;sys.stdout.write(';'.join([sysconfig.get_python_lib(plat_specific=False,standard_lib=True),sysconfig.get_python_lib(plat_specific=True,standard_lib=True),sysconfig.get_python_lib(plat_specific=False,standard_lib=False),sysconfig.get_python_lib(plat_specific=True,standard_lib=False)]))" + + RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT + OUTPUT_VARIABLE _${_PYTHON_PREFIX}_LIBPATHS + ERROR_QUIET) + if (NOT _${_PYTHON_PREFIX}_RESULT) + list (GET _${_PYTHON_PREFIX}_LIBPATHS 0 ${_PYTHON_PREFIX}_STDLIB) + list (GET _${_PYTHON_PREFIX}_LIBPATHS 1 ${_PYTHON_PREFIX}_STDARCH) + list (GET _${_PYTHON_PREFIX}_LIBPATHS 2 ${_PYTHON_PREFIX}_SITELIB) + list (GET _${_PYTHON_PREFIX}_LIBPATHS 3 ${_PYTHON_PREFIX}_SITEARCH) + else() + unset (${_PYTHON_PREFIX}_STDLIB) + unset (${_PYTHON_PREFIX}_STDARCH) + unset (${_PYTHON_PREFIX}_SITELIB) + unset (${_PYTHON_PREFIX}_SITEARCH) + endif() + + mark_as_advanced (${_PYTHON_PREFIX}_EXECUTABLE) +endif() + + +# second step, search for compiler (IronPython) +if ("Compiler" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS) + list (APPEND _${_PYTHON_PREFIX}_CACHED_VARS ${_PYTHON_PREFIX}_COMPILER) + if (${_PYTHON_PREFIX}_FIND_REQUIRED_Compiler) + list (APPEND _${_PYTHON_PREFIX}_REQUIRED_VARS ${_PYTHON_PREFIX}_COMPILER) + endif() + + # IronPython specific artifacts + # If IronPython interpreter is found, use its path + unset (_${_PYTHON_PREFIX}_IRON_ROOT) + if (${_PYTHON_PREFIX}_Interpreter_FOUND AND ${_PYTHON_PREFIX}_INTERPRETER_ID STREQUAL "IronPython") + get_filename_component (_${_PYTHON_PREFIX}_IRON_ROOT "${${_PYTHON_PREFIX}_EXECUTABLE}" DIRECTORY) + endif() + + # try using root dir and registry + foreach (_${_PYTHON_PREFIX}_VERSION IN LISTS _${_PYTHON_PREFIX}_FIND_VERSIONS) + if (_${_PYTHON_PREFIX}_FIND_REGISTRY STREQUAL "FIRST") + find_program (${_PYTHON_PREFIX}_COMPILER + NAMES ipyc + HINTS ${_${_PYTHON_PREFIX}_IRON_ROOT} ${_${_PYTHON_PREFIX}_HINTS} + PATHS [HKEY_LOCAL_MACHINE\\SOFTWARE\\IronPython\\${_${_PYTHON_PREFIX}_VERSION}\\InstallPath] + PATH_SUFFIXES ${_${_PYTHON_PREFIX}_IRON_PYTHON_PATH_SUFFIXES} + NO_SYSTEM_ENVIRONMENT_PATH + NO_CMAKE_SYSTEM_PATH) + endif() + + find_program (${_PYTHON_PREFIX}_COMPILER + NAMES ipyc + HINTS ${_${_PYTHON_PREFIX}_IRON_ROOT} ${_${_PYTHON_PREFIX}_HINTS} + PATH_SUFFIXES ${_${_PYTHON_PREFIX}_IRON_PYTHON_PATH_SUFFIXES} + NO_SYSTEM_ENVIRONMENT_PATH + NO_CMAKE_SYSTEM_PATH) + + if (_${_PYTHON_PREFIX}_FIND_REGISTRY STREQUAL "LAST") + find_program (${_PYTHON_PREFIX}_COMPILER + NAMES ipyc + PATHS [HKEY_LOCAL_MACHINE\\SOFTWARE\\IronPython\\${_${_PYTHON_PREFIX}_VERSION}\\InstallPath] + PATH_SUFFIXES ${_${_PYTHON_PREFIX}_IRON_PYTHON_PATH_SUFFIXES} + NO_DEFAULT_PATH) + endif() + + _python_validate_compiler (${_${_PYTHON_PREFIX}_VERSION}) + if (${_PYTHON_PREFIX}_COMPILER) + break() + endif() + endforeach() + + # no specific version found, re-try in standard paths + find_program (${_PYTHON_PREFIX}_COMPILER + NAMES ipyc + HINTS ${_${_PYTHON_PREFIX}_IRON_ROOT} ${_${_PYTHON_PREFIX}_HINTS} + PATH_SUFFIXES ${_${_PYTHON_PREFIX}_IRON_PYTHON_PATH_SUFFIXES}) + + if (${_PYTHON_PREFIX}_COMPILER) + # retrieve python environment version from compiler + set (_${_PYTHON_PREFIX}_VERSION_DIR "${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/PythonCompilerVersion.dir") + file (WRITE "${_${_PYTHON_PREFIX}_VERSION_DIR}/version.py" "import sys; sys.stdout.write('.'.join([str(x) for x in sys.version_info[:3]]))\n") + execute_process (COMMAND "${${_PYTHON_PREFIX}_COMPILER}" /target:exe /embed "${_${_PYTHON_PREFIX}_VERSION_DIR}/version.py" + WORKING_DIRECTORY "${_${_PYTHON_PREFIX}_VERSION_DIR}" + OUTPUT_QUIET + ERROR_QUIET) + execute_process (COMMAND "${_${_PYTHON_PREFIX}_VERSION_DIR}/version" + WORKING_DIRECTORY "${_${_PYTHON_PREFIX}_VERSION_DIR}" + RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT + OUTPUT_VARIABLE _${_PYTHON_PREFIX}_VERSION + ERROR_QUIET) + if (NOT _${_PYTHON_PREFIX}_RESULT) + string (REGEX MATCHALL "[0-9]+" _${_PYTHON_PREFIX}_VERSIONS "${_${_PYTHON_PREFIX}_VERSION}") + list (GET _${_PYTHON_PREFIX}_VERSIONS 0 _${_PYTHON_PREFIX}_VERSION_MAJOR) + list (GET _${_PYTHON_PREFIX}_VERSIONS 1 _${_PYTHON_PREFIX}_VERSION_MINOR) + list (GET _${_PYTHON_PREFIX}_VERSIONS 2 _${_PYTHON_PREFIX}_VERSION_PATCH) + + if (NOT ${_PYTHON_PREFIX}_Interpreter_FOUND) + # set public version information + set (${_PYTHON_PREFIX}_VERSION ${_${_PYTHON_PREFIX}_VERSION}) + set (${_PYTHON_PREFIX}_VERSION_MAJOR ${_${_PYTHON_PREFIX}_VERSION_MAJOR}) + set (${_PYTHON_PREFIX}_VERSION_MINOR ${_${_PYTHON_PREFIX}_VERSION_MINOR}) + set (${_PYTHON_PREFIX}_VERSION_PATCH ${_${_PYTHON_PREFIX}_VERSION_PATCH}) + endif() + else() + # compiler not usable + set (${_PYTHON_PREFIX}_COMPILER ${_PYTHON_PREFIX}_COMPILER-NOTFOUND CACHE INTERNAL "" FORCE) + endif() + file (REMOVE_RECURSE "${_${_PYTHON_PREFIX}_VERSION_DIR}") + endif() + + if (${_PYTHON_PREFIX}_COMPILER) + if (${_PYTHON_PREFIX}_Interpreter_FOUND) + # Compiler must be compatible with interpreter + if (${_${_PYTHON_PREFIX}_VERSION_MAJOR}.${_${_PYTHON_PREFIX}_VERSION_MINOR} VERSION_EQUAL ${${_PYTHON_PREFIX}_VERSION_MAJOR}.${${_PYTHON_PREFIX}_VERSION_MINOR}) + set (${_PYTHON_PREFIX}_Compiler_FOUND TRUE) + endif() + elseif (${_PYTHON_PREFIX}_VERSION_MAJOR VERSION_EQUAL _${_PYTHON_PREFIX}_REQUIRED_VERSION_MAJOR) + set (${_PYTHON_PREFIX}_Compiler_FOUND TRUE) + # Use compiler version for future searches to ensure consistency + set (_${_PYTHON_PREFIX}_FIND_VERSIONS ${${_PYTHON_PREFIX}_VERSION_MAJOR}.${${_PYTHON_PREFIX}_VERSION_MINOR}) + endif() + endif() + + if (${_PYTHON_PREFIX}_Compiler_FOUND) + set (${_PYTHON_PREFIX}_COMPILER_ID IronPython) + else() + unset (${_PYTHON_PREFIX}_COMPILER_ID) + endif() + + mark_as_advanced (${_PYTHON_PREFIX}_COMPILER) +endif() + + +# third step, search for the development artifacts +## Development environment is not compatible with IronPython interpreter +if ("Development" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS + AND NOT ${_PYTHON_PREFIX}_INTERPRETER_ID STREQUAL "IronPython") + list (APPEND _${_PYTHON_PREFIX}_CACHED_VARS ${_PYTHON_PREFIX}_LIBRARY + ${_PYTHON_PREFIX}_LIBRARY_RELEASE + ${_PYTHON_PREFIX}_RUNTIME_LIBRARY_RELEASE + ${_PYTHON_PREFIX}_LIBRARY_DEBUG + ${_PYTHON_PREFIX}_RUNTIME_LIBRARY_DEBUG + ${_PYTHON_PREFIX}_INCLUDE_DIR) + if (${_PYTHON_PREFIX}_FIND_REQUIRED_Development) + list (APPEND _${_PYTHON_PREFIX}_REQUIRED_VARS ${_PYTHON_PREFIX}_LIBRARY + ${_PYTHON_PREFIX}_INCLUDE_DIR) + endif() + + # Support preference of static libs by adjusting CMAKE_FIND_LIBRARY_SUFFIXES + unset (_${_PYTHON_PREFIX}_CMAKE_FIND_LIBRARY_SUFFIXES) + if (DEFINED ${_PYTHON_PREFIX}_USE_STATIC_LIBS AND NOT WIN32) + set(_${_PYTHON_PREFIX}_CMAKE_FIND_LIBRARY_SUFFIXES ${CMAKE_FIND_LIBRARY_SUFFIXES}) + if(${_PYTHON_PREFIX}_USE_STATIC_LIBS) + set (CMAKE_FIND_LIBRARY_SUFFIXES ${CMAKE_STATIC_LIBRARY_SUFFIX}) + else() + list (REMOVE_ITEM CMAKE_FIND_LIBRARY_SUFFIXES ${CMAKE_STATIC_LIBRARY_SUFFIX}) + endif() + else() + endif() + + # if python interpreter is found, use its location and version to ensure consistency + # between interpreter and development environment + unset (_${_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) + endif() + + 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 (_${_PYTHON_PREFIX}_BASE_EXEC_PREFIX) + endif() + endif() + endif() + set (_${_PYTHON_PREFIX}_HINTS "${_${_PYTHON_PREFIX}_EXEC_PREFIX}" "${_${_PYTHON_PREFIX}_BASE_EXEC_PREFIX}" "${${_PYTHON_PREFIX}_ROOT_DIR}" ENV ${_PYTHON_PREFIX}_ROOT_DIR) + + foreach (_${_PYTHON_PREFIX}_VERSION IN LISTS _${_PYTHON_PREFIX}_FIND_VERSIONS) + string (REPLACE "." "" _${_PYTHON_PREFIX}_VERSION_NO_DOTS ${_${_PYTHON_PREFIX}_VERSION}) + + # try to use pythonX.Y-config tool + set (_${_PYTHON_PREFIX}_CONFIG_NAMES) + if (DEFINED CMAKE_LIBRARY_ARCHITECTURE) + set (_${_PYTHON_PREFIX}_CONFIG_NAMES "${CMAKE_LIBRARY_ARCHITECTURE}-python${_${_PYTHON_PREFIX}_VERSION}-config") + endif() + list (APPEND _${_PYTHON_PREFIX}_CONFIG_NAMES "python${_${_PYTHON_PREFIX}_VERSION}-config") + find_program (_${_PYTHON_PREFIX}_CONFIG + NAMES ${_${_PYTHON_PREFIX}_CONFIG_NAMES} + NAMES_PER_DIR + HINTS ${_${_PYTHON_PREFIX}_HINTS} + PATH_SUFFIXES bin) + unset (_${_PYTHON_PREFIX}_CONFIG_NAMES) + + if (NOT _${_PYTHON_PREFIX}_CONFIG) + continue() + endif() + if (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() + + # 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) + continue() + endif() + set (_${_PYTHON_PREFIX}_HINTS "${_${_PYTHON_PREFIX}_PREFIX}" "${${_PYTHON_PREFIX}_ROOT_DIR}" ENV ${_PYTHON_PREFIX}_ROOT_DIR) + + # retrieve library + execute_process (COMMAND "${_${_PYTHON_PREFIX}_CONFIG}" --ldflags + RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT + OUTPUT_VARIABLE _${_PYTHON_PREFIX}_FLAGS + ERROR_QUIET + OUTPUT_STRIP_TRAILING_WHITESPACE) + if (NOT _${_PYTHON_PREFIX}_RESULT) + # retrieve library directory + string (REGEX MATCHALL "-L[^ ]+" _${_PYTHON_PREFIX}_LIB_DIRS "${_${_PYTHON_PREFIX}_FLAGS}") + string (REPLACE "-L" "" _${_PYTHON_PREFIX}_LIB_DIRS "${_${_PYTHON_PREFIX}_LIB_DIRS}") + list (REMOVE_DUPLICATES _${_PYTHON_PREFIX}_LIB_DIRS) + # retrieve library name + string (REGEX MATCHALL "-lpython[^ ]+" _${_PYTHON_PREFIX}_LIB_NAMES "${_${_PYTHON_PREFIX}_FLAGS}") + string (REPLACE "-l" "" _${_PYTHON_PREFIX}_LIB_NAMES "${_${_PYTHON_PREFIX}_LIB_NAMES}") + list (REMOVE_DUPLICATES _${_PYTHON_PREFIX}_LIB_NAMES) + + find_library (${_PYTHON_PREFIX}_LIBRARY_RELEASE + NAMES ${_${_PYTHON_PREFIX}_LIB_NAMES} + NAMES_PER_DIR + HINTS ${_${_PYTHON_PREFIX}_HINTS} ${_${_PYTHON_PREFIX}_LIB_DIRS} + PATH_SUFFIXES lib + NO_SYSTEM_ENVIRONMENT_PATH + NO_CMAKE_SYSTEM_PATH) + # retrieve runtime library + if (${_PYTHON_PREFIX}_LIBRARY_RELEASE) + get_filename_component (_${_PYTHON_PREFIX}_PATH "${${_PYTHON_PREFIX}_LIBRARY_RELEASE}" DIRECTORY) + get_filename_component (_${_PYTHON_PREFIX}_PATH2 "${_${_PYTHON_PREFIX}_PATH}" DIRECTORY) + _python_find_runtime_library (${_PYTHON_PREFIX}_RUNTIME_LIBRARY_RELEASE + NAMES ${_${_PYTHON_PREFIX}_LIB_NAMES} + NAMES_PER_DIR + HINTS "${_${_PYTHON_PREFIX}_PATH}" "${_${_PYTHON_PREFIX}_PATH2}" ${_${_PYTHON_PREFIX}_HINTS} + PATH_SUFFIXES bin + NO_SYSTEM_ENVIRONMENT_PATH + NO_CMAKE_SYSTEM_PATH) + endif() + 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) + + find_path (${_PYTHON_PREFIX}_INCLUDE_DIR + NAMES Python.h + HINTS ${_${_PYTHON_PREFIX}_INCLUDE_DIRS} + NO_SYSTEM_ENVIRONMENT_PATH + NO_CMAKE_SYSTEM_PATH) + endif() + + if (${_PYTHON_PREFIX}_LIBRARY_RELEASE AND ${_PYTHON_PREFIX}_INCLUDE_DIR) + break() + endif() + endforeach() + + # Rely on HINTS and standard paths if config tool failed to locate artifacts + if (NOT (${_PYTHON_PREFIX}_LIBRARY_RELEASE OR ${_PYTHON_PREFIX}_LIBRARY_DEBUG) OR NOT ${_PYTHON_PREFIX}_INCLUDE_DIR) + foreach (_${_PYTHON_PREFIX}_VERSION IN LISTS _${_PYTHON_PREFIX}_FIND_VERSIONS) + string (REPLACE "." "" _${_PYTHON_PREFIX}_VERSION_NO_DOTS ${_${_PYTHON_PREFIX}_VERSION}) + + _python_get_frameworks (_${_PYTHON_PREFIX}_FRAMEWORK_PATHS ${_${_PYTHON_PREFIX}_VERSION}) + + set (_${_PYTHON_PREFIX}_REGISTRY_PATHS + [HKEY_CURRENT_USER\\SOFTWARE\\Python\\PythonCore\\${_${_PYTHON_PREFIX}_VERSION}-${_${_PYTHON_PREFIX}_ARCH}\\InstallPath] + [HKEY_CURRENT_USER\\SOFTWARE\\Python\\PythonCore\\${_${_PYTHON_PREFIX}_VERSION}-${_${_PYTHON_PREFIX}_ARCH2}\\InstallPath] + [HKEY_CURRENT_USER\\SOFTWARE\\Python\\PythonCore\\${_${_PYTHON_PREFIX}_VERSION}\\InstallPath] + [HKEY_CURRENT_USER\\SOFTWARE\\Python\\ContinuumAnalytics\\Anaconda${_${_PYTHON_PREFIX}_VERSION_NO_DOTS}-${_${_PYTHON_PREFIX}_ARCH}\\InstallPath] + [HKEY_CURRENT_USER\\SOFTWARE\\Python\\ContinuumAnalytics\\Anaconda${_${_PYTHON_PREFIX}_VERSION_NO_DOTS}-${_${_PYTHON_PREFIX}_ARCH2}\\InstallPath] + [HKEY_LOCAL_MACHINE\\SOFTWARE\\Python\\PythonCore\\${_${_PYTHON_PREFIX}_VERSION}-${_${_PYTHON_PREFIX}_ARCH}\\InstallPath] + [HKEY_LOCAL_MACHINE\\SOFTWARE\\Python\\PythonCore\\${_${_PYTHON_PREFIX}_VERSION}-${_${_PYTHON_PREFIX}_ARCH2}\\InstallPath] + [HKEY_LOCAL_MACHINE\\SOFTWARE\\Python\\PythonCore\\${_${_PYTHON_PREFIX}_VERSION}\\InstallPath] + [HKEY_LOCAL_MACHINE\\SOFTWARE\\Python\\ContinuumAnalytics\\Anaconda${_${_PYTHON_PREFIX}_VERSION_NO_DOTS}-${_${_PYTHON_PREFIX}_ARCH}\\InstallPath] + [HKEY_LOCAL_MACHINE\\SOFTWARE\\Python\\ContinuumAnalytics\\Anaconda${_${_PYTHON_PREFIX}_VERSION_NO_DOTS}-${_${_PYTHON_PREFIX}_ARCH2}\\InstallPath]) + + if (APPLE AND _${_PYTHON_PREFIX}_FIND_FRAMEWORK STREQUAL "FIRST") + find_library (${_PYTHON_PREFIX}_LIBRARY_RELEASE + NAMES python${_${_PYTHON_PREFIX}_VERSION_NO_DOTS} + python${_${_PYTHON_PREFIX}_VERSION}mu + python${_${_PYTHON_PREFIX}_VERSION}m + python${_${_PYTHON_PREFIX}_VERSION}u + python${_${_PYTHON_PREFIX}_VERSION} + NAMES_PER_DIR + PATHS ${_${_PYTHON_PREFIX}_FRAMEWORK_PATHS} + PATH_SUFFIXES lib/${CMAKE_LIBRARY_ARCHITECTURE} lib libs + lib/python${_${_PYTHON_PREFIX}_VERSION}/config-${_${_PYTHON_PREFIX}_VERSION}mu + lib/python${_${_PYTHON_PREFIX}_VERSION}/config-${_${_PYTHON_PREFIX}_VERSION}m + lib/python${_${_PYTHON_PREFIX}_VERSION}/config-${_${_PYTHON_PREFIX}_VERSION}u + lib/python${_${_PYTHON_PREFIX}_VERSION}/config-${_${_PYTHON_PREFIX}_VERSION} + lib/python${_${_PYTHON_PREFIX}_VERSION}/config + NO_CMAKE_PATH + NO_CMAKE_ENVIRONMENT_PATH + NO_SYSTEM_ENVIRONMENT_PATH + NO_CMAKE_SYSTEM_PATH) + endif() + + if (WIN32 AND _${_PYTHON_PREFIX}_FIND_REGISTRY STREQUAL "FIRST") + find_library (${_PYTHON_PREFIX}_LIBRARY_RELEASE + NAMES python${_${_PYTHON_PREFIX}_VERSION_NO_DOTS} + python${_${_PYTHON_PREFIX}_VERSION}mu + python${_${_PYTHON_PREFIX}_VERSION}m + python${_${_PYTHON_PREFIX}_VERSION}u + python${_${_PYTHON_PREFIX}_VERSION} + NAMES_PER_DIR + HINTS ${_${_PYTHON_PREFIX}_HINTS} + PATHS ${_${_PYTHON_PREFIX}_REGISTRY_PATHS} + PATH_SUFFIXES lib/${CMAKE_LIBRARY_ARCHITECTURE} lib libs + lib/python${_${_PYTHON_PREFIX}_VERSION}/config-${_${_PYTHON_PREFIX}_VERSION}mu + lib/python${_${_PYTHON_PREFIX}_VERSION}/config-${_${_PYTHON_PREFIX}_VERSION}m + lib/python${_${_PYTHON_PREFIX}_VERSION}/config-${_${_PYTHON_PREFIX}_VERSION}u + lib/python${_${_PYTHON_PREFIX}_VERSION}/config-${_${_PYTHON_PREFIX}_VERSION} + lib/python${_${_PYTHON_PREFIX}_VERSION}/config + NO_SYSTEM_ENVIRONMENT_PATH + NO_CMAKE_SYSTEM_PATH) + endif() + + # search in HINTS locations + find_library (${_PYTHON_PREFIX}_LIBRARY_RELEASE + NAMES python${_${_PYTHON_PREFIX}_VERSION_NO_DOTS} + python${_${_PYTHON_PREFIX}_VERSION}mu + python${_${_PYTHON_PREFIX}_VERSION}m + python${_${_PYTHON_PREFIX}_VERSION}u + python${_${_PYTHON_PREFIX}_VERSION} + NAMES_PER_DIR + HINTS ${_${_PYTHON_PREFIX}_HINTS} + PATH_SUFFIXES lib/${CMAKE_LIBRARY_ARCHITECTURE} lib libs + lib/python${_${_PYTHON_PREFIX}_VERSION}/config-${_${_PYTHON_PREFIX}_VERSION}mu + lib/python${_${_PYTHON_PREFIX}_VERSION}/config-${_${_PYTHON_PREFIX}_VERSION}m + lib/python${_${_PYTHON_PREFIX}_VERSION}/config-${_${_PYTHON_PREFIX}_VERSION}u + lib/python${_${_PYTHON_PREFIX}_VERSION}/config-${_${_PYTHON_PREFIX}_VERSION} + lib/python${_${_PYTHON_PREFIX}_VERSION}/config + NO_SYSTEM_ENVIRONMENT_PATH + NO_CMAKE_SYSTEM_PATH) + + if (APPLE AND _${_PYTHON_PREFIX}_FIND_FRAMEWORK STREQUAL "LAST") + set (__${_PYTHON_PREFIX}_FRAMEWORK_PATHS ${_${_PYTHON_PREFIX}_FRAMEWORK_PATHS}) + else() + unset (__${_PYTHON_PREFIX}_FRAMEWORK_PATHS) + endif() + + if (WIN32 AND _${_PYTHON_PREFIX}_FIND_REGISTRY STREQUAL "LAST") + set (__${_PYTHON_PREFIX}_REGISTRY_PATHS ${_${_PYTHON_PREFIX}_REGISTRY_PATHS}) + else() + unset (__${_PYTHON_PREFIX}_REGISTRY_PATHS) + endif() + + # search in all default paths + find_library (${_PYTHON_PREFIX}_LIBRARY_RELEASE + NAMES python${_${_PYTHON_PREFIX}_VERSION_NO_DOTS} + python${_${_PYTHON_PREFIX}_VERSION}mu + python${_${_PYTHON_PREFIX}_VERSION}m + python${_${_PYTHON_PREFIX}_VERSION}u + python${_${_PYTHON_PREFIX}_VERSION} + NAMES_PER_DIR + PATHS ${__${_PYTHON_PREFIX}_FRAMEWORK_PATHS} + ${__${_PYTHON_PREFIX}_REGISTRY_PATHS} + PATH_SUFFIXES lib/${CMAKE_LIBRARY_ARCHITECTURE} lib libs + lib/python${_${_PYTHON_PREFIX}_VERSION}/config-${_${_PYTHON_PREFIX}_VERSION}mu + lib/python${_${_PYTHON_PREFIX}_VERSION}/config-${_${_PYTHON_PREFIX}_VERSION}m + lib/python${_${_PYTHON_PREFIX}_VERSION}/config-${_${_PYTHON_PREFIX}_VERSION}u + lib/python${_${_PYTHON_PREFIX}_VERSION}/config-${_${_PYTHON_PREFIX}_VERSION} + lib/python${_${_PYTHON_PREFIX}_VERSION}/config) + # retrieve runtime library + if (${_PYTHON_PREFIX}_LIBRARY_RELEASE) + get_filename_component (_${_PYTHON_PREFIX}_PATH "${${_PYTHON_PREFIX}_LIBRARY_RELEASE}" DIRECTORY) + get_filename_component (_${_PYTHON_PREFIX}_PATH2 "${_${_PYTHON_PREFIX}_PATH}" DIRECTORY) + _python_find_runtime_library (${_PYTHON_PREFIX}_RUNTIME_LIBRARY_RELEASE + NAMES python${_${_PYTHON_PREFIX}_VERSION_NO_DOTS} + python${_${_PYTHON_PREFIX}_VERSION}mu + python${_${_PYTHON_PREFIX}_VERSION}m + python${_${_PYTHON_PREFIX}_VERSION}u + python${_${_PYTHON_PREFIX}_VERSION} + NAMES_PER_DIR + HINTS "${_${_PYTHON_PREFIX}_PATH}" "${_${_PYTHON_PREFIX}_PATH2}" ${_${_PYTHON_PREFIX}_HINTS} + PATH_SUFFIXES