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+ id 1WstNc-00049S-A0; Fri, 06 Jun 2014 13:36:20 +0100\r
+From: Mark Walters <markwalters1009@gmail.com>\r
+To: Jani Nikula <jani@nikula.org>, notmuch@notmuchmail.org\r
+Subject: Re: [PATCH] lib: resurrect support for single-message mbox files\r
+In-Reply-To: <1401950049-22351-1-git-send-email-jani@nikula.org>\r
+References: <1401950049-22351-1-git-send-email-jani@nikula.org>\r
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+Date: Fri, 06 Jun 2014 13:36:17 +0100\r
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+\r
+\r
+On Thu, 05 Jun 2014, Jani Nikula <jani@nikula.org> wrote:\r
+> This is effectively a revert of\r
+>\r
+> commit 6812136bf576d894591606d9e10096719054d1f9\r
+> Author: Jani Nikula <jani@nikula.org>\r
+> Date: Mon Mar 31 00:21:48 2014 +0300\r
+>\r
+> lib: drop support for single-message mbox files\r
+>\r
+> The intention was to drop support for indexing new single-message mbox\r
+> files (and whether that was a good idea in the first place is\r
+> arguable). However this inadvertently broke support for reading\r
+> headers from previously indexed single-message mbox files, which is\r
+> far worse.\r
+>\r
+> Distinguishing between the two cases would require more code than\r
+> simply bringing back support for single-message mbox files.\r
+\r
+This LGTM +1.\r
+\r
+Best wishes\r
+\r
+Mark\r
+\r
+> ---\r
+> lib/message-file.c | 30 +++++++++++++++++++++++++-----\r
+> test/T050-new.sh | 26 ++++++++++++++++----------\r
+> 2 files changed, 41 insertions(+), 15 deletions(-)\r
+>\r
+> diff --git a/lib/message-file.c b/lib/message-file.c\r
+> index 6782882..483ba1e 100644\r
+> --- a/lib/message-file.c\r
+> +++ b/lib/message-file.c\r
+> @@ -117,7 +117,7 @@ notmuch_message_file_close (notmuch_message_file_t *message)\r
+> }\r
+> \r
+> static notmuch_bool_t\r
+> -is_mbox (FILE *file)\r
+> +_is_mbox (FILE *file)\r
+> {\r
+> char from_buf[5];\r
+> notmuch_bool_t ret = FALSE;\r
+> @@ -139,13 +139,12 @@ _notmuch_message_file_parse (notmuch_message_file_t *message)\r
+> GMimeParser *parser;\r
+> notmuch_status_t status = NOTMUCH_STATUS_SUCCESS;\r
+> static int initialized = 0;\r
+> + notmuch_bool_t is_mbox;\r
+> \r
+> if (message->message)\r
+> return NOTMUCH_STATUS_SUCCESS;\r
+> \r
+> - /* We no longer support mboxes at all. */\r
+> - if (is_mbox (message->file))\r
+> - return NOTMUCH_STATUS_FILE_NOT_EMAIL;\r
+> + is_mbox = _is_mbox (message->file);\r
+> \r
+> if (! initialized) {\r
+> g_mime_init (GMIME_ENABLE_RFC2047_WORKAROUNDS);\r
+> @@ -163,7 +162,7 @@ _notmuch_message_file_parse (notmuch_message_file_t *message)\r
+> g_mime_stream_file_set_owner (GMIME_STREAM_FILE (stream), FALSE);\r
+> \r
+> parser = g_mime_parser_new_with_stream (stream);\r
+> - g_mime_parser_set_scan_from (parser, FALSE);\r
+> + g_mime_parser_set_scan_from (parser, is_mbox);\r
+> \r
+> message->message = g_mime_parser_construct_message (parser);\r
+> if (! message->message) {\r
+> @@ -171,6 +170,27 @@ _notmuch_message_file_parse (notmuch_message_file_t *message)\r
+> goto DONE;\r
+> }\r
+> \r
