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Re: Special strings in commit messages

Florian Weimer <fweimer@xxxxxxxxxx> wrote:
> Based on strace output, something in git rebase calls git mailsplit, and it
> probably sees the "\nFrom " string and treats it as a start of a new mail
> message, and things go downhill from there.
> I will escape "\nFrom " in commit messages (probably as "\n.From " or maybe
> "\n>From ", plus escaping for "\n."/"\n>" to make the encoding reversible),
> but I wonder if there is something else I need to escape while I'm at it.

I suppose it's safe to start using mboxrd internally when
there's little danger of mixing different git versions.

Totally untested (but passes "make test"), can you try this?

Subject: [PATCH] rebase: use mboxrd format to avoid split errors

The mboxrd format allows the use of embedded "From " lines in
commit messages without being misinterpreted by mailsplit

Reported-by: Florian Weimer <fweimer@xxxxxxxxxx>
Signed-off-by: Eric Wong <e@xxxxxxxxx>
 git-rebase--am.sh | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/git-rebase--am.sh b/git-rebase--am.sh
index 6e64d40d6f..14c50782e0 100644
--- a/git-rebase--am.sh
+++ b/git-rebase--am.sh
@@ -53,6 +53,7 @@ else
 	git format-patch -k --stdout --full-index --cherry-pick --right-only \
 		--src-prefix=a/ --dst-prefix=b/ --no-renames --no-cover-letter \
+		--pretty=mboxrd \
 		$git_format_patch_opt \
 		"$revisions" ${restrict_revision+^$restrict_revision} \
@@ -83,6 +84,7 @@ else
 	git am $git_am_opt --rebasing --resolvemsg="$resolvemsg" \
+		--patch-format=mboxrd \
 		$allow_rerere_autoupdate \
 		${gpg_sign_opt:+"$gpg_sign_opt"} <"$GIT_DIR/rebased-patches"