diff --git a/cmake/FindPythonModule.cmake b/cmake/FindPythonModule.cmake new file mode 100644 index 000000000..36bffa7be --- /dev/null +++ b/cmake/FindPythonModule.cmake @@ -0,0 +1,24 @@ +# Find if a Python module is installed +# Found at http://www.cmake.org/pipermail/cmake/2011-January/041666.html +# To use do: find_python_module(PyQt4 REQUIRED) +function(find_python_module module) + string(TOUPPER ${module} module_upper) + if(NOT PY_${module_upper}) + if(ARGC GREATER 1 AND ARGV1 STREQUAL "REQUIRED") + set(${module}_FIND_REQUIRED TRUE) + endif() + # A module's location is usually a directory, but for binary modules + # it's a .so file. + execute_process(COMMAND "${PYTHON_EXECUTABLE}" "-c" + "import re, ${module}; print(re.compile('/__init__.py.*').sub('',${module}.__file__))" + RESULT_VARIABLE _${module}_status + OUTPUT_VARIABLE _${module}_location + ERROR_QUIET + OUTPUT_STRIP_TRAILING_WHITESPACE) + if(NOT _${module}_status) + set(PY_${module_upper} ${_${module}_location} CACHE STRING + "Location of Python module ${module}") + endif(NOT _${module}_status) + endif(NOT PY_${module_upper}) + find_package_handle_standard_args(PY_${module} DEFAULT_MSG PY_${module_upper}) +endfunction(find_python_module)