This patch against the cmake-swig-updates branch uses
if (POLICY ... ) to gate the policy setting against the
existence of the policy itself, instead of any specific
CMake version. A handy trick I picked up somewhere.
Signed-off-by: FeRD (Frank Dana) <ferdnyc@xxxxxxxxx>
---
python/CMakeLists.txt | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/python/CMakeLists.txt b/python/CMakeLists.txt
index 494f6ff..4f758d5 100644
--- a/python/CMakeLists.txt
+++ b/python/CMakeLists.txt
@@ -1,7 +1,7 @@
-# swig_add_library behavior changed in cmake 3.13 and
SWIG_MODULE_<target>_REAL_NAME
-# is no longer set by default so set policy to the old behavior.
-if(NOT CMAKE_VERSION VERSION_LESS 3.13.0)
- cmake_policy(SET CMP0078 OLD)
+# swig_add_library behavior changed in cmake 3.13 to no longer set
+# SWIG_MODULE_<target>_REAL_NAME, so restore the old behavior.
+if ( POLICY CMP0078 )
+ cmake_policy( SET CMP0078 OLD )
endif ()
# workaround for cmake bug #0013449
--
2.21.0
--
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