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5e3f94df | 1 | #include "git-compat-util.h" |
32a8f510 | 2 | #include "environment.h" |
f394e093 | 3 | #include "gettext.h" |
f46094a5 | 4 | #include "config.h" |
d4a4f929 | 5 | #include "gpg-interface.h" |
41771fa4 | 6 | #include "hex.h" |
c95b7585 | 7 | #include "parse-options.h" |
f5d18f8c | 8 | #include "run-command.h" |
c95b7585 KN |
9 | #include "refs.h" |
10 | #include "wildmatch.h" | |
dabab1d6 | 11 | #include "object-name.h" |
a034e910 | 12 | #include "object-store-ll.h" |
6f2d7430 | 13 | #include "oid-array.h" |
109cd76d | 14 | #include "repository.h" |
c95b7585 KN |
15 | #include "commit.h" |
16 | #include "remote.h" | |
17 | #include "color.h" | |
18 | #include "tag.h" | |
19 | #include "quote.h" | |
20 | #include "ref-filter.h" | |
35257aa0 | 21 | #include "revision.h" |
ce592082 | 22 | #include "utf8.h" |
90c00408 | 23 | #include "version.h" |
3467663d | 24 | #include "versioncmp.h" |
b1d31c89 | 25 | #include "trailer.h" |
d4919bb2 | 26 | #include "wt-status.h" |
a91aca44 | 27 | #include "commit-slab.h" |
819807b3 | 28 | #include "commit-graph.h" |
64043556 | 29 | #include "commit-reach.h" |
2582083f NB |
30 | #include "worktree.h" |
31 | #include "hashmap.h" | |
dbbcd44f | 32 | #include "strvec.h" |
c95b7585 | 33 | |
6eac70fa KN |
34 | static struct ref_msg { |
35 | const char *gone; | |
36 | const char *ahead; | |
37 | const char *behind; | |
38 | const char *ahead_behind; | |
39 | } msgs = { | |
40 | /* Untranslated plumbing messages: */ | |
41 | "gone", | |
42 | "ahead %d", | |
43 | "behind %d", | |
44 | "ahead %d, behind %d" | |
45 | }; | |
46 | ||
47 | void setup_ref_filter_porcelain_msg(void) | |
48 | { | |
49 | msgs.gone = _("gone"); | |
50 | msgs.ahead = _("ahead %d"); | |
51 | msgs.behind = _("behind %d"); | |
52 | msgs.ahead_behind = _("ahead %d, behind %d"); | |
53 | } | |
c95b7585 KN |
54 | |
55 | typedef enum { FIELD_STR, FIELD_ULONG, FIELD_TIME } cmp_type; | |
4f3e3b37 | 56 | typedef enum { COMPARE_EQUAL, COMPARE_UNEQUAL, COMPARE_NONE } cmp_status; |
a8e7e385 | 57 | typedef enum { SOURCE_NONE = 0, SOURCE_OBJ, SOURCE_OTHER } info_source; |
c95b7585 | 58 | |
5bd881d9 KN |
59 | struct align { |
60 | align_type position; | |
61 | unsigned int width; | |
62 | }; | |
63 | ||
c58492d4 | 64 | struct if_then_else { |
4f3e3b37 KN |
65 | cmp_status cmp_status; |
66 | const char *str; | |
c58492d4 KN |
67 | unsigned int then_atom_seen : 1, |
68 | else_atom_seen : 1, | |
69 | condition_satisfied : 1; | |
70 | }; | |
71 | ||
b180e6fe | 72 | struct refname_atom { |
1a34728e KN |
73 | enum { R_NORMAL, R_SHORT, R_LSTRIP, R_RSTRIP } option; |
74 | int lstrip, rstrip; | |
b180e6fe KN |
75 | }; |
76 | ||
ee82a487 HV |
77 | static struct ref_trailer_buf { |
78 | struct string_list filter_list; | |
79 | struct strbuf sepbuf; | |
80 | struct strbuf kvsepbuf; | |
81 | } ref_trailer_buf = {STRING_LIST_INIT_NODUP, STRBUF_INIT, STRBUF_INIT}; | |
82 | ||
aa46a0da OT |
83 | static struct expand_data { |
84 | struct object_id oid; | |
85 | enum object_type type; | |
86 | unsigned long size; | |
87 | off_t disk_size; | |
88 | struct object_id delta_base_oid; | |
89 | void *content; | |
90 | ||
91 | struct object_info info; | |
92 | } oi, oi_deref; | |
93 | ||
2582083f | 94 | struct ref_to_worktree_entry { |
e2b5038d | 95 | struct hashmap_entry ent; |
2582083f NB |
96 | struct worktree *wt; /* key is wt->head_ref */ |
97 | }; | |
98 | ||
5cf88fd8 | 99 | static int ref_to_worktree_map_cmpfnc(const void *lookupdata UNUSED, |
939af16e EW |
100 | const struct hashmap_entry *eptr, |
101 | const struct hashmap_entry *kptr, | |
2582083f NB |
102 | const void *keydata_aka_refname) |
103 | { | |
939af16e EW |
104 | const struct ref_to_worktree_entry *e, *k; |
105 | ||
106 | e = container_of(eptr, const struct ref_to_worktree_entry, ent); | |
107 | k = container_of(kptr, const struct ref_to_worktree_entry, ent); | |
108 | ||
2582083f NB |
109 | return strcmp(e->wt->head_ref, |
110 | keydata_aka_refname ? keydata_aka_refname : k->wt->head_ref); | |
111 | } | |
112 | ||
113 | static struct ref_to_worktree_map { | |
114 | struct hashmap map; | |
115 | struct worktree **worktrees; | |
116 | } ref_to_worktree_map; | |
117 | ||
1197f1a4 ZH |
118 | /* |
119 | * The enum atom_type is used as the index of valid_atom array. | |
120 | * In the atom parsing stage, it will be passed to used_atom.atom_type | |
121 | * as the identifier of the atom type. We can check the type of used_atom | |
122 | * entry by `if (used_atom[i].atom_type == ATOM_*)`. | |
123 | */ | |
124 | enum atom_type { | |
125 | ATOM_REFNAME, | |
126 | ATOM_OBJECTTYPE, | |
127 | ATOM_OBJECTSIZE, | |
128 | ATOM_OBJECTNAME, | |
129 | ATOM_DELTABASE, | |
130 | ATOM_TREE, | |
131 | ATOM_PARENT, | |
132 | ATOM_NUMPARENT, | |
133 | ATOM_OBJECT, | |
134 | ATOM_TYPE, | |
135 | ATOM_TAG, | |
136 | ATOM_AUTHOR, | |
137 | ATOM_AUTHORNAME, | |
138 | ATOM_AUTHOREMAIL, | |
139 | ATOM_AUTHORDATE, | |
140 | ATOM_COMMITTER, | |
141 | ATOM_COMMITTERNAME, | |
142 | ATOM_COMMITTEREMAIL, | |
143 | ATOM_COMMITTERDATE, | |
144 | ATOM_TAGGER, | |
145 | ATOM_TAGGERNAME, | |
146 | ATOM_TAGGEREMAIL, | |
147 | ATOM_TAGGERDATE, | |
148 | ATOM_CREATOR, | |
149 | ATOM_CREATORDATE, | |
f5d18f8c | 150 | ATOM_DESCRIBE, |
1197f1a4 ZH |
151 | ATOM_SUBJECT, |
152 | ATOM_BODY, | |
153 | ATOM_TRAILERS, | |
154 | ATOM_CONTENTS, | |
26c9c03f | 155 | ATOM_SIGNATURE, |
bd0708c7 | 156 | ATOM_RAW, |
1197f1a4 ZH |
157 | ATOM_UPSTREAM, |
158 | ATOM_PUSH, | |
159 | ATOM_SYMREF, | |
160 | ATOM_FLAG, | |
161 | ATOM_HEAD, | |
162 | ATOM_COLOR, | |
163 | ATOM_WORKTREEPATH, | |
164 | ATOM_ALIGN, | |
165 | ATOM_END, | |
166 | ATOM_IF, | |
167 | ATOM_THEN, | |
168 | ATOM_ELSE, | |
b9dee075 | 169 | ATOM_REST, |
49abcd21 | 170 | ATOM_AHEADBEHIND, |
1197f1a4 ZH |
171 | }; |
172 | ||
50cd83dc KN |
173 | /* |
174 | * An atom is a valid field atom listed below, possibly prefixed with | |
175 | * a "*" to denote deref_tag(). | |
176 | * | |
177 | * We parse given format string and sort specifiers, and make a list | |
178 | * of properties that we need to extract out of objects. ref_array_item | |
179 | * structure will hold an array of values extracted that can be | |
180 | * indexed with the "atom number", which is an index into this | |
181 | * array. | |
182 | */ | |
b072add7 | 183 | static struct used_atom { |
1197f1a4 | 184 | enum atom_type atom_type; |
b072add7 KN |
185 | const char *name; |
186 | cmp_type type; | |
a8e7e385 | 187 | info_source source; |
fd935cc7 KN |
188 | union { |
189 | char color[COLOR_MAXLEN]; | |
5bd881d9 | 190 | struct align align; |
7743fcca | 191 | struct { |
cc72385f | 192 | enum { |
9700fae5 | 193 | RR_REF, RR_TRACK, RR_TRACKSHORT, RR_REMOTE_NAME, RR_REMOTE_REF |
cc72385f | 194 | } option; |
3ba308cb | 195 | struct refname_atom refname; |
cc72385f | 196 | unsigned int nobracket : 1, push : 1, push_remote : 1; |
7743fcca | 197 | } remote_ref; |
452db397 | 198 | struct { |
905f0a4e HV |
199 | enum { C_BARE, C_BODY, C_BODY_DEP, C_LENGTH, C_LINES, |
200 | C_SIG, C_SUB, C_SUB_SANITIZE, C_TRAILERS } option; | |
67a20a00 | 201 | struct process_trailer_options trailer_opts; |
452db397 KN |
202 | unsigned int nlines; |
203 | } contents; | |
bd0708c7 ZH |
204 | struct { |
205 | enum { RAW_BARE, RAW_LENGTH } option; | |
206 | } raw_data; | |
4f3e3b37 KN |
207 | struct { |
208 | cmp_status cmp_status; | |
209 | const char *str; | |
210 | } if_then_else; | |
42d0eb05 KN |
211 | struct { |
212 | enum { O_FULL, O_LENGTH, O_SHORT } option; | |
213 | unsigned int length; | |
87d3beb6 | 214 | } oid; |
0caf20f2 ZH |
215 | struct { |
216 | enum { O_SIZE, O_SIZE_DISK } option; | |
217 | } objectsize; | |
b82445dc HV |
218 | struct email_option { |
219 | enum { EO_RAW, EO_TRIM, EO_LOCALPART } option; | |
220 | } email_option; | |
26c9c03f KS |
221 | struct { |
222 | enum { S_BARE, S_GRADE, S_SIGNER, S_KEY, | |
223 | S_FINGERPRINT, S_PRI_KEY_FP, S_TRUST_LEVEL } option; | |
224 | } signature; | |
f5d18f8c | 225 | const char **describe_args; |
b180e6fe | 226 | struct refname_atom refname; |
613a0e52 | 227 | char *head; |
fd935cc7 | 228 | } u; |
b072add7 | 229 | } *used_atom; |
50cd83dc | 230 | static int used_atom_cnt, need_tagged, need_symref; |
50cd83dc | 231 | |
e2e7a245 OT |
232 | /* |
233 | * Expand string, append it to strbuf *sb, then return error code ret. | |
234 | * Allow to save few lines of code. | |
235 | */ | |
48ca53ca | 236 | __attribute__((format (printf, 3, 4))) |
e2e7a245 OT |
237 | static int strbuf_addf_ret(struct strbuf *sb, int ret, const char *fmt, ...) |
238 | { | |
239 | va_list ap; | |
240 | va_start(ap, fmt); | |
241 | strbuf_vaddf(sb, fmt, ap); | |
242 | va_end(ap); | |
243 | return ret; | |
244 | } | |
245 | ||
a33d0fae JK |
246 | static int err_no_arg(struct strbuf *sb, const char *name) |
247 | { | |
1955ef10 JK |
248 | size_t namelen = strchrnul(name, ':') - name; |
249 | strbuf_addf(sb, _("%%(%.*s) does not take arguments"), | |
250 | (int)namelen, name); | |
a33d0fae JK |
251 | return -1; |
252 | } | |
253 | ||
dda4fc1a JK |
254 | static int err_bad_arg(struct strbuf *sb, const char *name, const char *arg) |
255 | { | |
1955ef10 JK |
256 | size_t namelen = strchrnul(name, ':') - name; |
257 | strbuf_addf(sb, _("unrecognized %%(%.*s) argument: %s"), | |
258 | (int)namelen, name, arg); | |
dda4fc1a JK |
259 | return -1; |
260 | } | |
261 | ||
f46094a5 KS |
262 | /* |
263 | * Parse option of name "candidate" in the option string "to_parse" of | |
264 | * the form | |
265 | * | |
266 | * "candidate1[=val1],candidate2[=val2],candidate3[=val3],..." | |
267 | * | |
268 | * The remaining part of "to_parse" is stored in "end" (if we are | |
269 | * parsing the last candidate, then this is NULL) and the value of | |
270 | * the candidate is stored in "valuestart" and its length in "valuelen", | |
271 | * that is the portion after "=". Since it is possible for a "candidate" | |
272 | * to not have a value, in such cases, "valuestart" is set to point to | |
273 | * NULL and "valuelen" to 0. | |
274 | * | |
275 | * The function returns 1 on success. It returns 0 if we don't find | |
276 | * "candidate" in "to_parse" or we find "candidate" but it is followed | |
277 | * by more chars (for example, "candidatefoo"), that is, we don't find | |
278 | * an exact match. | |
279 | * | |
280 | * This function only does the above for one "candidate" at a time. So | |
281 | * it has to be called each time trying to parse a "candidate" in the | |
282 | * option string "to_parse". | |
283 | */ | |
284 | static int match_atom_arg_value(const char *to_parse, const char *candidate, | |
285 | const char **end, const char **valuestart, | |
286 | size_t *valuelen) | |
287 | { | |
288 | const char *atom; | |
289 | ||
290 | if (!skip_prefix(to_parse, candidate, &atom)) | |
291 | return 0; /* definitely not "candidate" */ | |
292 | ||
293 | if (*atom == '=') { | |
294 | /* we just saw "candidate=" */ | |
295 | *valuestart = atom + 1; | |
296 | atom = strchrnul(*valuestart, ','); | |
297 | *valuelen = atom - *valuestart; | |
