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UseSWIG: Run using policy settings from includer

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Backport commit de7f0aa6c0 (UseSWIG: avoid spurious policy warnings,
2021-02-11) to the 3.20 release branch.  Projects need to be able to
control policies.

Issue: #22029
This commit is contained in:
Marc Chevrier
2021-02-11 16:45:45 +01:00
committed by Brad King
parent 26af5908ec
commit 8c525d7e16
1 changed files with 8 additions and 15 deletions
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23
Modules/UseSWIG.cmake
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@@ -338,20 +338,11 @@ as well as ``SWIG``:
initialized with the value of this variable.
#]=======================================================================]
cmake_policy(GET CMP0078 target_name_policy)
cmake_policy(GET CMP0086 module_name_policy)
cmake_policy (VERSION 3.12)
if (target_name_policy)
# respect user choice regarding CMP0078 policy
cmake_policy(SET CMP0078 ${target_name_policy})
endif()
if (module_name_policy)
# respect user choice regarding CMP0086 policy
cmake_policy(SET CMP0086 ${module_name_policy})
endif()
unset(target_name_policy)
unset(module_name_policy)
cmake_policy(PUSH)
# numbers and boolean constants
cmake_policy (SET CMP0012 NEW)
# IN_LIST operator
cmake_policy (SET CMP0057 NEW)
set(SWIG_CXX_EXTENSION "cxx")
set(SWIG_EXTRA_LIBRARIES "")
@@ -911,7 +902,7 @@ function(SWIG_ADD_LIBRARY name)
if (APPLE)
set_target_properties (${target_name} PROPERTIES SUFFIX ".jnilib")
endif()
if ((WIN32 AND MINGW) OR CYGWIN OR CMAKE_SYSTEM_NAME STREQUAL MSYS)
if ((WIN32 AND MINGW) OR CYGWIN OR CMAKE_SYSTEM_NAME STREQUAL "MSYS")
set_target_properties(${target_name} PROPERTIES PREFIX "")
endif()
elseif (swig_lowercase_language STREQUAL "lua")
@@ -1007,3 +998,5 @@ function(SWIG_LINK_LIBRARIES name)
endif()
endif()
endfunction()
cmake_policy(POP)