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authorVincent Ambo <tazjin@google.com>2020-05-22T16·46+0100
committerVincent Ambo <tazjin@google.com>2020-05-22T16·46+0100
commit5229c9b232de5bfa959ad6ebbb4c8192ac513352 (patch)
tree8539e7e23682cac110900f946f034ae44162cacd /third_party/git/git-filter-branch.sh
parentf2b211131f2347342dde63975b09cf603149f1a3 (diff)
parent8518a7a51faaf50f830646d4c3585f51236b9349 (diff)
merge(3p/git): Merge git upstream at v2.26.2 r/808
Diffstat (limited to 'third_party/git/git-filter-branch.sh')
-rwxr-xr-xthird_party/git/git-filter-branch.sh14
1 files changed, 14 insertions, 0 deletions
diff --git a/third_party/git/git-filter-branch.sh b/third_party/git/git-filter-branch.sh
index 5c5afa2b98..fea7964617 100755
--- a/third_party/git/git-filter-branch.sh
+++ b/third_party/git/git-filter-branch.sh
@@ -83,6 +83,20 @@ set_ident () {
 	finish_ident COMMITTER
 }
 
+if test -z "$FILTER_BRANCH_SQUELCH_WARNING$GIT_TEST_DISALLOW_ABBREVIATED_OPTIONS"
+then
+	cat <<EOF
+WARNING: git-filter-branch has a glut of gotchas generating mangled history
+	 rewrites.  Hit Ctrl-C before proceeding to abort, then use an
+	 alternative filtering tool such as 'git filter-repo'
+	 (https://github.com/newren/git-filter-repo/) instead.  See the
+	 filter-branch manual page for more details; to squelch this warning,
+	 set FILTER_BRANCH_SQUELCH_WARNING=1.
+EOF
+	sleep 10
+	printf "Proceeding with filter-branch...\n\n"
+fi
+
 USAGE="[--setup <command>] [--subdirectory-filter <directory>] [--env-filter <command>]
 	[--tree-filter <command>] [--index-filter <command>]
 	[--parent-filter <command>] [--msg-filter <command>]