298 | } else if (*atom != ',' && *atom != '\0') { | |
299 | /* key begins with "candidate" but has more chars */ | |
300 | return 0; | |
301 | } else { | |
302 | /* just "candidate" without "=val" */ | |
303 | *valuestart = NULL; | |
304 | *valuelen = 0; | |
305 | } | |
306 | ||
307 | /* atom points at either the ',' or NUL after this key[=val] */ | |
308 | if (*atom == ',') | |
309 | atom++; | |
310 | else if (*atom) | |
311 | BUG("Why is *atom not NULL yet?"); | |
312 | ||
313 | *end = atom; | |
314 | return 1; | |
315 | } | |
316 | ||
317 | /* | |
318 | * Parse boolean option of name "candidate" in the option list "to_parse" | |
319 | * of the form | |
320 | * | |
321 | * "candidate1[=bool1],candidate2[=bool2],candidate3[=bool3],..." | |
322 | * | |
323 | * The remaining part of "to_parse" is stored in "end" (if we are parsing | |
324 | * the last candidate, then this is NULL) and the value (if given) is | |
325 | * parsed and stored in "val", so "val" always points to either 0 or 1. | |
326 | * If the value is not given, then "val" is set to point to 1. | |
327 | * | |
328 | * The boolean value is parsed using "git_parse_maybe_bool()", so the | |
329 | * accepted values are | |
330 | * | |
331 | * to set true - "1", "yes", "true" | |
332 | * to set false - "0", "no", "false" | |
333 | * | |
334 | * This function returns 1 on success. It returns 0 when we don't find | |
335 | * an exact match for "candidate" or when the boolean value given is | |
336 | * not valid. | |
337 | */ | |
338 | static int match_atom_bool_arg(const char *to_parse, const char *candidate, | |
339 | const char **end, int *val) | |
340 | { | |
341 | const char *argval; | |
342 | char *strval; | |
343 | size_t arglen; | |
344 | int v; | |
345 | ||
346 | if (!match_atom_arg_value(to_parse, candidate, end, &argval, &arglen)) | |
347 | return 0; | |
348 | ||
349 | if (!argval) { | |
350 | *val = 1; | |
351 | return 1; | |
352 | } | |
353 | ||
354 | strval = xstrndup(argval, arglen); | |
355 | v = git_parse_maybe_bool(strval); | |
356 | free(strval); | |
357 | ||
358 | if (v == -1) | |
359 | return 0; | |
360 | ||
361 | *val = v; | |
362 | ||
363 | return 1; | |
364 | } | |
365 | ||
e85fcb35 | 366 | static int color_atom_parser(struct ref_format *format, struct used_atom *atom, |
74efea94 | 367 | const char *color_value, struct strbuf *err) |
fd935cc7 KN |
368 | { |
369 | if (!color_value) | |
74efea94 | 370 | return strbuf_addf_ret(err, -1, _("expected format: %%(color:<color>)")); |
fd935cc7 | 371 | if (color_parse(color_value, atom->u.color) < 0) |
74efea94 OT |
372 | return strbuf_addf_ret(err, -1, _("unrecognized color: %%(color:%s)"), |
373 | color_value); | |
11b087ad JK |
374 | /* |
375 | * We check this after we've parsed the color, which lets us complain | |
376 | * about syntactically bogus color names even if they won't be used. | |
377 | */ | |
378 | if (!want_color(format->use_color)) | |
379 | color_parse("", atom->u.color); | |
74efea94 | 380 | return 0; |
fd935cc7 KN |
381 | } |
382 | ||
74efea94 OT |
383 | static int refname_atom_parser_internal(struct refname_atom *atom, const char *arg, |
384 | const char *name, struct strbuf *err) | |
5339bdad KN |
385 | { |
386 | if (!arg) | |
b180e6fe | 387 | atom->option = R_NORMAL; |
5339bdad | 388 | else if (!strcmp(arg, "short")) |
b180e6fe | 389 | atom->option = R_SHORT; |
44a6b6ce JH |
390 | else if (skip_prefix(arg, "lstrip=", &arg) || |
391 | skip_prefix(arg, "strip=", &arg)) { | |
17938f17 | 392 | atom->option = R_LSTRIP; |
1a0ca5e3 | 393 | if (strtol_i(arg, 10, &atom->lstrip)) |
74efea94 | 394 | return strbuf_addf_ret(err, -1, _("Integer value expected refname:lstrip=%s"), arg); |
1a34728e KN |
395 | } else if (skip_prefix(arg, "rstrip=", &arg)) { |
396 | atom->option = R_RSTRIP; | |
397 | if (strtol_i(arg, 10, &atom->rstrip)) | |
74efea94 | 398 | return strbuf_addf_ret(err, -1, _("Integer value expected refname:rstrip=%s"), arg); |
b180e6fe | 399 | } else |
1955ef10 | 400 | return err_bad_arg(err, name, arg); |
74efea94 | 401 | return 0; |
b180e6fe KN |
402 | } |
403 | ||
5fe9e1ce JK |
404 | static int remote_ref_atom_parser(struct ref_format *format UNUSED, |
405 | struct used_atom *atom, | |
74efea94 | 406 | const char *arg, struct strbuf *err) |
5339bdad | 407 | { |
7743fcca KN |
408 | struct string_list params = STRING_LIST_INIT_DUP; |
409 | int i; | |
410 | ||
cc72385f JS |
411 | if (!strcmp(atom->name, "push") || starts_with(atom->name, "push:")) |
412 | atom->u.remote_ref.push = 1; | |
413 | ||
7743fcca | 414 | if (!arg) { |
3ba308cb | 415 | atom->u.remote_ref.option = RR_REF; |
74efea94 OT |
416 | return refname_atom_parser_internal(&atom->u.remote_ref.refname, |
417 | arg, atom->name, err); | |
7743fcca KN |
418 | } |
419 | ||
420 | atom->u.remote_ref.nobracket = 0; | |
421 | string_list_split(¶ms, arg, ',', -1); | |
422 | ||
423 | for (i = 0; i < params.nr; i++) { | |
424 | const char *s = params.items[i].string; | |
425 | ||
3ba308cb | 426 | if (!strcmp(s, "track")) |
7743fcca KN |
427 | atom->u.remote_ref.option = RR_TRACK; |
428 | else if (!strcmp(s, "trackshort")) | |
429 | atom->u.remote_ref.option = RR_TRACKSHORT; | |
430 | else if (!strcmp(s, "nobracket")) | |
431 | atom->u.remote_ref.nobracket = 1; | |
cc72385f JS |
432 | else if (!strcmp(s, "remotename")) { |
433 | atom->u.remote_ref.option = RR_REMOTE_NAME; | |
434 | atom->u.remote_ref.push_remote = 1; | |
9700fae5 W |
435 | } else if (!strcmp(s, "remoteref")) { |
436 | atom->u.remote_ref.option = RR_REMOTE_REF; | |
437 | atom->u.remote_ref.push_remote = 1; | |
cc72385f | 438 | } else { |
3ba308cb | 439 | atom->u.remote_ref.option = RR_REF; |
74efea94 OT |
440 | if (refname_atom_parser_internal(&atom->u.remote_ref.refname, |
441 | arg, atom->name, err)) { | |
442 | string_list_clear(¶ms, 0); | |
443 | return -1; | |
444 | } | |
3ba308cb | 445 | } |
7743fcca KN |
446 | } |
447 | ||
448 | string_list_clear(¶ms, 0); | |
74efea94 | 449 | return 0; |
5339bdad KN |
450 | } |
451 | ||
5fe9e1ce JK |
452 | static int objecttype_atom_parser(struct ref_format *format UNUSED, |
453 | struct used_atom *atom, | |
aa46a0da OT |
454 | const char *arg, struct strbuf *err) |
455 | { | |
456 | if (arg) | |
a33d0fae | 457 | return err_no_arg(err, "objecttype"); |
aa46a0da OT |
458 | if (*atom->name == '*') |
459 | oi_deref.info.typep = &oi_deref.type; | |
460 | else | |
461 | oi.info.typep = &oi.type; | |
462 | return 0; | |
463 | } | |
464 | ||
5fe9e1ce JK |
465 | static int objectsize_atom_parser(struct ref_format *format UNUSED, |
466 | struct used_atom *atom, | |
aa46a0da OT |
467 | const char *arg, struct strbuf *err) |
468 | { | |
1867ce6c | 469 | if (!arg) { |
0caf20f2 | 470 | atom->u.objectsize.option = O_SIZE; |
1867ce6c OT |
471 | if (*atom->name == '*') |
472 | oi_deref.info.sizep = &oi_deref.size; | |
473 | else | |
474 | oi.info.sizep = &oi.size; | |
475 | } else if (!strcmp(arg, "disk")) { | |
0caf20f2 | 476 | atom->u.objectsize.option = O_SIZE_DISK; |
1867ce6c OT |
477 | if (*atom->name == '*') |
478 | oi_deref.info.disk_sizep = &oi_deref.disk_size; | |
479 | else | |
480 | oi.info.disk_sizep = &oi.disk_size; | |
481 | } else | |
dda4fc1a | 482 | return err_bad_arg(err, "objectsize", arg); |
aa46a0da OT |
483 | return 0; |
484 | } | |
485 | ||
5fe9e1ce JK |
486 | static int deltabase_atom_parser(struct ref_format *format UNUSED, |
487 | struct used_atom *atom, | |
33311fa1 | 488 | const char *arg, struct strbuf *err) |
aa46a0da OT |
489 | { |
490 | if (arg) | |
a33d0fae | 491 | return err_no_arg(err, "deltabase"); |
aa46a0da | 492 | if (*atom->name == '*') |
b99b6bcc | 493 | oi_deref.info.delta_base_oid = &oi_deref.delta_base_oid; |
aa46a0da | 494 | else |
b99b6bcc | 495 | oi.info.delta_base_oid = &oi.delta_base_oid; |
aa46a0da OT |
496 | return 0; |
497 | } | |
498 | ||
5fe9e1ce JK |
499 | static int body_atom_parser(struct ref_format *format UNUSED, |
500 | struct used_atom *atom, | |
74efea94 | 501 | const char *arg, struct strbuf *err) |
452db397 KN |
502 | { |
503 | if (arg) | |
a33d0fae | 504 | return err_no_arg(err, "body"); |
452db397 | 505 | atom->u.contents.option = C_BODY_DEP; |
74efea94 | 506 | return 0; |
452db397 KN |
507 | } |
508 | ||
5fe9e1ce JK |
509 | static int subject_atom_parser(struct ref_format *format UNUSED, |
510 | struct used_atom *atom, | |
74efea94 | 511 | const char *arg, struct strbuf *err) |
452db397 | 512 | { |
905f0a4e HV |
513 | if (!arg) |
514 | atom->u.contents.option = C_SUB; | |
515 | else if (!strcmp(arg, "sanitize")) | |
516 | atom->u.contents.option = C_SUB_SANITIZE; | |
517 | else | |
dda4fc1a | 518 | return err_bad_arg(err, "subject", arg); |
74efea94 | 519 | return 0; |
452db397 KN |
520 | } |
521 | ||
26c9c03f KS |
522 | static int parse_signature_option(const char *arg) |
523 | { | |
524 | if (!arg) | |
525 | return S_BARE; | |
526 | else if (!strcmp(arg, "signer")) | |
527 | return S_SIGNER; | |
528 | else if (!strcmp(arg, "grade")) | |
529 | return S_GRADE; | |
530 | else if (!strcmp(arg, "key")) | |
531 | return S_KEY; | |
532 | else if (!strcmp(arg, "fingerprint")) | |
533 | return S_FINGERPRINT; | |
534 | else if (!strcmp(arg, "primarykeyfingerprint")) | |
535 | return S_PRI_KEY_FP; | |
536 | else if (!strcmp(arg, "trustlevel")) | |
537 | return S_TRUST_LEVEL; | |
538 | return -1; | |
539 | } | |
540 | ||
541 | static int signature_atom_parser(struct ref_format *format UNUSED, | |
542 | struct used_atom *atom, | |
543 | const char *arg, struct strbuf *err) | |
544 | { | |
545 | int opt = parse_signature_option(arg); | |
546 | if (opt < 0) | |
547 | return err_bad_arg(err, "signature", arg); | |
548 | atom->u.signature.option = opt; | |
549 | return 0; | |
550 | } | |
551 | ||
29c9f2c3 JK |
552 | static int trailers_atom_parser(struct ref_format *format UNUSED, |
553 | struct used_atom *atom, | |
74efea94 | 554 | const char *arg, struct strbuf *err) |
b1d31c89 | 555 | { |
e5fba5d5 JK |
556 | atom->u.contents.trailer_opts.no_divider = 1; |
557 | ||
67a20a00 | 558 | if (arg) { |
ee82a487 HV |
559 | const char *argbuf = xstrfmt("%s)", arg); |
560 | char *invalid_arg = NULL; | |
561 | ||
562 | if (format_set_trailers_options(&atom->u.contents.trailer_opts, | |
563 | &ref_trailer_buf.filter_list, | |
564 | &ref_trailer_buf.sepbuf, | |
565 | &ref_trailer_buf.kvsepbuf, | |
566 | &argbuf, &invalid_arg)) { | |
567 | if (!invalid_arg) | |
568 | strbuf_addf(err, _("expected %%(trailers:key=<value>)")); | |
569 | else | |
570 | strbuf_addf(err, _("unknown %%(trailers) argument: %s"), invalid_arg); | |
571 | free((char *)invalid_arg); | |
572 | return -1; | |
67a20a00 TB |
573 | } |
574 | } | |
b1d31c89 | 575 | atom->u.contents.option = C_TRAILERS; |
74efea94 | 576 | return 0; |
b1d31c89 JK |
577 | } |
578 | ||
e85fcb35 | 579 | static int contents_atom_parser(struct ref_format *format, struct used_atom *atom, |
74efea94 | 580 | const char *arg, struct strbuf *err) |
452db397 KN |
581 | { |
582 | if (!arg) | |
583 | atom->u.contents.option = C_BARE; | |
584 | else if (!strcmp(arg, "body")) | |
585 | atom->u.contents.option = C_BODY; | |
6d79cd84 KS |
586 | else if (!strcmp(arg, "size")) { |
