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[PATCH v3 3/4] imap-send: check git send-email copies like other messages

From
Harald Nordgren via GitGitGadget <gitgitgadget@gmail.com>
Date
Oct 22, 2026, 06:56 UTC
Message-ID
<213c4950e053441ad81a0d5f6569e7a2ea63e25c.1792652185.git.gitgitgadget@gmail.com>
In-Reply-To
<pull.2456.v3.git.git.1792652185.gitgitgadget@gmail.com>
From: Harald Nordgren <haraldnordgren@gmail.com>

The copy that git send-email --imap-sent-folder pipes to imap-send starts with a "From git-send-email" line. 04133f5bc4 (send-email: add ability to send a copy of sent emails to an IMAP folder, 2025-08-12) made imap-send count such a message when it has From and To headers, without looking for Date and Subject. Without that special case the copy would not be counted at all, because git send-email writes Subject before Date.

Now that the headers are accepted in any order, the special case is no longer needed. The copy carries the same headers git send-email sends over SMTP, which always include From, Subject and Date, so it passes the check for other messages. A To header is no longer required, the same as for any other message.

Signed-off-by: Harald Nordgren <haraldnordgren@gmail.com>
---
 imap-send.c           | 15 ++-------------
 t/t9001-send-email.sh | 13 +++++++++++++
 2 files changed, 15 insertions(+), 13 deletions(-)
diff --git a/imap-send.c b/imap-send.c
index ce2321d42e..1091825dfb 100644
--- a/imap-send.c
+++ b/imap-send.c
@@ -1477,19 +1477,8 @@ static int count_messages(struct strbuf *all_msgs)
 	char *p = all_msgs->buf;
 
 	while (1) {
-		if (starts_with(p, "From ")) {
-			if (starts_with(p, "From git-send-email")) {
-				p = strstr(p+5, "\nFrom: ");
-				if (!p) break;
-				p += 7;
-				p = strstr(p, "\nTo: ");
-				if (!p) break;
-				p += 5;
-				count++;
-			} else if (has_required_headers(p)) {
-				count++;
-			}
-		}
+		if (starts_with(p, "From ") && has_required_headers(p))
+			count++;
 		p = strstr(p+5, "\nFrom ");
 		if (!p)
 			break;
diff --git a/t/t9001-send-email.sh b/t/t9001-send-email.sh
index d105fcb41c..1f77c14315 100755
--- a/t/t9001-send-email.sh
+++ b/t/t9001-send-email.sh
@@ -2885,4 +2885,17 @@ test_expect_success $PREREQ 'imap-send accepts a sent patch from the list archiv
 	test_grep "(1/1) done" err
 '
 
+test_expect_success $PREREQ '--imap-sent-folder stores a copy of the sent patch' '
+	test_config imap.tunnel ./fake-imap-server &&
+	clean_fake_sendmail &&
+	git send-email \
+		--from="Example <from@example.com>" \
+		--to=nobody@example.com \
+		--smtp-server="$(pwd)/fake.sendmail" \
+		--imap-sent-folder=Sent \
+		HEAD^ 2>err &&
+	test_grep "^Sending 1 message to Sent folder" err &&
+	test_grep "(1/1) done" err
+'
+
 test_done
-- 
gitgitgadget
Previous: Harald Nordgren via GitGitGadgetNext: Patrick Steinhardt
Message 20 of 32 in “Fix imap-send with reordered message headers”
  1. 0/2 Fix imap-send with reordered message headersHarald Nordgren via GitGitGadget, Oct 19, 2026
  2. 1/2 imap-send: avoid leaking the tunnel commandHarald Nordgren via GitGitGadget, Oct 19, 2026
  3. 2/2 imap-send: accept messages with Subject before DateHarald Nordgren via GitGitGadget, Oct 19, 2026
  4. Junio C HamanoOct 19, 2026
  5. Harald NordgrenOct 20, 2026
  6. 0/2 Fix imap-send with reordered message headersHarald Nordgren via GitGitGadget, Oct 21, 2026
  7. 1/2 imap-send: avoid leaking the tunnel commandHarald Nordgren via GitGitGadget, Oct 21, 2026
  8. Patrick SteinhardtOct 21, 2026
  9. Harald NordgrenOct 21, 2026
  10. 2/2 imap-send: accept messages with Subject before DateHarald Nordgren via GitGitGadget, Oct 21, 2026
  11. Patrick SteinhardtOct 21, 2026
  12. Harald NordgrenOct 21, 2026
  13. Patrick SteinhardtOct 21, 2026
  14. Harald NordgrenOct 21, 2026
  15. 0/4 Fix imap-send with reordered message headersHarald Nordgren via GitGitGadget, Oct 22, 2026
  16. 1/4 imap-send: wait for the tunnel command to finishHarald Nordgren via GitGitGadget, Oct 22, 2026
  17. Patrick SteinhardtOct 26, 2026
  18. Harald NordgrenOct 26, 2026
  19. 2/4 imap-send: accept messages with Subject before DateHarald Nordgren via GitGitGadget, Oct 22, 2026
  20. 3/4 imap-send: check git send-email copies like other messagesHarald Nordgren via GitGitGadget, Oct 22, 2026
  21. Patrick SteinhardtOct 26, 2026
  22. Harald NordgrenOct 26, 2026
  23. 4/4 imap-send: match header names case insensitivelyHarald Nordgren via GitGitGadget, Oct 22, 2026
  24. Patrick SteinhardtOct 26, 2026
  25. 0/4 Fix imap-send with reordered message headersHarald Nordgren via GitGitGadget, Oct 27, 2026
  26. 1/4 imap-send: wait for the tunnel command to finishHarald Nordgren via GitGitGadget, Oct 27, 2026
  27. 2/4 imap-send: accept messages with Subject before DateHarald Nordgren via GitGitGadget, Oct 27, 2026
  28. 3/4 imap-send: check git send-email copies like other messagesHarald Nordgren via GitGitGadget, Oct 27, 2026
  29. Patrick SteinhardtOct 27, 2026
  30. 4/4 imap-send: match header names case insensitivelyHarald Nordgren via GitGitGadget, Oct 27, 2026
  31. Patrick SteinhardtOct 27, 2026
  32. Junio C HamanoOct 29, 2026

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