3 #include "parse-options.h"
6 #include "object-store.h"
7 #include "repository.h"
13 #include "ref-filter.h"
16 #include "git-compat-util.h"
19 #include "wt-status.h"
20 #include "commit-slab.h"
21 #include "commit-graph.h"
22 #include "commit-reach.h"
24 static struct ref_msg
{
28 const char *ahead_behind
;
30 /* Untranslated plumbing messages: */
37 void setup_ref_filter_porcelain_msg(void)
39 msgs
.gone
= _("gone");
40 msgs
.ahead
= _("ahead %d");
41 msgs
.behind
= _("behind %d");
42 msgs
.ahead_behind
= _("ahead %d, behind %d");
45 typedef enum { FIELD_STR
, FIELD_ULONG
, FIELD_TIME
} cmp_type
;
46 typedef enum { COMPARE_EQUAL
, COMPARE_UNEQUAL
, COMPARE_NONE
} cmp_status
;
47 typedef enum { SOURCE_NONE
= 0, SOURCE_OBJ
, SOURCE_OTHER
} info_source
;
55 cmp_status cmp_status
;
57 unsigned int then_atom_seen
: 1,
59 condition_satisfied
: 1;
63 enum { R_NORMAL
, R_SHORT
, R_LSTRIP
, R_RSTRIP
} option
;
67 static struct expand_data
{
69 enum object_type type
;
72 struct object_id delta_base_oid
;
75 struct object_info info
;
79 * An atom is a valid field atom listed below, possibly prefixed with
80 * a "*" to denote deref_tag().
82 * We parse given format string and sort specifiers, and make a list
83 * of properties that we need to extract out of objects. ref_array_item
84 * structure will hold an array of values extracted that can be
85 * indexed with the "atom number", which is an index into this
88 static struct used_atom
{
93 char color
[COLOR_MAXLEN
];
97 RR_REF
, RR_TRACK
, RR_TRACKSHORT
, RR_REMOTE_NAME
, RR_REMOTE_REF
99 struct refname_atom refname
;
100 unsigned int nobracket
: 1, push
: 1, push_remote
: 1;
103 enum { C_BARE
, C_BODY
, C_BODY_DEP
, C_LINES
, C_SIG
, C_SUB
, C_TRAILERS
} option
;
104 struct process_trailer_options trailer_opts
;
108 cmp_status cmp_status
;
112 enum { O_FULL
, O_LENGTH
, O_SHORT
} option
;
115 struct refname_atom refname
;
119 static int used_atom_cnt
, need_tagged
, need_symref
;
122 * Expand string, append it to strbuf *sb, then return error code ret.
123 * Allow to save few lines of code.
125 static int strbuf_addf_ret(struct strbuf
*sb
, int ret
, const char *fmt
, ...)
129 strbuf_vaddf(sb
, fmt
, ap
);
134 static int color_atom_parser(const struct ref_format
*format
, struct used_atom
*atom
,
135 const char *color_value
, struct strbuf
*err
)
138 return strbuf_addf_ret(err
, -1, _("expected format: %%(color:<color>)"));
139 if (color_parse(color_value
, atom
->u
.color
) < 0)
140 return strbuf_addf_ret(err
, -1, _("unrecognized color: %%(color:%s)"),
143 * We check this after we've parsed the color, which lets us complain
144 * about syntactically bogus color names even if they won't be used.
146 if (!want_color(format
->use_color
))
147 color_parse("", atom
->u
.color
);
151 static int refname_atom_parser_internal(struct refname_atom
*atom
, const char *arg
,
152 const char *name
, struct strbuf
*err
)
155 atom
->option
= R_NORMAL
;
156 else if (!strcmp(arg
, "short"))
157 atom
->option
= R_SHORT
;
158 else if (skip_prefix(arg
, "lstrip=", &arg
) ||
159 skip_prefix(arg
, "strip=", &arg
)) {
160 atom
->option
= R_LSTRIP
;
161 if (strtol_i(arg
, 10, &atom
->lstrip
))
162 return strbuf_addf_ret(err
, -1, _("Integer value expected refname:lstrip=%s"), arg
);
163 } else if (skip_prefix(arg
, "rstrip=", &arg
)) {
164 atom
->option
= R_RSTRIP
;
165 if (strtol_i(arg
, 10, &atom
->rstrip
))
166 return strbuf_addf_ret(err
, -1, _("Integer value expected refname:rstrip=%s"), arg
);
168 return strbuf_addf_ret(err
, -1, _("unrecognized %%(%s) argument: %s"), name
, arg
);
172 static int remote_ref_atom_parser(const struct ref_format
*format
, struct used_atom
*atom
,
173 const char *arg
, struct strbuf
*err
)
175 struct string_list params
= STRING_LIST_INIT_DUP
;
178 if (!strcmp(atom
->name
, "push") || starts_with(atom
->name
, "push:"))
179 atom
->u
.remote_ref
.push
= 1;
182 atom
->u
.remote_ref
.option
= RR_REF
;
183 return refname_atom_parser_internal(&atom
->u
.remote_ref
.refname
,
184 arg
, atom
->name
, err
);
187 atom
->u
.remote_ref
.nobracket
= 0;
188 string_list_split(¶ms
, arg
, ',', -1);
190 for (i
= 0; i
< params
.nr
; i
++) {
191 const char *s
= params
.items
[i
].string
;
193 if (!strcmp(s
, "track"))
194 atom
->u
.remote_ref
.option
= RR_TRACK
;
195 else if (!strcmp(s
, "trackshort"))
196 atom
->u
.remote_ref
.option
= RR_TRACKSHORT
;
197 else if (!strcmp(s
, "nobracket"))
198 atom
->u
.remote_ref
.nobracket
= 1;
199 else if (!strcmp(s
, "remotename")) {
200 atom
->u
.remote_ref
.option
= RR_REMOTE_NAME
;
201 atom
->u
.remote_ref
.push_remote
= 1;
202 } else if (!strcmp(s
, "remoteref")) {
203 atom
->u
.remote_ref
.option
= RR_REMOTE_REF
;
204 atom
->u
.remote_ref
.push_remote
= 1;
206 atom
->u
.remote_ref
.option
= RR_REF
;
207 if (refname_atom_parser_internal(&atom
->u
.remote_ref
.refname
,
208 arg
, atom
->name
, err
)) {
209 string_list_clear(¶ms
, 0);
215 string_list_clear(¶ms
, 0);
219 static int objecttype_atom_parser(const struct ref_format
*format
, struct used_atom
*atom
,
220 const char *arg
, struct strbuf
*err
)
223 return strbuf_addf_ret(err
, -1, _("%%(objecttype) does not take arguments"));
224 if (*atom
->name
== '*')
225 oi_deref
.info
.typep
= &oi_deref
.type
;
227 oi
.info
.typep
= &oi
.type
;
231 static int objectsize_atom_parser(const struct ref_format
*format
, struct used_atom
*atom
,
232 const char *arg
, struct strbuf
*err
)
235 if (*atom
->name
== '*')
236 oi_deref
.info
.sizep
= &oi_deref
.size
;
238 oi
.info
.sizep
= &oi
.size
;
239 } else if (!strcmp(arg
, "disk")) {
240 if (*atom
->name
== '*')
241 oi_deref
.info
.disk_sizep
= &oi_deref
.disk_size
;
243 oi
.info
.disk_sizep
= &oi
.disk_size
;
245 return strbuf_addf_ret(err
, -1, _("unrecognized %%(objectsize) argument: %s"), arg
);
249 static int body_atom_parser(const struct ref_format
*format
, struct used_atom
*atom
,
250 const char *arg
, struct strbuf
*err
)
253 return strbuf_addf_ret(err
, -1, _("%%(body) does not take arguments"));
254 atom
->u
.contents
.option
= C_BODY_DEP
;
258 static int subject_atom_parser(const struct ref_format
*format
, struct used_atom
*atom
,
259 const char *arg
, struct strbuf
*err
)
262 return strbuf_addf_ret(err
, -1, _("%%(subject) does not take arguments"));
263 atom
->u
.contents
.option
= C_SUB
;
267 static int trailers_atom_parser(const struct ref_format
*format
, struct used_atom
*atom
,
268 const char *arg
, struct strbuf
*err
)
270 struct string_list params
= STRING_LIST_INIT_DUP
;
273 atom
->u
.contents
.trailer_opts
.no_divider
= 1;
276 string_list_split(¶ms
, arg
, ',', -1);
277 for (i
= 0; i
< params
.nr
; i
++) {
278 const char *s
= params
.items
[i
].string
;
279 if (!strcmp(s
, "unfold"))
280 atom
->u
.contents
.trailer_opts
.unfold
= 1;
281 else if (!strcmp(s
, "only"))
282 atom
->u
.contents
.trailer_opts
.only_trailers
= 1;
284 strbuf_addf(err
, _("unknown %%(trailers) argument: %s"), s
);
285 string_list_clear(¶ms
, 0);
290 atom
->u
.contents
.option
= C_TRAILERS
;
291 string_list_clear(¶ms
, 0);
295 static int contents_atom_parser(const struct ref_format
*format
, struct used_atom
*atom
,
296 const char *arg
, struct strbuf
*err
)
299 atom
->u
.contents
.option
= C_BARE
;
300 else if (!strcmp(arg
, "body"))
301 atom
->u
.contents
.option
= C_BODY
;
302 else if (!strcmp(arg
, "signature"))
303 atom
->u
.contents
.option
= C_SIG
;
304 else if (!strcmp(arg
, "subject"))
305 atom
->u
.contents
.option
= C_SUB
;
306 else if (skip_prefix(arg
, "trailers", &arg
)) {
307 skip_prefix(arg
, ":", &arg
);
308 if (trailers_atom_parser(format
, atom
, *arg
? arg
: NULL
, err
))
310 } else if (skip_prefix(arg