587 | atom->type = FIELD_ULONG; | |
b6839fda | 588 | atom->u.contents.option = C_LENGTH; |
6d79cd84 | 589 | } else if (!strcmp(arg, "signature")) |
452db397 KN |
590 | atom->u.contents.option = C_SIG; |
591 | else if (!strcmp(arg, "subject")) | |
592 | atom->u.contents.option = C_SUB; | |
2c22e102 HV |
593 | else if (!strcmp(arg, "trailers")) { |
594 | if (trailers_atom_parser(format, atom, NULL, err)) | |
595 | return -1; | |
596 | } else if (skip_prefix(arg, "trailers:", &arg)) { | |
597 | if (trailers_atom_parser(format, atom, arg, err)) | |
74efea94 | 598 | return -1; |
7a5edbdb | 599 | } else if (skip_prefix(arg, "lines=", &arg)) { |
452db397 KN |
600 | atom->u.contents.option = C_LINES; |
601 | if (strtoul_ui(arg, 10, &atom->u.contents.nlines)) | |
74efea94 | 602 | return strbuf_addf_ret(err, -1, _("positive value expected contents:lines=%s"), arg); |
452db397 | 603 | } else |
dda4fc1a | 604 | return err_bad_arg(err, "contents", arg); |
74efea94 | 605 | return 0; |
452db397 KN |
606 | } |
607 | ||
f5d18f8c KS |
608 | static int describe_atom_option_parser(struct strvec *args, const char **arg, |
609 | struct strbuf *err) | |
610 | { | |
611 | const char *argval; | |
612 | size_t arglen = 0; | |
613 | int optval = 0; | |
614 | ||
615 | if (match_atom_bool_arg(*arg, "tags", arg, &optval)) { | |
616 | if (!optval) | |
617 | strvec_push(args, "--no-tags"); | |
618 | else | |
619 | strvec_push(args, "--tags"); | |
620 | return 1; | |
621 | } | |
622 | ||
623 | if (match_atom_arg_value(*arg, "abbrev", arg, &argval, &arglen)) { | |
624 | char *endptr; | |
625 | ||
626 | if (!arglen) | |
627 | return strbuf_addf_ret(err, -1, | |
628 | _("argument expected for %s"), | |
629 | "describe:abbrev"); | |
630 | if (strtol(argval, &endptr, 10) < 0) | |
631 | return strbuf_addf_ret(err, -1, | |
632 | _("positive value expected %s=%s"), | |
633 | "describe:abbrev", argval); | |
634 | if (endptr - argval != arglen) | |
635 | return strbuf_addf_ret(err, -1, | |
636 | _("cannot fully parse %s=%s"), | |
637 | "describe:abbrev", argval); | |
638 | ||
639 | strvec_pushf(args, "--abbrev=%.*s", (int)arglen, argval); | |
640 | return 1; | |
641 | } | |
642 | ||
643 | if (match_atom_arg_value(*arg, "match", arg, &argval, &arglen)) { | |
644 | if (!arglen) | |
645 | return strbuf_addf_ret(err, -1, | |
646 | _("value expected %s="), | |
647 | "describe:match"); | |
648 | ||
649 | strvec_pushf(args, "--match=%.*s", (int)arglen, argval); | |
650 | return 1; | |
651 | } | |
652 | ||
653 | if (match_atom_arg_value(*arg, "exclude", arg, &argval, &arglen)) { | |
654 | if (!arglen) | |
655 | return strbuf_addf_ret(err, -1, | |
656 | _("value expected %s="), | |
657 | "describe:exclude"); | |
658 | ||
659 | strvec_pushf(args, "--exclude=%.*s", (int)arglen, argval); | |
660 | return 1; | |
661 | } | |
662 | ||
663 | return 0; | |
664 | } | |
665 | ||
666 | static int describe_atom_parser(struct ref_format *format UNUSED, | |
667 | struct used_atom *atom, | |
668 | const char *arg, struct strbuf *err) | |
669 | { | |
670 | struct strvec args = STRVEC_INIT; | |
671 | ||
672 | for (;;) { | |
673 | int found = 0; | |
674 | const char *bad_arg = arg; | |
675 | ||
676 | if (!arg || !*arg) | |
677 | break; | |
678 | ||
679 | found = describe_atom_option_parser(&args, &arg, err); | |
680 | if (found < 0) | |
681 | return found; | |
682 | if (!found) | |
683 | return err_bad_arg(err, "describe", bad_arg); | |
684 | } | |
685 | atom->u.describe_args = strvec_detach(&args); | |
686 | return 0; | |
687 | } | |
688 | ||
5fe9e1ce JK |
689 | static int raw_atom_parser(struct ref_format *format UNUSED, |
690 | struct used_atom *atom, | |
691 | const char *arg, struct strbuf *err) | |
bd0708c7 ZH |
692 | { |
693 | if (!arg) | |
694 | atom->u.raw_data.option = RAW_BARE; | |
6d79cd84 KS |
695 | else if (!strcmp(arg, "size")) { |
696 | atom->type = FIELD_ULONG; | |
bd0708c7 | 697 | atom->u.raw_data.option = RAW_LENGTH; |
6d79cd84 | 698 | } else |
dda4fc1a | 699 | return err_bad_arg(err, "raw", arg); |
bd0708c7 ZH |
700 | return 0; |
701 | } | |
702 | ||
5fe9e1ce JK |
703 | static int oid_atom_parser(struct ref_format *format UNUSED, |
704 | struct used_atom *atom, | |
87d3beb6 | 705 | const char *arg, struct strbuf *err) |
fe63c4d1 KN |
706 | { |
707 | if (!arg) | |
87d3beb6 | 708 | atom->u.oid.option = O_FULL; |
fe63c4d1 | 709 | else if (!strcmp(arg, "short")) |
87d3beb6 | 710 | atom->u.oid.option = O_SHORT; |
42d0eb05 | 711 | else if (skip_prefix(arg, "short=", &arg)) { |
87d3beb6 HV |
712 | atom->u.oid.option = O_LENGTH; |
713 | if (strtoul_ui(arg, 10, &atom->u.oid.length) || | |
714 | atom->u.oid.length == 0) | |
e7601eb5 | 715 | return strbuf_addf_ret(err, -1, _("positive value expected '%s' in %%(%s)"), arg, atom->name); |
87d3beb6 HV |
716 | if (atom->u.oid.length < MINIMUM_ABBREV) |
717 | atom->u.oid.length = MINIMUM_ABBREV; | |
42d0eb05 | 718 | } else |
1955ef10 | 719 | return err_bad_arg(err, atom->name, arg); |
74efea94 | 720 | return 0; |
fe63c4d1 KN |
721 | } |
722 | ||
5fe9e1ce JK |
723 | static int person_email_atom_parser(struct ref_format *format UNUSED, |
724 | struct used_atom *atom, | |
b82445dc HV |
725 | const char *arg, struct strbuf *err) |
726 | { | |
727 | if (!arg) | |
728 | atom->u.email_option.option = EO_RAW; | |
729 | else if (!strcmp(arg, "trim")) | |
730 | atom->u.email_option.option = EO_TRIM; | |
731 | else if (!strcmp(arg, "localpart")) | |
732 | atom->u.email_option.option = EO_LOCALPART; | |
733 | else | |
285da432 | 734 | return err_bad_arg(err, atom->name, arg); |
74efea94 | 735 | return 0; |
fe63c4d1 KN |
736 | } |
737 | ||
5fe9e1ce JK |
738 | static int refname_atom_parser(struct ref_format *format UNUSED, |
739 | struct used_atom *atom, | |
74efea94 | 740 | const char *arg, struct strbuf *err) |
a7984101 | 741 | { |
74efea94 | 742 | return refname_atom_parser_internal(&atom->u.refname, arg, atom->name, err); |
a7984101 KN |
743 | } |
744 | ||
25a8d79e KN |
745 | static align_type parse_align_position(const char *s) |
746 | { | |
747 | if (!strcmp(s, "right")) | |
748 | return ALIGN_RIGHT; | |
749 | else if (!strcmp(s, "middle")) | |
750 | return ALIGN_MIDDLE; | |
751 | else if (!strcmp(s, "left")) | |
752 | return ALIGN_LEFT; | |
753 | return -1; | |
754 | } | |
755 | ||
5fe9e1ce JK |
756 | static int align_atom_parser(struct ref_format *format UNUSED, |
757 | struct used_atom *atom, | |
74efea94 | 758 | const char *arg, struct strbuf *err) |
5bd881d9 KN |
759 | { |
760 | struct align *align = &atom->u.align; | |
761 | struct string_list params = STRING_LIST_INIT_DUP; | |
762 | int i; | |
763 | unsigned int width = ~0U; | |
764 | ||
765 | if (!arg) | |
74efea94 | 766 | return strbuf_addf_ret(err, -1, _("expected format: %%(align:<width>,<position>)")); |
5bd881d9 KN |
767 | |
768 | align->position = ALIGN_LEFT; | |
769 | ||
770 | string_list_split(¶ms, arg, ',', -1); | |
771 | for (i = 0; i < params.nr; i++) { | |
772 | const char *s = params.items[i].string; | |
773 | int position; | |
774 | ||
395fb8f9 KN |
775 | if (skip_prefix(s, "position=", &s)) { |
776 | position = parse_align_position(s); | |
74efea94 OT |
777 | if (position < 0) { |
778 | strbuf_addf(err, _("unrecognized position:%s"), s); | |
779 | string_list_clear(¶ms, 0); | |
780 | return -1; | |
781 | } | |
395fb8f9 KN |
782 | align->position = position; |
783 | } else if (skip_prefix(s, "width=", &s)) { | |
74efea94 OT |
784 | if (strtoul_ui(s, 10, &width)) { |
785 | strbuf_addf(err, _("unrecognized width:%s"), s); | |
786 | string_list_clear(¶ms, 0); | |
787 | return -1; | |
788 | } | |
395fb8f9 | 789 | } else if (!strtoul_ui(s, 10, &width)) |
5bd881d9 KN |
790 | ; |
791 | else if ((position = parse_align_position(s)) >= 0) | |
792 | align->position = position; | |
74efea94 | 793 | else { |
68e2ea0b | 794 | strbuf_addf(err, _("unrecognized %%(%s) argument: %s"), "align", s); |
74efea94 OT |
795 | string_list_clear(¶ms, 0); |
796 | return -1; | |
797 | } | |
5bd881d9 KN |
798 | } |
799 | ||
74efea94 OT |
800 | if (width == ~0U) { |
801 | string_list_clear(¶ms, 0); | |
802 | return strbuf_addf_ret(err, -1, _("positive width expected with the %%(align) atom")); | |
803 | } | |
5bd881d9 KN |
804 | align->width = width; |
805 | string_list_clear(¶ms, 0); | |
74efea94 | 806 | return 0; |
5bd881d9 KN |
807 | } |
808 | ||
5fe9e1ce JK |
809 | static int if_atom_parser(struct ref_format *format UNUSED, |
810 | struct used_atom *atom, | |
74efea94 | 811 | const char *arg, struct strbuf *err) |
4f3e3b37 KN |
812 | { |
813 | if (!arg) { | |
814 | atom->u.if_then_else.cmp_status = COMPARE_NONE; | |
74efea94 | 815 | return 0; |
4f3e3b37 KN |
816 | } else if (skip_prefix(arg, "equals=", &atom->u.if_then_else.str)) { |
817 | atom->u.if_then_else.cmp_status = COMPARE_EQUAL; | |
818 | } else if (skip_prefix(arg, "notequals=", &atom->u.if_then_else.str)) { | |
819 | atom->u.if_then_else.cmp_status = COMPARE_UNEQUAL; | |
74efea94 | 820 | } else |
dda4fc1a | 821 | return err_bad_arg(err, "if", arg); |
74efea94 | 822 | return 0; |
4f3e3b37 KN |
823 | } |
824 | ||
29c9f2c3 | 825 | static int rest_atom_parser(struct ref_format *format UNUSED, |
5fe9e1ce | 826 | struct used_atom *atom UNUSED, |
b9dee075 ZH |
827 | const char *arg, struct strbuf *err) |
828 | { | |
829 | if (arg) | |
a33d0fae | 830 | return err_no_arg(err, "rest"); |
b9dee075 ZH |
831 | return 0; |
832 | } | |
833 | ||
29c9f2c3 JK |
834 | static int ahead_behind_atom_parser(struct ref_format *format, |
835 | struct used_atom *atom UNUSED, | |
49abcd21 DS |
836 | const char *arg, struct strbuf *err) |
837 | { | |
838 | struct string_list_item *item; | |
839 | ||
840 | if (!arg) | |
841 | return strbuf_addf_ret(err, -1, _("expected format: %%(ahead-behind:<committish>)")); | |
842 | ||
843 | item = string_list_append(&format->bases, arg); | |
844 | item->util = lookup_commit_reference_by_name(arg); | |
845 | if (!item->util) | |
846 | die("failed to find '%s'", arg); | |
847 | ||
848 | return 0; | |
849 | } | |
850 | ||
5fe9e1ce JK |
851 | static int head_atom_parser(struct ref_format *format UNUSED, |
852 | struct used_atom *atom, | |
afc1a946 | 853 | const char *arg, struct strbuf *err) |
613a0e52 | 854 | { |
afc1a946 | 855 | if (arg) |
a33d0fae | 856 | return err_no_arg(err, "HEAD"); |
efbd4fdf | 857 | atom->u.head = resolve_refdup("HEAD", RESOLVE_REF_READING, NULL, NULL); |
74efea94 | 858 | return 0; |
613a0e52 | 859 | } |
4f3e3b37 | 860 | |
c95b7585 KN |
861 | static struct { |
862 | const char *name; | |
a8e7e385 | 863 | info_source source; |
c95b7585 | 864 | cmp_type cmp_type; |
e85fcb35 | 865 | int (*parser)(struct ref_format *format, struct used_atom *atom, |
74efea94 | 866 | const char *arg, struct strbuf *err); |
c95b7585 | 867 | } valid_atom[] = { |
1197f1a4 ZH |
868 | [ATOM_REFNAME] = { "refname", SOURCE_NONE, FIELD_STR, refname_atom_parser }, |
869 | [ATOM_OBJECTTYPE] = { "objecttype", SOURCE_OTHER, FIELD_STR, objecttype_atom_parser }, | |
870 | [ATOM_OBJECTSIZE] = { "objectsize", SOURCE_OTHER, FIELD_ULONG, objectsize_atom_parser }, | |