bin) + endif() + + if (WIN32) + # search for debug library + if (${_PYTHON_PREFIX}_LIBRARY_RELEASE) + # use library location as a hint + get_filename_component (_${_PYTHON_PREFIX}_PATH "${${_PYTHON_PREFIX}_LIBRARY_RELEASE}" DIRECTORY) + find_library (${_PYTHON_PREFIX}_LIBRARY_DEBUG + NAMES python${_${_PYTHON_PREFIX}_VERSION_NO_DOTS}_d + NAMES_PER_DIR + HINTS "${_${_PYTHON_PREFIX}_PATH}" ${_${_PYTHON_PREFIX}_HINTS} + NO_DEFAULT_PATH) + else() + # search first in known locations + if (_${_PYTHON_PREFIX}_FIND_REGISTRY STREQUAL "FIRST") + find_library (${_PYTHON_PREFIX}_LIBRARY_DEBUG + NAMES python${_${_PYTHON_PREFIX}_VERSION_NO_DOTS}_d + NAMES_PER_DIR + HINTS ${_${_PYTHON_PREFIX}_HINTS} + PATHS ${_${_PYTHON_PREFIX}_REGISTRY_PATHS} + PATH_SUFFIXES lib libs + NO_SYSTEM_ENVIRONMENT_PATH + NO_CMAKE_SYSTEM_PATH) + endif() + # search in all default paths + find_library (${_PYTHON_PREFIX}_LIBRARY_DEBUG + NAMES python${_${_PYTHON_PREFIX}_VERSION_NO_DOTS}_d + NAMES_PER_DIR + HINTS ${_${_PYTHON_PREFIX}_HINTS} + PATHS ${__${_PYTHON_PREFIX}_REGISTRY_PATHS} + PATH_SUFFIXES lib libs) + endif() + if (${_PYTHON_PREFIX}_LIBRARY_DEBUG) + get_filename_component (_${_PYTHON_PREFIX}_PATH "${${_PYTHON_PREFIX}_LIBRARY_DEBUG}" DIRECTORY) + get_filename_component (_${_PYTHON_PREFIX}_PATH2 "${_${_PYTHON_PREFIX}_PATH}" DIRECTORY) + _python_find_runtime_library (${_PYTHON_PREFIX}_RUNTIME_LIBRARY_DEBUG + NAMES python${_${_PYTHON_PREFIX}_VERSION_NO_DOTS}_d + NAMES_PER_DIR + HINTS "${_${_PYTHON_PREFIX}_PATH}" "${_${_PYTHON_PREFIX}_PATH2}" ${_${_PYTHON_PREFIX}_HINTS} + PATH_SUFFIXES bin) + endif() + endif() + + # Don't search for include dir until library location is known + 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 ${_PYTHON_PREFIX}_LIBRARY_DEBUG) + if (${_${_PYTHON_PREFIX}_LIB}) + # Use the library's install prefix as a hint + if (${_${_PYTHON_PREFIX}_LIB} MATCHES "^(.+/Frameworks/Python.framework/Versions/[0-9.]+)") + list (APPEND _${_PYTHON_PREFIX}_INCLUDE_HINTS "${CMAKE_MATCH_1}") + elseif (${_${_PYTHON_PREFIX}_LIB} MATCHES "^(.+)/lib(64|32)?/python[0-9.]+/config") + list (APPEND _${_PYTHON_PREFIX}_INCLUDE_HINTS "${CMAKE_MATCH_1}") + elseif (DEFINED CMAKE_LIBRARY_ARCHITECTURE AND ${_${_PYTHON_PREFIX}_LIB} MATCHES "^(.+)/lib/${CMAKE_LIBRARY_ARCHITECTURE}") + list (APPEND _${_PYTHON_PREFIX}_INCLUDE_HINTS "${CMAKE_MATCH_1}") + else() + # assume library is in a directory under root + get_filename_component (_${_PYTHON_PREFIX}_PREFIX "${${_${_PYTHON_PREFIX}_LIB}}" DIRECTORY) + get_filename_component (_${_PYTHON_PREFIX}_PREFIX "${_${_PYTHON_PREFIX}_PREFIX}" DIRECTORY) + list (APPEND _${_PYTHON_PREFIX}_INCLUDE_HINTS "${_${_PYTHON_PREFIX}_PREFIX}") + endif() + endif() + endforeach() + list (REMOVE_DUPLICATES _${_PYTHON_PREFIX}_INCLUDE_HINTS) + + if (APPLE AND _${_PYTHON_PREFIX}_FIND_FRAMEWORK STREQUAL "FIRST") + find_path (${_PYTHON_PREFIX}_INCLUDE_DIR + NAMES Python.h + HINTS ${_${_PYTHON_PREFIX}_HINTS} + PATHS ${_${_PYTHON_PREFIX}_FRAMEWORK_PATHS} + PATH_SUFFIXES include/python${_${_PYTHON_PREFIX}_VERSION}mu + include/python${_${_PYTHON_PREFIX}_VERSION}m + include/python${_${_PYTHON_PREFIX}_VERSION}u + include/python${_${_PYTHON_PREFIX}_VERSION} + include + NO_CMAKE_PATH + NO_CMAKE_ENVIRONMENT_PATH + NO_SYSTEM_ENVIRONMENT_PATH + NO_CMAKE_SYSTEM_PATH) + endif() + + if (WIN32 AND _${_PYTHON_PREFIX}_FIND_REGISTRY STREQUAL "FIRST") + find_path (${_PYTHON_PREFIX}_INCLUDE_DIR + NAMES Python.h + HINTS ${_${_PYTHON_PREFIX}_INCLUDE_HINTS} ${_${_PYTHON_PREFIX}_HINTS} + PATHS ${_${_PYTHON_PREFIX}_REGISTRY_PATHS} + PATH_SUFFIXES include/python${_${_PYTHON_PREFIX}_VERSION}mu + include/python${_${_PYTHON_PREFIX}_VERSION}m + include/python${_${_PYTHON_PREFIX}_VERSION}u + include/python${_${_PYTHON_PREFIX}_VERSION} + include + NO_SYSTEM_ENVIRONMENT_PATH + NO_CMAKE_SYSTEM_PATH) + endif() + + find_path (${_PYTHON_PREFIX}_INCLUDE_DIR + NAMES Python.h + HINTS ${_${_PYTHON_PREFIX}_INCLUDE_HINTS} ${_${_PYTHON_PREFIX}_HINTS} + PATHS ${__${_PYTHON_PREFIX}_FRAMEWORK_PATHS} + ${__${_PYTHON_PREFIX}_REGISTRY_PATHS} + PATH_SUFFIXES include/python${_${_PYTHON_PREFIX}_VERSION}mu + include/python${_${_PYTHON_PREFIX}_VERSION}m + include/python${_${_PYTHON_PREFIX}_VERSION}u + include/python${_${_PYTHON_PREFIX}_VERSION} + include + NO_SYSTEM_ENVIRONMENT_PATH + NO_CMAKE_SYSTEM_PATH) + endif() + + if ((${_PYTHON_PREFIX}_LIBRARY_RELEASE OR ${_PYTHON_PREFIX}_LIBRARY_DEBUG) AND ${_PYTHON_PREFIX}_INCLUDE_DIR) + break() + endif() + endforeach() + + # search header file in standard locations + find_path (${_PYTHON_PREFIX}_INCLUDE_DIR + NAMES Python.h) + endif() + + if (${_PYTHON_PREFIX}_INCLUDE_DIR) + # retrieve version from header file + file (STRINGS "${${_PYTHON_PREFIX}_INCLUDE_DIR}/patchlevel.h" _${_PYTHON_PREFIX}_VERSION + REGEX "^#define[ \t]+PY_VERSION[ \t]+\"[^\"]+\"") + string (REGEX REPLACE "^#define[ \t]+PY_VERSION[ \t]+\"([^\"]+)\".*" "\\1" + _${_PYTHON_PREFIX}_VERSION "${_${_PYTHON_PREFIX}_VERSION}") + string (REGEX MATCHALL "[0-9]+" _${_PYTHON_PREFIX}_VERSIONS "${_${_PYTHON_PREFIX}_VERSION}") + list (GET _${_PYTHON_PREFIX}_VERSIONS 0 _${_PYTHON_PREFIX}_VERSION_MAJOR) + list (GET _${_PYTHON_PREFIX}_VERSIONS 1 _${_PYTHON_PREFIX}_VERSION_MINOR) + list (GET _${_PYTHON_PREFIX}_VERSIONS 2 _${_PYTHON_PREFIX}_VERSION_PATCH) + + if (NOT ${_PYTHON_PREFIX}_Interpreter_FOUND AND NOT ${_PYTHON_PREFIX}_Compiler_FOUND) + # set public version information + set (${_PYTHON_PREFIX}_VERSION ${_${_PYTHON_PREFIX}_VERSION}) + set (${_PYTHON_PREFIX}_VERSION_MAJOR ${_${_PYTHON_PREFIX}_VERSION_MAJOR}) + set (${_PYTHON_PREFIX}_VERSION_MINOR ${_${_PYTHON_PREFIX}_VERSION_MINOR}) + set (${_PYTHON_PREFIX}_VERSION_PATCH ${_${_PYTHON_PREFIX}_VERSION_PATCH}) + endif() + endif() + + # define public variables + include (${CMAKE_CURRENT_LIST_DIR}/../SelectLibraryConfigurations.cmake) + select_library_configurations (${_PYTHON_PREFIX}) + if (${_PYTHON_PREFIX}_RUNTIME_LIBRARY_RELEASE) + set (${_PYTHON_PREFIX}_RUNTIME_LIBRARY "${${_PYTHON_PREFIX}_RUNTIME_LIBRARY_RELEASE}") + elseif (${_PYTHON_PREFIX}_RUNTIME_LIBRARY_DEBUG) + set (${_PYTHON_PREFIX}_RUNTIME_LIBRARY "${${_PYTHON_PREFIX}_RUNTIME_LIBRARY_DEBUG}") + else() + set (${_PYTHON_PREFIX}_RUNTIME_LIBRARY "$${_PYTHON_PREFIX}_RUNTIME_LIBRARY-NOTFOUND") + endif() + + _python_set_library_dirs (${_PYTHON_PREFIX}_LIBRARY_DIRS + ${_PYTHON_PREFIX}_LIBRARY_RELEASE ${_PYTHON_PREFIX}_LIBRARY_DEBUG) + if (UNIX) + if (${_PYTHON_PREFIX}_LIBRARY_RELEASE MATCHES "${CMAKE_SHARED_LIBRARY_SUFFIX}$" + OR ${_PYTHON_PREFIX}_LIBRARY_RELEASE MATCHES "${CMAKE_SHARED_LIBRARY_SUFFIX}$") + set (${_PYTHON_PREFIX}_RUNTIME_LIBRARY_DIRS ${${_PYTHON_PREFIX}_LIBRARY_DIRS}) + endif() + else() + _python_set_library_dirs (${_PYTHON_PREFIX}_RUNTIME_LIBRARY_DIRS + ${_PYTHON_PREFIX}_RUNTIME_LIBRARY_RELEASE ${_PYTHON_PREFIX}_RUNTIME_LIBRARY_DEBUG) + endif() + + set (${_PYTHON_PREFIX}_INCLUDE_DIRS "${${_PYTHON_PREFIX}_INCLUDE_DIR}") + + mark_as_advanced (${_PYTHON_PREFIX}_RUNTIME_LIBRARY_RELEASE + ${_PYTHON_PREFIX}_RUNTIME_LIBRARY_DEBUG + ${_PYTHON_PREFIX}_INCLUDE_DIR) + + if ((${_PYTHON_PREFIX}_LIBRARY_RELEASE OR ${_PYTHON_PREFIX}_LIBRARY_DEBUG) + AND ${_PYTHON_PREFIX}_INCLUDE_DIR) + if (${_PYTHON_PREFIX}_Interpreter_FOUND OR ${_PYTHON_PREFIX}_Compiler_FOUND) + # development environment must be compatible with interpreter/compiler + if (${_${_PYTHON_PREFIX}_VERSION_MAJOR}.${_${_PYTHON_PREFIX}_VERSION_MINOR} VERSION_EQUAL ${${_PYTHON_PREFIX}_VERSION_MAJOR}.${${_PYTHON_PREFIX}_VERSION_MINOR}) + set (${_PYTHON_PREFIX}_Development_FOUND TRUE) + endif() + elseif (${_PYTHON_PREFIX}_VERSION_MAJOR VERSION_EQUAL _${_PYTHON_PREFIX}_REQUIRED_VERSION_MAJOR) + set (${_PYTHON_PREFIX}_Development_FOUND TRUE) + endif() + endif() + + # Restore the original find library ordering + if (DEFINED _${_PYTHON_PREFIX}_CMAKE_FIND_LIBRARY_SUFFIXES) + set (CMAKE_FIND_LIBRARY_SUFFIXES ${_${_PYTHON_PREFIX}_CMAKE_FIND_LIBRARY_SUFFIXES}) + endif() +endif() + +if ("NumPy" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS AND ${_PYTHON_PREFIX}_Interpreter_FOUND) + list (APPEND _${_PYTHON_PREFIX}_CACHED_VARS ${_PYTHON_PREFIX}_NumPy_INCLUDE_DIR) + if (${_PYTHON_PREFIX}_FIND_REQUIRED_NumPy) + list (APPEND _${_PYTHON_PREFIX}_REQUIRED_VARS ${_PYTHON_PREFIX}_NumPy_INCLUDE_DIR) + endif() + execute_process( + COMMAND "${${_PYTHON_PREFIX}_EXECUTABLE}" -c + "from __future__ import print_function\ntry: import numpy; print(numpy.get_include(), end='')\nexcept:pass\n" + RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT + OUTPUT_VARIABLE _${_PYTHON_PREFIX}_NumPy_PATH + ERROR_QUIET + OUTPUT_STRIP_TRAILING_WHITESPACE) + if (NOT _${_PYTHON_PREFIX}_RESULT) + find_path(${_PYTHON_PREFIX}_NumPy_INCLUDE_DIR + NAMES "numpy/arrayobject.h" "numpy/numpyconfig.h" + HINTS "${_${_PYTHON_PREFIX}_NumPy_PATH}" + NO_DEFAULT_PATH) + endif() + if(${_PYTHON_PREFIX}_NumPy_INCLUDE_DIR) + set(${_PYTHON_PREFIX}_NumPy_INCLUDE_DIRS "${${_PYTHON_PREFIX}_NumPy_INCLUDE_DIR}") + set(${_PYTHON_PREFIX}_NumPy_FOUND TRUE) + endif() + if(${_PYTHON_PREFIX}_NumPy_FOUND) + execute_process( + COMMAND "${${_PYTHON_PREFIX}_EXECUTABLE}" -c + "from __future__ import print_function\ntry: import numpy; print(numpy.__version__, end='')\nexcept:pass\n" + RESULT_VARIABLE _${_PYTHON_PREFIX}_RESULT + OUTPUT_VARIABLE _${_PYTHON_PREFIX}_NumPy_VERSION) + if (NOT _${_PYTHON_PREFIX}_RESULT) + set(${_PYTHON_PREFIX}_NumPy_VERSION "${_${_PYTHON_PREFIX}_NumPy_VERSION}") + endif() + endif() + # final step: set NumPy founded only if Development component is founded as well + if (NOT ${_PYTHON_PREFIX}_Development_FOUND) + set(${_PYTHON_PREFIX}_NumPy_FOUND FALSE) + endif() +endif() + +# final validation +if (${_PYTHON_PREFIX}_VERSION_MAJOR AND + NOT ${_PYTHON_PREFIX}_VERSION_MAJOR VERSION_EQUAL _${_PYTHON_PREFIX}_REQUIRED_VERSION_MAJOR) + _python_display_failure ("Could NOT find ${_PYTHON_PREFIX}: Found unsuitable major version \"${${_PYTHON_PREFIX}_VERSION_MAJOR}\", but required major version is exact version \"${_${_PYTHON_PREFIX}_REQUIRED_VERSION_MAJOR}\"") +endif() + +include (${CMAKE_CURRENT_LIST_DIR}/../FindPackageHandleStandardArgs.cmake) +find_package_handle_standard_args (${_PYTHON_PREFIX} + REQUIRED_VARS ${_${_PYTHON_PREFIX}_REQUIRED_VARS} + VERSION_VAR ${_PYTHON_PREFIX}_VERSION + HANDLE_COMPONENTS) + +# Create imported targets and helper functions +if(_${_PYTHON_PREFIX}_CMAKE_ROLE STREQUAL "PROJECT") + if ("Interpreter" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS + AND ${_PYTHON_PREFIX}_Interpreter_FOUND + AND NOT TARGET ${_PYTHON_PREFIX}::Interpreter) + add_executable (${_PYTHON_PREFIX}::Interpreter IMPORTED) + set_property (TARGET ${_PYTHON_PREFIX}::Interpreter + PROPERTY IMPORTED_LOCATION "${${_PYTHON_PREFIX}_EXECUTABLE}") + endif() + + if ("Compiler" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS + AND ${_PYTHON_PREFIX}_Compiler_FOUND + AND NOT TARGET ${_PYTHON_PREFIX}::Compiler) + add_executable (${_PYTHON_PREFIX}::Compiler IMPORTED) + set_property (TARGET ${_PYTHON_PREFIX}::Compiler + PROPERTY IMPORTED_LOCATION "${${_PYTHON_PREFIX}_COMPILER}") + endif() + + if ("Development" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS + AND ${_PYTHON_PREFIX}_Development_FOUND) + + macro (__PYTHON_IMPORT_LIBRARY __name) + if (${_PYTHON_PREFIX}_LIBRARY_RELEASE MATCHES "${CMAKE_SHARED_LIBRARY_SUFFIX}$" + OR ${_PYTHON_PREFIX}_LIBRARY_DEBUG MATCHES "${CMAKE_SHARED_LIBRARY_SUFFIX}$" + OR ${_PYTHON_PREFIX}_RUNTIME_LIBRARY_RELEASE OR ${_PYTHON_PREFIX}_RUNTIME_LIBRARY_DEBUG) + set (_${_PYTHON_PREFIX}_LIBRARY_TYPE SHARED) + else() + set (_${_PYTHON_PREFIX}_LIBRARY_TYPE STATIC) + endif() + + add_library (${__name} ${_${_PYTHON_PREFIX}_LIBRARY_TYPE} IMPORTED) + + set_property (TARGET ${__name} + PROPERTY INTERFACE_INCLUDE_DIRECTORIES "${${_PYTHON_PREFIX}_INCLUDE_DIR}") + + if ((${_PYTHON_PREFIX}_LIBRARY_RELEASE AND ${_PYTHON_PREFIX}_RUNTIME_LIBRARY_RELEASE) + OR (${_PYTHON_PREFIX}_LIBRARY_DEBUG AND ${_PYTHON_PREFIX}_RUNTIME_LIBRARY_DEBUG)) + # System manage shared libraries in two parts: import and runtime + if (${_PYTHON_PREFIX}_LIBRARY_RELEASE AND ${_PYTHON_PREFIX}_LIBRARY_DEBUG) + set_property (TARGET ${__name} PROPERTY IMPORTED_CONFIGURATIONS RELEASE DEBUG) + set_target_properties (${__name} + PROPERTIES IMPORTED_LINK_INTERFACE_LANGUAGES_RELEASE "C" + IMPORTED_IMPLIB_RELEASE "${${_PYTHON_PREFIX}_LIBRARY_RELEASE}" + IMPORTED_LOCATION_RELEASE "${${_PYTHON_PREFIX}_RUNTIME_LIBRARY_RELEASE}") + set_target_properties (${__name} + PROPERTIES IMPORTED_LINK_INTERFACE_LANGUAGES_DEBUG "C" + IMPORTED_IMPLIB_DEBUG "${${_PYTHON_PREFIX}_LIBRARY_DEBUG}" + IMPORTED_LOCATION_DEBUG "${${_PYTHON_PREFIX}_RUNTIME_LIBRARY_DEBUG}") + else() + set_target_properties (${__name} + PROPERTIES