6 #include "string-list.h"
11 static char *user_format
;
13 void get_commit_format(const char *arg
, struct rev_info
*rev
)
16 static struct cmt_fmt_map
{
21 { "raw", 1, CMIT_FMT_RAW
},
22 { "medium", 1, CMIT_FMT_MEDIUM
},
23 { "short", 1, CMIT_FMT_SHORT
},
24 { "email", 1, CMIT_FMT_EMAIL
},
25 { "full", 5, CMIT_FMT_FULL
},
26 { "fuller", 5, CMIT_FMT_FULLER
},
27 { "oneline", 1, CMIT_FMT_ONELINE
},
30 rev
->use_terminator
= 0;
32 rev
->commit_format
= CMIT_FMT_DEFAULT
;
35 if (!prefixcmp(arg
, "format:") || !prefixcmp(arg
, "tformat:")) {
36 const char *cp
= strchr(arg
, ':') + 1;
38 user_format
= xstrdup(cp
);
40 rev
->use_terminator
= 1;
41 rev
->commit_format
= CMIT_FMT_USERFORMAT
;
44 for (i
= 0; i
< ARRAY_SIZE(cmt_fmts
); i
++) {
45 if (!strncmp(arg
, cmt_fmts
[i
].n
, cmt_fmts
[i
].cmp_len
) &&
46 !strncmp(arg
, cmt_fmts
[i
].n
, strlen(arg
))) {
47 if (cmt_fmts
[i
].v
== CMIT_FMT_ONELINE
)
48 rev
->use_terminator
= 1;
49 rev
->commit_format
= cmt_fmts
[i
].v
;
54 die("invalid --pretty format: %s", arg
);
58 * Generic support for pretty-printing the header
60 static int get_one_line(const char *msg
)
75 /* High bit set, or ISO-2022-INT */
79 return ((ch
& 0x80) || (ch
== 0x1b));
82 static int is_rfc2047_special(char ch
)
84 return (non_ascii(ch
) || (ch
== '=') || (ch
== '?') || (ch
== '_'));
87 static void add_rfc2047(struct strbuf
*sb
, const char *line
, int len
,
92 for (i
= 0; i
< len
; i
++) {
96 if ((i
+ 1 < len
) && (ch
== '=' && line
[i
+1] == '?'))
99 strbuf_add(sb
, line
, len
);
103 strbuf_grow(sb
, len
* 3 + strlen(encoding
) + 100);
104 strbuf_addf(sb
, "=?%s?q?", encoding
);
105 for (i
= last
= 0; i
< len
; i
++) {
106 unsigned ch
= line
[i
] & 0xFF;
108 * We encode ' ' using '=20' even though rfc2047
109 * allows using '_' for readability. Unfortunately,
110 * many programs do not understand this and just
111 * leave the underscore in place.
113 if (is_rfc2047_special(ch
) || ch
== ' ') {
114 strbuf_add(sb
, line
+ last
, i
- last
);
115 strbuf_addf(sb
, "=%02X", ch
);
119 strbuf_add(sb
, line
+ last
, len
- last
);
120 strbuf_addstr(sb
, "?=");
123 void pp_user_info(const char *what
, enum cmit_fmt fmt
, struct strbuf
*sb
,
124 const char *line
, enum date_mode dmode
,
125 const char *encoding
)
131 const char *filler
= " ";
133 if (fmt
== CMIT_FMT_ONELINE
)
135 date
= strchr(line
, '>');
138 namelen
= ++date
- line
;
139 time
= strtoul(date
, &date
, 10);
140 tz
= strtol(date
, NULL
, 10);
142 if (fmt
== CMIT_FMT_EMAIL
) {
143 char *name_tail
= strchr(line
, '<');
144 int display_name_length
;
147 while (line
< name_tail
&& isspace(name_tail
[-1]))
149 display_name_length
= name_tail
- line
;
151 strbuf_addstr(sb
, "From: ");
152 add_rfc2047(sb
, line
, display_name_length
, encoding
);
153 strbuf_add(sb
, name_tail
, namelen
- display_name_length
);
154 strbuf_addch(sb
, '\n');
156 strbuf_addf(sb
, "%s: %.*s%.*s\n", what
,
157 (fmt
== CMIT_FMT_FULLER
) ? 4 : 0,
158 filler
, namelen
, line
);
161 case CMIT_FMT_MEDIUM
:
162 strbuf_addf(sb
, "Date: %s\n", show_date(time
, tz
, dmode
));
165 strbuf_addf(sb
, "Date: %s\n", show_date(time
, tz
, DATE_RFC2822
));
167 case CMIT_FMT_FULLER
:
