[PATCH 2/2] sequencer: unset GIT_CHERRY_PICK_HELP for 'exec' commands

[Vegard Nossum <vegard.nossum@oracle.com>]

Running "git cherry-pick" as an x-command in the rebase plan loses the
original authorship information.

To fix this, unset GIT_CHERRY_PICK_HELP for 'exec' commands.

Link: https://lore.kernel.org/git/0adb1068-ef10-44ed-ad1d-e0927a09245d@gmail.com/
Suggested-by: Phillip Wood <phillip.wood123@gmail.com>
Signed-off-by: Vegard Nossum <vegard.nossum@oracle.com>
---
 sequencer.c                   | 1 +
 t/t3515-cherry-pick-rebase.sh | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/sequencer.c b/sequencer.c
index 91de546b32..f49a871ac0 100644
--- a/sequencer.c
+++ b/sequencer.c
@@ -3641,6 +3641,7 @@ static int do_exec(struct repository *r, const char *command_line)
 	fprintf(stderr, _("Executing: %s\n"), command_line);
 	cmd.use_shell = 1;
 	strvec_push(&cmd.args, command_line);
+	strvec_push(&cmd.env, "GIT_CHERRY_PICK_HELP");
 	status = run_command(&cmd);
 
 	/* force re-reading of the cache */
diff --git a/t/t3515-cherry-pick-rebase.sh b/t/t3515-cherry-pick-rebase.sh
index ffe6f5fe2a..5cb2b96f66 100755
--- a/t/t3515-cherry-pick-rebase.sh
+++ b/t/t3515-cherry-pick-rebase.sh
@@ -23,7 +23,7 @@ test_expect_success 'cherry-pick preserves authorship information' '
 	test_cmp expected actual
 '
 
-test_expect_failure 'cherry-pick inside rebase preserves authorship information' '
+test_expect_success 'cherry-pick inside rebase preserves authorship information' '
 	git checkout -B tmp feature &&
 	echo "x git cherry-pick -x foo" >rebase-plan &&
 	test_must_fail env GIT_SEQUENCE_EDITOR="cp rebase-plan" git rebase -i feature &&
-- 
2.34.1