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authorMarc Chevrier <marc.chevrier@gmail.com>2020-09-02 15:41:16 +0200
committerMarc Chevrier <marc.chevrier@gmail.com>2020-09-02 15:41:16 +0200
commit6fdfe2428d70bbd7f264ca1010c7ce2e992e4ab3 (patch)
tree4d76c286ea276d007644f0d34774c672efc38eae
parent7da3c744e3f39bb19358fd2f19807443c89919af (diff)
downloadcmake-6fdfe2428d70bbd7f264ca1010c7ce2e992e4ab3.tar.gz
FindPython: enhance ABI checks against include directory
Fixes: #21149
-rw-r--r--Modules/FindPython/Support.cmake26
1 files changed, 18 insertions, 8 deletions
diff --git a/Modules/FindPython/Support.cmake b/Modules/FindPython/Support.cmake
index 1d68c44156..6dd3b8ed0a 100644
--- a/Modules/FindPython/Support.cmake
+++ b/Modules/FindPython/Support.cmake
@@ -607,14 +607,24 @@ function (_PYTHON_GET_VERSION)
# ABI not used on Windows
set (abi "")
else()
- if (config MATCHES "#[ ]*define[ ]+Py_DEBUG[ ]+1")
- string (APPEND abi "d")
- endif()
- if (config MATCHES "#[ ]*define[ ]+WITH_PYMALLOC[ ]+1")
- string (APPEND abi "m")
- endif()
- if (config MATCHES "#[ ]*define[ ]+Py_UNICODE_SIZE[ ]+4")
- string (APPEND abi "u")
+ if (NOT config)
+ # pyconfig.h can be a wrapper to a platform specific pyconfig.h
+ # In this case, try to identify ABI from include directory
+ if (_${_PYTHON_PREFIX}_INCLUDE_DIR MATCHES "python${version_major}\.${version_minor}+([dmu]*)")
+ set (abi "${CMAKE_MATCH_1}")
+ else()
+ set (abi "")
+ endif()
+ else()
+ if (config MATCHES "#[ ]*define[ ]+Py_DEBUG[ ]+1")
+ string (APPEND abi "d")
+ endif()
+ if (config MATCHES "#[ ]*define[ ]+WITH_PYMALLOC[ ]+1")
+ string (APPEND abi "m")
+ endif()
+ if (config MATCHES "#[ ]*define[ ]+Py_UNICODE_SIZE[ ]+4")
+ string (APPEND abi "u")
+ endif()
endif()
set (${_PGV_PREFIX}ABI "${abi}" PARENT_SCOPE)
endif()