168 strbuf_addf(sb
, "%sDate: %s\n", what
, show_date(time
, tz
, dmode
));
176 static int is_empty_line(const char *line
, int *len_p
)
179 while (len
&& isspace(line
[len
-1]))
185 static const char *skip_empty_lines(const char *msg
)
188 int linelen
= get_one_line(msg
);
192 if (!is_empty_line(msg
, &ll
))
199 static void add_merge_info(enum cmit_fmt fmt
, struct strbuf
*sb
,
200 const struct commit
*commit
, int abbrev
)
202 struct commit_list
*parent
= commit
->parents
;
204 if ((fmt
== CMIT_FMT_ONELINE
) || (fmt
== CMIT_FMT_EMAIL
) ||
205 !parent
|| !parent
->next
)
208 strbuf_addstr(sb
, "Merge:");
211 struct commit
*p
= parent
->item
;
212 const char *hex
= NULL
;
214 hex
= find_unique_abbrev(p
->object
.sha1
, abbrev
);
216 hex
= sha1_to_hex(p
->object
.sha1
);
217 parent
= parent
->next
;
219 strbuf_addf(sb
, " %s", hex
);
221 strbuf_addch(sb
, '\n');
224 static char *get_header(const struct commit
*commit
, const char *key
)
226 int key_len
= strlen(key
);
227 const char *line
= commit
->buffer
;
230 const char *eol
= strchr(line
, '\n'), *next
;
235 eol
= line
+ strlen(line
);
239 if (eol
- line
> key_len
&&
240 !strncmp(line
, key
, key_len
) &&
241 line
[key_len
] == ' ') {
242 return xmemdupz(line
+ key_len
+ 1, eol
- line
- key_len
- 1);
248 static char *replace_encoding_header(char *buf
, const char *encoding
)
250 struct strbuf tmp
= STRBUF_INIT
;
254 /* guess if there is an encoding header before a \n\n */
255 while (strncmp(cp
, "encoding ", strlen("encoding "))) {
256 cp
= strchr(cp
, '\n');
257 if (!cp
|| *++cp
== '\n')
261 cp
= strchr(cp
, '\n');
263 return buf
; /* should not happen but be defensive */
264 len
= cp
+ 1 - (buf
+ start
);
266 strbuf_attach(&tmp
, buf
, strlen(buf
), strlen(buf
) + 1);
267 if (is_encoding_utf8(encoding
)) {
268 /* we have re-coded to UTF-8; drop the header */
269 strbuf_remove(&tmp
, start
, len
);
271 /* just replaces XXXX in 'encoding XXXX\n' */
272 strbuf_splice(&tmp
, start
+ strlen("encoding "),
273 len
- strlen("encoding \n"),
274 encoding
, strlen(encoding
));
276 return strbuf_detach(&tmp
, NULL
);
279 static char *logmsg_reencode(const struct commit
*commit
,
280 const char *output_encoding
)
282 static const char *utf8
= "utf-8";
283 const char *use_encoding
;
287 if (!*output_encoding
)
289 encoding
= get_header(commit
, "encoding");
290 use_encoding
= encoding
? encoding
: utf8
;
291 if (!strcmp(use_encoding
, output_encoding
))
292 if (encoding
) /* we'll strip encoding header later */
293 out
= xstrdup(commit
->buffer
);
295 return NULL
; /* nothing to do */
297 out
= reencode_string(commit
->buffer
,
298 output_encoding
, use_encoding
);
300 out
= replace_encoding_header(out
, output_encoding
);
306 static int mailmap_name(struct strbuf
*sb
, const char *email
)
308 static struct string_list
*mail_map
;
312 mail_map
= xcalloc(1, sizeof(*mail_map
));
313 read_mailmap(mail_map
, ".mailmap", NULL
);
319 if (!map_email(mail_map
, email
, buffer
, sizeof(buffer
)))
321 strbuf_addstr(sb
, buffer
);
325 static size_t format_person_part(struct strbuf
*sb
, char part
,
326 const char *msg
, int len
, enum date_mode dmode
)
328 /* currently all placeholders have same length */