IMPORTED_LINK_INTERFACE_LANGUAGES "C" + IMPORTED_IMPLIB "${${_PYTHON_PREFIX}_LIBRARY}" + IMPORTED_LOCATION "${${_PYTHON_PREFIX}_RUNTIME_LIBRARY}") + endif() + else() + if (${_PYTHON_PREFIX}_LIBRARY_RELEASE AND ${_PYTHON_PREFIX}_LIBRARY_DEBUG) + set_property (TARGET ${_PYTHON_PREFIX}::Python PROPERTY IMPORTED_CONFIGURATIONS RELEASE DEBUG) + set_target_properties (${__name} + PROPERTIES IMPORTED_LINK_INTERFACE_LANGUAGES_RELEASE "C" + IMPORTED_LOCATION_RELEASE "${${_PYTHON_PREFIX}_LIBRARY_RELEASE}") + set_target_properties (${__name} + PROPERTIES IMPORTED_LINK_INTERFACE_LANGUAGES_DEBUG "C" + IMPORTED_LOCATION_DEBUG "${${_PYTHON_PREFIX}_LIBRARY_DEBUG}") + else() + set_target_properties (${__name} + PROPERTIES IMPORTED_LINK_INTERFACE_LANGUAGES "C" + IMPORTED_LOCATION "${${_PYTHON_PREFIX}_LIBRARY}") + endif() + endif() + + if (_${_PYTHON_PREFIX}_CONFIG AND _${_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() + set_property (TARGET ${__name} + PROPERTY INTERFACE_LINK_LIBRARIES ${_${_PYTHON_PREFIX}_LINK_LIBRARIES}) + endif() + endif() + endmacro() + + if (NOT TARGET ${_PYTHON_PREFIX}::Python) + __python_import_library (${_PYTHON_PREFIX}::Python) + endif() + + if (NOT TARGET ${_PYTHON_PREFIX}::Module) + if (CMAKE_SYSTEM_NAME MATCHES "^(Windows.*|CYGWIN|MSYS)$") + # On Windows/CYGWIN/MSYS, Python::Module is the same as Python::Python + # but ALIAS cannot be used because the imported library is not GLOBAL. + __python_import_library (${_PYTHON_PREFIX}::Module) + else() + add_library (${_PYTHON_PREFIX}::Module INTERFACE IMPORTED) + set_property (TARGET ${_PYTHON_PREFIX}::Module + PROPERTY INTERFACE_INCLUDE_DIRECTORIES "${${_PYTHON_PREFIX}_INCLUDE_DIR}") + + # When available, enforce shared library generation with undefined symbols + if (APPLE) + set_property (TARGET ${_PYTHON_PREFIX}::Module + PROPERTY INTERFACE_LINK_OPTIONS "LINKER:-undefined,dynamic_lookup") + endif() + if (CMAKE_SYSTEM_NAME STREQUAL "SunOS") + set_property (TARGET ${_PYTHON_PREFIX}::Module + PROPERTY INTERFACE_LINK_OPTIONS "LINKER:-z,nodefs") + endif() + if (CMAKE_SYSTEM_NAME STREQUAL "AIX") + set_property (TARGET ${_PYTHON_PREFIX}::Module + PROPERTY INTERFACE_LINK_OPTIONS "LINKER:-b,erok") + endif() + endif() + endif() + + # + # PYTHON_ADD_LIBRARY (<name> [STATIC|SHARED|MODULE] src1 src2 ... srcN) + # It is used to build modules for python. + # + function (__${_PYTHON_PREFIX}_ADD_LIBRARY prefix name) + cmake_parse_arguments (PARSE_ARGV 2 PYTHON_ADD_LIBRARY + "STATIC;SHARED;MODULE" "" "") + + unset (type) + if (NOT (PYTHON_ADD_LIBRARY_STATIC + OR PYTHON_ADD_LIBRARY_SHARED + OR PYTHON_ADD_LIBRARY_MODULE)) + set (type MODULE) + endif() + add_library (${name} ${type} ${ARGN}) + + get_property (type TARGET ${name} PROPERTY TYPE) + + if (type STREQUAL "MODULE_LIBRARY") + target_link_libraries (${name} PRIVATE ${prefix}::Module) + # customize library name to follow module name rules + set_property (TARGET ${name} PROPERTY PREFIX "") + if(CMAKE_SYSTEM_NAME STREQUAL "Windows") + set_property (TARGET ${name} PROPERTY SUFFIX ".pyd") + endif() + else() + target_link_libraries (${name} PRIVATE ${prefix}::Python) + endif() + endfunction() + endif() + + if ("NumPy" IN_LIST ${_PYTHON_PREFIX}_FIND_COMPONENTS AND ${_PYTHON_PREFIX}_NumPy_FOUND + AND NOT TARGET ${_PYTHON_PREFIX}::NumPy AND TARGET ${_PYTHON_PREFIX}::Python) + add_library (${_PYTHON_PREFIX}::NumPy INTERFACE IMPORTED) + set_property (TARGET ${_PYTHON_PREFIX}::NumPy + PROPERTY INTERFACE_INCLUDE_DIRECTORIES "${${_PYTHON_PREFIX}_NumPy_INCLUDE_DIR}") + target_link_libraries (${_PYTHON_PREFIX}::NumPy INTERFACE ${_PYTHON_PREFIX}::Module) + endif() +endif() + +# final clean-up + +# Restore CMAKE_FIND_APPBUNDLE +if (DEFINED _${_PYTHON_PREFIX}_CMAKE_FIND_APPBUNDLE) + set (CMAKE_FIND_APPBUNDLE ${_${_PYTHON_PREFIX}_CMAKE_FIND_APPBUNDLE}) + unset (_${_PYTHON_PREFIX}_CMAKE_FIND_APPBUNDLE) +else() + unset (CMAKE_FIND_APPBUNDLE) +endif() +# Restore CMAKE_FIND_FRAMEWORK +if (DEFINED _${_PYTHON_PREFIX}_CMAKE_FIND_FRAMEWORK) + set (CMAKE_FIND_FRAMEWORK ${_${_PYTHON_PREFIX}_CMAKE_FIND_FRAMEWORK}) + unset (_${_PYTHON_PREFIX}_CMAKE_FIND_FRAMEWORK) +else() + unset (CMAKE_FIND_FRAMEWORK) +endif() + +unset (_${_PYTHON_PREFIX}_CONFIG CACHE) |