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FindPythonLibs: get the exact version of the found library (#3080)

This commit is contained in:
Rolf Eike Beer 2012-02-21 21:12:16 +01:00
parent f7723786e7
commit c9c1a17609
1 changed files with 12 additions and 2 deletions
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14
Modules/FindPythonLibs.cmake
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@ -8,6 +8,7 @@
# PYTHON_INCLUDE_PATH - path to where Python.h is found (deprecated)
# PYTHON_INCLUDE_DIRS - path to where Python.h is found
# PYTHON_DEBUG_LIBRARIES - path to the debug library
# PYTHONLIBS_VERSION_STRING - version of the Python libs found (since CMake 2.8.8)
#
# The Python_ADDITIONAL_VERSIONS variable can be used to specify a list of
# version numbers that should be taken into account when searching for Python.
@ -126,6 +127,14 @@ FOREACH(_CURRENT_VERSION ${_Python_VERSIONS})
SET(PYTHON_INCLUDE_PATH "${PYTHON_INCLUDE_DIR}" CACHE INTERNAL
"Path to where Python.h is found (deprecated)")
IF(PYTHON_INCLUDE_DIR AND EXISTS "${PYTHON_INCLUDE_DIR}/patchlevel.h")
FILE(STRINGS "${PYTHON_INCLUDE_DIR}/patchlevel.h" python_version_str
REGEX "^#define[ \t]+PY_VERSION[ \t]+\"[^\"]+\"")
STRING(REGEX REPLACE "^#define[ \t]+PY_VERSION[ \t]+\"([^\"]+)\".*" "\\1"
PYTHONLIBS_VERSION_STRING "${python_version_str}")
UNSET(python_version_str)
ENDIF(PYTHON_INCLUDE_DIR AND EXISTS "${PYTHON_INCLUDE_DIR}/patchlevel.h")
ENDFOREACH(_CURRENT_VERSION)
MARK_AS_ADVANCED(
@ -144,8 +153,9 @@ SET(PYTHON_DEBUG_LIBRARIES "${PYTHON_DEBUG_LIBRARY}")
INCLUDE(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(PythonLibs DEFAULT_MSG PYTHON_LIBRARIES PYTHON_INCLUDE_DIRS)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(PythonLibs
REQUIRED_VARS PYTHON_LIBRARIES PYTHON_INCLUDE_DIRS
VERSION_VAR PYTHONLIBS_VERSION_STRING)
# PYTHON_ADD_MODULE(<name> src1 src2 ... srcN) is used to build modules for python.
# PYTHON_WRITE_MODULES_HEADER(<filename>) writes a header file you can include