, "lines=", &arg
)) {
311 atom
->u
.contents
.option
= C_LINES
;
312 if (strtoul_ui(arg
, 10, &atom
->u
.contents
.nlines
))
313 return strbuf_addf_ret(err
, -1, _("positive value expected contents:lines=%s"), arg
);
315 return strbuf_addf_ret(err
, -1, _("unrecognized %%(contents) argument: %s"), arg
);
319 static int objectname_atom_parser(const struct ref_format
*format
, struct used_atom
*atom
,
320 const char *arg
, struct strbuf
*err
)
323 atom
->u
.objectname
.option
= O_FULL
;
324 else if (!strcmp(arg
, "short"))
325 atom
->u
.objectname
.option
= O_SHORT
;
326 else if (skip_prefix(arg
, "short=", &arg
)) {
327 atom
->u
.objectname
.option
= O_LENGTH
;
328 if (strtoul_ui(arg
, 10, &atom
->u
.objectname
.length
) ||
329 atom
->u
.objectname
.length
== 0)
330 return strbuf_addf_ret(err
, -1, _("positive value expected objectname:short=%s"), arg
);
331 if (atom
->u
.objectname
.length
< MINIMUM_ABBREV
)
332 atom
->u
.objectname
.length
= MINIMUM_ABBREV
;
334 return strbuf_addf_ret(err
, -1, _("unrecognized %%(objectname) argument: %s"), arg
);
338 static int refname_atom_parser(const struct ref_format
*format
, struct used_atom
*atom
,
339 const char *arg
, struct strbuf
*err
)
341 return refname_atom_parser_internal(&atom
->u
.refname
, arg
, atom
->name
, err
);
344 static align_type
parse_align_position(const char *s
)
346 if (!strcmp(s
, "right"))
348 else if (!strcmp(s
, "middle"))
350 else if (!strcmp(s
, "left"))
355 static int align_atom_parser(const struct ref_format
*format
, struct used_atom
*atom
,
356 const char *arg
, struct strbuf
*err
)
358 struct align
*align
= &atom
->u
.align
;
359 struct string_list params
= STRING_LIST_INIT_DUP
;
361 unsigned int width
= ~0U;
364 return strbuf_addf_ret(err
, -1, _("expected format: %%(align:<width>,<position>)"));
366 align
->position
= ALIGN_LEFT
;
368 string_list_split(¶ms
, arg
, ',', -1);
369 for (i
= 0; i
< params
.nr
; i
++) {
370 const char *s
= params
.items
[i
].string
;
373 if (skip_prefix(s
, "position=", &s
)) {
374 position
= parse_align_position(s
);
376 strbuf_addf(err
, _("unrecognized position:%s"), s
);
377 string_list_clear(¶ms
, 0);
380 align
->position
= position
;
381 } else if (skip_prefix(s
, "width=", &s
)) {
382 if (strtoul_ui(s
, 10, &width
)) {
383 strbuf_addf(err
, _("unrecognized width:%s"), s
);
384 string_list_clear(¶ms
, 0);
387 } else if (!strtoul_ui(s
, 10, &width
))
389 else if ((position
= parse_align_position(s
)) >= 0)
390 align
->position
= position
;
392 strbuf_addf(err
, _("unrecognized %%(align) argument: %s"), s
);
393 string_list_clear(¶ms
, 0);
399 string_list_clear(¶ms
, 0);
400 return strbuf_addf_ret(err
, -1, _("positive width expected with the %%(align) atom"));
402 align
->width
= width
;
403 string_list_clear(¶ms
, 0);
407 static int if_atom_parser(const struct ref_format
*format
, struct used_atom
*atom
,
408 const char *arg
, struct strbuf
*err
)
411 atom
->u
.if_then_else
.cmp_status
= COMPARE_NONE
;
413 } else if (skip_prefix(arg
, "equals=", &atom
->u
.if_then_else
.str
)) {
414 atom
->u
.if_then_else
.cmp_status
= COMPARE_EQUAL
;
415 } else if (skip_prefix(arg
, "notequals=", &atom
->u
.if_then_else
.str
)) {
416 atom
->u
.if_then_else
.cmp_status
= COMPARE_UNEQUAL
;
418 return strbuf_addf_ret(err
, -1, _("unrecognized %%(if) argument: %s"), arg
);
422 static int head_atom_parser(const struct ref_format
*format
, struct used_atom
*atom
,
423 const char *arg
, struct strbuf
*unused_err
)
425 atom
->u
.head
= resolve_refdup("HEAD", RESOLVE_REF_READING
, NULL
, NULL
);
433 int (*parser
)(const struct ref_format
*format
, struct used_atom
*atom
,
434 const char *arg
, struct strbuf
*err
);
436 { "refname", SOURCE_NONE
, FIELD_STR
, refname_atom_parser
},
437 { "objecttype", SOURCE_OTHER
, FIELD_STR
, objecttype_atom_parser
},
438 { "objectsize", SOURCE_OTHER
, FIELD_ULONG
, objectsize_atom_parser
},
439 { "objectname", SOURCE_OTHER
, FIELD_STR
, objectname_atom_parser
},
440 { "tree", SOURCE_OBJ
},
441 { "parent", SOURCE_OBJ
},
442 { "numparent", SOURCE_OBJ
, FIELD_ULONG
},
443 { "object", SOURCE_OBJ
},
444 { "type", SOURCE_OBJ
},
445 { "tag", SOURCE_OBJ
},
446 { "author", SOURCE_OBJ
},
447 { "authorname", SOURCE_OBJ
},
448 { "authoremail", SOURCE_OBJ
},
449 { "authordate", SOURCE_OBJ
, FIELD_TIME
},
450 { "committer", SOURCE_OBJ
},
451 { "committername", SOURCE_OBJ
},
452 { "committeremail", SOURCE_OBJ
},
453 { "committerdate", SOURCE_OBJ
, FIELD_TIME
},
454 { "tagger", SOURCE_OBJ
},
455 { "taggername", SOURCE_OBJ
},
456 { "taggeremail", SOURCE_OBJ
},
457 { "taggerdate", SOURCE_OBJ
, FIELD_TIME
},
458 { "creator", SOURCE_OBJ
},
459 { "creatordate", SOURCE_OBJ
, FIELD_TIME
},
460 { "subject", SOURCE_OBJ
, FIELD_STR
, subject_atom_parser
},
461 { "body", SOURCE_OBJ
, FIELD_STR
, body_atom_parser
},
462 { "trailers", SOURCE_OBJ
, FIELD_STR
, trailers_atom_parser
},
463 { "contents", SOURCE_OBJ
, FIELD_STR
, contents_atom_parser
},
464 { "upstream", SOURCE_NONE
, FIELD_STR
, remote_ref_atom_parser
},
465 { "push", SOURCE_NONE
, FIELD_STR
, remote_ref_atom_parser
},
466 { "symref", SOURCE_NONE
, FIELD_STR
, refname_atom_parser
},
467 { "flag", SOURCE_NONE
},
468 { "HEAD", SOURCE_NONE
, FIELD_STR
, head_atom_parser
},
469 { "color", SOURCE_NONE
, FIELD_STR
, color_atom_parser
},
470 { "align", SOURCE_NONE
, FIELD_STR
, align_atom_parser
},
471 { "end", SOURCE_NONE
},
472 { "if", SOURCE_NONE
, FIELD_STR
, if_atom_parser
},
473 { "then", SOURCE_NONE
},
474 { "else", SOURCE_NONE
},
477 #define REF_FORMATTING_STATE_INIT { 0, NULL }
479 struct ref_formatting_stack
{
480 struct ref_formatting_stack
*prev
;
481 struct strbuf output
;
482 void (*at_end
)(struct ref_formatting_stack
**stack
);
486 struct ref_formatting_state
{
488 struct ref_formatting_stack
*stack
;
493 int (*handler
)(struct atom_value
*atomv
, struct ref_formatting_state
*state
,
495 uintmax_t value
; /* used for sorting when not FIELD_STR */
496 struct used_atom
*atom
;
500 * Used to parse format string and sort specifiers
502 static int parse_ref_filter_atom(const struct ref_format
*format
,
503 const char *atom
, const char *ep
,
511 if (*sp
== '*' && sp
< ep
)
514 return strbuf_addf_ret(err
, -1, _("malformed field name: %.*s"),
515 (int)(ep
-atom
), atom
);
517 /* Do we have the atom already used elsewhere? */
518 for (i
= 0; i
< used_atom_cnt
; i
++) {
519 int len
= strlen(used_atom
[i
].name
);
520 if (len
== ep
- atom
&& !memcmp(used_atom
[i
].name
, atom
, len
))
525 * If the atom name has a colon, strip it and everything after
526 * it off - it specifies the format for this entry, and
527 * shouldn't be used for checking against the valid_atom
530 arg
= memchr(sp
, ':', ep
- sp
);
531 atom_len
= (arg
? arg
: ep
) - sp
;
533 /* Is the atom a valid one? */
534 for (i
= 0; i
< ARRAY_SIZE(valid_atom
); i
++) {
535 int len
= strlen(valid_atom
[i
].name
);
536 if (len
== atom_len
&& !memcmp(valid_atom
[i
].name
, sp
, len
))
540 if (ARRAY_SIZE(valid_atom
) <= i
)
541 return strbuf_addf_ret(err
, -1, _("unknown field name: %.*s"),
542 (int)(ep
-atom
), atom
);
544 /* Add it in, including the deref prefix */
547 REALLOC_ARRAY(used_atom
, used_atom_cnt
);
548 used_atom
[at
].name
= xmemdupz(atom
, ep
- atom
);
549 used_atom
[at
].type
= valid_atom
[i
].cmp_type
;
550 used_atom
[at
].source
= valid_atom
[i
].source
;
551 if (used_atom
[at
].source
== SOURCE_OBJ
) {
553 oi_deref
.info
.contentp
= &oi_deref
.content
;
555 oi
.info
.contentp
= &oi
.content
;
558 arg
= used_atom
[at
].name
+ (arg
- atom
) + 1;
561 * Treat empty sub-arguments list as NULL (i.e.,
562 * "%(atom:)" is equivalent to "%(atom)").
