Merge pull request #10295 from alalek:cmake_workaround_download_log_issue

7 years ago · 74f1295756
parent 3966595f9a edadcfa7d9
commit 74f1295756
1 changed files with 6 additions and 4 deletions
--- a/cmake/OpenCVDownload.cmake
+++ b/cmake/OpenCVDownload.cmake
@ -156,10 +156,12 @@ function(ocv_download)
         TIMEOUT 600
         STATUS status
         LOG __log)
-    string(LENGTH "${__log}" __log_length)
-    if(__log_length LESS 65536)
-      string(REPLACE "\n" "\n# " __log "${__log}")
-      ocv_download_log("# ${__log}\n")
+    if(NOT OPENCV_SKIP_FILE_DOWNLOAD_DUMP)  # workaround problem with old CMake versions: "Invalid escape sequence"
+      string(LENGTH "${__log}" __log_length)
+      if(__log_length LESS 65536)
+        string(REPLACE "\n" "\n# " __log "${__log}")
+        ocv_download_log("# ${__log}\n")
+      endif()
    endif()
    if(NOT status EQUAL 0)
      set(msg_level FATAL_ERROR)