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-rw-r--r--Source/cmPolicies.cxx17
1 files changed, 17 insertions, 0 deletions
diff --git a/Source/cmPolicies.cxx b/Source/cmPolicies.cxx
index 6aef502..eb7d666 100644
--- a/Source/cmPolicies.cxx
+++ b/Source/cmPolicies.cxx
@@ -491,6 +491,23 @@ cmPolicies::cmPolicies()
"CMAKE_SHARED_LIBRARY_<Lang>_FLAGS whether it is modified or not and "
"honor the POSITION_INDEPENDENT_CODE target property.",
2,8,9,0, cmPolicies::WARN);
+
+ this->DefinePolicy(
+ CMP0019, "CMP0019",
+ "Do not re-expand variables in include and link information.",
+ "CMake 2.8.10 and lower re-evaluated values given to the "
+ "include_directories, link_directories, and link_libraries "
+ "commands to expand any leftover variable references at the "
+ "end of the configuration step. "
+ "This was for strict compatibility with VERY early CMake versions "
+ "because all variable references are now normally evaluated during "
+ "CMake language processing. "
+ "CMake 2.8.11 and higher prefer to skip the extra evaluation."
+ "\n"
+ "The OLD behavior for this policy is to re-evaluate the values "
+ "for strict compatibility. "
+ "The NEW behavior for this policy is to leave the values untouched.",
+ 2,8,11,0, cmPolicies::WARN);
}
cmPolicies::~cmPolicies()