567 memset(&used_atom
[at
].u
, 0, sizeof(used_atom
[at
].u
));
568 if (valid_atom
[i
].parser
&& valid_atom
[i
].parser(format
, &used_atom
[at
], arg
, err
))
572 if (!strcmp(valid_atom
[i
].name
, "symref"))
577 static void quote_formatting(struct strbuf
*s
, const char *str
, int quote_style
)
579 switch (quote_style
) {
581 strbuf_addstr(s
, str
);
584 sq_quote_buf(s
, str
);
587 perl_quote_buf(s
, str
);
590 python_quote_buf(s
, str
);
593 tcl_quote_buf(s
, str
);
598 static int append_atom(struct atom_value
*v
, struct ref_formatting_state
*state
,
599 struct strbuf
*unused_err
)
602 * Quote formatting is only done when the stack has a single
603 * element. Otherwise quote formatting is done on the
604 * element's entire output strbuf when the %(end) atom is
607 if (!state
->stack
->prev
)
608 quote_formatting(&state
->stack
->output
, v
->s
, state
->quote_style
);
610 strbuf_addstr(&state
->stack
->output
, v
->s
);
614 static void push_stack_element(struct ref_formatting_stack
**stack
)
616 struct ref_formatting_stack
*s
= xcalloc(1, sizeof(struct ref_formatting_stack
));
618 strbuf_init(&s
->output
, 0);
623 static void pop_stack_element(struct ref_formatting_stack
**stack
)
625 struct ref_formatting_stack
*current
= *stack
;
626 struct ref_formatting_stack
*prev
= current
->prev
;
629 strbuf_addbuf(&prev
->output
, ¤t
->output
);
630 strbuf_release(¤t
->output
);
635 static void end_align_handler(struct ref_formatting_stack
**stack
)
637 struct ref_formatting_stack
*cur
= *stack
;
638 struct align
*align
= (struct align
*)cur
->at_end_data
;
639 struct strbuf s
= STRBUF_INIT
;
641 strbuf_utf8_align(&s
, align
->position
, align
->width
, cur
->output
.buf
);
642 strbuf_swap(&cur
->output
, &s
);
646 static int align_atom_handler(struct atom_value
*atomv
, struct ref_formatting_state
*state
,
647 struct strbuf
*unused_err
)
649 struct ref_formatting_stack
*new_stack
;
651 push_stack_element(&state
->stack
);
652 new_stack
= state
->stack
;
653 new_stack
->at_end
= end_align_handler
;
654 new_stack
->at_end_data
= &atomv
->atom
->u
.align
;
658 static void if_then_else_handler(struct ref_formatting_stack
**stack
)
660 struct ref_formatting_stack
*cur
= *stack
;
661 struct ref_formatting_stack
*prev
= cur
->prev
;
662 struct if_then_else
*if_then_else
= (struct if_then_else
*)cur
->at_end_data
;
664 if (!if_then_else
->then_atom_seen
)
665 die(_("format: %%(if) atom used without a %%(then) atom"));
667 if (if_then_else
->else_atom_seen
) {
669 * There is an %(else) atom: we need to drop one state from the
670 * stack, either the %(else) branch if the condition is satisfied, or
671 * the %(then) branch if it isn't.
673 if (if_then_else
->condition_satisfied
) {
674 strbuf_reset(&cur
->output
);
675 pop_stack_element(&cur
);
677 strbuf_swap(&cur
->output
, &prev
->output
);
678 strbuf_reset(&cur
->output
);
679 pop_stack_element(&cur
);
681 } else if (!if_then_else
->condition_satisfied
) {
683 * No %(else) atom: just drop the %(then) branch if the
684 * condition is not satisfied.
686 strbuf_reset(&cur
->output
);
693 static int if_atom_handler(struct atom_value
*atomv
, struct ref_formatting_state
*state
,
694 struct strbuf
*unused_err
)
696 struct ref_formatting_stack
*new_stack
;
697 struct if_then_else
*if_then_else
= xcalloc(sizeof(struct if_then_else
), 1);
699 if_then_else
->str
= atomv
->atom
->u
.if_then_else
.str
;
700 if_then_else
->cmp_status
= atomv
->atom
->u
.if_then_else
.cmp_status
;
702 push_stack_element(&state
->stack
);
703 new_stack
= state
->stack
;
704 new_stack
->at_end
= if_then_else_handler
;
705 new_stack
->at_end_data
= if_then_else
;
709 static int is_empty(const char *s
)
719 static int then_atom_handler(struct atom_value
*atomv
, struct ref_formatting_state
*state
,
722 struct ref_formatting_stack
*cur
= state
->stack
;
723 struct if_then_else
*if_then_else
= NULL
;
725 if (cur
->at_end
== if_then_else_handler
)
726 if_then_else
= (struct if_then_else
*)cur
->at_end_data
;
728 return strbuf_addf_ret(err
, -1, _("format: %%(then) atom used without an %%(if) atom"));
729 if (if_then_else
->then_atom_seen
)
730 return strbuf_addf_ret(err
, -1, _("format: %%(then) atom used more than once"));
731 if (if_then_else
->else_atom_seen
)
732 return strbuf_addf_ret(err
, -1, _("format: %%(then) atom used after %%(else)"));
733 if_then_else
->then_atom_seen
= 1;
735 * If the 'equals' or 'notequals' attribute is used then
736 * perform the required comparison. If not, only non-empty
737 * strings satisfy the 'if' condition.
739 if (if_then_else
->cmp_status
== COMPARE_EQUAL
) {
740 if (!strcmp(if_then_else
->str
, cur
->output
.buf
))
741 if_then_else
->condition_satisfied
= 1;
742 } else if (if_then_else
->cmp_status
== COMPARE_UNEQUAL
) {
743 if (strcmp(if_then_else
->str
, cur
->output
.buf
))
744 if_then_else
->condition_satisfied
= 1;
745 } else if (cur
->output
.len
&& !is_empty(cur
->output
.buf
))
746 if_then_else
->condition_satisfied
= 1;
747 strbuf_reset(&cur
->output
);
751 static int else_atom_handler(struct atom_value
*atomv
, struct ref_formatting_state
*state
,
754 struct ref_formatting_stack
*prev
= state
->stack
;
755 struct if_then_else
*if_then_else
= NULL
;
757 if (prev
->at_end
== if_then_else_handler
)
758 if_then_else
= (struct if_then_else
*)prev
->at_end_data
;
760 return strbuf_addf_ret(err
, -1, _("format: %%(else) atom used without an %%(if) atom"));
761 if (!if_then_else
->then_atom_seen
)
762 return strbuf_addf_ret(err
, -1, _("format: %%(else) atom used without a %%(then) atom"));
763 if (if_then_else
->else_atom_seen
)
764 return strbuf_addf_ret(err
, -1, _("format: %%(else) atom used more than once"));
765 if_then_else
->else_atom_seen
= 1;
766 push_stack_element(&state
->stack
);
767 state
->stack
->at_end_data
= prev
->at_end_data
;
768 state
->stack
->at_end
= prev
->at_end
;
772 static int end_atom_handler(struct atom_value
*atomv
, struct ref_formatting_state
*state
,
775 struct ref_formatting_stack
*current
= state
->stack
;
776 struct strbuf s
= STRBUF_INIT
;
778 if (!current
->at_end
)
779 return strbuf_addf_ret(err
, -1, _("format: %%(end) atom used without corresponding atom"));
780 current
->at_end(&state
->stack
);
782 /* Stack may have been popped within at_end(), hence reset the current pointer */
783 current
= state
->stack
;
786 * Perform quote formatting when the stack element is that of
787 * a supporting atom. If nested then perform quote formatting
788 * only on the topmost supporting atom.
790 if (!current
->prev
->prev
) {
791 quote_formatting(&s
, current
->output
.buf
, state
->quote_style
);
792 strbuf_swap(¤t
->output
, &s
);
795 pop_stack_element(&state
->stack
);
800 * In a format string, find the next occurrence of %(atom).
802 static const char *find_next(const char *cp
)
807 * %( is the start of an atom;
808 * %% is a quoted per-cent.
