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authorBrad King <brad.king@kitware.com>2016-08-24 18:23:56 (GMT)
committerCMake Topic Stage <kwrobot@kitware.com>2016-08-24 18:23:56 (GMT)
commit81c3e637ccc135068a06fa3dc72f23733f003db5 (patch)
tree9482a7b7b148334af90b453115c58956d44e2e71
parent86f1d70445f8a192fbc518cac83e0d6e8db70eef (diff)
parentdcb2e39fda75ef20b950fe293bbc989e95adbdec (diff)
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Merge topic 'update-third-party-git-2.9'
dcb2e39f update-third-party: support Git 2.9.0's new merge restrictions
-rw-r--r--Utilities/Scripts/update-third-party.bash8
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