diff options
-rw-r--r-- | Utilities/Scripts/update-third-party.bash | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/Utilities/Scripts/update-third-party.bash b/Utilities/Scripts/update-third-party.bash index 6aeeccd..3b8358e 100644 --- a/Utilities/Scripts/update-third-party.bash +++ b/Utilities/Scripts/update-third-party.bash @@ -155,8 +155,14 @@ popd if [ -n "$basehash" ]; then git merge --log -s recursive "-Xsubtree=$subtree/" --no-commit "upstream-$name" else + unrelated_histories_flag="" + if git merge --help | grep -q -e allow-unrelated-histories; then + unrelated_histories_flag="--allow-unrelated-histories " + fi + readonly unrelated_histories_flag + git fetch "$extractdir" "upstream-$name:upstream-$name" - git merge --log -s ours --no-commit "upstream-$name" + git merge --log -s ours --no-commit $unrelated_histories_flag "upstream-$name" git read-tree -u --prefix="$subtree/" "upstream-$name" fi git commit --no-edit |