812 else if (cp
[1] == '%')
813 cp
++; /* skip over two % */
814 /* otherwise this is a singleton, literal % */
822 * Make sure the format string is well formed, and parse out
825 int verify_ref_format(struct ref_format
*format
)
829 format
->need_color_reset_at_eol
= 0;
830 for (cp
= format
->format
; *cp
&& (sp
= find_next(cp
)); ) {
831 struct strbuf err
= STRBUF_INIT
;
832 const char *color
, *ep
= strchr(sp
, ')');
836 return error(_("malformed format string %s"), sp
);
837 /* sp points at "%(" and ep points at the closing ")" */
838 at
= parse_ref_filter_atom(format
, sp
+ 2, ep
, &err
);
843 if (skip_prefix(used_atom
[at
].name
, "color:", &color
))
844 format
->need_color_reset_at_eol
= !!strcmp(color
, "reset");
845 strbuf_release(&err
);
847 if (format
->need_color_reset_at_eol
&& !want_color(format
->use_color
))
848 format
->need_color_reset_at_eol
= 0;
852 static int grab_objectname(const char *name
, const struct object_id
*oid
,
853 struct atom_value
*v
, struct used_atom
*atom
)
855 if (starts_with(name
, "objectname")) {
856 if (atom
->u
.objectname
.option
== O_SHORT
) {
857 v
->s
= xstrdup(find_unique_abbrev(oid
, DEFAULT_ABBREV
));
859 } else if (atom
->u
.objectname
.option
== O_FULL
) {
860 v
->s
= xstrdup(oid_to_hex(oid
));
862 } else if (atom
->u
.objectname
.option
== O_LENGTH
) {
863 v
->s
= xstrdup(find_unique_abbrev(oid
, atom
->u
.objectname
.length
));
866 BUG("unknown %%(objectname) option");
871 /* See grab_values */
872 static void grab_common_values(struct atom_value
*val
, int deref
, struct expand_data
*oi
)
876 for (i
= 0; i
< used_atom_cnt
; i
++) {
877 const char *name
= used_atom
[i
].name
;
878 struct atom_value
*v
= &val
[i
];
879 if (!!deref
!= (*name
== '*'))
883 if (!strcmp(name
, "objecttype"))
884 v
->s
= xstrdup(type_name(oi
->type
));
885 else if (!strcmp(name
, "objectsize:disk")) {
886 v
->value
= oi
->disk_size
;
887 v
->s
= xstrfmt("%"PRIuMAX
, (intmax_t)oi
->disk_size
);
888 } else if (!strcmp(name
, "objectsize")) {
890 v
->s
= xstrfmt("%lu", oi
->size
);
893 grab_objectname(name
, &oi
->oid
, v
, &used_atom
[i
]);
897 /* See grab_values */
898 static void grab_tag_values(struct atom_value
*val
, int deref
, struct object
*obj
, void *buf
, unsigned long sz
)
901 struct tag
*tag
= (struct tag
*) obj
;
903 for (i
= 0; i
< used_atom_cnt
; i
++) {
904 const char *name
= used_atom
[i
].name
;
905 struct atom_value
*v
= &val
[i
];
906 if (!!deref
!= (*name
== '*'))
910 if (!strcmp(name
, "tag"))
911 v
->s
= xstrdup(tag
->tag
);
912 else if (!strcmp(name
, "type") && tag
->tagged
)
913 v
->s
= xstrdup(type_name(tag
->tagged
->type
));
914 else if (!strcmp(name
, "object") && tag
->tagged
)
915 v
->s
= xstrdup(oid_to_hex(&tag
->tagged
->oid
));
919 /* See grab_values */
920 static void grab_commit_values(struct atom_value
*val
, int deref
, struct object
*obj
, void *buf
, unsigned long sz
)
923 struct commit
*commit
= (struct commit
*) obj
;
925 for (i
= 0; i
< used_atom_cnt
; i
++) {
926 const char *name
= used_atom
[i
].name
;
927 struct atom_value
*v
= &val
[i
];
928 if (!!deref
!= (*name
== '*'))
932 if (!strcmp(name
, "tree")) {
933 v
->s
= xstrdup(oid_to_hex(get_commit_tree_oid(commit
)));
935 else if (!strcmp(name
, "numparent")) {
936 v
->value
= commit_list_count(commit
->parents
);
937 v
->s
= xstrfmt("%lu", (unsigned long)v
->value
);
939 else if (!strcmp(name
, "parent")) {
940 struct commit_list
*parents
;
941 struct strbuf s
= STRBUF_INIT
;
942 for (parents
= commit
->parents
; parents
; parents
= parents
->next
) {
943 struct commit
*parent
= parents
->item
;
944 if (parents
!= commit
->parents
)
945 strbuf_addch(&s
, ' ');
946 strbuf_addstr(&s
, oid_to_hex(&parent
->object
.oid
));
948 v
->s
= strbuf_detach(&s
, NULL
);
953 static const char *find_wholine(const char *who
, int wholen
, const char *buf
, unsigned long sz
)
957 if (!strncmp(buf
, who
, wholen
) &&
959 return buf
+ wholen
+ 1;
960 eol
= strchr(buf
, '\n');
965 return ""; /* end of header */
971 static const char *copy_line(const char *buf
)
973 const char *eol
= strchrnul(buf
, '\n');
974 return xmemdupz(buf
, eol
- buf
);
977 static const char *copy_name(const char *buf
)
980 for (cp
= buf
; *cp
&& *cp
!= '\n'; cp
++) {
981 if (!strncmp(cp
, " <", 2))
982 return xmemdupz(buf
, cp
- buf
);
987 static const char *copy_email(const char *buf
)
989 const char *email
= strchr(buf
, '<');
993 eoemail
= strchr(email
, '>');
996 return xmemdupz(email
, eoemail
+ 1 - email
);
999 static char *copy_subject(const char *buf
, unsigned long len
)
1001 char *r
= xmemdupz(buf
, len
);
1004 for (i
= 0; i
< len
; i
++)
1011 static void grab_date(const char *buf
, struct atom_value
*v
, const char *atomname
)
1013 const char *eoemail
= strstr(buf
, "> ");
1015 timestamp_t timestamp
;
1017 struct date_mode date_mode
= { DATE_NORMAL
};
1018 const char *formatp
;
1021 * We got here because atomname ends in "date" or "date<something>";
1022 * it's not possible that <something> is not ":<format>" because
1023 * parse_ref_filter_atom() wouldn't have allowed it, so we can assume that no
1024 * ":" means no format is specified, and use the default.
1026 formatp
= strchr(atomname
, ':');
1027 if (formatp
!= NULL
) {
1029 parse_date_format(formatp
, &date_mode
);
1034 timestamp
= parse_timestamp(eoemail
+ 2, &zone
, 10);
1035 if (timestamp
== TIME_MAX
)
1037 tz
= strtol(zone
, NULL
, 10);
1038 if ((tz
== LONG_MIN
|| tz
== LONG_MAX
) && errno
== ERANGE
)
1040 v
->s
= xstrdup(show_date(timestamp
, tz
, &date_mode
));
1041 v
->value
= timestamp
;
1048 /* See grab_values */
1049 static void grab_person(const char *who
, struct atom_value
*val
, int deref
, struct object
*obj
, void *buf
, unsigned long sz
)
1052 int wholen
= strlen(who
);
1053 const char *wholine
= NULL
;
1055 for (i
= 0; i
< used_atom_cnt
; i
++) {
1056 const char *name
= used_atom
[i
].name
;
1057 struct atom_value
*v
= &val
[i
];
1058 if (!!deref
!= (*name
== '*'))
1062 if (strncmp(who
, name
, wholen
))
1064 if (name
[wholen
] != 0 &&
1065 strcmp(name
+ wholen
, "name") &&
1066 strcmp(name
+ wholen
, "email") &&
1067 !starts_with(name
+ wholen
, "date"))
1070 wholine
= find_wholine(who
, wholen
, buf
, sz
);
1072 return; /* no point looking for it */
1073 if (name
[wholen
] == 0)
1074 v
->s
= copy_line(wholine
);
1075 else if (!strcmp(name
+ wholen
, "name"))
1076 v
->s
= copy_name(wholine
);
1077 else if (!strcmp(name
+ wholen
, "email"))
1078 v
->s
= copy_email(wholine
);
1079 else if (starts_with(name
+ wholen
, "date"))
1080 grab_date(wholine
, v
, name
);
1084 * For a tag or a commit object, if "creator" or "creatordate" is
1085 * requested, do something special.
1087 if (strcmp(who
, "tagger") && strcmp(who
, "committer"))
1088 return; /* "author" for commit object is not wanted */
1090 wholine
= find_wholine(who
, wholen
, buf
, sz
);
1093 for (i
= 0; i
< used_atom_cnt
; i
++) {
1094 const char *name
= used_atom
[i
].name
;
1095 struct atom_value
*v
= &val
[i
];
1096 if (!!deref
!= (*name
== '*'))
1101 if (starts_with(name
, "creatordate"))
1102 grab_date(wholine
, v
, name
);
1103 else if (!strcmp(name
, "creator"))
1104 v
->s
= copy_line(wholine
);
1108 static void find_subpos(const char *buf
, unsigned long sz
,
1109 const char **sub
, unsigned long *sublen
,
1110 const char **body
, unsigned long *bodylen
,
1111 unsigned long *nonsiglen
,
1112 const char **sig
, unsigned long *siglen
)
1115 /* skip past header until we hit empty line */
1116 while (*buf
&& *buf
!= '\n') {
1117 eol
= strchrnul(buf
, '\n');
1122 /* skip any empty lines */
1123 while (*buf
== '\n')
1126 /* parse signature first; we might not even have a subject line */
1127 *sig
= buf
+ parse_signature(buf
, strlen(buf
));
1128 *siglen
= strlen(*sig
);
1130 /* subject is first non-empty line */
1132 /* subject goes to first empty line */
1133 while (buf
< *sig
&& *buf
&& *buf
!= '\n') {
1134 eol
= strchrnul(buf
, '\n');
1139 *sublen
= buf
- *sub
;
1140 /* drop trailing newline, if present */
1141 if (*sublen
&& (*sub
)[*sublen
- 1] == '\n')
1144 /* skip any empty lines */
1145 while (*buf
== '\n')
1148 *bodylen
= strlen(buf
);
1149 *nonsiglen
= *sig
- buf
;
1153 * If 'lines' is greater than 0, append that many lines from the given
1154 * 'buf' of length 'size' to the given strbuf.
