| This CMake module will download files during do_configure. This is bad as it |
| means we can't do offline builds. |
| |
| Add an option to disallow downloads by emitting a fatal error. |
| |
| Upstream-Status: Pending |
| Signed-off-by: Ross Burton <ross.burton@intel.com> |
| |
| diff --git a/cmake/OpenCVDownload.cmake b/cmake/OpenCVDownload.cmake |
| index cdc47ad2cb..74573f45a2 100644 |
| --- a/cmake/OpenCVDownload.cmake |
| +++ b/cmake/OpenCVDownload.cmake |
| @@ -14,6 +14,7 @@ |
| # RELATIVE_URL - if set, then URL is treated as a base, and FILENAME will be appended to it |
| # Note: uses OPENCV_DOWNLOAD_PATH folder as cache, default is <opencv>/.cache |
| |
| +set(OPENCV_ALLOW_DOWNLOADS ON CACHE BOOL "Allow downloads") |
| set(HELP_OPENCV_DOWNLOAD_PATH "Cache directory for downloaded files") |
| if(DEFINED ENV{OPENCV_DOWNLOAD_PATH}) |
| set(OPENCV_DOWNLOAD_PATH "$ENV{OPENCV_DOWNLOAD_PATH}" CACHE PATH "${HELP_OPENCV_DOWNLOAD_PATH}") |
| @@ -153,6 +154,11 @@ function(ocv_download) |
| |
| # Download |
| if(NOT EXISTS "${CACHE_CANDIDATE}") |
| + if(NOT OPENCV_ALLOW_DOWNLOADS) |
| + message(FATAL_ERROR "Not going to download ${DL_FILENAME}") |
| + return() |
| + endif() |
| + |
| ocv_download_log("#cmake_download \"${CACHE_CANDIDATE}\" \"${DL_URL}\"") |
| file(DOWNLOAD "${DL_URL}" "${CACHE_CANDIDATE}" |
| INACTIVITY_TIMEOUT 60 |