329 const int placeholder_len
= 2;
330 int start
, end
, tz
= 0;
331 unsigned long date
= 0;
334 /* advance 'end' to point to email start delimiter */
335 for (end
= 0; end
< len
&& msg
[end
] != '<'; end
++)
339 * When end points at the '<' that we found, it should have
340 * matching '>' later, which means 'end' must be strictly
346 if (part
== 'n' || part
== 'N') { /* name */
347 while (end
> 0 && isspace(msg
[end
- 1]))
349 if (part
!= 'N' || !msg
[end
] || !msg
[end
+ 1] ||
350 mailmap_name(sb
, msg
+ end
+ 2) < 0)
351 strbuf_add(sb
, msg
, end
);
352 return placeholder_len
;
354 start
= ++end
; /* save email start position */
356 /* advance 'end' to point to email end delimiter */
357 for ( ; end
< len
&& msg
[end
] != '>'; end
++)
363 if (part
== 'e') { /* email */
364 strbuf_add(sb
, msg
+ start
, end
- start
);
365 return placeholder_len
;
368 /* advance 'start' to point to date start delimiter */
369 for (start
= end
+ 1; start
< len
&& isspace(msg
[start
]); start
++)
373 date
= strtoul(msg
+ start
, &ep
, 10);
374 if (msg
+ start
== ep
)
377 if (part
== 't') { /* date, UNIX timestamp */
378 strbuf_add(sb
, msg
+ start
, ep
- (msg
+ start
));
379 return placeholder_len
;
383 for (start
= ep
- msg
+ 1; start
< len
&& isspace(msg
[start
]); start
++)
385 if (start
+ 1 < len
) {
386 tz
= strtoul(msg
+ start
+ 1, NULL
, 10);
387 if (msg
[start
] == '-')
393 strbuf_addstr(sb
, show_date(date
, tz
, dmode
));
394 return placeholder_len
;
395 case 'D': /* date, RFC2822 style */
396 strbuf_addstr(sb
, show_date(date
, tz
, DATE_RFC2822
));
397 return placeholder_len
;
398 case 'r': /* date, relative */
399 strbuf_addstr(sb
, show_date(date
, tz
, DATE_RELATIVE
));
400 return placeholder_len
;
401 case 'i': /* date, ISO 8601 */
402 strbuf_addstr(sb
, show_date(date
, tz
, DATE_ISO8601
));
403 return placeholder_len
;
408 * bogus commit, 'sb' cannot be updated, but we still need to
409 * compute a valid return value.
411 if (part
== 'n' || part
== 'e' || part
== 't' || part
== 'd'
412 || part
== 'D' || part
== 'r' || part
== 'i')
413 return placeholder_len
;
415 return 0; /* unknown placeholder */
423 struct format_commit_context
{
424 const struct commit
*commit
;
425 enum date_mode dmode
;
426 unsigned commit_header_parsed
:1;
427 unsigned commit_message_parsed
:1;
429 /* These offsets are relative to the start of the commit message. */
431 struct chunk committer
;
432 struct chunk encoding
;
437 /* The following ones are relative to the result struct strbuf. */
438 struct chunk abbrev_commit_hash
;
439 struct chunk abbrev_tree_hash
;
440 struct chunk abbrev_parent_hashes
;
443 static int add_again(struct strbuf
*sb
, struct chunk
*chunk
)
446 strbuf_adddup(sb
, chunk
->off
, chunk
->len
);
451 * We haven't seen this chunk before. Our caller is surely
452 * going to add it the hard way now. Remember the most likely
453 * start of the to-be-added chunk: the current end of the
456 chunk
->off
= sb
->len
;
460 static void parse_commit_header(struct format_commit_context
*context
)
462 const char *msg
= context
->commit
->buffer
;
465 for (i
= 0; msg
[i
]; i
++) {
467 for (eol
= i
; msg
[eol
] && msg
