Kitware/CMake
1
0
Fork 0
mirror of https://github.com/Kitware/CMake.git synced 2025-10-14 10:47:59 +08:00
Code Issues Projects Releases Wiki Activity

Export: Specify a policy range in exported files

Browse Source 
This should reduce policy-related warnings coming from the
generated files, but in a way that doesn't increase the minimum
CMake version for consumers.

Relates: #20561
This commit is contained in:
Craig Scott
2020-05-16 11:02:42 +10:00
parent ec1b3992db
commit ca24b70d31
1 changed files with 6 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
Source/cmExportFileGenerator.cxx
View File

@@ -923,12 +923,14 @@ void cmExportFileGenerator::GeneratePolicyHeaderCode(std::ostream& os)
/* clang-format on */
// Isolate the file policy level.
// We use 2.6 here instead of the current version because newer
// versions of CMake should be able to export files imported by 2.6
// until the import format changes.
// Support CMake versions as far back as 2.6 but also support using NEW
// policy settings for up to CMake 3.17 (this upper limit may be reviewed
// and increased from time to time). This reduces the opportunity for CMake
// warnings when an older export file is later used with newer CMake
// versions.
/* clang-format off */
os << "cmake_policy(PUSH)\n"
<< "cmake_policy(VERSION 2.6)\n";
<< "cmake_policy(VERSION 2.6...3.17)\n";
/* clang-format on */
}