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| author | Brad King <brad.king@kitware.com> | 2020-09-14 19:05:33 (GMT) |
|---|---|---|
| committer | Brad King <brad.king@kitware.com> | 2020-09-18 17:46:45 (GMT) |
| commit | b8ecd4df5f9259f102d82011693eca6282be5ae6 (patch) | |
| tree | 435d7ae8fc75a2ca97b4b1d5fc7404fbe92a4045 /Modules/ExternalProject.cmake | |
| parent | fe258f638276c879bbdd2ac165ac4caba0efc921 (diff) | |
| download | CMake-b8ecd4df5f9259f102d82011693eca6282be5ae6.zip CMake-b8ecd4df5f9259f102d82011693eca6282be5ae6.tar.gz CMake-b8ecd4df5f9259f102d82011693eca6282be5ae6.tar.bz2 | |
ExternalProject: Use CMP0114 NEW behavior with Xcode "new build system"
The ExternalProject module cannot be implemented in the Xcode "new build
system" without using CMP0114's NEW behavior. When configuring for that
build system, warn if the policy is not set to NEW and use NEW behavior
anyway.
Diffstat (limited to 'Modules/ExternalProject.cmake')
| -rw-r--r-- | Modules/ExternalProject.cmake | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/Modules/ExternalProject.cmake b/Modules/ExternalProject.cmake index b795784..8bbaf5a 100644 --- a/Modules/ExternalProject.cmake +++ b/Modules/ExternalProject.cmake @@ -3342,6 +3342,18 @@ function(ExternalProject_Add name) cmake_policy(GET CMP0114 cmp0114 PARENT_SCOPE # undocumented, do not use outside of CMake ) + if(CMAKE_XCODE_BUILD_SYSTEM VERSION_GREATER_EQUAL 12 AND NOT cmp0114 STREQUAL "NEW") + message(AUTHOR_WARNING + "Policy CMP0114 is not set to NEW. " + "In order to support the Xcode \"new build system\", " + "this project must be updated to set policy CMP0114 to NEW." + "\n" + "Since CMake is generating for the Xcode \"new build system\", " + "ExternalProject_Add will use policy CMP0114's NEW behavior anyway, " + "but the generated build system may not match what the project intends." + ) + set(cmp0114 "NEW") + endif() _ep_get_configuration_subdir_suffix(cfgdir) |