[eol
] != '\n'; eol
++)
472 } else if (!prefixcmp(msg
+ i
, "author ")) {
473 context
->author
.off
= i
+ 7;
474 context
->author
.len
= eol
- i
- 7;
475 } else if (!prefixcmp(msg
+ i
, "committer ")) {
476 context
->committer
.off
= i
+ 10;
477 context
->committer
.len
= eol
- i
- 10;
478 } else if (!prefixcmp(msg
+ i
, "encoding ")) {
479 context
->encoding
.off
= i
+ 9;
480 context
->encoding
.len
= eol
- i
- 9;
484 context
->message_off
= i
;
485 context
->commit_header_parsed
= 1;
488 const char *format_subject(struct strbuf
*sb
, const char *msg
,
489 const char *line_separator
)
494 const char *line
= msg
;
495 int linelen
= get_one_line(line
);
498 if (!linelen
|| is_empty_line(line
, &linelen
))
503 strbuf_grow(sb
, linelen
+ 2);
505 strbuf_addstr(sb
, line_separator
);
506 strbuf_add(sb
, line
, linelen
);
512 static void parse_commit_message(struct format_commit_context
*c
)
514 const char *msg
= c
->commit
->buffer
+ c
->message_off
;
515 const char *start
= c
->commit
->buffer
;
517 msg
= skip_empty_lines(msg
);
518 c
->subject_off
= msg
- start
;
520 msg
= format_subject(NULL
, msg
, NULL
);
521 msg
= skip_empty_lines(msg
);
522 c
->body_off
= msg
- start
;
524 c
->commit_message_parsed
= 1;
527 static void format_decoration(struct strbuf
*sb
, const struct commit
*commit
)
529 struct name_decoration
*d
;
530 const char *prefix
= " (";
532 load_ref_decorations();
533 d
= lookup_decoration(&name_decoration
, &commit
->object
);
535 strbuf_addstr(sb
, prefix
);
537 strbuf_addstr(sb
, d
->name
);
540 if (prefix
[0] == ',')
541 strbuf_addch(sb
, ')');
544 static size_t format_commit_item(struct strbuf
*sb
, const char *placeholder
,
547 struct format_commit_context
*c
= context
;
548 const struct commit
*commit
= c
->commit
;
549 const char *msg
= commit
->buffer
;
550 struct commit_list
*p
;
553 /* these are independent of the commit */
554 switch (placeholder
[0]) {
556 if (placeholder
[1] == '(') {
557 const char *end
= strchr(placeholder
+ 2, ')');
558 char color
[COLOR_MAXLEN
];
561 color_parse_mem(placeholder
+ 2,
562 end
- (placeholder
+ 2),
563 "--pretty format", color
);
564 strbuf_addstr(sb
, color
);
565 return end
- placeholder
+ 1;
567 if (!prefixcmp(placeholder
+ 1, "red")) {
568 strbuf_addstr(sb
, "\033[31m");
570 } else if (!prefixcmp(placeholder
+ 1, "green")) {
571 strbuf_addstr(sb
, "\033[32m");
573 } else if (!prefixcmp(placeholder
+ 1, "blue")) {
574 strbuf_addstr(sb
, "\033[34m");
576 } else if (!prefixcmp(placeholder
+ 1, "reset")) {
577 strbuf_addstr(sb
, "\033[m");
581 case 'n': /* newline */
582 strbuf_addch(sb
, '\n');
585 /* %x00 == NUL, %x0a == LF, etc. */
586 if (0 <= (h1
= hexval_table
[0xff & placeholder
[1]]) &&
588 0 <= (h2
= hexval_table
[0xff & placeholder
[2]]) &&
590 strbuf_addch(sb
, (h1
<<4)|h2
);
596 /* these depend on the commit */
597 if (!commit
->object
.parsed
)
598 parse_object(commit
->object
.sha1
);
600 switch (placeholder
[0]) {
601 case 'H': /* commit hash */
602 strbuf_addstr(sb
, sha1_to_hex(commit
->object
.sha1
));
604 case 'h': /* abbreviated commit hash */
605 if (add_again(sb
, &c
->abbrev_commit_hash
))
607 strbuf_addstr(sb
, find_unique_abbrev(commit