1156 static void append_lines(struct strbuf
*out
, const char *buf
, unsigned long size
, int lines
)
1159 const char *sp
, *eol
;
1164 for (i
= 0; i
< lines
&& sp
< buf
+ size
; i
++) {
1166 strbuf_addstr(out
, "\n ");
1167 eol
= memchr(sp
, '\n', size
- (sp
- buf
));
1168 len
= eol
? eol
- sp
: size
- (sp
- buf
);
1169 strbuf_add(out
, sp
, len
);
1176 /* See grab_values */
1177 static void grab_sub_body_contents(struct atom_value
*val
, int deref
, struct object
*obj
, void *buf
, unsigned long sz
)
1180 const char *subpos
= NULL
, *bodypos
= NULL
, *sigpos
= NULL
;
1181 unsigned long sublen
= 0, bodylen
= 0, nonsiglen
= 0, siglen
= 0;
1183 for (i
= 0; i
< used_atom_cnt
; i
++) {
1184 struct used_atom
*atom
= &used_atom
[i
];
1185 const char *name
= atom
->name
;
1186 struct atom_value
*v
= &val
[i
];
1187 if (!!deref
!= (*name
== '*'))
1191 if (strcmp(name
, "subject") &&
1192 strcmp(name
, "body") &&
1193 !starts_with(name
, "trailers") &&
1194 !starts_with(name
, "contents"))
1197 find_subpos(buf
, sz
,
1199 &bodypos
, &bodylen
, &nonsiglen
,
1202 if (atom
->u
.contents
.option
== C_SUB
)
1203 v
->s
= copy_subject(subpos
, sublen
);
1204 else if (atom
->u
.contents
.option
== C_BODY_DEP
)
1205 v
->s
= xmemdupz(bodypos
, bodylen
);
1206 else if (atom
->u
.contents
.option
== C_BODY
)
1207 v
->s
= xmemdupz(bodypos
, nonsiglen
);
1208 else if (atom
->u
.contents
.option
== C_SIG
)
1209 v
->s
= xmemdupz(sigpos
, siglen
);
1210 else if (atom
->u
.contents
.option
== C_LINES
) {
1211 struct strbuf s
= STRBUF_INIT
;
1212 const char *contents_end
= bodylen
+ bodypos
- siglen
;
1214 /* Size is the length of the message after removing the signature */
1215 append_lines(&s
, subpos
, contents_end
- subpos
, atom
->u
.contents
.nlines
);
1216 v
->s
= strbuf_detach(&s
, NULL
);
1217 } else if (atom
->u
.contents
.option
== C_TRAILERS
) {
1218 struct strbuf s
= STRBUF_INIT
;
1220 /* Format the trailer info according to the trailer_opts given */
1221 format_trailers_from_commit(&s
, subpos
, &atom
->u
.contents
.trailer_opts
);
1223 v
->s
= strbuf_detach(&s
, NULL
);
1224 } else if (atom
->u
.contents
.option
== C_BARE
)
1225 v
->s
= xstrdup(subpos
);
1230 * We want to have empty print-string for field requests
1231 * that do not apply (e.g. "authordate" for a tag object)
1233 static void fill_missing_values(struct atom_value
*val
)
1236 for (i
= 0; i
< used_atom_cnt
; i
++) {
1237 struct atom_value
*v
= &val
[i
];
1244 * val is a list of atom_value to hold returned values. Extract
1245 * the values for atoms in used_atom array out of (obj, buf, sz).
1246 * when deref is false, (obj, buf, sz) is the object that is
1247 * pointed at by the ref itself; otherwise it is the object the
1248 * ref (which is a tag) refers to.
1250 static void grab_values(struct atom_value
*val
, int deref
, struct object
*obj
, void *buf
, unsigned long sz
)
1252 switch (obj
->type
) {
1254 grab_tag_values(val
, deref
, obj
, buf
, sz
);
1255 grab_sub_body_contents(val
, deref
, obj
, buf
, sz
);
1256 grab_person("tagger", val
, deref
, obj
, buf
, sz
);
1259 grab_commit_values(val
, deref
, obj
, buf
, sz
);
1260 grab_sub_body_contents(val
, deref
, obj
, buf
, sz
);
1261 grab_person("author", val
, deref
, obj
, buf
, sz
);
1262 grab_person("committer", val
, deref
, obj
, buf
, sz
);
1265 /* grab_tree_values(val, deref, obj, buf, sz); */
1268 /* grab_blob_values(val, deref, obj, buf, sz); */
1271 die("Eh? Object of type %d?", obj
->type
);
1275 static inline char *copy_advance(char *dst
, const char *src
)
1282 static const char *lstrip_ref_components(const char *refname
, int len
)
1284 long remaining
= len
;
1285 const char *start
= xstrdup(refname
);
1286 const char *to_free
= start
;
1290 const char *p
= refname
;
1292 /* Find total no of '/' separated path-components */
1293 for (i
= 0; p
[i
]; p
[i
] == '/' ? i
++ : *p
++)
1296 * The number of components we need to strip is now
1297 * the total minus the components to be left (Plus one
1298 * because we count the number of '/', but the number
1299 * of components is one more than the no of '/').
1301 remaining
= i
+ len
+ 1;
1304 while (remaining
> 0) {
1307 free((char *)to_free
);
1315 start
= xstrdup(start
);
1316 free((char *)to_free
);
1320 static const char *rstrip_ref_components(const char *refname
, int len
)
1322 long remaining
= len
;
1323 const char *start
= xstrdup(refname
);
1324 const char *to_free
= start
;
1328 const char *p
= refname
;
1330 /* Find total no of '/' separated path-components */
1331 for (i
= 0; p
[i
]; p
[i
] == '/' ? i
++ : *p
++)
1334 * The number of components we need to strip is now
1335 * the total minus the components to be left (Plus one
1336 * because we count the number of '/', but the number
1337 * of components is one more than the no of '/').
1339 remaining
= i
+ len
+ 1;
1342 while (remaining
-- > 0) {
1343 char *p
= strrchr(start
, '/');
1345 free((char *)to_free
);
1353 static const char *show_ref(struct refname_atom
*atom
, const char *refname
)
1355 if (atom
->option
== R_SHORT
)
1356 return shorten_unambiguous_ref(refname
, warn_ambiguous_refs
);
1357 else if (atom
->option
== R_LSTRIP
)
1358 return lstrip_ref_components(refname
, atom
->lstrip
);
1359 else if (atom
->option
== R_RSTRIP
)
1360 return rstrip_ref_components(refname
, atom
->rstrip
);
1362 return xstrdup(refname
);
1365 static void fill_remote_ref_details(struct used_atom
*atom
, const char *refname
,
1366 struct branch
*branch
, const char **s
)
1368 int num_ours
, num_theirs
;
1369 if (atom
->u
.remote_ref
.option
== RR_REF
)
1370 *s
= show_ref(&atom
->u
.remote_ref
.refname
, refname
);
1371 else if (atom
->u
.remote_ref
.option
== RR_TRACK
) {
1372 if (stat_tracking_info(branch
, &num_ours
, &num_theirs
,
1373 NULL
, AHEAD_BEHIND_FULL
) < 0) {
1374 *s
= xstrdup(msgs
.gone
);
1375 } else if (!num_ours
&& !num_theirs
)
1378 *s
= xstrfmt(msgs
.behind
, num_theirs
);
1379 else if (!num_theirs
)
1380 *s
= xstrfmt(msgs
.ahead
, num_ours
);
1382 *s
= xstrfmt(msgs
.ahead_behind
,
1383 num_ours
, num_theirs
);
1384 if (!atom
->u
.remote_ref
.nobracket
&& *s
[0]) {
1385 const char *to_free
= *s
;
1386 *s
= xstrfmt("[%s]", *s
);
1387 free((void *)to_free
);
1389 } else if (atom
->u
.remote_ref
.option
== RR_TRACKSHORT
) {
1390 if (stat_tracking_info(branch
, &num_ours
, &num_theirs
,
1391 NULL
, AHEAD_BEHIND_FULL
) < 0) {
1395 if (!num_ours
&& !num_theirs
)
1399 else if (!num_theirs
)
1403 } else if (atom
->u
.remote_ref
.option
== RR_REMOTE_NAME
) {
1405 const char *remote
= atom
->u
.remote_ref
.push
?
