1*4882a593SmuzhiyunFrom b18a280fab06a680d9f831bf8b462647f3cb6214 Mon Sep 17 00:00:00 2001 2*4882a593SmuzhiyunFrom: Ross Burton <ross.burton@intel.com> 3*4882a593SmuzhiyunDate: Thu, 9 Jan 2020 16:24:24 +0000 4*4882a593SmuzhiyunSubject: [PATCH] opencv: abort configure if we need to download 5*4882a593Smuzhiyun 6*4882a593SmuzhiyunThis CMake module will download files during do_configure. This is bad as it 7*4882a593Smuzhiyunmeans we can't do offline builds. 8*4882a593Smuzhiyun 9*4882a593SmuzhiyunAdd an option to disallow downloads by emitting a fatal error. 10*4882a593Smuzhiyun 11*4882a593SmuzhiyunUpstream-Status: Pending 12*4882a593SmuzhiyunSigned-off-by: Ross Burton <ross.burton@intel.com> 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun--- 15*4882a593Smuzhiyun cmake/OpenCVDownload.cmake | 6 ++++++ 16*4882a593Smuzhiyun 1 file changed, 6 insertions(+) 17*4882a593Smuzhiyun 18*4882a593Smuzhiyundiff --git a/cmake/OpenCVDownload.cmake b/cmake/OpenCVDownload.cmake 19*4882a593Smuzhiyunindex 63cf6d3238..4acf477f70 100644 20*4882a593Smuzhiyun--- a/cmake/OpenCVDownload.cmake 21*4882a593Smuzhiyun+++ b/cmake/OpenCVDownload.cmake 22*4882a593Smuzhiyun@@ -14,6 +14,7 @@ 23*4882a593Smuzhiyun # RELATIVE_URL - if set, then URL is treated as a base, and FILENAME will be appended to it 24*4882a593Smuzhiyun # Note: uses OPENCV_DOWNLOAD_PATH folder as cache, default is <opencv>/.cache 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun+set(OPENCV_ALLOW_DOWNLOADS ON CACHE BOOL "Allow downloads") 27*4882a593Smuzhiyun set(HELP_OPENCV_DOWNLOAD_PATH "Cache directory for downloaded files") 28*4882a593Smuzhiyun if(DEFINED ENV{OPENCV_DOWNLOAD_PATH}) 29*4882a593Smuzhiyun set(OPENCV_DOWNLOAD_PATH "$ENV{OPENCV_DOWNLOAD_PATH}" CACHE PATH "${HELP_OPENCV_DOWNLOAD_PATH}") 30*4882a593Smuzhiyun@@ -156,6 +157,11 @@ function(ocv_download) 31*4882a593Smuzhiyun 32*4882a593Smuzhiyun # Download 33*4882a593Smuzhiyun if(NOT EXISTS "${CACHE_CANDIDATE}") 34*4882a593Smuzhiyun+ if(NOT OPENCV_ALLOW_DOWNLOADS) 35*4882a593Smuzhiyun+ message(FATAL_ERROR "Not going to download ${DL_FILENAME}") 36*4882a593Smuzhiyun+ return() 37*4882a593Smuzhiyun+ endif() 38*4882a593Smuzhiyun+ 39*4882a593Smuzhiyun ocv_download_log("#cmake_download \"${CACHE_CANDIDATE}\" \"${DL_URL}\"") 40*4882a593Smuzhiyun foreach(try ${OPENCV_DOWNLOAD_TRIES_LIST}) 41*4882a593Smuzhiyun ocv_download_log("#try ${try}") 42