->object
.sha1
,
609 c
->abbrev_commit_hash
.len
= sb
->len
- c
->abbrev_commit_hash
.off
;
611 case 'T': /* tree hash */
612 strbuf_addstr(sb
, sha1_to_hex(commit
->tree
->object
.sha1
));
614 case 't': /* abbreviated tree hash */
615 if (add_again(sb
, &c
->abbrev_tree_hash
))
617 strbuf_addstr(sb
, find_unique_abbrev(commit
->tree
->object
.sha1
,
619 c
->abbrev_tree_hash
.len
= sb
->len
- c
->abbrev_tree_hash
.off
;
621 case 'P': /* parent hashes */
622 for (p
= commit
->parents
; p
; p
= p
->next
) {
623 if (p
!= commit
->parents
)
624 strbuf_addch(sb
, ' ');
625 strbuf_addstr(sb
, sha1_to_hex(p
->item
->object
.sha1
));
628 case 'p': /* abbreviated parent hashes */
629 if (add_again(sb
, &c
->abbrev_parent_hashes
))
631 for (p
= commit
->parents
; p
; p
= p
->next
) {
632 if (p
!= commit
->parents
)
633 strbuf_addch(sb
, ' ');
634 strbuf_addstr(sb
, find_unique_abbrev(
635 p
->item
->object
.sha1
, DEFAULT_ABBREV
));
637 c
->abbrev_parent_hashes
.len
= sb
->len
-
638 c
->abbrev_parent_hashes
.off
;
640 case 'm': /* left/right/bottom */
641 strbuf_addch(sb
, (commit
->object
.flags
& BOUNDARY
)
643 : (commit
->object
.flags
& SYMMETRIC_LEFT
)
648 format_decoration(sb
, commit
);
652 /* For the rest we have to parse the commit header. */
653 if (!c
->commit_header_parsed
)
654 parse_commit_header(c
);
656 switch (placeholder
[0]) {
657 case 'a': /* author ... */
658 return format_person_part(sb
, placeholder
[1],
659 msg
+ c
->author
.off
, c
->author
.len
,
661 case 'c': /* committer ... */
662 return format_person_part(sb
, placeholder
[1],
663 msg
+ c
->committer
.off
, c
->committer
.len
,
665 case 'e': /* encoding */
666 strbuf_add(sb
, msg
+ c
->encoding
.off
, c
->encoding
.len
);
670 /* Now we need to parse the commit message. */
671 if (!c
->commit_message_parsed
)
672 parse_commit_message(c
);
674 switch (placeholder
[0]) {
675 case 's': /* subject */
676 format_subject(sb
, msg
+ c
->subject_off
, " ");
679 strbuf_addstr(sb
, msg
+ c
->body_off
);
682 return 0; /* unknown placeholder */
685 void format_commit_message(const struct commit
*commit
,
686 const void *format
, struct strbuf
*sb
,
687 enum date_mode dmode
)
689 struct format_commit_context context
;
691 memset(&context
, 0, sizeof(context
));
692 context
.commit
= commit
;
693 context
.dmode
= dmode
;
694 strbuf_expand(sb
, format
, format_commit_item
, &context
);
697 static void pp_header(enum cmit_fmt fmt
,
699 enum date_mode dmode
,
700 const char *encoding
,
701 const struct commit
*commit
,
705 int parents_shown
= 0;
708 const char *line
= *msg_p
;
709 int linelen
= get_one_line(*msg_p
);
719 if (fmt
== CMIT_FMT_RAW
) {
720 strbuf_add(sb
, line
, linelen
);
724 if (!memcmp(line
, "parent ", 7)) {
726 die("bad parent line in commit");
730 if (!parents_shown
) {
731 struct commit_list
*parent
;
733 for (parent
= commit
->parents
, num
= 0;
735 parent
= parent
->next
, num
++)
737 /* with enough slop */
738 strbuf_grow(sb
, num
* 50 + 20);
739 add_merge_info(fmt
, sb
, commit
, abbrev
);
744 * MEDIUM == DEFAULT shows only author with dates.
745 * FULL shows both authors but not dates.
746 * FULLER shows both authors and dates.