871 | [ATOM_OBJECTNAME] = { "objectname", SOURCE_OTHER, FIELD_STR, oid_atom_parser }, | |
872 | [ATOM_DELTABASE] = { "deltabase", SOURCE_OTHER, FIELD_STR, deltabase_atom_parser }, | |
873 | [ATOM_TREE] = { "tree", SOURCE_OBJ, FIELD_STR, oid_atom_parser }, | |
874 | [ATOM_PARENT] = { "parent", SOURCE_OBJ, FIELD_STR, oid_atom_parser }, | |
875 | [ATOM_NUMPARENT] = { "numparent", SOURCE_OBJ, FIELD_ULONG }, | |
876 | [ATOM_OBJECT] = { "object", SOURCE_OBJ }, | |
877 | [ATOM_TYPE] = { "type", SOURCE_OBJ }, | |
878 | [ATOM_TAG] = { "tag", SOURCE_OBJ }, | |
879 | [ATOM_AUTHOR] = { "author", SOURCE_OBJ }, | |
880 | [ATOM_AUTHORNAME] = { "authorname", SOURCE_OBJ }, | |
881 | [ATOM_AUTHOREMAIL] = { "authoremail", SOURCE_OBJ, FIELD_STR, person_email_atom_parser }, | |
882 | [ATOM_AUTHORDATE] = { "authordate", SOURCE_OBJ, FIELD_TIME }, | |
883 | [ATOM_COMMITTER] = { "committer", SOURCE_OBJ }, | |
884 | [ATOM_COMMITTERNAME] = { "committername", SOURCE_OBJ }, | |
885 | [ATOM_COMMITTEREMAIL] = { "committeremail", SOURCE_OBJ, FIELD_STR, person_email_atom_parser }, | |
886 | [ATOM_COMMITTERDATE] = { "committerdate", SOURCE_OBJ, FIELD_TIME }, | |
887 | [ATOM_TAGGER] = { "tagger", SOURCE_OBJ }, | |
888 | [ATOM_TAGGERNAME] = { "taggername", SOURCE_OBJ }, | |
889 | [ATOM_TAGGEREMAIL] = { "taggeremail", SOURCE_OBJ, FIELD_STR, person_email_atom_parser }, | |
890 | [ATOM_TAGGERDATE] = { "taggerdate", SOURCE_OBJ, FIELD_TIME }, | |
891 | [ATOM_CREATOR] = { "creator", SOURCE_OBJ }, | |
892 | [ATOM_CREATORDATE] = { "creatordate", SOURCE_OBJ, FIELD_TIME }, | |
f5d18f8c | 893 | [ATOM_DESCRIBE] = { "describe", SOURCE_OBJ, FIELD_STR, describe_atom_parser }, |
1197f1a4 ZH |
894 | [ATOM_SUBJECT] = { "subject", SOURCE_OBJ, FIELD_STR, subject_atom_parser }, |
895 | [ATOM_BODY] = { "body", SOURCE_OBJ, FIELD_STR, body_atom_parser }, | |
896 | [ATOM_TRAILERS] = { "trailers", SOURCE_OBJ, FIELD_STR, trailers_atom_parser }, | |
897 | [ATOM_CONTENTS] = { "contents", SOURCE_OBJ, FIELD_STR, contents_atom_parser }, | |
26c9c03f | 898 | [ATOM_SIGNATURE] = { "signature", SOURCE_OBJ, FIELD_STR, signature_atom_parser }, |
bd0708c7 | 899 | [ATOM_RAW] = { "raw", SOURCE_OBJ, FIELD_STR, raw_atom_parser }, |
1197f1a4 ZH |
900 | [ATOM_UPSTREAM] = { "upstream", SOURCE_NONE, FIELD_STR, remote_ref_atom_parser }, |
901 | [ATOM_PUSH] = { "push", SOURCE_NONE, FIELD_STR, remote_ref_atom_parser }, | |
902 | [ATOM_SYMREF] = { "symref", SOURCE_NONE, FIELD_STR, refname_atom_parser }, | |
903 | [ATOM_FLAG] = { "flag", SOURCE_NONE }, | |
904 | [ATOM_HEAD] = { "HEAD", SOURCE_NONE, FIELD_STR, head_atom_parser }, | |
905 | [ATOM_COLOR] = { "color", SOURCE_NONE, FIELD_STR, color_atom_parser }, | |
906 | [ATOM_WORKTREEPATH] = { "worktreepath", SOURCE_NONE }, | |
907 | [ATOM_ALIGN] = { "align", SOURCE_NONE, FIELD_STR, align_atom_parser }, | |
908 | [ATOM_END] = { "end", SOURCE_NONE }, | |
909 | [ATOM_IF] = { "if", SOURCE_NONE, FIELD_STR, if_atom_parser }, | |
910 | [ATOM_THEN] = { "then", SOURCE_NONE }, | |
911 | [ATOM_ELSE] = { "else", SOURCE_NONE }, | |
b9dee075 | 912 | [ATOM_REST] = { "rest", SOURCE_NONE, FIELD_STR, rest_atom_parser }, |
49abcd21 | 913 | [ATOM_AHEADBEHIND] = { "ahead-behind", SOURCE_OTHER, FIELD_STR, ahead_behind_atom_parser }, |
5a59a230 NTND |
914 | /* |
915 | * Please update $__git_ref_fieldlist in git-completion.bash | |
916 | * when you add new atoms | |
917 | */ | |
c95b7585 KN |
918 | }; |
919 | ||
9865b6e6 | 920 | #define REF_FORMATTING_STATE_INIT { 0 } |
574e96a2 KN |
921 | |
922 | struct ref_formatting_stack { | |
923 | struct ref_formatting_stack *prev; | |
924 | struct strbuf output; | |
c58492d4 | 925 | void (*at_end)(struct ref_formatting_stack **stack); |
ce592082 | 926 | void *at_end_data; |
574e96a2 KN |
927 | }; |
928 | ||
929 | struct ref_formatting_state { | |
930 | int quote_style; | |
931 | struct ref_formatting_stack *stack; | |
932 | }; | |
933 | ||
3a25761a KN |
934 | struct atom_value { |
935 | const char *s; | |
bd0708c7 | 936 | ssize_t s_size; |
3fc8439c OT |
937 | int (*handler)(struct atom_value *atomv, struct ref_formatting_state *state, |
938 | struct strbuf *err); | |
e467dc14 | 939 | uintmax_t value; /* used for sorting when not FIELD_STR */ |
c58fc856 | 940 | struct used_atom *atom; |
3a25761a KN |
941 | }; |
942 | ||
bd0708c7 ZH |
943 | #define ATOM_SIZE_UNSPECIFIED (-1) |
944 | ||
945 | #define ATOM_VALUE_INIT { \ | |
946 | .s_size = ATOM_SIZE_UNSPECIFIED \ | |
947 | } | |
948 | ||
c95b7585 KN |
949 | /* |
950 | * Used to parse format string and sort specifiers | |
951 | */ | |
e85fcb35 | 952 | static int parse_ref_filter_atom(struct ref_format *format, |
e6ff7b3b OT |
953 | const char *atom, const char *ep, |
954 | struct strbuf *err) | |
c95b7585 KN |
955 | { |
956 | const char *sp; | |
4de707ea | 957 | const char *arg; |
e94ce139 | 958 | int i, at, atom_len; |
c95b7585 KN |
959 | |
960 | sp = atom; | |
961 | if (*sp == '*' && sp < ep) | |
962 | sp++; /* deref */ | |
963 | if (ep <= sp) | |
e6ff7b3b OT |
964 | return strbuf_addf_ret(err, -1, _("malformed field name: %.*s"), |
965 | (int)(ep-atom), atom); | |
c95b7585 | 966 | |
e94ce139 SG |
967 | /* |
968 | * If the atom name has a colon, strip it and everything after | |
969 | * it off - it specifies the format for this entry, and | |
970 | * shouldn't be used for checking against the valid_atom | |
971 | * table. | |
972 | */ | |
973 | arg = memchr(sp, ':', ep - sp); | |
974 | atom_len = (arg ? arg : ep) - sp; | |
975 | ||
bd0708c7 ZH |
976 | /* Do we have the atom already used elsewhere? */ |
977 | for (i = 0; i < used_atom_cnt; i++) { | |
978 | int len = strlen(used_atom[i].name); | |
979 | if (len == ep - atom && !memcmp(used_atom[i].name, atom, len)) | |
980 | return i; | |
981 | } | |
982 | ||
c95b7585 KN |
983 | /* Is the atom a valid one? */ |
984 | for (i = 0; i < ARRAY_SIZE(valid_atom); i++) { | |
985 | int len = strlen(valid_atom[i].name); | |
e94ce139 | 986 | if (len == atom_len && !memcmp(valid_atom[i].name, sp, len)) |
c95b7585 KN |
987 | break; |
988 | } | |
989 | ||
990 | if (ARRAY_SIZE(valid_atom) <= i) | |
e6ff7b3b OT |
991 | return strbuf_addf_ret(err, -1, _("unknown field name: %.*s"), |
992 | (int)(ep-atom), atom); | |
47bd3d0c SG |
993 | if (valid_atom[i].source != SOURCE_NONE && !have_git_dir()) |
994 | return strbuf_addf_ret(err, -1, | |
995 | _("not a git repository, but the field '%.*s' requires access to object data"), | |
996 | (int)(ep-atom), atom); | |
c95b7585 KN |
997 | |
998 | /* Add it in, including the deref prefix */ | |
999 | at = used_atom_cnt; | |
1000 | used_atom_cnt++; | |
1001 | REALLOC_ARRAY(used_atom, used_atom_cnt); | |
1197f1a4 | 1002 | used_atom[at].atom_type = i; |
b072add7 KN |
1003 | used_atom[at].name = xmemdupz(atom, ep - atom); |
1004 | used_atom[at].type = valid_atom[i].cmp_type; | |
a8e7e385 | 1005 | used_atom[at].source = valid_atom[i].source; |
aa46a0da OT |
1006 | if (used_atom[at].source == SOURCE_OBJ) { |
1007 | if (*atom == '*') | |
1008 | oi_deref.info.contentp = &oi_deref.content; | |
1009 | else | |
1010 | oi.info.contentp = &oi.content; | |
1011 | } | |
bea4dbea | 1012 | if (arg) { |
4de707ea | 1013 | arg = used_atom[at].name + (arg - atom) + 1; |
bea4dbea TB |
1014 | if (!*arg) { |
1015 | /* | |
1016 | * Treat empty sub-arguments list as NULL (i.e., | |
1017 | * "%(atom:)" is equivalent to "%(atom)"). | |
1018 | */ | |
1019 | arg = NULL; | |
1020 | } | |
1021 | } | |
fd935cc7 | 1022 | memset(&used_atom[at].u, 0, sizeof(used_atom[at].u)); |
74efea94 OT |
1023 | if (valid_atom[i].parser && valid_atom[i].parser(format, &used_atom[at], arg, err)) |
1024 | return -1; | |
c95b7585 KN |
1025 | if (*atom == '*') |
1026 | need_tagged = 1; | |
1197f1a4 | 1027 | if (i == ATOM_SYMREF) |
c95b7585 KN |
1028 | need_symref = 1; |
1029 | return at; | |
1030 | } | |
1031 | ||
bd0708c7 | 1032 | static void quote_formatting(struct strbuf *s, const char *str, ssize_t len, int quote_style) |
63d89fbc KN |
1033 | { |
1034 | switch (quote_style) { | |
1035 | case QUOTE_NONE: | |
bd0708c7 ZH |
1036 | if (len < 0) |
1037 | strbuf_addstr(s, str); | |
1038 | else | |
1039 | strbuf_add(s, str, len); | |
63d89fbc KN |
1040 | break; |
1041 | case QUOTE_SHELL: | |
1042 | sq_quote_buf(s, str); | |
1043 | break; | |
1044 | case QUOTE_PERL: | |
7121c4d4 ZH |
1045 | if (len < 0) |
1046 | perl_quote_buf(s, str); | |
1047 | else | |
1048 | perl_quote_buf_with_len(s, str, len); | |
63d89fbc KN |
1049 | break; |
1050 | case QUOTE_PYTHON: | |
1051 | python_quote_buf(s, str); | |
1052 | break; | |
1053 | case QUOTE_TCL: | |
1054 | tcl_quote_buf(s, str); | |
1055 | break; | |
1056 | } | |
1057 | } | |
1058 | ||
3fc8439c | 1059 | static int append_atom(struct atom_value *v, struct ref_formatting_state *state, |
5fe9e1ce | 1060 | struct strbuf *err UNUSED) |
63d89fbc | 1061 | { |
ce592082 KN |
1062 | /* |
1063 | * Quote formatting is only done when the stack has a single | |
1064 | * element. Otherwise quote formatting is done on the | |
1065 | * element's entire output strbuf when the %(end) atom is | |
1066 | * encountered. | |
1067 | */ | |
1068 | if (!state->stack->prev) | |
bd0708c7 ZH |
1069 | quote_formatting(&state->stack->output, v->s, v->s_size, state->quote_style); |
1070 | else if (v->s_size < 0) | |
ce592082 | 1071 | strbuf_addstr(&state->stack->output, v->s); |
bd0708c7 ZH |
1072 | else |
1073 | strbuf_add(&state->stack->output, v->s, v->s_size); | |
3fc8439c | 1074 | return 0; |
63d89fbc KN |
1075 | } |
1076 | ||
574e96a2 KN |
1077 | static void push_stack_element(struct ref_formatting_stack **stack) |
1078 | { | |
1079 | struct ref_formatting_stack *s = xcalloc(1, sizeof(struct ref_formatting_stack)); | |
1080 | ||
1081 | strbuf_init(&s->output, 0); | |
1082 | s->prev = *stack; | |
1083 | *stack = s; | |
1084 | } | |
1085 | ||
1086 | static void pop_stack_element(struct ref_formatting_stack **stack) | |
1087 | { | |
1088 | struct ref_formatting_stack *current = *stack; | |
1089 | struct ref_formatting_stack *prev = current->prev; | |
1090 | ||
1091 | if (prev) | |
1092 | strbuf_addbuf(&prev->output, ¤t->output); | |
1093 | strbuf_release(¤t->output); | |
1094 | free(current); | |
1095 | *stack = prev; | |
1096 | } | |
1097 | ||
c58492d4 | 1098 | static void end_align_handler(struct ref_formatting_stack **stack) |
ce592082 | 1099 | { |
c58492d4 KN |
1100 | struct ref_formatting_stack *cur = *stack; |
1101 | struct align *align = (struct align *)cur->at_end_data; | |
ce592082 KN |
1102 | struct strbuf s = STRBUF_INIT; |
1103 | ||
c58492d4 KN |
1104 | strbuf_utf8_align(&s, align->position, align->width, cur->output.buf); |
1105 | strbuf_swap(&cur->output, &s); | |
ce592082 KN |
1106 | strbuf_release(&s); |
1107 | } | |
1108 | ||
3fc8439c | 1109 | static int align_atom_handler(struct atom_value *atomv, struct ref_formatting_state *state, |
5fe9e1ce | 1110 | struct strbuf *err UNUSED) |
ce592082 | 1111 | { |
1472b5bf | 1112 | struct ref_formatting_stack *new_stack; |
ce592082 KN |
1113 | |
1114 | push_stack_element(&state->stack); | |
1472b5bf BW |
1115 | new_stack = state->stack; |
1116 | new_stack->at_end = end_align_handler; | |