1406 pushremote_for_branch(branch
, &explicit) :
1407 remote_for_branch(branch
, &explicit);
1408 *s
= xstrdup(explicit ? remote
: "");
1409 } else if (atom
->u
.remote_ref
.option
== RR_REMOTE_REF
) {
1413 merge
= remote_ref_for_branch(branch
, atom
->u
.remote_ref
.push
,
1415 *s
= xstrdup(explicit ? merge
: "");
1417 BUG("unhandled RR_* enum");
1420 char *get_head_description(void)
1422 struct strbuf desc
= STRBUF_INIT
;
1423 struct wt_status_state state
;
1424 memset(&state
, 0, sizeof(state
));
1425 wt_status_get_state(&state
, 1);
1426 if (state
.rebase_in_progress
||
1427 state
.rebase_interactive_in_progress
) {
1429 strbuf_addf(&desc
, _("(no branch, rebasing %s)"),
1432 strbuf_addf(&desc
, _("(no branch, rebasing detached HEAD %s)"),
1433 state
.detached_from
);
1434 } else if (state
.bisect_in_progress
)
1435 strbuf_addf(&desc
, _("(no branch, bisect started on %s)"),
1437 else if (state
.detached_from
) {
1438 if (state
.detached_at
)
1440 * TRANSLATORS: make sure this matches "HEAD
1441 * detached at " in wt-status.c
1443 strbuf_addf(&desc
, _("(HEAD detached at %s)"),
1444 state
.detached_from
);
1447 * TRANSLATORS: make sure this matches "HEAD
1448 * detached from " in wt-status.c
1450 strbuf_addf(&desc
, _("(HEAD detached from %s)"),
1451 state
.detached_from
);
1454 strbuf_addstr(&desc
, _("(no branch)"));
1457 free(state
.detached_from
);
1458 return strbuf_detach(&desc
, NULL
);
1461 static const char *get_symref(struct used_atom
*atom
, struct ref_array_item
*ref
)
1466 return show_ref(&atom
->u
.refname
, ref
->symref
);
1469 static const char *get_refname(struct used_atom
*atom
, struct ref_array_item
*ref
)
1471 if (ref
->kind
& FILTER_REFS_DETACHED_HEAD
)
1472 return get_head_description();
1473 return show_ref(&atom
->u
.refname
, ref
->refname
);
1476 static int get_object(struct ref_array_item
*ref
, int deref
, struct object
**obj
,
1477 struct expand_data
*oi
, struct strbuf
*err
)
1479 /* parse_object_buffer() will set eaten to 0 if free() will be needed */
1481 if (oi
->info
.contentp
) {
1482 /* We need to know that to use parse_object_buffer properly */
1483 oi
->info
.sizep
= &oi
->size
;
1484 oi
->info
.typep
= &oi
->type
;
1486 if (oid_object_info_extended(the_repository
, &oi
->oid
, &oi
->info
,
1487 OBJECT_INFO_LOOKUP_REPLACE
))
1488 return strbuf_addf_ret(err
, -1, _("missing object %s for %s"),
1489 oid_to_hex(&oi
->oid
), ref
->refname
);
1490 if (oi
->info
.disk_sizep
&& oi
->disk_size
< 0)
1491 BUG("Object size is less than zero.");
1493 if (oi
->info
.contentp
) {
1494 *obj
= parse_object_buffer(the_repository
, &oi
->oid
, oi
->type
, oi
->size
, oi
->content
, &eaten
);
1498 return strbuf_addf_ret(err
, -1, _("parse_object_buffer failed on %s for %s"),
1499 oid_to_hex(&oi
->oid
), ref
->refname
);
1501 grab_values(ref
->value
, deref
, *obj
, oi
->content
, oi
->size
);
1504 grab_common_values(ref
->value
, deref
, oi
);
1511 * Parse the object referred by ref, and grab needed value.
1513 static int populate_value(struct ref_array_item
*ref
, struct strbuf
*err
)
1517 struct object_info empty
= OBJECT_INFO_INIT
;
1519 ref
->value
= xcalloc(used_atom_cnt
, sizeof(struct atom_value
));
1521 if (need_symref
&& (ref
->flag
& REF_ISSYMREF
) && !ref
->symref
) {
1522 ref
->symref
= resolve_refdup(ref
->refname
, RESOLVE_REF_READING
,
1525 ref
->symref
= xstrdup("");
1528 /* Fill in specials first */
1529 for (i
= 0; i
< used_atom_cnt
; i
++) {
1530 struct used_atom
*atom
= &used_atom
[i
];
1531 const char *name
= used_atom
[i
].name
;
1532 struct atom_value
*v
= &ref
->value
[i
];
1534 const char *refname
;
1535 struct branch
*branch
= NULL
;
1537 v
->handler
= append_atom
;
1545 if (starts_with(name
, "refname"))
1546 refname
= get_refname(atom
, ref
);
1547 else if (starts_with(name
, "symref"))
1548 refname
= get_symref(atom
, ref
);
1549 else if (starts_with(name
, "upstream")) {
1550 const char *branch_name
;
1551 /* only local branches may have an upstream */
1552 if (!skip_prefix(ref
->refname
, "refs/heads/",
1557 branch
= branch_get(branch_name
);
1559 refname
= branch_get_upstream(branch
, NULL
);
1561 fill_remote_ref_details(atom
, refname
, branch
, &v
->s
);
1565 } else if (atom
->u
.remote_ref
.push
) {
1566 const char *branch_name
;
1568 if (!skip_prefix(ref
->refname
, "refs/heads/",
1571 branch
= branch_get(branch_name
);
1573 if (atom
->u
.remote_ref
.push_remote
)
1576 refname
= branch_get_push(branch
, NULL
);
1580 /* We will definitely re-init v->s on the next line. */
1582 fill_remote_ref_details(atom
, refname
, branch
, &v
->s
);
1584 } else if (starts_with(name
, "color:")) {
1585 v
->s
= xstrdup(atom
->u
.color
);
1587 } else if (!strcmp(name
, "flag")) {
1588 char buf
[256], *cp
= buf
;
1589 if (ref
->flag
& REF_ISSYMREF
)
1590 cp
= copy_advance(cp
, ",symref");
1591 if (ref
->flag
& REF_ISPACKED
)
1592 cp
= copy_advance(cp
, ",packed");
1597 v
->s
= xstrdup(buf
+ 1);
1600 } else if (!deref
&& grab_objectname(name
, &ref
->objectname
, v
, atom
)) {
1602 } else if (!strcmp(name
, "HEAD")) {
1603 if (atom
->u
.head
&& !strcmp(ref
->refname
, atom
->u
.head
))
1604 v
->s
= xstrdup("*");
1606 v
->s
= xstrdup(" ");
1608 } else if (starts_with(name
, "align")) {
1609 v
->handler
= align_atom_handler
;
1612 } else if (!strcmp(name
, "end")) {
1613 v
->handler
= end_atom_handler
;
1616 } else if (starts_with(name
, "if")) {
1618 if (skip_prefix(name
, "if:", &s
))
1622 v
->handler
= if_atom_handler
;
1624 } else if (!strcmp(name
, "then")) {
1625 v
->handler
= then_atom_handler
;
1628 } else if (!strcmp(name
, "else")) {
1629 v
->handler
= else_atom_handler
;
1636 v
->s
= xstrdup(refname
);
1638 v
->s
= xstrfmt("%s^{}", refname
);
1639 free((char *)refname
);
1642 for (i
= 0; i
< used_atom_cnt
; i
++) {
1643 struct atom_value
*v
= &ref
->value
[i
];
1644 if (v
->s
== NULL
&& used_atom
[i
].source
== SOURCE_NONE
)
1645 return strbuf_addf_ret(err
, -1, _("missing object %s for %s"),
1646 oid_to_hex(&ref
->objectname
), ref
->refname
);
1650 oi
.info
.contentp
= &oi
.content
;
1651 if (!memcmp(&oi
.info
, &empty
, sizeof(empty
)) &&
1652 !memcmp(&oi_deref
.info
, &empty
, sizeof(empty
)))
1656 oi
.oid
= ref
->objectname
;
1657 if (get_object(ref
, 0, &obj
, &oi
, err
))
1661 * If there is no atom that wants to know about tagged
1662 * object, we are done.
1664 if (!need_tagged
|| (obj
->type
!= OBJ_TAG
))
1668 * If it is a tag object, see if we use a value that derefs
1669 * the object, and if we do grab the object it refers to.
1671 oi_deref
.oid
= ((struct tag
*)obj
)->tagged
->oid
;
1674 * NEEDSWORK: This derefs tag only once, which
1675 * is good to deal with chains of trust, but
1676 * is not consistent with what deref_tag() does
1677 * which peels the onion to the core.
1679 return get_object(ref
, 1, &obj
, &oi_deref
, err
);
1683 * Given a ref, return the value for the atom. This lazily gets value
1684 * out of the object by calling populate value.
1686 static int get_ref_atom_value(struct ref_array_item
*ref
, int atom
,
1687 struct atom_value
**v
, struct strbuf
*err
)
1690 if (populate_value(ref
, err
))
1692 fill_missing_values(ref
->value
);
1694 *v
= &ref
->value
[atom
];
1699 * Return 1 if the refname matches one of the patterns, otherwise 0.
1700 * A pattern can be a literal prefix (e.g. a refname "refs/heads/master"
1701 * matches a pattern "refs/heads/mas") or a wildcard (e.g. the same ref
1702 * matches "refs/heads/mas*", too).
1704 static int match_pattern(const struct ref_filter
*filter
, const char *refname
)
1706 const char **patterns
= filter
->name_patterns
;
1709 if (filter
->ignore_case
)
1710 flags
|= WM_CASEFOLD
;
1713 * When no '--format' option is given we need to skip the prefix
1714 * for matching refs of tags and branches.
1716 (void)(skip_prefix(refname
, "refs/tags/", &refname
) ||
1717 skip_prefix(refname
, "refs/heads/", &refname
) ||
1718 skip_prefix(refname
, "refs/remotes/", &refname
) ||
1719 skip_prefix(refname
, "refs/", &refname
));
1721 for (; *patterns
; patterns
++) {
1722 if (!wildmatch(*patterns
, refname
, flags
))
1729 * Return 1 if the refname matches one of the patterns, otherwise 0.
1730 * A pattern can be path prefix (e.g. a refname "refs/heads/master"
1731 * matches a pattern "refs/heads/" but not "refs/heads/m") or a
1732 * wildcard (e.g. the same ref matches "refs/heads/m*", too).
1734 static int match_name_as_path(const struct ref_filter
*filter
, const char *refname
)
1736 const char **pattern
= filter
->name_patterns
;
1737 int namelen
= strlen(refname
);
1738 unsigned flags
= WM_PATHNAME
;
1740 if (filter
->ignore_case
)
1741 flags
|= WM_CASEFOLD
;
1743 for (; *pattern
; pattern
++) {
1744 const char *p
= *pattern
;
1745 int plen
= strlen(p
);
1747 if ((plen
<= namelen
) &&
1748 !strncmp(refname
, p
, plen
) &&
1749 (refname
[plen
] == '\0' ||
1750 refname
[plen
] == '/' ||
1753 if (!wildmatch(p
, refname
, flags
))
1759 /* Return 1 if the refname matches one of the patterns, otherwise 0. */
1760 static int filter_pattern_match(struct ref_filter
*filter
, const char *refname
)
1762 if (!*filter
->name_patterns
)
1763 return 1; /* No pattern always matches */
1764 if (filter
->match_as_path
)
1765 return match_name_as_path(filter
, refname
);
1766 return match_pattern(filter
, refname
);
1770 * Find the longest prefix of pattern we can pass to
1771 * `for_each_fullref_in()`, namely the part of pattern preceding the
1772 * first glob character. (Note that `for_each_fullref_in()` is
1773 * perfectly happy working with a prefix that doesn't end at a
1774 * pathname component boundary.)
