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FindPython: fix CROSSCOMPILING with CMP0190=OLD

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Marc Chevrier
2026-08-10 14:28:15 +02:00
parent d657ecc4ea
commit 7b74c14b02
1 changed files with 13 additions and 6 deletions
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Modules/FindPython/Support.cmake
+13 -6
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@@ -1020,7 +1020,7 @@ function (_PYTHON_GET_LAUNCHER _PYTHON_PGL_NAME)
endif()
if (_${_PYTHON_PREFIX}_CROSSCOMPILING)
set (${_PYTHON_PGL_NAME} "${CMAKE_CROSSCOMPILING_EMULATOR}" PARENT_SCOPE)
set (${_PYTHON_PGL_NAME} "${_${_PYTHON_PREFIX}_CROSSCOMPILING_EMULATOR}" PARENT_SCOPE)
return()
endif()
@@ -1629,15 +1629,22 @@ endif()
## handle cross-compiling constraints for components:
## If Interpreter and/or Compiler are specified with Development components
## the CMAKE_CROSSCOMPILING_EMULATOR variable should be defined
cmake_policy (GET CMP0190 _${_PYTHON_PREFIX}_CROSSCOMPILING_POLICY)
unset (_${_PYTHON_PREFIX}_CROSSCOMPILING)
if (CMAKE_CROSSCOMPILING AND _${_PYTHON_PREFIX}_CROSSCOMPILING_POLICY STREQUAL "NEW")
unset (_${_PYTHON_PREFIX}_CROSSCOMPILING_EMULATOR)
if (CMAKE_CROSSCOMPILING)
if (${_PYTHON_BASE}_FIND_COMPONENTS MATCHES "Interpreter|Compiler"
AND ${_PYTHON_BASE}_FIND_COMPONENTS MATCHES "Development")
if (CMAKE_CROSSCOMPILING_EMULATOR)
set (_${_PYTHON_PREFIX}_CROSSCOMPILING TRUE)
cmake_policy (GET CMP0190 _${_PYTHON_PREFIX}_CROSSCOMPILING_POLICY)
if (_${_PYTHON_PREFIX}_CROSSCOMPILING_POLICY STREQUAL "NEW")
if (CMAKE_CROSSCOMPILING_EMULATOR)
set (_${_PYTHON_PREFIX}_CROSSCOMPILING TRUE)
set (_${_PYTHON_PREFIX}_CROSSCOMPILING_EMULATOR "${CMAKE_CROSSCOMPILING_EMULATOR}")
else()
_python_display_failure ("${_PYTHON_PREFIX}: When cross-compiling, Interpreter and/or Compiler components cannot be searched when CMAKE_CROSSCOMPILING_EMULATOR variable is not specified (see policy CMP0190)." FATAL)
endif()
else()
_python_display_failure ("${_PYTHON_PREFIX}: When cross-compiling, Interpreter and/or Compiler components cannot be searched when CMAKE_CROSSCOMPILING_EMULATOR variable is not specified (see policy CMP0190)." FATAL)
# CMP0190 == OLD : no condition regarding crosscompiling environment
set (_${_PYTHON_PREFIX}_CROSSCOMPILING TRUE)
endif()
endif()
endif()