1117 | new_stack->at_end_data = &atomv->atom->u.align; | |
3fc8439c | 1118 | return 0; |
ce592082 KN |
1119 | } |
1120 | ||
c58492d4 KN |
1121 | static void if_then_else_handler(struct ref_formatting_stack **stack) |
1122 | { | |
1123 | struct ref_formatting_stack *cur = *stack; | |
1124 | struct ref_formatting_stack *prev = cur->prev; | |
1125 | struct if_then_else *if_then_else = (struct if_then_else *)cur->at_end_data; | |
1126 | ||
1127 | if (!if_then_else->then_atom_seen) | |
d7d30bad | 1128 | die(_("format: %%(%s) atom used without a %%(%s) atom"), "if", "then"); |
c58492d4 KN |
1129 | |
1130 | if (if_then_else->else_atom_seen) { | |
1131 | /* | |
1132 | * There is an %(else) atom: we need to drop one state from the | |
1133 | * stack, either the %(else) branch if the condition is satisfied, or | |
1134 | * the %(then) branch if it isn't. | |
1135 | */ | |
1136 | if (if_then_else->condition_satisfied) { | |
1137 | strbuf_reset(&cur->output); | |
1138 | pop_stack_element(&cur); | |
1139 | } else { | |
1140 | strbuf_swap(&cur->output, &prev->output); | |
1141 | strbuf_reset(&cur->output); | |
1142 | pop_stack_element(&cur); | |
1143 | } | |
1144 | } else if (!if_then_else->condition_satisfied) { | |
1145 | /* | |
1146 | * No %(else) atom: just drop the %(then) branch if the | |
1147 | * condition is not satisfied. | |
1148 | */ | |
1149 | strbuf_reset(&cur->output); | |
1150 | } | |
1151 | ||
1152 | *stack = cur; | |
1153 | free(if_then_else); | |
1154 | } | |
1155 | ||
3fc8439c | 1156 | static int if_atom_handler(struct atom_value *atomv, struct ref_formatting_state *state, |
5fe9e1ce | 1157 | struct strbuf *err UNUSED) |
c58492d4 | 1158 | { |
1472b5bf | 1159 | struct ref_formatting_stack *new_stack; |
241b5d3e RS |
1160 | struct if_then_else *if_then_else = xcalloc(1, |
1161 | sizeof(struct if_then_else)); | |
c58492d4 | 1162 | |
4f3e3b37 KN |
1163 | if_then_else->str = atomv->atom->u.if_then_else.str; |
1164 | if_then_else->cmp_status = atomv->atom->u.if_then_else.cmp_status; | |
1165 | ||
c58492d4 | 1166 | push_stack_element(&state->stack); |
1472b5bf BW |
1167 | new_stack = state->stack; |
1168 | new_stack->at_end = if_then_else_handler; | |
1169 | new_stack->at_end_data = if_then_else; | |
3fc8439c | 1170 | return 0; |
c58492d4 KN |
1171 | } |
1172 | ||
bd0708c7 | 1173 | static int is_empty(struct strbuf *buf) |
c58492d4 | 1174 | { |
bd0708c7 ZH |
1175 | const char *cur = buf->buf; |
1176 | const char *end = buf->buf + buf->len; | |
1177 | ||
1178 | while (cur != end && (isspace(*cur))) | |
1179 | cur++; | |
1180 | ||
1181 | return cur == end; | |
1182 | } | |
c58492d4 | 1183 | |
5fe9e1ce JK |
1184 | static int then_atom_handler(struct atom_value *atomv UNUSED, |
1185 | struct ref_formatting_state *state, | |
3fc8439c | 1186 | struct strbuf *err) |
c58492d4 KN |
1187 | { |
1188 | struct ref_formatting_stack *cur = state->stack; | |
1189 | struct if_then_else *if_then_else = NULL; | |
bd0708c7 | 1190 | size_t str_len = 0; |
c58492d4 KN |
1191 | |
1192 | if (cur->at_end == if_then_else_handler) | |
1193 | if_then_else = (struct if_then_else *)cur->at_end_data; | |
1194 | if (!if_then_else) | |
d7d30bad | 1195 | return strbuf_addf_ret(err, -1, _("format: %%(%s) atom used without a %%(%s) atom"), "then", "if"); |
c58492d4 | 1196 | if (if_then_else->then_atom_seen) |
3fc8439c | 1197 | return strbuf_addf_ret(err, -1, _("format: %%(then) atom used more than once")); |
c58492d4 | 1198 | if (if_then_else->else_atom_seen) |
3fc8439c | 1199 | return strbuf_addf_ret(err, -1, _("format: %%(then) atom used after %%(else)")); |
c58492d4 | 1200 | if_then_else->then_atom_seen = 1; |
bd0708c7 ZH |
1201 | if (if_then_else->str) |
1202 | str_len = strlen(if_then_else->str); | |
c58492d4 | 1203 | /* |
4f3e3b37 KN |
1204 | * If the 'equals' or 'notequals' attribute is used then |
1205 | * perform the required comparison. If not, only non-empty | |
1206 | * strings satisfy the 'if' condition. | |
c58492d4 | 1207 | */ |
4f3e3b37 | 1208 | if (if_then_else->cmp_status == COMPARE_EQUAL) { |
bd0708c7 ZH |
1209 | if (str_len == cur->output.len && |
1210 | !memcmp(if_then_else->str, cur->output.buf, cur->output.len)) | |
4f3e3b37 KN |
1211 | if_then_else->condition_satisfied = 1; |
1212 | } else if (if_then_else->cmp_status == COMPARE_UNEQUAL) { | |
bd0708c7 ZH |
1213 | if (str_len != cur->output.len || |
1214 | memcmp(if_then_else->str, cur->output.buf, cur->output.len)) | |
4f3e3b37 | 1215 | if_then_else->condition_satisfied = 1; |
bd0708c7 | 1216 | } else if (cur->output.len && !is_empty(&cur->output)) |
c58492d4 KN |
1217 | if_then_else->condition_satisfied = 1; |
1218 | strbuf_reset(&cur->output); | |
3fc8439c | 1219 | return 0; |
c58492d4 KN |
1220 | } |
1221 | ||
5fe9e1ce JK |
1222 | static int else_atom_handler(struct atom_value *atomv UNUSED, |
1223 | struct ref_formatting_state *state, | |
3fc8439c | 1224 | struct strbuf *err) |
c58492d4 KN |
1225 | { |
1226 | struct ref_formatting_stack *prev = state->stack; | |
1227 | struct if_then_else *if_then_else = NULL; | |
1228 | ||
1229 | if (prev->at_end == if_then_else_handler) | |
1230 | if_then_else = (struct if_then_else *)prev->at_end_data; | |
1231 | if (!if_then_else) | |
d7d30bad | 1232 | return strbuf_addf_ret(err, -1, _("format: %%(%s) atom used without a %%(%s) atom"), "else", "if"); |
c58492d4 | 1233 | if (!if_then_else->then_atom_seen) |
d7d30bad | 1234 | return strbuf_addf_ret(err, -1, _("format: %%(%s) atom used without a %%(%s) atom"), "else", "then"); |
c58492d4 | 1235 | if (if_then_else->else_atom_seen) |
3fc8439c | 1236 | return strbuf_addf_ret(err, -1, _("format: %%(else) atom used more than once")); |
c58492d4 KN |
1237 | if_then_else->else_atom_seen = 1; |
1238 | push_stack_element(&state->stack); | |
1239 | state->stack->at_end_data = prev->at_end_data; | |
1240 | state->stack->at_end = prev->at_end; | |
3fc8439c | 1241 | return 0; |
ce592082 KN |
1242 | } |
1243 | ||
5fe9e1ce JK |
1244 | static int end_atom_handler(struct atom_value *atomv UNUSED, |
1245 | struct ref_formatting_state *state, | |
3fc8439c | 1246 | struct strbuf *err) |
ce592082 KN |
1247 | { |
1248 | struct ref_formatting_stack *current = state->stack; | |
1249 | struct strbuf s = STRBUF_INIT; | |
1250 | ||
1251 | if (!current->at_end) | |
3fc8439c | 1252 | return strbuf_addf_ret(err, -1, _("format: %%(end) atom used without corresponding atom")); |
c58492d4 KN |
1253 | current->at_end(&state->stack); |
1254 | ||
1255 | /* Stack may have been popped within at_end(), hence reset the current pointer */ | |
1256 | current = state->stack; | |
ce592082 KN |
1257 | |
1258 | /* | |
1259 | * Perform quote formatting when the stack element is that of | |
1260 | * a supporting atom. If nested then perform quote formatting | |
1261 | * only on the topmost supporting atom. | |
1262 | */ | |
c58492d4 | 1263 | if (!current->prev->prev) { |
bd0708c7 | 1264 | quote_formatting(&s, current->output.buf, current->output.len, state->quote_style); |
ce592082 KN |
1265 | strbuf_swap(¤t->output, &s); |
1266 | } | |
1267 | strbuf_release(&s); | |
1268 | pop_stack_element(&state->stack); | |
3fc8439c | 1269 | return 0; |
ce592082 KN |
1270 | } |
1271 | ||
c95b7585 KN |
1272 | /* |
1273 | * In a format string, find the next occurrence of %(atom). | |
1274 | */ | |
1275 | static const char *find_next(const char *cp) | |
1276 | { | |
1277 | while (*cp) { | |
1278 | if (*cp == '%') { | |
1279 | /* | |
1280 | * %( is the start of an atom; | |
1281 | * %% is a quoted per-cent. | |
1282 | */ | |
1283 | if (cp[1] == '(') | |
1284 | return cp; | |
1285 | else if (cp[1] == '%') | |
1286 | cp++; /* skip over two % */ | |
1287 | /* otherwise this is a singleton, literal % */ | |
1288 | } | |
1289 | cp++; | |
1290 | } | |
1291 | return NULL; | |
1292 | } | |
1293 | ||
b9dee075 ZH |
1294 | static int reject_atom(enum atom_type atom_type) |
1295 | { | |
1296 | return atom_type == ATOM_REST; | |
1297 | } | |
1298 | ||
c95b7585 KN |
1299 | /* |
1300 | * Make sure the format string is well formed, and parse out | |
1301 | * the used atoms. | |
1302 | */ | |
4a68e36d | 1303 | int verify_ref_format(struct ref_format *format) |
c95b7585 KN |
1304 | { |
1305 | const char *cp, *sp; | |
1306 | ||
bf285ae6 | 1307 | format->need_color_reset_at_eol = 0; |
4a68e36d | 1308 | for (cp = format->format; *cp && (sp = find_next(cp)); ) { |
e6ff7b3b | 1309 | struct strbuf err = STRBUF_INIT; |
c95b7585 KN |
1310 | const char *color, *ep = strchr(sp, ')'); |
1311 | int at; | |
1312 | ||
1313 | if (!ep) | |
1823c619 | 1314 | return error(_("malformed format string %s"), sp); |
c95b7585 | 1315 | /* sp points at "%(" and ep points at the closing ")" */ |
e6ff7b3b OT |
1316 | at = parse_ref_filter_atom(format, sp + 2, ep, &err); |
1317 | if (at < 0) | |
1318 | die("%s", err.buf); | |
b9dee075 ZH |
1319 | if (reject_atom(used_atom[at].atom_type)) |
1320 | die(_("this command reject atom %%(%.*s)"), (int)(ep - sp - 2), sp + 2); | |
7121c4d4 ZH |
1321 | |
1322 | if ((format->quote_style == QUOTE_PYTHON || | |
1323 | format->quote_style == QUOTE_SHELL || | |
1324 | format->quote_style == QUOTE_TCL) && | |
1325 | used_atom[at].atom_type == ATOM_RAW && | |
1326 | used_atom[at].u.raw_data.option == RAW_BARE) | |
f7337193 | 1327 | die(_("--format=%.*s cannot be used with " |
7121c4d4 | 1328 | "--python, --shell, --tcl"), (int)(ep - sp - 2), sp + 2); |
c95b7585 KN |
1329 | cp = ep + 1; |
1330 | ||
b072add7 | 1331 | if (skip_prefix(used_atom[at].name, "color:", &color)) |
bf285ae6 | 1332 | format->need_color_reset_at_eol = !!strcmp(color, "reset"); |
e6ff7b3b | 1333 | strbuf_release(&err); |
c95b7585 | 1334 | } |
11b087ad JK |
1335 | if (format->need_color_reset_at_eol && !want_color(format->use_color)) |
1336 | format->need_color_reset_at_eol = 0; | |
c95b7585 KN |
1337 | return 0; |
1338 | } | |
1339 | ||
87d3beb6 HV |
1340 | static const char *do_grab_oid(const char *field, const struct object_id *oid, |
1341 | struct used_atom *atom) | |
c95b7585 | 1342 | { |
87d3beb6 | 1343 | switch (atom->u.oid.option) { |
5101100d HV |
1344 | case O_FULL: |
1345 | return oid_to_hex(oid); | |
1346 | case O_LENGTH: | |
d850b7a5 ÆAB |
1347 | return repo_find_unique_abbrev(the_repository, oid, |
1348 | atom->u.oid.length); | |
5101100d | 1349 | case O_SHORT: |
d850b7a5 ÆAB |
1350 | return repo_find_unique_abbrev(the_repository, oid, |
1351 | DEFAULT_ABBREV); | |
5101100d HV |
1352 | default: |
1353 | BUG("unknown %%(%s) option", field); | |
1354 | } | |
1355 | } | |
1356 | ||
87d3beb6 HV |
1357 | static int grab_oid(const char *name, const char *field, const struct object_id *oid, |
1358 | struct atom_value *v, struct used_atom *atom) | |
c95b7585 | 1359 | { |
5101100d | 1360 | if (starts_with(name, field)) { |
87d3beb6 | 1361 | v->s = xstrdup(do_grab_oid(field, oid, atom)); |
5101100d | 1362 | return 1; |
c95b7585 KN |
1363 | } |
1364 | return 0; | |
1365 | } | |
1366 | ||
1367 | /* See grab_values */ | |
aa46a0da | 1368 | static void grab_common_values(struct atom_value *val, int deref, struct expand_data *oi) |
c95b7585 KN |
1369 | { |
1370 | int i; | |
1371 | ||
