Download realm binaries to a random path (#2061)

realm · Oct 5, 2020 · 89f8765 · 89f8765
1 parent 8c38425
commit 89f8765
Showing 1 changed file with 7 additions and 2 deletions.
diff --git a/wrappers/CMakeLists.txt b/wrappers/CMakeLists.txt
@@ -24,8 +24,13 @@ function(download_realm_tarball url target libraries)
     if (NOT EXISTS ${tarball_path})
         if (NOT EXISTS ${temp_tarball_path})
             message("Downloading ${url}.")
-            file(DOWNLOAD ${url} ${temp_tarball_path}.tmp SHOW_PROGRESS)
-            file(RENAME ${temp_tarball_path}.tmp ${temp_tarball_path})
+            string(RANDOM suffix)
+            set(temp_download_path "${temp_tarball_path}-${suffix}.tmp")
+            message("Downloading ${url} to ${temp_download_path}.")
+            file(DOWNLOAD ${url} ${temp_download_path} SHOW_PROGRESS)
+            if (NOT EXISTS ${temp_tarball_path})
+                file(RENAME ${temp_download_path} ${temp_tarball_path})
+            endif()
         endif()
         file(COPY ${temp_tarball_path} DESTINATION ${tarball_parent_directory})
     endif()