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| author | Ben Boeckel <ben.boeckel@kitware.com> | 2021-03-02 19:51:22 (GMT) |
|---|---|---|
| committer | Ben Boeckel <ben.boeckel@kitware.com> | 2021-03-11 13:43:30 (GMT) |
| commit | b6c022eaa27abcc265a5961b22e5e0c44df88752 (patch) | |
| tree | c6755eadd7db296778b38089dff6def78525745d /Modules/ExternalData.cmake | |
| parent | 01cc8bf93084d91d0a1e2258a3b7307ef5ec5852 (diff) | |
| download | CMake-b6c022eaa27abcc265a5961b22e5e0c44df88752.zip CMake-b6c022eaa27abcc265a5961b22e5e0c44df88752.tar.gz CMake-b6c022eaa27abcc265a5961b22e5e0c44df88752.tar.bz2 | |
ExternalData: use `file(CREATE_LINK)`
This avoids spawning a new CMake command which isn't necessary.
Diffstat (limited to 'Modules/ExternalData.cmake')
| -rw-r--r-- | Modules/ExternalData.cmake | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/Modules/ExternalData.cmake b/Modules/ExternalData.cmake index 032e423..1850e74 100644 --- a/Modules/ExternalData.cmake +++ b/Modules/ExternalData.cmake @@ -941,7 +941,8 @@ function(_ExternalData_link_or_copy src dst) file(RELATIVE_PATH tgt "${dst_dir}" "${src}") endif() endif() - execute_process(COMMAND "${CMAKE_COMMAND}" -E create_symlink "${tgt}" "${tmp}" RESULT_VARIABLE result) + # Create link (falling back to copying if there's a problem). + file(CREATE_LINK "${tgt}" "${tmp}" RESULT result COPY_ON_ERROR SYMBOLIC) else() # Create a copy. file(COPY_FILE "${src}" "${tmp}" RESULT result) |