1372 | for (i = 0; i < used_atom_cnt; i++) { | |
b072add7 | 1373 | const char *name = used_atom[i].name; |
1197f1a4 | 1374 | enum atom_type atom_type = used_atom[i].atom_type; |
c95b7585 KN |
1375 | struct atom_value *v = &val[i]; |
1376 | if (!!deref != (*name == '*')) | |
1377 | continue; | |
1378 | if (deref) | |
1379 | name++; | |
1197f1a4 | 1380 | if (atom_type == ATOM_OBJECTTYPE) |
f0062d3b | 1381 | v->s = xstrdup(type_name(oi->type)); |
1197f1a4 | 1382 | else if (atom_type == ATOM_OBJECTSIZE) { |
0caf20f2 ZH |
1383 | if (used_atom[i].u.objectsize.option == O_SIZE_DISK) { |
1384 | v->value = oi->disk_size; | |
1385 | v->s = xstrfmt("%"PRIuMAX, (uintmax_t)oi->disk_size); | |
1386 | } else if (used_atom[i].u.objectsize.option == O_SIZE) { | |
1387 | v->value = oi->size; | |
1388 | v->s = xstrfmt("%"PRIuMAX , (uintmax_t)oi->size); | |
1389 | } | |
1197f1a4 | 1390 | } else if (atom_type == ATOM_DELTABASE) |
33311fa1 | 1391 | v->s = xstrdup(oid_to_hex(&oi->delta_base_oid)); |
1197f1a4 | 1392 | else if (atom_type == ATOM_OBJECTNAME && deref) |
87d3beb6 | 1393 | grab_oid(name, "objectname", &oi->oid, v, &used_atom[i]); |
c95b7585 KN |
1394 | } |
1395 | } | |
1396 | ||
1397 | /* See grab_values */ | |
e0329199 | 1398 | static void grab_tag_values(struct atom_value *val, int deref, struct object *obj) |
c95b7585 KN |
1399 | { |
1400 | int i; | |
1401 | struct tag *tag = (struct tag *) obj; | |
1402 | ||
1403 | for (i = 0; i < used_atom_cnt; i++) { | |
b072add7 | 1404 | const char *name = used_atom[i].name; |
1197f1a4 | 1405 | enum atom_type atom_type = used_atom[i].atom_type; |
c95b7585 KN |
1406 | struct atom_value *v = &val[i]; |
1407 | if (!!deref != (*name == '*')) | |
1408 | continue; | |
1409 | if (deref) | |
1410 | name++; | |
1197f1a4 | 1411 | if (atom_type == ATOM_TAG) |
f0062d3b | 1412 | v->s = xstrdup(tag->tag); |
1197f1a4 | 1413 | else if (atom_type == ATOM_TYPE && tag->tagged) |
f0062d3b | 1414 | v->s = xstrdup(type_name(tag->tagged->type)); |
1197f1a4 | 1415 | else if (atom_type == ATOM_OBJECT && tag->tagged) |
f2fd0760 | 1416 | v->s = xstrdup(oid_to_hex(&tag->tagged->oid)); |
c95b7585 KN |
1417 | } |
1418 | } | |
1419 | ||
1420 | /* See grab_values */ | |
e0329199 | 1421 | static void grab_commit_values(struct atom_value *val, int deref, struct object *obj) |
c95b7585 KN |
1422 | { |
1423 | int i; | |
1424 | struct commit *commit = (struct commit *) obj; | |
1425 | ||
1426 | for (i = 0; i < used_atom_cnt; i++) { | |
b072add7 | 1427 | const char *name = used_atom[i].name; |
1197f1a4 | 1428 | enum atom_type atom_type = used_atom[i].atom_type; |
c95b7585 KN |
1429 | struct atom_value *v = &val[i]; |
1430 | if (!!deref != (*name == '*')) | |
1431 | continue; | |
1432 | if (deref) | |
1433 | name++; | |
1197f1a4 ZH |
1434 | if (atom_type == ATOM_TREE && |
1435 | grab_oid(name, "tree", get_commit_tree_oid(commit), v, &used_atom[i])) | |
837adb10 | 1436 | continue; |
1197f1a4 | 1437 | if (atom_type == ATOM_NUMPARENT) { |
e467dc14 JS |
1438 | v->value = commit_list_count(commit->parents); |
1439 | v->s = xstrfmt("%lu", (unsigned long)v->value); | |
c95b7585 | 1440 | } |
1197f1a4 | 1441 | else if (atom_type == ATOM_PARENT) { |
c95b7585 | 1442 | struct commit_list *parents; |
a5e03bf5 JK |
1443 | struct strbuf s = STRBUF_INIT; |
1444 | for (parents = commit->parents; parents; parents = parents->next) { | |
26bc0aaf | 1445 | struct object_id *oid = &parents->item->object.oid; |
a5e03bf5 JK |
1446 | if (parents != commit->parents) |
1447 | strbuf_addch(&s, ' '); | |
26bc0aaf | 1448 | strbuf_addstr(&s, do_grab_oid("parent", oid, &used_atom[i])); |
c95b7585 | 1449 | } |
a5e03bf5 | 1450 | v->s = strbuf_detach(&s, NULL); |
c95b7585 KN |
1451 | } |
1452 | } | |
1453 | } | |
1454 | ||
5c326d12 | 1455 | static const char *find_wholine(const char *who, int wholen, const char *buf) |
c95b7585 KN |
1456 | { |
1457 | const char *eol; | |
1458 | while (*buf) { | |
1459 | if (!strncmp(buf, who, wholen) && | |
1460 | buf[wholen] == ' ') | |
1461 | return buf + wholen + 1; | |
1462 | eol = strchr(buf, '\n'); | |
1463 | if (!eol) | |
1464 | return ""; | |
1465 | eol++; | |
1466 | if (*eol == '\n') | |
1467 | return ""; /* end of header */ | |
1468 | buf = eol; | |
1469 | } | |
1470 | return ""; | |
1471 | } | |
1472 | ||
1473 | static const char *copy_line(const char *buf) | |
1474 | { | |
1475 | const char *eol = strchrnul(buf, '\n'); | |
1476 | return xmemdupz(buf, eol - buf); | |
1477 | } | |
1478 | ||
1479 | static const char *copy_name(const char *buf) | |
1480 | { | |
1481 | const char *cp; | |
1482 | for (cp = buf; *cp && *cp != '\n'; cp++) { | |
20869d1a | 1483 | if (starts_with(cp, " <")) |
c95b7585 KN |
1484 | return xmemdupz(buf, cp - buf); |
1485 | } | |
8b3f33ef | 1486 | return xstrdup(""); |
c95b7585 KN |
1487 | } |
1488 | ||
b82445dc | 1489 | static const char *copy_email(const char *buf, struct used_atom *atom) |
c95b7585 KN |
1490 | { |
1491 | const char *email = strchr(buf, '<'); | |
1492 | const char *eoemail; | |
1493 | if (!email) | |
8b3f33ef | 1494 | return xstrdup(""); |
b82445dc HV |
1495 | switch (atom->u.email_option.option) { |
1496 | case EO_RAW: | |
1497 | eoemail = strchr(email, '>'); | |
1498 | if (eoemail) | |
1499 | eoemail++; | |
1500 | break; | |
1501 | case EO_TRIM: | |
1502 | email++; | |
1503 | eoemail = strchr(email, '>'); | |
1504 | break; | |
1505 | case EO_LOCALPART: | |
1506 | email++; | |
1507 | eoemail = strchr(email, '@'); | |
1508 | if (!eoemail) | |
1509 | eoemail = strchr(email, '>'); | |
1510 | break; | |
1511 | default: | |
1512 | BUG("unknown email option"); | |
1513 | } | |
1514 | ||
c95b7585 | 1515 | if (!eoemail) |
8b3f33ef | 1516 | return xstrdup(""); |
b82445dc | 1517 | return xmemdupz(email, eoemail - email); |
c95b7585 KN |
1518 | } |
1519 | ||
1520 | static char *copy_subject(const char *buf, unsigned long len) | |
1521 | { | |
9f75ce3d | 1522 | struct strbuf sb = STRBUF_INIT; |
c95b7585 KN |
1523 | int i; |
1524 | ||
9f75ce3d PB |
1525 | for (i = 0; i < len; i++) { |
1526 | if (buf[i] == '\r' && i + 1 < len && buf[i + 1] == '\n') | |
1527 | continue; /* ignore CR in CRLF */ | |
c95b7585 | 1528 | |
9f75ce3d PB |
1529 | if (buf[i] == '\n') |
1530 | strbuf_addch(&sb, ' '); | |
1531 | else | |
1532 | strbuf_addch(&sb, buf[i]); | |
1533 | } | |
1534 | return strbuf_detach(&sb, NULL); | |
c95b7585 KN |
1535 | } |
1536 | ||
1537 | static void grab_date(const char *buf, struct atom_value *v, const char *atomname) | |
1538 | { | |
1539 | const char *eoemail = strstr(buf, "> "); | |
1540 | char *zone; | |
dddbad72 | 1541 | timestamp_t timestamp; |
c95b7585 | 1542 | long tz; |
f1842898 | 1543 | struct date_mode date_mode = DATE_MODE_INIT; |
c95b7585 KN |
1544 | const char *formatp; |
1545 | ||
1546 | /* | |
1547 | * We got here because atomname ends in "date" or "date<something>"; | |
1548 | * it's not possible that <something> is not ":<format>" because | |
1549 | * parse_ref_filter_atom() wouldn't have allowed it, so we can assume that no | |
1550 | * ":" means no format is specified, and use the default. | |
1551 | */ | |
1552 | formatp = strchr(atomname, ':'); | |
afe8a907 | 1553 | if (formatp) { |
c95b7585 | 1554 | formatp++; |
d939af12 | 1555 | parse_date_format(formatp, &date_mode); |
c95b7585 KN |
1556 | } |
1557 | ||
1558 | if (!eoemail) | |
1559 | goto bad; | |
1aeb7e75 | 1560 | timestamp = parse_timestamp(eoemail + 2, &zone, 10); |
dddbad72 | 1561 | if (timestamp == TIME_MAX) |
c95b7585 KN |
1562 | goto bad; |
1563 | tz = strtol(zone, NULL, 10); | |
1564 | if ((tz == LONG_MIN || tz == LONG_MAX) && errno == ERANGE) | |
1565 | goto bad; | |
d939af12 | 1566 | v->s = xstrdup(show_date(timestamp, tz, &date_mode)); |
e467dc14 | 1567 | v->value = timestamp; |
974c919d | 1568 | date_mode_release(&date_mode); |
c95b7585 KN |
1569 | return; |
1570 | bad: | |
f0062d3b | 1571 | v->s = xstrdup(""); |
e467dc14 | 1572 | v->value = 0; |
c95b7585 KN |
1573 | } |
1574 | ||
1575 | /* See grab_values */ | |
5c326d12 | 1576 | static void grab_person(const char *who, struct atom_value *val, int deref, void *buf) |
c95b7585 KN |
1577 | { |
1578 | int i; | |
1579 | int wholen = strlen(who); | |
1580 | const char *wholine = NULL; | |
1581 | ||
1582 | for (i = 0; i < used_atom_cnt; i++) { | |
b072add7 | 1583 | const char *name = used_atom[i].name; |
c95b7585 KN |
1584 | struct atom_value *v = &val[i]; |
1585 | if (!!deref != (*name == '*')) | |
1586 | continue; | |
1587 | if (deref) | |
1588 | name++; | |
1589 | if (strncmp(who, name, wholen)) | |
1590 | continue; | |
1591 | if (name[wholen] != 0 && | |
1592 | strcmp(name + wholen, "name") && | |
b82445dc | 1593 | !starts_with(name + wholen, "email") && |
c95b7585 KN |
1594 | !starts_with(name + wholen, "date")) |
1595 | continue; | |
1596 | if (!wholine) | |
5c326d12 | 1597 | wholine = find_wholine(who, wholen, buf); |
c95b7585 KN |
1598 | if (!wholine) |
1599 | return; /* no point looking for it */ | |
1600 | if (name[wholen] == 0) | |
1601 | v->s = copy_line(wholine); | |
1602 | else if (!strcmp(name + wholen, "name")) | |
1603 | v->s = copy_name(wholine); | |
b82445dc HV |
1604 | else if (starts_with(name + wholen, "email")) |
1605 | v->s = copy_email(wholine, &used_atom[i]); | |
c95b7585 KN |
1606 | else if (starts_with(name + wholen, "date")) |
1607 | grab_date(wholine, v, name); | |
1608 | } | |
1609 | ||
1610 | /* | |
1611 | * For a tag or a commit object, if "creator" or "creatordate" is | |
1612 | * requested, do something special. | |
1613 | */ | |
1614 | if (strcmp(who, "tagger") && strcmp(who, "committer")) | |
1615 | return; /* "author" for commit object is not wanted */ | |
1616 | if (!wholine) | |
5c326d12 | 1617 | wholine = find_wholine(who, wholen, buf); |
c95b7585 KN |
1618 | if (!wholine) |
1619 | return; | |
1620 | for (i = 0; i < used_atom_cnt; i++) { | |
b072add7 | 1621 | const char *name = used_atom[i].name; |
1197f1a4 | 1622 | enum atom_type atom_type = used_atom[i].atom_type; |
c95b7585 KN |
1623 | struct atom_value *v = &val[i]; |
1624 | if (!!deref != (*name == '*')) | |
1625 | continue; | |
1626 | if (deref) | |
1627 | name++; | |
1628 | ||
1197f1a4 | 1629 | if (atom_type == ATOM_CREATORDATE) |
c95b7585 | 1630 | grab_date(wholine, v, name); |
1197f1a4 | 1631 | else if (atom_type == ATOM_CREATOR) |
c95b7585 KN |
1632 | v->s = copy_line(wholine); |
1633 | } | |
1634 | } | |
1635 | ||
26c9c03f KS |
1636 | static void grab_signature(struct atom_value *val, int deref, struct object *obj) |
1637 | { | |
1638 | int i; | |
1639 | struct commit *commit = (struct commit *) obj; | |
1640 | struct signature_check sigc = { 0 }; | |
1641 | int signature_checked = 0; | |
1642 | ||
1643 | for (i = 0; i < used_atom_cnt; i++) { | |
1644 | struct used_atom *atom = &used_atom[i]; | |
1645 | const char *name = atom->name; | |
1646 | struct atom_value *v = &val[i]; | |
1647 | int opt; | |
1648 | ||
1649 | if (!!deref != (*name == '*')) | |
1650 | continue; | |
1651 | if (deref) | |
1652 | name++; | |
1653 | ||
1654 | if (!skip_prefix(name, "signature", &name) || | |
1655 | (*name && *name != ':')) | |
1656 | continue; | |
