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| author | Brad King <brad.king@kitware.com> | 2018-04-17 15:43:56 (GMT) |
|---|---|---|
| committer | Brad King <brad.king@kitware.com> | 2018-04-18 12:09:56 (GMT) |
| commit | 391a5837ee859c749c2a988eb873a2a9a2c58f91 (patch) | |
| tree | 478a42c6182f433142114e8b68c1cd6cda0d68c8 /Tests/PolicyScope | |
| parent | 3c47ac5b2571939f7d987d9f23a9969b1f67f46e (diff) | |
| download | CMake-391a5837ee859c749c2a988eb873a2a9a2c58f91.zip CMake-391a5837ee859c749c2a988eb873a2a9a2c58f91.tar.gz CMake-391a5837ee859c749c2a988eb873a2a9a2c58f91.tar.bz2 | |
cmake_policy: Add undocumented PARENT_SCOPE option to GET
Policies affecting the behavior of CMake-provided macros and functions
need to be able to get the policy setting as of the call site rather
than the definition site. Add an undocumented option to do this.
Diffstat (limited to 'Tests/PolicyScope')
| -rw-r--r-- | Tests/PolicyScope/CMakeLists.txt | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/Tests/PolicyScope/CMakeLists.txt b/Tests/PolicyScope/CMakeLists.txt index 413195a..353842b 100644 --- a/Tests/PolicyScope/CMakeLists.txt +++ b/Tests/PolicyScope/CMakeLists.txt @@ -52,6 +52,10 @@ if(1) # CMP0002 should be changed when this function is invoked cmake_policy(GET CMP0002 cmp) check(CMP0002 "OLD" "${cmp}") + + # The undocumented PARENT_SCOPE option sees the caller's setting. + cmake_policy(GET CMP0002 cmp PARENT_SCOPE) + check(CMP0002 "NEW" "${cmp}") endfunction() # Unset CMP0002 @@ -61,6 +65,10 @@ if(1) cmake_policy(GET CMP0002 cmp) check(CMP0002 "" "${cmp}") + # The undocumented PARENT_SCOPE option sees the caller's setting. + cmake_policy(GET CMP0002 cmp PARENT_SCOPE) + check(CMP0002 "NEW" "${cmp}") + # Setting the policy should work here and also in the caller. cmake_policy(SET CMP0002 OLD) cmake_policy(GET CMP0002 cmp) |