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ifcwrap/CMakeLists.txt: as PYTHONLIBS_FOUND and PYTHONINTERP_FOUND cannot seem to be trusted, perform further checks to see whether the packages were actually found or not.

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E.g. one can doo set PYTHONHOME=C:/NoPythonHere
and when running CMake it will happily report:
-- Found PythonLibs: C:/NoPythonHere/libs/python34.lib
This commit is contained in:
Stinkfist0
2017-04-09 19:21:24 +03:00
committed by Thomas Krijnen
parent 7fdbc9811d
commit dd8ee915c3
1 changed files with 6 additions and 4 deletions
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src/ifcwrap/CMakeLists.txt
+6 -4
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@@ -33,18 +33,20 @@ IF(NOT "$ENV{PYTHON_LIBRARY}" STREQUAL "")
MESSAGE(STATUS "Looking for Python library file in: ${PYTHON_LIBRARY}")
ENDIF()
# NOTE PYTHONLIBS_FOUND and PYTHONINTERP_FOUND cannot seem to be trusted so
# we need further checks to see whether the packages were actually found or not.
FIND_PACKAGE(PythonLibs)
IF(NOT PYTHONLIBS_FOUND)
MESSAGE(FATAL_ERROR "BUILD_IFCPYTHON enabled, but unable to find Python. Disable BUILD_IFCPYTHON or fix Python paths to proceed.")
IF(NOT PYTHONLIBS_FOUND OR "$PYTHON_INCLUDE_DIRS}" STREQUAL "")
MESSAGE(FATAL_ERROR "BUILD_IFCPYTHON enabled, but unable to find Python lib or header. Disable BUILD_IFCPYTHON or fix Python paths to proceed.")
ENDIF()
INCLUDE_DIRECTORIES(${PYTHON_INCLUDE_DIRS})
INCLUDE_DIRECTORIES(${CMAKE_CURRENT_SOURCE_DIR})
SET(CMAKE_SWIG_FLAGS "")
# NOTE Workaround for most likely missing debug Python libraries on Windows (requires Python built from the source).
# Python 3.5 intaller and onwards will have an option to install the debug libraries too.
# NOTE PYTHON_DEBUG_LIBRARIES appears to be a deprecated variable
IF (WIN32 AND NOT PYTHON_DEBUG_LIBRARIES)
MESSAGE(STATUS "PYTHON_DEBUG_LIBRARIES not found, defining SWIG_PYTHON_INTERPRETER_NO_DEBUG workaround for IfcWrap.")
ADD_DEFINITIONS(-DSWIG_PYTHON_INTERPRETER_NO_DEBUG)
@@ -67,7 +69,7 @@ endif()
# Try to find the Python interpreter to get the site-packages
# directory in which the wrapper can be installed.
FIND_PACKAGE(PythonInterp)
IF(PYTHONINTERP_FOUND)
IF(PYTHONINTERP_FOUND AND NOT "${PYTHON_EXECUTABLE}" STREQUAL "")
EXECUTE_PROCESS(
COMMAND ${PYTHON_EXECUTABLE} -c "import sys; from distutils.sysconfig import get_python_lib; sys.stdout.write(get_python_lib(1))"
OUTPUT_VARIABLE python_package_dir