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# - Find python libraries
#
# PYTHON_VERSION
# PYTHON_INCLUDE_DIRS
# PYTHON_LIBRARIES
# PYTHON_LIBPATH, Used for installation
# PYTHON_LINKFLAGS
# PYTHON_ROOT_DIR, The base directory to search for Python.
# This can also be an environment variable.
#=============================================================================
# If PYTHON_ROOT_DIR was defined in the environment, use it.
if(NOT PYTHON_ROOT_DIR AND NOT $ENV{PYTHON_ROOT_DIR} STREQUAL "")
set(PYTHON_ROOT_DIR $ENV{PYTHON_ROOT_DIR})
endif()
set(PYTHON_VERSION 3.2 CACHE STRING "")
mark_as_advanced(PYTHON_VERSION)
set(PYTHON_LINKFLAGS "-Xlinker -export-dynamic")
mark_as_advanced(PYTHON_LINKFLAGS)
set(_python_ABI_FLAGS
"m;mu;u; " # release
"md;mud;ud" # debug
)
string(REPLACE "." "" _PYTHON_VERSION_NO_DOTS ${PYTHON_VERSION})
set(_python_SEARCH_DIRS
${PYTHON_ROOT_DIR}
"$ENV{HOME}/py${_PYTHON_VERSION_NO_DOTS}"
"/opt/py${_PYTHON_VERSION_NO_DOTS}"
)
foreach(_CURRENT_ABI_FLAGS ${_python_ABI_FLAGS})
#if(CMAKE_BUILD_TYPE STREQUAL Debug)
# set(_CURRENT_ABI_FLAGS "d${_CURRENT_ABI_FLAGS}")
#endif()
string(REPLACE " " "" _CURRENT_ABI_FLAGS ${_CURRENT_ABI_FLAGS})
find_path(PYTHON_INCLUDE_DIR
NAMES Python.h
HINTS ${_python_SEARCH_DIRS}
PATH_SUFFIXES include/python${PYTHON_VERSION}${_CURRENT_ABI_FLAGS}
)
find_library(PYTHON_LIBRARY
NAMES "python${PYTHON_VERSION}${_CURRENT_ABI_FLAGS}"
HINTS ${_python_SEARCH_DIRS}
PATH_SUFFIXES lib64 lib
)
if(PYTHON_LIBRARY AND PYTHON_INCLUDE_DIR)
break()
else()
# ensure we dont find values from 2 different ABI versions
unset(PYTHON_INCLUDE_DIR CACHE)
unset(PYTHON_LIBRARY CACHE)
endif()
endforeach()
unset(_CURRENT_ABI_FLAGS)
unset(_CURRENT_PATH)
unset(_python_ABI_FLAGS)
unset(_python_SEARCH_DIRS)
# handle the QUIETLY and REQUIRED arguments and set PYTHONLIBSUNIX_FOUND to TRUE if
# all listed variables are TRUE
include(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(PythonLibsUnix DEFAULT_MSG
PYTHON_LIBRARY PYTHON_INCLUDE_DIR)
if(PYTHONLIBSUNIX_FOUND)
# Assign cache items
set(PYTHON_INCLUDE_DIRS ${PYTHON_INCLUDE_DIR})
set(PYTHON_LIBRARIES ${PYTHON_LIBRARY})
# we need this for installation
get_filename_component(PYTHON_LIBPATH ${PYTHON_LIBRARY} PATH)
# not used
# set(PYTHON_BINARY ${PYTHON_EXECUTABLE} CACHE STRING "")
mark_as_advanced(
PYTHON_INCLUDE_DIR
PYTHON_LIBRARY
)
endif()
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