+> + if (is_mbox) {\r
+> + if (! g_mime_parser_eos (parser)) {\r
+> + /* This is a multi-message mbox. */\r
+> + status = NOTMUCH_STATUS_FILE_NOT_EMAIL;\r
+> + goto DONE;\r
+> + }\r
+> + /*\r
+> + * For historical reasons, we support single-message mboxes,\r
+> + * but this behavior is likely to change in the future, so\r
+> + * warn.\r
+> + */\r
+> + static notmuch_bool_t mbox_warning = FALSE;\r
+> + if (! mbox_warning) {\r
+> + mbox_warning = TRUE;\r
+> + fprintf (stderr, "\\r
+> +Warning: %s is an mbox containing a single message,\n\\r
+> +likely caused by misconfigured mail delivery. Support for single-message\n\\r
+> +mboxes is deprecated and may be removed in the future.\n", message->filename);\r
+> + }\r
+> + }\r
+> +\r
+> DONE:\r
+> g_object_unref (stream);\r
+> g_object_unref (parser);\r
+> diff --git a/test/T050-new.sh b/test/T050-new.sh\r
+> index 3c31954..ad46ee6 100755\r
+> --- a/test/T050-new.sh\r
+> +++ b/test/T050-new.sh\r
+> @@ -163,6 +163,22 @@ rm -rf "${MAIL_DIR}"/two\r
+> output=$(NOTMUCH_NEW)\r
+> test_expect_equal "$output" "No new mail. Removed 3 messages."\r
+> \r
+> +test_begin_subtest "Support single-message mbox (deprecated)"\r
+> +cat > "${MAIL_DIR}"/mbox_file1 <<EOF\r
+> +From test_suite@notmuchmail.org Fri Jan 5 15:43:57 2001\r
+> +From: Notmuch Test Suite <test_suite@notmuchmail.org>\r
+> +To: Notmuch Test Suite <test_suite@notmuchmail.org>\r
+> +Subject: Test mbox message 1\r
+> +\r
+> +Body.\r
+> +EOF\r
+> +output=$(NOTMUCH_NEW 2>&1)\r
+> +test_expect_equal "$output" \\r
+> +"Warning: ${MAIL_DIR}/mbox_file1 is an mbox containing a single message,\r
+> +likely caused by misconfigured mail delivery. Support for single-message\r
+> +mboxes is deprecated and may be removed in the future.\r
+> +Added 1 new message to the database."\r
+> +\r
+> # This test requires that notmuch new has been run at least once.\r
+> test_begin_subtest "Skip and report non-mail files"\r
+> generate_message\r
+> @@ -184,24 +200,14 @@ Subject: Test mbox message 2\r
+> \r
+> Body 2.\r
+> EOF\r
+> -cat > "${MAIL_DIR}"/mbox_file1 <<EOF\r
+> -From test_suite@notmuchmail.org Fri Jan 5 15:43:57 2001\r
+> -From: Notmuch Test Suite <test_suite@notmuchmail.org>\r
+> -To: Notmuch Test Suite <test_suite@notmuchmail.org>\r
+> -Subject: Test mbox message 1\r
+> -\r
+> -Body.\r
+> -EOF\r
+> output=$(NOTMUCH_NEW 2>&1)\r
+> test_expect_equal "$output" \\r
+> "Note: Ignoring non-mail file: ${MAIL_DIR}/.git/config\r
+> Note: Ignoring non-mail file: ${MAIL_DIR}/.ignored_hidden_file\r
+> Note: Ignoring non-mail file: ${MAIL_DIR}/ignored_file\r
+> Note: Ignoring non-mail file: ${MAIL_DIR}/mbox_file\r
+> -Note: Ignoring non-mail file: ${MAIL_DIR}/mbox_file1\r
+> Added 1 new message to the database."\r
+> rm "${MAIL_DIR}"/mbox_file\r
+> -rm "${MAIL_DIR}"/mbox_file1\r
+> \r
+> test_begin_subtest "Ignore files and directories specified in new.ignore"\r
+> generate_message\r
+> -- \r
+> 1.7.2.5\r
+>\r
+> _______________________________________________\r
+> notmuch mailing list\r
+> notmuch@notmuchmail.org\r
+> http://notmuchmail.org/mailman/listinfo/notmuch\r