1657 | if (!*name) | |
1658 | name = NULL; | |
1659 | else | |
1660 | name++; | |
1661 | ||
1662 | opt = parse_signature_option(name); | |
1663 | if (opt < 0) | |
1664 | continue; | |
1665 | ||
1666 | if (!signature_checked) { | |
1667 | check_commit_signature(commit, &sigc); | |
1668 | signature_checked = 1; | |
1669 | } | |
1670 | ||
1671 | switch (opt) { | |
1672 | case S_BARE: | |
1673 | v->s = xstrdup(sigc.output ? sigc.output: ""); | |
1674 | break; | |
1675 | case S_SIGNER: | |
1676 | v->s = xstrdup(sigc.signer ? sigc.signer : ""); | |
1677 | break; | |
1678 | case S_GRADE: | |
1679 | switch (sigc.result) { | |
1680 | case 'G': | |
1681 | switch (sigc.trust_level) { | |
1682 | case TRUST_UNDEFINED: | |
1683 | case TRUST_NEVER: | |
1684 | v->s = xstrfmt("%c", (char)'U'); | |
1685 | break; | |
1686 | default: | |
1687 | v->s = xstrfmt("%c", (char)'G'); | |
1688 | break; | |
1689 | } | |
1690 | break; | |
1691 | case 'B': | |
1692 | case 'E': | |
1693 | case 'N': | |
1694 | case 'X': | |
1695 | case 'Y': | |
1696 | case 'R': | |
1697 | v->s = xstrfmt("%c", (char)sigc.result); | |
1698 | break; | |
1699 | } | |
1700 | break; | |
1701 | case S_KEY: | |
1702 | v->s = xstrdup(sigc.key ? sigc.key : ""); | |
1703 | break; | |
1704 | case S_FINGERPRINT: | |
1705 | v->s = xstrdup(sigc.fingerprint ? | |
1706 | sigc.fingerprint : ""); | |
1707 | break; | |
1708 | case S_PRI_KEY_FP: | |
1709 | v->s = xstrdup(sigc.primary_key_fingerprint ? | |
1710 | sigc.primary_key_fingerprint : ""); | |
1711 | break; | |
1712 | case S_TRUST_LEVEL: | |
1713 | v->s = xstrdup(gpg_trust_level_to_str(sigc.trust_level)); | |
1714 | break; | |
1715 | } | |
1716 | } | |
1717 | ||
1718 | if (signature_checked) | |
1719 | signature_check_clear(&sigc); | |
1720 | } | |
1721 | ||
5c326d12 | 1722 | static void find_subpos(const char *buf, |
83dff3eb | 1723 | const char **sub, size_t *sublen, |
1724 | const char **body, size_t *bodylen, | |
1725 | size_t *nonsiglen, | |
1726 | const char **sig, size_t *siglen) | |
c95b7585 | 1727 | { |
482c1191 | 1728 | struct strbuf payload = STRBUF_INIT; |
1729 | struct strbuf signature = STRBUF_INIT; | |
c95b7585 | 1730 | const char *eol; |
482c1191 | 1731 | const char *end = buf + strlen(buf); |
1732 | const char *sigstart; | |
1733 | ||
88bce0e2 | 1734 | /* parse signature first; we might not even have a subject line */ |
1735 | parse_signature(buf, end - buf, &payload, &signature); | |
b6046abc | 1736 | strbuf_release(&payload); |
482c1191 | 1737 | |
c95b7585 KN |
1738 | /* skip past header until we hit empty line */ |
1739 | while (*buf && *buf != '\n') { | |
1740 | eol = strchrnul(buf, '\n'); | |
1741 | if (*eol) | |
1742 | eol++; | |
1743 | buf = eol; | |
1744 | } | |
1745 | /* skip any empty lines */ | |
1746 | while (*buf == '\n') | |
1747 | buf++; | |
482c1191 | 1748 | *sig = strbuf_detach(&signature, siglen); |
1749 | sigstart = buf + parse_signed_buffer(buf, strlen(buf)); | |
c95b7585 KN |
1750 | |
1751 | /* subject is first non-empty line */ | |
1752 | *sub = buf; | |
9f75ce3d | 1753 | /* subject goes to first empty line before signature begins */ |
8e1c5fcf JK |
1754 | if ((eol = strstr(*sub, "\n\n")) || |
1755 | (eol = strstr(*sub, "\r\n\r\n"))) { | |
482c1191 | 1756 | eol = eol < sigstart ? eol : sigstart; |
8e1c5fcf | 1757 | } else { |
9f75ce3d | 1758 | /* treat whole message as subject */ |
b01e1c7e | 1759 | eol = sigstart; |
c95b7585 | 1760 | } |
9f75ce3d | 1761 | buf = eol; |
c95b7585 KN |
1762 | *sublen = buf - *sub; |
1763 | /* drop trailing newline, if present */ | |
9f75ce3d PB |
1764 | while (*sublen && ((*sub)[*sublen - 1] == '\n' || |
1765 | (*sub)[*sublen - 1] == '\r')) | |
c95b7585 KN |
1766 | *sublen -= 1; |
1767 | ||
1768 | /* skip any empty lines */ | |
9f75ce3d | 1769 | while (*buf == '\n' || *buf == '\r') |
c95b7585 KN |
1770 | buf++; |
1771 | *body = buf; | |
1772 | *bodylen = strlen(buf); | |
482c1191 | 1773 | *nonsiglen = sigstart - buf; |
c95b7585 KN |
1774 | } |
1775 | ||
1bb38e5a KN |
1776 | /* |
1777 | * If 'lines' is greater than 0, append that many lines from the given | |
1778 | * 'buf' of length 'size' to the given strbuf. | |
1779 | */ | |
1780 | static void append_lines(struct strbuf *out, const char *buf, unsigned long size, int lines) | |
1781 | { | |
1782 | int i; | |
1783 | const char *sp, *eol; | |
1784 | size_t len; | |
1785 | ||
1786 | sp = buf; | |
1787 | ||
1788 | for (i = 0; i < lines && sp < buf + size; i++) { | |
1789 | if (i) | |
1790 | strbuf_addstr(out, "\n "); | |
1791 | eol = memchr(sp, '\n', size - (sp - buf)); | |
1792 | len = eol ? eol - sp : size - (sp - buf); | |
1793 | strbuf_add(out, sp, len); | |
1794 | if (!eol) | |
1795 | break; | |
1796 | sp = eol + 1; | |
1797 | } | |
1798 | } | |
1799 | ||
f5d18f8c KS |
1800 | static void grab_describe_values(struct atom_value *val, int deref, |
1801 | struct object *obj) | |
1802 | { | |
1803 | struct commit *commit = (struct commit *)obj; | |
1804 | int i; | |
1805 | ||
1806 | for (i = 0; i < used_atom_cnt; i++) { | |
1807 | struct used_atom *atom = &used_atom[i]; | |
1808 | enum atom_type type = atom->atom_type; | |
1809 | const char *name = atom->name; | |
1810 | struct atom_value *v = &val[i]; | |
1811 | ||
1812 | struct child_process cmd = CHILD_PROCESS_INIT; | |
1813 | struct strbuf out = STRBUF_INIT; | |
1814 | struct strbuf err = STRBUF_INIT; | |
1815 | ||
1816 | if (type != ATOM_DESCRIBE) | |
1817 | continue; | |
1818 | ||
1819 | if (!!deref != (*name == '*')) | |
1820 | continue; | |
1821 | ||
1822 | cmd.git_cmd = 1; | |
1823 | strvec_push(&cmd.args, "describe"); | |
1824 | strvec_pushv(&cmd.args, atom->u.describe_args); | |
1825 | strvec_push(&cmd.args, oid_to_hex(&commit->object.oid)); | |
1826 | if (pipe_command(&cmd, NULL, 0, &out, 0, &err, 0) < 0) { | |
1827 | error(_("failed to run 'describe'")); | |
1828 | v->s = xstrdup(""); | |
1829 | continue; | |
1830 | } | |
1831 | strbuf_rtrim(&out); | |
1832 | v->s = strbuf_detach(&out, NULL); | |
1833 | ||
1834 | strbuf_release(&err); | |
1835 | } | |
1836 | } | |
1837 | ||
c95b7585 | 1838 | /* See grab_values */ |
311d0b8e | 1839 | static void grab_sub_body_contents(struct atom_value *val, int deref, struct expand_data *data) |
c95b7585 KN |
1840 | { |
1841 | int i; | |
1842 | const char *subpos = NULL, *bodypos = NULL, *sigpos = NULL; | |
83dff3eb | 1843 | size_t sublen = 0, bodylen = 0, nonsiglen = 0, siglen = 0; |
311d0b8e | 1844 | void *buf = data->content; |
c95b7585 KN |
1845 | |
1846 | for (i = 0; i < used_atom_cnt; i++) { | |
452db397 KN |
1847 | struct used_atom *atom = &used_atom[i]; |
1848 | const char *name = atom->name; | |
c95b7585 | 1849 | struct atom_value *v = &val[i]; |
bd0708c7 | 1850 | enum atom_type atom_type = atom->atom_type; |
482c1191 | 1851 | |
c95b7585 KN |
1852 | if (!!deref != (*name == '*')) |
1853 | continue; | |
1854 | if (deref) | |
1855 | name++; | |
311d0b8e | 1856 | |
bd0708c7 ZH |
1857 | if (atom_type == ATOM_RAW) { |
1858 | unsigned long buf_size = data->size; | |
1859 | ||
1860 | if (atom->u.raw_data.option == RAW_BARE) { | |
1861 | v->s = xmemdupz(buf, buf_size); | |
1862 | v->s_size = buf_size; | |
1863 | } else if (atom->u.raw_data.option == RAW_LENGTH) { | |
6d79cd84 KS |
1864 | v->value = buf_size; |
1865 | v->s = xstrfmt("%"PRIuMAX, v->value); | |
bd0708c7 ZH |
1866 | } |
1867 | continue; | |
1868 | } | |
1869 | ||
311d0b8e ZH |
1870 | if ((data->type != OBJ_TAG && |
1871 | data->type != OBJ_COMMIT) || | |
1872 | (strcmp(name, "body") && | |
1873 | !starts_with(name, "subject") && | |
1874 | !starts_with(name, "trailers") && | |
1875 | !starts_with(name, "contents"))) | |
c95b7585 KN |
1876 | continue; |
1877 | if (!subpos) | |
5c326d12 | 1878 | find_subpos(buf, |
c95b7585 KN |
1879 | &subpos, &sublen, |
1880 | &bodypos, &bodylen, &nonsiglen, | |
1881 | &sigpos, &siglen); | |
1882 | ||
452db397 | 1883 | if (atom->u.contents.option == C_SUB) |
c95b7585 | 1884 | v->s = copy_subject(subpos, sublen); |
905f0a4e HV |
1885 | else if (atom->u.contents.option == C_SUB_SANITIZE) { |
1886 | struct strbuf sb = STRBUF_INIT; | |
1887 | format_sanitized_subject(&sb, subpos, sublen); | |
1888 | v->s = strbuf_detach(&sb, NULL); | |
1889 | } else if (atom->u.contents.option == C_BODY_DEP) | |
c95b7585 | 1890 | v->s = xmemdupz(bodypos, bodylen); |
6d79cd84 KS |
1891 | else if (atom->u.contents.option == C_LENGTH) { |
1892 | v->value = strlen(subpos); | |
1893 | v->s = xstrfmt("%"PRIuMAX, v->value); | |
1894 | } else if (atom->u.contents.option == C_BODY) | |
c95b7585 | 1895 | v->s = xmemdupz(bodypos, nonsiglen); |
452db397 | 1896 | else if (atom->u.contents.option == C_SIG) |
c95b7585 | 1897 | v->s = xmemdupz(sigpos, siglen); |
452db397 | 1898 | else if (atom->u.contents.option == C_LINES) { |
1bb38e5a | 1899 | struct strbuf s = STRBUF_INIT; |
88bce0e2 | 1900 | const char *contents_end = bodypos + nonsiglen; |
1bb38e5a | 1901 | |
1bb38e5a | 1902 | /* Size is the length of the message after removing the signature */ |
452db397 | 1903 | append_lines(&s, subpos, contents_end - subpos, atom->u.contents.nlines); |
1bb38e5a | 1904 | v->s = strbuf_detach(&s, NULL); |
b1d31c89 | 1905 | } else if (atom->u.contents.option == C_TRAILERS) { |
67a20a00 | 1906 | struct strbuf s = STRBUF_INIT; |
b1d31c89 | 1907 | |
67a20a00 TB |
1908 | /* Format the trailer info according to the trailer_opts given */ |
1909 | format_trailers_from_commit(&s, subpos, &atom->u.contents.trailer_opts); | |
1910 | ||
1911 | v->s = strbuf_detach(&s, NULL); | |
452db397 KN |
1912 | } else if (atom->u.contents.option == C_BARE) |
1913 | v->s = xstrdup(subpos); | |
482c1191 | 1914 | |
c95b7585 | 1915 | } |
482c1191 | 1916 | free((void *)sigpos); |
c95b7585 KN |
1917 | } |
1918 | ||
1919 | /* | |
1920 | * We want to have empty print-string for field requests | |
1921 | * that do not apply (e.g. "authordate" for a tag object) | |
1922 | */ | |
1923 | static void fill_missing_values(struct atom_value *val) | |
1924 | { | |
1925 | int i; | |
1926 | for (i = 0; i < used_atom_cnt; i++) { | |
1927 | struct atom_value *v = &val[i]; | |
afe8a907 | 1928 | if (!v->s) |
f0062d3b | 1929 | v->s = xstrdup(""); |
c95b7585 KN |
1930 | } |
1931 | } | |
1932 | ||
1933 | /* | |
1934 | * val is a list of atom_value to hold returned values. Extract | |
1935 | * the values for atoms in used_atom array out of (obj, buf, sz). | |
1936 | * when deref is false, (obj, buf, sz) is the object that is | |
1937 | * pointed at by the ref itself; otherwise it is the object the | |
1938 | * ref (which is a tag) refers to. | |
1939 | */ | |
311d0b8e | 1940 | static void grab_values(struct atom_value *val, int deref, struct object *obj, struct expand_data *data) |
c95b7585 | 1941 | { |
311d0b8e ZH |
1942 | void *buf = data->content; |
1943 | ||
c95b7585 KN |
1944 | switch (obj->type) { |
1945 | case OBJ_TAG: | |
e0329199 | 1946 | grab_tag_values(val, deref, obj); |
311d0b8e | 1947 | grab_sub_body_contents(val, deref, data); |
5c326d12 | 1948 | grab_person("tagger", val, deref, buf); |
f5d18f8c | 1949 | grab_describe_values(val, deref, obj); |
c95b7585 KN |
