diff options
| -rw-r--r-- | Documentation/config.txt | 10 | ||||
| -rw-r--r-- | Documentation/git-format-patch.txt | 10 | ||||
| -rw-r--r-- | builtin-log.c | 35 | ||||
| -rwxr-xr-x | t/t4014-format-patch.sh | 120 |
4 files changed, 170 insertions, 5 deletions
diff --git a/Documentation/config.txt b/Documentation/config.txt index f5152c5038..300ab25dcf 100644 --- a/Documentation/config.txt +++ b/Documentation/config.txt @@ -677,6 +677,16 @@ format.pretty:: See linkgit:git-log[1], linkgit:git-show[1], linkgit:git-whatchanged[1]. +format.thread:: + The default threading style for 'git-format-patch'. Can be + either a boolean value, `shallow` or `deep`. 'Shallow' + threading makes every mail a reply to the head of the series, + where the head is chosen from the cover letter, the + `\--in-reply-to`, and the first patch mail, in this order. + 'Deep' threading makes every mail a reply to the previous one. + A true boolean value is the same as `shallow`, and a false + value disables threading. + gc.aggressiveWindow:: The window size parameter used in the delta compression algorithm used by 'git-gc --aggressive'. This defaults diff --git a/Documentation/git-format-patch.txt b/Documentation/git-format-patch.txt index 11a7d77261..4302b1490b 100644 --- a/Documentation/git-format-patch.txt +++ b/Documentation/git-format-patch.txt @@ -122,10 +122,18 @@ include::diff-options.txt[] which is the commit message and the patch itself in the second part, with "Content-Disposition: inline". ---thread:: +--thread[=<style>]:: Add In-Reply-To and References headers to make the second and subsequent mails appear as replies to the first. Also generates the Message-Id header to reference. ++ +The optional <style> argument can be either `shallow` or `deep`. +'Shallow' threading makes every mail a reply to the head of the +series, where the head is chosen from the cover letter, the +`\--in-reply-to`, and the first patch mail, in this order. 'Deep' +threading makes every mail a reply to the previous one. If not +specified, defaults to the 'format.thread' configuration, or `shallow` +if that is not set. --in-reply-to=Message-Id:: Make the first mail (or all the mails with --no-thread) appear as a diff --git a/builtin-log.c b/builtin-log.c index 1df38e17a2..6bf04e8afe 100644 --- a/builtin-log.c +++ b/builtin-log.c @@ -460,6 +460,10 @@ static void add_header(const char *value) extra_hdr[extra_hdr_nr++] = xstrndup(value, len); } +#define THREAD_SHALLOW 1 +#define THREAD_DEEP 2 +static int thread = 0; + static int git_format_config(const char *var, const char *value, void *cb) { if (!strcmp(var, "format.headers")) { @@ -489,6 +493,18 @@ static int git_format_config(const char *var, const char *value, void *cb) auto_number = auto_number && numbered; return 0; } + if (!strcmp(var, "format.thread")) { + if (value && !strcasecmp(value, "deep")) { + thread = THREAD_DEEP; + return 0; + } + if (value && !strcasecmp(value, "shallow")) { + thread = THREAD_SHALLOW; + return 0; + } + thread = git_config_bool(var, value) && THREAD_SHALLOW; + return 0; + } return git_log_config(var, value, cb); } @@ -767,7 +783,6 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) int numbered_files = 0; /* _just_ numbers */ int subject_prefix = 0; int ignore_if_in_upstream = 0; - int thread = 0; int cover_letter = 0; int boundary_count = 0; int no_binary_diff = 0; @@ -860,8 +875,13 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) } else if (!strcmp(argv[i], "--ignore-if-in-upstream")) ignore_if_in_upstream = 1; - else if (!strcmp(argv[i], "--thread")) - thread = 1; + else if (!strcmp(argv[i], "--thread") + || !strcmp(argv[i], "--thread=shallow")) + thread = THREAD_SHALLOW; + else if (!strcmp(argv[i], "--thread=deep")) + thread = THREAD_DEEP; + else if (!strcmp(argv[i], "--no-thread")) + thread = 0; else if (!prefixcmp(argv[i], "--in-reply-to=")) in_reply_to = argv[i] + 14; else if (!strcmp(argv[i], "--in-reply-to")) { @@ -1036,6 +1056,12 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) /* Have we already had a message ID? */ if (rev.message_id) { /* + * For deep threading: make every mail + * a reply to the previous one, no + * matter what other options are set. + * + * For shallow threading: + * * Without --cover-letter and * --in-reply-to, make every mail a * reply to the one before. @@ -1050,7 +1076,8 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) * letter is a reply to the * --in-reply-to, if specified. */ - if (rev.ref_message_ids->nr > 0 + if (thread == THREAD_SHALLOW + && rev.ref_message_ids->nr > 0 && (!cover_letter || rev.nr > 1)) free(rev.message_id); else diff --git a/t/t4014-format-patch.sh b/t/t4014-format-patch.sh index 8b970c39a2..ebfc4a6590 100755 --- a/t/t4014-format-patch.sh +++ b/t/t4014-format-patch.sh @@ -257,6 +257,126 @@ test_expect_success 'thread cover-letter in-reply-to' ' --in-reply-to="<test.message>" --thread master ' +test_expect_success 'thread explicit shallow' ' + check_threading expect.cl-irt --cover-letter \ + --in-reply-to="<test.message>" --thread=shallow master +' + +cat > expect.deep <<EOF +--- +Message-Id: <0> +--- +Message-Id: <1> +In-Reply-To: <0> +References: <0> +--- +Message-Id: <2> +In-Reply-To: <1> +References: <0> + <1> +EOF + +test_expect_success 'thread deep' ' + check_threading expect.deep --thread=deep master +' + +cat > expect.deep-irt <<EOF +--- +Message-Id: <0> +In-Reply-To: <1> +References: <1> +--- +Message-Id: <2> +In-Reply-To: <0> +References: <1> + <0> +--- +Message-Id: <3> +In-Reply-To: <2> +References: <1> + <0> + <2> +EOF + +test_expect_success 'thread deep in-reply-to' ' + check_threading expect.deep-irt --thread=deep \ + --in-reply-to="<test.message>" master +' + +cat > expect.deep-cl <<EOF +--- +Message-Id: <0> +--- +Message-Id: <1> +In-Reply-To: <0> +References: <0> +--- +Message-Id: <2> +In-Reply-To: <1> +References: <0> + <1> +--- +Message-Id: <3> +In-Reply-To: <2> +References: <0> + <1> + <2> +EOF + +test_expect_success 'thread deep cover-letter' ' + check_threading expect.deep-cl --cover-letter --thread=deep master +' + +cat > expect.deep-cl-irt <<EOF +--- +Message-Id: <0> +In-Reply-To: <1> +References: <1> +--- +Message-Id: <2> +In-Reply-To: <0> +References: <1> + <0> +--- +Message-Id: <3> +In-Reply-To: <2> +References: <1> + <0> + <2> +--- +Message-Id: <4> +In-Reply-To: <3> +References: <1> + <0> + <2> + <3> +EOF + +test_expect_success 'thread deep cover-letter in-reply-to' ' + check_threading expect.deep-cl-irt --cover-letter \ + --in-reply-to="<test.message>" --thread=deep master +' + +test_expect_success 'thread via config' ' + git config format.thread true && + check_threading expect.thread master +' + +test_expect_success 'thread deep via config' ' + git config format.thread deep && + check_threading expect.deep master +' + +test_expect_success 'thread config + override' ' + git config format.thread deep && + check_threading expect.thread --thread master +' + +test_expect_success 'thread config + --no-thread' ' + git config format.thread deep && + check_threading expect.no-threading --no-thread master +' + test_expect_success 'excessive subject' ' rm -rf patches/ && |