1776 static void find_longest_prefix(struct strbuf
*out
, const char *pattern
)
1780 for (p
= pattern
; *p
&& !is_glob_special(*p
); p
++)
1783 strbuf_add(out
, pattern
, p
- pattern
);
1787 * This is the same as for_each_fullref_in(), but it tries to iterate
1788 * only over the patterns we'll care about. Note that it _doesn't_ do a full
1789 * pattern match, so the callback still has to match each ref individually.
1791 static int for_each_fullref_in_pattern(struct ref_filter
*filter
,
1796 struct strbuf prefix
= STRBUF_INIT
;
1799 if (!filter
->match_as_path
) {
1801 * in this case, the patterns are applied after
1802 * prefixes like "refs/heads/" etc. are stripped off,
1803 * so we have to look at everything:
1805 return for_each_fullref_in("", cb
, cb_data
, broken
);
1808 if (filter
->ignore_case
) {
1810 * we can't handle case-insensitive comparisons,
1811 * so just return everything and let the caller
1814 return for_each_fullref_in("", cb
, cb_data
, broken
);
1817 if (!filter
->name_patterns
[0]) {
1818 /* no patterns; we have to look at everything */
1819 return for_each_fullref_in("", cb
, cb_data
, broken
);
1822 if (filter
->name_patterns
[1]) {
1824 * multiple patterns; in theory this could still work as long
1825 * as the patterns are disjoint. We'd just make multiple calls
1826 * to for_each_ref(). But if they're not disjoint, we'd end up
1827 * reporting the same ref multiple times. So let's punt on that
1830 return for_each_fullref_in("", cb
, cb_data
, broken
);
1833 find_longest_prefix(&prefix
, filter
->name_patterns
[0]);
1835 ret
= for_each_fullref_in(prefix
.buf
, cb
, cb_data
, broken
);
1836 strbuf_release(&prefix
);
1841 * Given a ref (sha1, refname), check if the ref belongs to the array
1842 * of sha1s. If the given ref is a tag, check if the given tag points
1843 * at one of the sha1s in the given sha1 array.
1844 * the given sha1_array.
1846 * 1. Only a single level of inderection is obtained, we might want to
1847 * change this to account for multiple levels (e.g. annotated tags
1848 * pointing to annotated tags pointing to a commit.)
1849 * 2. As the refs are cached we might know what refname peels to without
1850 * the need to parse the object via parse_object(). peel_ref() might be a
1851 * more efficient alternative to obtain the pointee.
1853 static const struct object_id
*match_points_at(struct oid_array
*points_at
,
1854 const struct object_id
*oid
,
1855 const char *refname
)
1857 const struct object_id
*tagged_oid
= NULL
;
1860 if (oid_array_lookup(points_at
, oid
) >= 0)
1862 obj
= parse_object(the_repository
, oid
);
1864 die(_("malformed object at '%s'"), refname
);
1865 if (obj
->type
== OBJ_TAG
)
1866 tagged_oid
= &((struct tag
*)obj
)->tagged
->oid
;
1867 if (tagged_oid
&& oid_array_lookup(points_at
, tagged_oid
) >= 0)
1873 * Allocate space for a new ref_array_item and copy the name and oid to it.
1875 * Callers can then fill in other struct members at their leisure.
1877 static struct ref_array_item
*new_ref_array_item(const char *refname
,
1878 const struct object_id
*oid
)
1880 struct ref_array_item
*ref
;
1882 FLEX_ALLOC_STR(ref
, refname
, refname
);
1883 oidcpy(&ref
->objectname
, oid
);
1888 struct ref_array_item
*ref_array_push(struct ref_array
*array
,
1889 const char *refname
,
1890 const struct object_id
*oid
)
1892 struct ref_array_item
*ref
= new_ref_array_item(refname
, oid
);
1894 ALLOC_GROW(array
->items
, array
->nr
+ 1, array
->alloc
);
1895 array
->items
[array
->nr
++] = ref
;
1900 static int ref_kind_from_refname(const char *refname
)
1908 { "refs/heads/" , FILTER_REFS_BRANCHES
},
1909 { "refs/remotes/" , FILTER_REFS_REMOTES
},
1910 { "refs/tags/", FILTER_REFS_TAGS
}
1913 if (!strcmp(refname
, "HEAD"))
1914 return FILTER_REFS_DETACHED_HEAD
;
1916 for (i
= 0; i
< ARRAY_SIZE(ref_kind
); i
++) {
1917 if (starts_with(refname
, ref_kind
[i
].prefix
))
1918 return ref_kind
[i
].kind
;
1921 return FILTER_REFS_OTHERS
;
1924 static int filter_ref_kind(struct ref_filter
*filter
, const char *refname
)
1926 if (filter
->kind
== FILTER_REFS_BRANCHES
||
1927 filter
->kind
== FILTER_REFS_REMOTES
||
1928 filter
->kind
== FILTER_REFS_TAGS
)
1929 return filter
->kind
;
1930 return ref_kind_from_refname(refname
);
1933 struct ref_filter_cbdata
{
1934 struct ref_array
*array
;
1935 struct ref_filter
*filter
;
1936 struct contains_cache contains_cache
;
1937 struct contains_cache no_contains_cache
;
1941 * A call-back given to for_each_ref(). Filter refs and keep them for
1942 * later object processing.
1944 static int ref_filter_handler(const char *refname
, const struct object_id
*oid
, int flag
, void *cb_data
)
1946 struct ref_filter_cbdata
*ref_cbdata
= cb_data
;
1947 struct ref_filter
*filter
= ref_cbdata
->filter
;
1948 struct ref_array_item
*ref
;
1949 struct commit
*commit
= NULL
;
1952 if (flag
& REF_BAD_NAME
) {
1953 warning(_("ignoring ref with broken name %s"), refname
);
1957 if (flag
& REF_ISBROKEN
) {
1958 warning(_("ignoring broken ref %s"), refname
);
1962 /* Obtain the current ref kind from filter_ref_kind() and ignore unwanted refs. */
1963 kind
= filter_ref_kind(filter
, refname
);
1964 if (!(kind
& filter
->kind
))
1967 if (!filter_pattern_match(filter
, refname
))
1970 if (filter
->points_at
.nr
&& !match_points_at(&filter
->points_at
, oid
, refname
))
1974 * A merge filter is applied on refs pointing to commits. Hence
1975 * obtain the commit using the 'oid' available and discard all
1976 * non-commits early. The actual filtering is done later.
1978 if (filter
->merge_commit
|| filter
->with_commit
|| filter
->no_commit
|| filter
->verbose
) {
1979 commit
= lookup_commit_reference_gently(the_repository
, oid
,
1983 /* We perform the filtering for the '--contains' option... */
1984 if (filter
->with_commit
&&
1985 !commit_contains(filter
, commit
, filter
->with_commit
, &ref_cbdata
->contains_cache
))
1987 /* ...or for the `--no-contains' option */
1988 if (filter
->no_commit
&&
1989 commit_contains(filter
, commit
, filter
->no_commit
, &ref_cbdata
->no_contains_cache
))
1994 * We do not open the object yet; sort may only need refname
1995 * to do its job and the resulting list may yet to be pruned
1996 * by maxcount logic.
1998 ref
= ref_array_push(ref_cbdata
->array
, refname
, oid
);
1999 ref
->commit
= commit
;
2006 /* Free memory allocated for a ref_array_item */
2007 static void free_array_item(struct ref_array_item
*item
)
2009 free((char *)item
->symref
);
2011 free((char *)item
->value
->s
);
2017 /* Free all memory allocated for ref_array */
2018 void ref_array_clear(struct ref_array
*array
)
2022 for (i
= 0; i
< used_atom_cnt
; i
++)
2023 free((char *)used_atom
[i
].name
);
2024 FREE_AND_NULL(used_atom
);
2026 for (i
= 0; i
< array
->nr
; i
++)
2027 free_array_item(array
->items
[i
]);
2028 FREE_AND_NULL(array
->items
);
2029 array
->nr
= array
->alloc
= 0;
2032 static void do_merge_filter(struct ref_filter_cbdata
*ref_cbdata
)
2034 struct rev_info revs
;
2036 struct ref_filter
*filter
= ref_cbdata
->filter
;
2037 struct ref_array
*array
= ref_cbdata
->array
;
2038 struct commit
**to_clear
= xcalloc(sizeof(struct commit
*), array
->nr
);
2040 repo_init_revisions(the_repository
, &revs
, NULL
);
2042 for (i
= 0; i
< array
->nr
; i
++) {
2043 struct ref_array_item
*item
= array
->items
[i
];
2044 add_pending_object(&revs
, &item
->commit
->object
, item
->refname
);
2045 to_clear
[i
] = item
->commit
;
2048 filter
->merge_commit
->object
.flags
|= UNINTERESTING
;
2049 add_pending_object(&revs
, &filter
->merge_commit
->object
, "");
2052 if (prepare_revision_walk(&revs
))
2053 die(_("revision walk setup failed"));
2058 for (i
= 0; i
< old_nr
; i
++) {
2059 struct ref_array_item
*item
= array
->items
[i
];
2060 struct commit
*commit
= item
->commit
;
2062 int is_merged
= !!(commit
->object
.flags
& UNINTERESTING
);
2064 if (is_merged
== (filter
->merge
== REF_FILTER_MERGED_INCLUDE
))
2065 array
->items
[array
->nr
++] = array
->items
[i
];
2067 free_array_item(item
);
2070 clear_commit_marks_many(old_nr
, to_clear
, ALL_REV_FLAGS
);
2071 clear_commit_marks(filter
->merge_commit
, ALL_REV_FLAGS
);
2076 * API for filtering a set of refs. Based on the type of refs the user
2077 * has requested, we iterate through those refs and apply filters
2078 * as per the given ref_filter structure and finally store the
2079 * filtered refs in the ref_array structure.
