hanchenye-llvm-project/libcxx/lib
Eric Fiselier d77135f828 [libcxx] Remove installation rules on Darwin when it would overwrite the system installation.
Summary:
On Mac OS X overwriting `/usr/lib/libc++.dylib` can cause your computer to fail to boot. This patch tries to make it harder to do that accidentally. 

If `CMAKE_SYSTEM_NAME` is `Darwin` and `CMAKE_INSTALL_PREFIX` is `/usr` don't generate installation rules unless the user explicitly provides `LIBCXX_OVERRIDE_DARWIN_INSTALL=ON`. Note that `CMAKE_INSTALL_PREFIX` is always absolute so we don't need to worry about things like `/usr/../usr`.

Reviewers: mclow.lists, beanz, jroelofs

Subscribers: cfe-commits

Differential Revision: http://reviews.llvm.org/D12209

llvm-svn: 246070
2015-08-26 20:18:21 +00:00
..
CMakeLists.txt [libcxx] Remove installation rules on Darwin when it would overwrite the system installation. 2015-08-26 20:18:21 +00:00
buildit Not everyone uses bash, so fix test syntax. 2014-04-12 21:12:55 +00:00
libc++abi.exp
libc++abi2.exp
libc++sjlj-abi.exp
libc++unexp.exp
notweak.exp
weak.exp