diff options
| -rw-r--r-- | Source/kwsys/SystemTools.cxx | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/Source/kwsys/SystemTools.cxx b/Source/kwsys/SystemTools.cxx index 5889a4b..6173f23 100644 --- a/Source/kwsys/SystemTools.cxx +++ b/Source/kwsys/SystemTools.cxx @@ -2483,6 +2483,12 @@ Status SystemTools::CloneFileContent(std::string const& source, return status; #elif defined(__APPLE__) && \ defined(KWSYS_SYSTEMTOOLS_HAVE_MACOS_COPYFILE_CLONE) + // When running as root, copyfile() copies more metadata than we + // want, such as ownership. Pretend it is not available. + if (getuid() == 0) { + return Status::POSIX(ENOSYS); + } + // NOTE: we cannot use `clonefile` as the {a,c,m}time for the file needs to // be updated by `copy_file_if_different` and `copy_file`. if (copyfile(source.c_str(), destination.c_str(), nullptr, |