2081 int filter_refs(struct ref_array
*array
, struct ref_filter
*filter
, unsigned int type
)
2083 struct ref_filter_cbdata ref_cbdata
;
2085 unsigned int broken
= 0;
2087 ref_cbdata
.array
= array
;
2088 ref_cbdata
.filter
= filter
;
2090 if (type
& FILTER_REFS_INCLUDE_BROKEN
)
2092 filter
->kind
= type
& FILTER_REFS_KIND_MASK
;
2094 init_contains_cache(&ref_cbdata
.contains_cache
);
2095 init_contains_cache(&ref_cbdata
.no_contains_cache
);
2097 /* Simple per-ref filtering */
2099 die("filter_refs: invalid type");
2102 * For common cases where we need only branches or remotes or tags,
2103 * we only iterate through those refs. If a mix of refs is needed,
2104 * we iterate over all refs and filter out required refs with the help
2105 * of filter_ref_kind().
2107 if (filter
->kind
== FILTER_REFS_BRANCHES
)
2108 ret
= for_each_fullref_in("refs/heads/", ref_filter_handler
, &ref_cbdata
, broken
);
2109 else if (filter
->kind
== FILTER_REFS_REMOTES
)
2110 ret
= for_each_fullref_in("refs/remotes/", ref_filter_handler
, &ref_cbdata
, broken
);
2111 else if (filter
->kind
== FILTER_REFS_TAGS
)
2112 ret
= for_each_fullref_in("refs/tags/", ref_filter_handler
, &ref_cbdata
, broken
);
2113 else if (filter
->kind
& FILTER_REFS_ALL
)
2114 ret
= for_each_fullref_in_pattern(filter
, ref_filter_handler
, &ref_cbdata
, broken
);
2115 if (!ret
&& (filter
->kind
& FILTER_REFS_DETACHED_HEAD
))
2116 head_ref(ref_filter_handler
, &ref_cbdata
);
2119 clear_contains_cache(&ref_cbdata
.contains_cache
);
2120 clear_contains_cache(&ref_cbdata
.no_contains_cache
);
2122 /* Filters that need revision walking */
2123 if (filter
->merge_commit
)
2124 do_merge_filter(&ref_cbdata
);
2129 static int cmp_ref_sorting(struct ref_sorting
*s
, struct ref_array_item
*a
, struct ref_array_item
*b
)
2131 struct atom_value
*va
, *vb
;
2133 cmp_type cmp_type
= used_atom
[s
->atom
].type
;
2134 int (*cmp_fn
)(const char *, const char *);
2135 struct strbuf err
= STRBUF_INIT
;
2137 if (get_ref_atom_value(a
, s
->atom
, &va
, &err
))
2139 if (get_ref_atom_value(b
, s
->atom
, &vb
, &err
))
2141 strbuf_release(&err
);
2142 cmp_fn
= s
->ignore_case
? strcasecmp
: strcmp
;
2144 cmp
= versioncmp(va
->s
, vb
->s
);
2145 else if (cmp_type
== FIELD_STR
)
2146 cmp
= cmp_fn(va
->s
, vb
->s
);
2148 if (va
->value
< vb
->value
)
2150 else if (va
->value
== vb
->value
)
2151 cmp
= cmp_fn(a
->refname
, b
->refname
);
2156 return (s
->reverse
) ? -cmp
: cmp
;
2159 static int compare_refs(const void *a_
, const void *b_
, void *ref_sorting
)
2161 struct ref_array_item
*a
= *((struct ref_array_item
**)a_
);
2162 struct ref_array_item
*b
= *((struct ref_array_item
**)b_
);
2163 struct ref_sorting
*s
;
2165 for (s
= ref_sorting
; s
; s
= s
->next
) {
2166 int cmp
= cmp_ref_sorting(s
, a
, b
);
2173 void ref_array_sort(struct ref_sorting
*sorting
, struct ref_array
*array
)
2175 QSORT_S(array
->items
, array
->nr
, compare_refs
, sorting
);
2178 static void append_literal(const char *cp
, const char *ep
, struct ref_formatting_state
*state
)
2180 struct strbuf
*s
= &state
->stack
->output
;
2182 while (*cp
&& (!ep
|| cp
< ep
)) {
2187 int ch
= hex2chr(cp
+ 1);
2189 strbuf_addch(s
, ch
);
2195 strbuf_addch(s
, *cp
);
2200 int format_ref_array_item(struct ref_array_item
*info
,
2201 const struct ref_format
*format
,
2202 struct strbuf
*final_buf
,
2203 struct strbuf
*error_buf
)
2205 const char *cp
, *sp
, *ep
;
2206 struct ref_formatting_state state
= REF_FORMATTING_STATE_INIT
;
2208 state
.quote_style
= format
->quote_style
;
2209 push_stack_element(&state
.stack
);
2211 for (cp
= format
->format
; *cp
&& (sp
= find_next(cp
)); cp
= ep
+ 1) {
2212 struct atom_value
*atomv
;
2215 ep
= strchr(sp
, ')');
2217 append_literal(cp
, sp
, &state
);
2218 pos
= parse_ref_filter_atom(format
, sp
+ 2, ep
, error_buf
);
2219 if (pos
< 0 || get_ref_atom_value(info
, pos
, &atomv
, error_buf
) ||
2220 atomv
->handler(atomv
, &state
, error_buf
)) {
2221 pop_stack_element(&state
.stack
);
2226 sp
= cp
+ strlen(cp
);
2227 append_literal(cp
, sp
, &state
);
2229 if (format
->need_color_reset_at_eol
) {
2230 struct atom_value resetv
;
2231 resetv
.s
= GIT_COLOR_RESET
;
2232 if (append_atom(&resetv
, &state
, error_buf
)) {
2233 pop_stack_element(&state
.stack
);
2237 if (state
.stack
->prev
) {
2238 pop_stack_element(&state
.stack
);
2239 return strbuf_addf_ret(error_buf
, -1, _("format: %%(end) atom missing"));
2241 strbuf_addbuf(final_buf
, &state
.stack
->output
);
2242 pop_stack_element(&state
.stack
);
2246 void show_ref_array_item(struct ref_array_item
*info
,
2247 const struct ref_format
*format
)
2249 struct strbuf final_buf
= STRBUF_INIT
;
2250 struct strbuf error_buf
= STRBUF_INIT
;
2252 if (format_ref_array_item(info
, format
, &final_buf
, &error_buf
))
2253 die("%s", error_buf
.buf
);
2254 fwrite(final_buf
.buf
, 1, final_buf
.len
, stdout
);
2255 strbuf_release(&error_buf
);
2256 strbuf_release(&final_buf
);
2260 void pretty_print_ref(const char *name
, const struct object_id
*oid
,
2261 const struct ref_format
*format
)
2263 struct ref_array_item
*ref_item
;
2264 ref_item
= new_ref_array_item(name
, oid
);
2265 ref_item
->kind
= ref_kind_from_refname(name
);
2266 show_ref_array_item(ref_item
, format
);
2267 free_array_item(ref_item
);
2270 static int parse_sorting_atom(const char *atom
)
2273 * This parses an atom using a dummy ref_format, since we don't
2274 * actually care about the formatting details.
2276 struct ref_format dummy
= REF_FORMAT_INIT
;
2277 const char *end
= atom
+ strlen(atom
);
2278 struct strbuf err
= STRBUF_INIT
;
2279 int res
= parse_ref_filter_atom(&dummy
, atom
, end
, &err
);
2282 strbuf_release(&err
);
2286 /* If no sorting option is given, use refname to sort as default */
2287 struct ref_sorting
*ref_default_sorting(void)
2289 static const char cstr_name
[] = "refname";
2291 struct ref_sorting
*sorting
= xcalloc(1, sizeof(*sorting
));
2293 sorting
->next
= NULL
;
2294 sorting
->atom
= parse_sorting_atom(cstr_name
);
2298 void parse_ref_sorting(struct ref_sorting
**sorting_tail
, const char *arg
)
2300 struct ref_sorting
*s
;
2302 s
= xcalloc(1, sizeof(*s
));
2303 s
->next
= *sorting_tail
;
2310 if (skip_prefix(arg
, "version:", &arg
) ||
2311 skip_prefix(arg
, "v:", &arg
))
2313 s
->atom
= parse_sorting_atom(arg
);
2316 int parse_opt_ref_sorting(const struct option
*opt
, const char *arg
, int unset
)
2318 if (!arg
) /* should --no-sort void the list ? */
2320 parse_ref_sorting(opt
->value
, arg
);
2324 int parse_opt_merge_filter(const struct option
*opt
, const char *arg
, int unset
)
2326 struct ref_filter
*rf
= opt
->value
;
2327 struct object_id oid
;
2328 int no_merged
= starts_with(opt
->long_name
, "no");
2332 return opterror(opt
, "is incompatible with --merged", 0);
2334 return opterror(opt
, "is incompatible with --no-merged", 0);
2338 rf
->merge
= no_merged
2339 ? REF_FILTER_MERGED_OMIT
2340 : REF_FILTER_MERGED_INCLUDE
;
2342 if (get_oid(arg
, &oid
))
2343 die(_("malformed object name %s"), arg
);
2345 rf
->merge_commit
= lookup_commit_reference_gently(the_repository
,
2347 if (!rf
->merge_commit
)
2348 return opterror(opt
, "must point to a commit", 0);