748 if (!memcmp(line
, "author ", 7)) {
749 strbuf_grow(sb
, linelen
+ 80);
750 pp_user_info("Author", fmt
, sb
, line
+ 7, dmode
, encoding
);
752 if (!memcmp(line
, "committer ", 10) &&
753 (fmt
== CMIT_FMT_FULL
|| fmt
== CMIT_FMT_FULLER
)) {
754 strbuf_grow(sb
, linelen
+ 80);
755 pp_user_info("Commit", fmt
, sb
, line
+ 10, dmode
, encoding
);
760 void pp_title_line(enum cmit_fmt fmt
,
764 const char *after_subject
,
765 const char *encoding
,
768 const char *line_separator
= (fmt
== CMIT_FMT_EMAIL
) ? "\n " : " ";
771 strbuf_init(&title
, 80);
772 *msg_p
= format_subject(&title
, *msg_p
, line_separator
);
774 strbuf_grow(sb
, title
.len
+ 1024);
776 strbuf_addstr(sb
, subject
);
777 add_rfc2047(sb
, title
.buf
, title
.len
, encoding
);
779 strbuf_addbuf(sb
, &title
);
781 strbuf_addch(sb
, '\n');
783 if (need_8bit_cte
> 0) {
784 const char *header_fmt
=
785 "MIME-Version: 1.0\n"
786 "Content-Type: text/plain; charset=%s\n"
787 "Content-Transfer-Encoding: 8bit\n";
788 strbuf_addf(sb
, header_fmt
, encoding
);
791 strbuf_addstr(sb
, after_subject
);
793 if (fmt
== CMIT_FMT_EMAIL
) {
794 strbuf_addch(sb
, '\n');
796 strbuf_release(&title
);
799 void pp_remainder(enum cmit_fmt fmt
,
806 const char *line
= *msg_p
;
807 int linelen
= get_one_line(line
);
813 if (is_empty_line(line
, &linelen
)) {
816 if (fmt
== CMIT_FMT_SHORT
)
821 strbuf_grow(sb
, linelen
+ indent
+ 20);
823 memset(sb
->buf
+ sb
->len
, ' ', indent
);
824 strbuf_setlen(sb
, sb
->len
+ indent
);
826 strbuf_add(sb
, line
, linelen
);
827 strbuf_addch(sb
, '\n');
831 char *reencode_commit_message(const struct commit
*commit
, const char **encoding_p
)
833 const char *encoding
;
835 encoding
= (git_log_output_encoding
836 ? git_log_output_encoding
837 : git_commit_encoding
);
841 *encoding_p
= encoding
;
842 return logmsg_reencode(commit
, encoding
);
845 void pretty_print_commit(enum cmit_fmt fmt
, const struct commit
*commit
,
846 struct strbuf
*sb
, int abbrev
,
847 const char *subject
, const char *after_subject
,
848 enum date_mode dmode
, int need_8bit_cte
)
850 unsigned long beginning_of_body
;
852 const char *msg
= commit
->buffer
;
854 const char *encoding
;
856 if (fmt
== CMIT_FMT_USERFORMAT
) {
857 format_commit_message(commit
, user_format
, sb
, dmode
);
861 reencoded
= reencode_commit_message(commit
, &encoding
);
866 if (fmt
== CMIT_FMT_ONELINE
|| fmt
== CMIT_FMT_EMAIL
)
870 * We need to check and emit Content-type: to mark it
871 * as 8-bit if we haven't done so.
873 if (fmt
== CMIT_FMT_EMAIL
&& need_8bit_cte
== 0) {
876 for (in_body
= i
= 0; (ch
= msg
[i
]); i
++) {
878 /* author could be non 7-bit ASCII but
879 * the log may be so; skip over the
882 if (ch
== '\n' && msg
[i
+1] == '\n')
885 else if (non_ascii(ch
)) {
892 pp_header(fmt
, abbrev
, dmode
, encoding
, commit
, &msg
, sb
);
893 if (fmt
!= CMIT_FMT_ONELINE
&& !subject
) {
894 strbuf_addch(sb
, '\n');
897 /* Skip excess blank lines at the beginning of body, if any... */
898 msg
= skip_empty_lines(msg
);
900 /* These formats treat the title line specially. */
901 if (fmt
== CMIT_FMT_ONELINE
|| fmt
== CMIT_FMT_EMAIL
)
902 pp_title_line(fmt
, &msg
, sb
, subject
,
903 after_subject
, encoding
, need_8bit_cte
);
905 beginning_of_body
= sb
->len
;
906 if (fmt
!= CMIT_FMT_ONELINE
)
907 pp_remainder(fmt
, &msg
, sb
, indent
);
910 /* Make sure there is an EOLN for the non-oneline case */
911 if (fmt
!= CMIT_FMT_ONELINE
)
912 strbuf_addch(sb
, '\n');
915 * The caller may append additional body text in e-mail
916 * format. Make sure we did not strip the blank line
917 * between the header and the body.
919 if (fmt
== CMIT_FMT_EMAIL
&& sb
->len
<= beginning_of_body
)
920 strbuf_addch(sb
, '\n');