1950 | break; |
1951 | case OBJ_COMMIT: | |
e0329199 | 1952 | grab_commit_values(val, deref, obj); |
311d0b8e | 1953 | grab_sub_body_contents(val, deref, data); |
5c326d12 JK |
1954 | grab_person("author", val, deref, buf); |
1955 | grab_person("committer", val, deref, buf); | |
26c9c03f | 1956 | grab_signature(val, deref, obj); |
f5d18f8c | 1957 | grab_describe_values(val, deref, obj); |
c95b7585 KN |
1958 | break; |
1959 | case OBJ_TREE: | |
1960 | /* grab_tree_values(val, deref, obj, buf, sz); */ | |
bd0708c7 | 1961 | grab_sub_body_contents(val, deref, data); |
c95b7585 KN |
1962 | break; |
1963 | case OBJ_BLOB: | |
1964 | /* grab_blob_values(val, deref, obj, buf, sz); */ | |
bd0708c7 | 1965 | grab_sub_body_contents(val, deref, data); |
c95b7585 KN |
1966 | break; |
1967 | default: | |
1968 | die("Eh? Object of type %d?", obj->type); | |
1969 | } | |
1970 | } | |
1971 | ||
1972 | static inline char *copy_advance(char *dst, const char *src) | |
1973 | { | |
1974 | while (*src) | |
1975 | *dst++ = *src++; | |
1976 | return dst; | |
1977 | } | |
1978 | ||
1a0ca5e3 | 1979 | static const char *lstrip_ref_components(const char *refname, int len) |
0571979b | 1980 | { |
a7984101 | 1981 | long remaining = len; |
f0062d3b OT |
1982 | const char *start = xstrdup(refname); |
1983 | const char *to_free = start; | |
0571979b | 1984 | |
1a0ca5e3 KN |
1985 | if (len < 0) { |
1986 | int i; | |
1987 | const char *p = refname; | |
1988 | ||
1989 | /* Find total no of '/' separated path-components */ | |
1990 | for (i = 0; p[i]; p[i] == '/' ? i++ : *p++) | |
1991 | ; | |
1992 | /* | |
1993 | * The number of components we need to strip is now | |
1994 | * the total minus the components to be left (Plus one | |
1995 | * because we count the number of '/', but the number | |
1996 | * of components is one more than the no of '/'). | |
1997 | */ | |
1998 | remaining = i + len + 1; | |
1999 | } | |
0571979b | 2000 | |
1a0ca5e3 | 2001 | while (remaining > 0) { |
0571979b JK |
2002 | switch (*start++) { |
2003 | case '\0': | |
f0062d3b OT |
2004 | free((char *)to_free); |
2005 | return xstrdup(""); | |
0571979b JK |
2006 | case '/': |
2007 | remaining--; | |
2008 | break; | |
2009 | } | |
2010 | } | |
1a0ca5e3 | 2011 | |
f0062d3b OT |
2012 | start = xstrdup(start); |
2013 | free((char *)to_free); | |
0571979b JK |
2014 | return start; |
2015 | } | |
2016 | ||
1a34728e KN |
2017 | static const char *rstrip_ref_components(const char *refname, int len) |
2018 | { | |
2019 | long remaining = len; | |
f0062d3b OT |
2020 | const char *start = xstrdup(refname); |
2021 | const char *to_free = start; | |
1a34728e KN |
2022 | |
2023 | if (len < 0) { | |
2024 | int i; | |
2025 | const char *p = refname; | |
2026 | ||
2027 | /* Find total no of '/' separated path-components */ | |
2028 | for (i = 0; p[i]; p[i] == '/' ? i++ : *p++) | |
2029 | ; | |
2030 | /* | |
2031 | * The number of components we need to strip is now | |
2032 | * the total minus the components to be left (Plus one | |
2033 | * because we count the number of '/', but the number | |
2034 | * of components is one more than the no of '/'). | |
2035 | */ | |
2036 | remaining = i + len + 1; | |
2037 | } | |
2038 | ||
2039 | while (remaining-- > 0) { | |
2040 | char *p = strrchr(start, '/'); | |
afe8a907 | 2041 | if (!p) { |
f0062d3b OT |
2042 | free((char *)to_free); |
2043 | return xstrdup(""); | |
2044 | } else | |
1a34728e KN |
2045 | p[0] = '\0'; |
2046 | } | |
2047 | return start; | |
2048 | } | |
2049 | ||
a7984101 KN |
2050 | static const char *show_ref(struct refname_atom *atom, const char *refname) |
2051 | { | |
2052 | if (atom->option == R_SHORT) | |
2053 | return shorten_unambiguous_ref(refname, warn_ambiguous_refs); | |
17938f17 KN |
2054 | else if (atom->option == R_LSTRIP) |
2055 | return lstrip_ref_components(refname, atom->lstrip); | |
1a34728e KN |
2056 | else if (atom->option == R_RSTRIP) |
2057 | return rstrip_ref_components(refname, atom->rstrip); | |
a7984101 | 2058 | else |
f0062d3b | 2059 | return xstrdup(refname); |
a7984101 KN |
2060 | } |
2061 | ||
5339bdad KN |
2062 | static void fill_remote_ref_details(struct used_atom *atom, const char *refname, |
2063 | struct branch *branch, const char **s) | |
2064 | { | |
2065 | int num_ours, num_theirs; | |
3ba308cb KN |
2066 | if (atom->u.remote_ref.option == RR_REF) |
2067 | *s = show_ref(&atom->u.remote_ref.refname, refname); | |
7743fcca | 2068 | else if (atom->u.remote_ref.option == RR_TRACK) { |
d7d1b496 | 2069 | if (stat_tracking_info(branch, &num_ours, &num_theirs, |
c646d093 DR |
2070 | NULL, atom->u.remote_ref.push, |
2071 | AHEAD_BEHIND_FULL) < 0) { | |
6eac70fa | 2072 | *s = xstrdup(msgs.gone); |
7743fcca | 2073 | } else if (!num_ours && !num_theirs) |
f0062d3b | 2074 | *s = xstrdup(""); |
5339bdad | 2075 | else if (!num_ours) |
6eac70fa | 2076 | *s = xstrfmt(msgs.behind, num_theirs); |
5339bdad | 2077 | else if (!num_theirs) |
6eac70fa | 2078 | *s = xstrfmt(msgs.ahead, num_ours); |
5339bdad | 2079 | else |
6eac70fa | 2080 | *s = xstrfmt(msgs.ahead_behind, |
5339bdad | 2081 | num_ours, num_theirs); |
7743fcca KN |
2082 | if (!atom->u.remote_ref.nobracket && *s[0]) { |
2083 | const char *to_free = *s; | |
2084 | *s = xstrfmt("[%s]", *s); | |
2085 | free((void *)to_free); | |
2086 | } | |
2087 | } else if (atom->u.remote_ref.option == RR_TRACKSHORT) { | |
d7d1b496 | 2088 | if (stat_tracking_info(branch, &num_ours, &num_theirs, |
c646d093 DR |
2089 | NULL, atom->u.remote_ref.push, |
2090 | AHEAD_BEHIND_FULL) < 0) { | |
f0062d3b | 2091 | *s = xstrdup(""); |
5339bdad | 2092 | return; |
f0062d3b | 2093 | } |
5339bdad | 2094 | if (!num_ours && !num_theirs) |
f0062d3b | 2095 | *s = xstrdup("="); |
5339bdad | 2096 | else if (!num_ours) |
f0062d3b | 2097 | *s = xstrdup("<"); |
5339bdad | 2098 | else if (!num_theirs) |
f0062d3b | 2099 | *s = xstrdup(">"); |
5339bdad | 2100 | else |
f0062d3b | 2101 | *s = xstrdup("<>"); |
cc72385f JS |
2102 | } else if (atom->u.remote_ref.option == RR_REMOTE_NAME) { |
2103 | int explicit; | |
2104 | const char *remote = atom->u.remote_ref.push ? | |
2105 | pushremote_for_branch(branch, &explicit) : | |
2106 | remote_for_branch(branch, &explicit); | |
f0062d3b | 2107 | *s = xstrdup(explicit ? remote : ""); |
9700fae5 | 2108 | } else if (atom->u.remote_ref.option == RR_REMOTE_REF) { |
9700fae5 W |
2109 | const char *merge; |
2110 | ||
af8ccd8a JK |
2111 | merge = remote_ref_for_branch(branch, atom->u.remote_ref.push); |
2112 | *s = xstrdup(merge ? merge : ""); | |
3ba308cb | 2113 | } else |
033abf97 | 2114 | BUG("unhandled RR_* enum"); |
5339bdad KN |
2115 | } |
2116 | ||
d4919bb2 KN |
2117 | char *get_head_description(void) |
2118 | { | |
2119 | struct strbuf desc = STRBUF_INIT; | |
2120 | struct wt_status_state state; | |
2121 | memset(&state, 0, sizeof(state)); | |
78845457 | 2122 | wt_status_get_state(the_repository, &state, 1); |
d4919bb2 | 2123 | if (state.rebase_in_progress || |
a236f900 KS |
2124 | state.rebase_interactive_in_progress) { |
2125 | if (state.branch) | |
2708ce62 | 2126 | strbuf_addf(&desc, _("(no branch, rebasing %s)"), |
a236f900 KS |
2127 | state.branch); |
2128 | else | |
2708ce62 | 2129 | strbuf_addf(&desc, _("(no branch, rebasing detached HEAD %s)"), |
a236f900 KS |
2130 | state.detached_from); |
2131 | } else if (state.bisect_in_progress) | |
2708ce62 | 2132 | strbuf_addf(&desc, _("(no branch, bisect started on %s)"), |
d4919bb2 KN |
2133 | state.branch); |
2134 | else if (state.detached_from) { | |
d4919bb2 | 2135 | if (state.detached_at) |
2708ce62 ÆAB |
2136 | strbuf_addf(&desc, _("(HEAD detached at %s)"), |
2137 | state.detached_from); | |
d4919bb2 | 2138 | else |
2708ce62 ÆAB |
2139 | strbuf_addf(&desc, _("(HEAD detached from %s)"), |
2140 | state.detached_from); | |
2141 | } else | |
2142 | strbuf_addstr(&desc, _("(no branch)")); | |
28438e84 | 2143 | |
abcac2e1 RJ |
2144 | wt_status_state_free_buffers(&state); |
2145 | ||
d4919bb2 KN |
2146 | return strbuf_detach(&desc, NULL); |
2147 | } | |
2148 | ||
a7984101 KN |
2149 | static const char *get_symref(struct used_atom *atom, struct ref_array_item *ref) |
2150 | { | |
2151 | if (!ref->symref) | |
f0062d3b | 2152 | return xstrdup(""); |
a7984101 KN |
2153 | else |
2154 | return show_ref(&atom->u.refname, ref->symref); | |
2155 | } | |
2156 | ||
2157 | static const char *get_refname(struct used_atom *atom, struct ref_array_item *ref) | |
2158 | { | |
2159 | if (ref->kind & FILTER_REFS_DETACHED_HEAD) | |
2160 | return get_head_description(); | |
2161 | return show_ref(&atom->u.refname, ref->refname); | |
5339bdad KN |
2162 | } |
2163 | ||
aa46a0da OT |
2164 | static int get_object(struct ref_array_item *ref, int deref, struct object **obj, |
2165 | struct expand_data *oi, struct strbuf *err) | |
2bbc6e8a | 2166 | { |
04f6ee1a OT |
2167 | /* parse_object_buffer() will set eaten to 0 if free() will be needed */ |
2168 | int eaten = 1; | |
aa46a0da OT |
2169 | if (oi->info.contentp) { |
2170 | /* We need to know that to use parse_object_buffer properly */ | |
2171 | oi->info.sizep = &oi->size; | |
2172 | oi->info.typep = &oi->type; | |
2173 | } | |
2174 | if (oid_object_info_extended(the_repository, &oi->oid, &oi->info, | |
2175 | OBJECT_INFO_LOOKUP_REPLACE)) | |
2176 | return strbuf_addf_ret(err, -1, _("missing object %s for %s"), | |
2177 | oid_to_hex(&oi->oid), ref->refname); | |
5305a553 OT |
2178 | if (oi->info.disk_sizep && oi->disk_size < 0) |
2179 | BUG("Object size is less than zero."); | |
aa46a0da OT |
2180 | |
2181 | if (oi->info.contentp) { | |
c83149ac | 2182 | *obj = parse_object_buffer(the_repository, &oi->oid, oi->type, oi->size, oi->content, &eaten); |
c6854508 | 2183 | if (!*obj) { |
aa46a0da OT |
2184 | if (!eaten) |
2185 | free(oi->content); | |
2186 | return strbuf_addf_ret(err, -1, _("parse_object_buffer failed on %s for %s"), | |
2187 | oid_to_hex(&oi->oid), ref->refname); | |
2188 | } | |
311d0b8e | 2189 | grab_values(ref->value, deref, *obj, oi); |
e2255179 | 2190 | } |
aa46a0da OT |
2191 | |
2192 | grab_common_values(ref->value, deref, oi); | |
2bbc6e8a | 2193 | if (!eaten) |
aa46a0da OT |
2194 | free(oi->content); |
2195 | return 0; | |
2bbc6e8a OT |
2196 | } |
2197 | ||
2582083f NB |
2198 | static void populate_worktree_map(struct hashmap *map, struct worktree **worktrees) |
2199 | { | |
2200 | int i; | |
2201 | ||
2202 | for (i = 0; worktrees[i]; i++) { | |
2203 | if (worktrees[i]->head_ref) { | |
2204 | struct ref_to_worktree_entry *entry; | |
2205 | entry = xmalloc(sizeof(*entry)); | |
2206 | entry->wt = worktrees[i]; | |
d22245a2 EW |
2207 | hashmap_entry_init(&entry->ent, |
2208 | strhash(worktrees[i]->head_ref)); | |
2582083f | 2209 | |
b94e5c1d | 2210 | hashmap_add(map, &entry->ent); |
2582083f NB |
2211 | } |
2212 | } | |
2213 | } | |
2214 | ||
2215 | static void lazy_init_worktree_map(void) | |
2216 | { | |
2217 | if (ref_to_worktree_map.worktrees) | |
2218 | return; | |
2219 | ||
03f2465b | 2220 | ref_to_worktree_map.worktrees = get_worktrees(); |
2582083f NB |
2221 | hashmap_init(&(ref_to_worktree_map.map), ref_to_worktree_map_cmpfnc, NULL, 0); |
2222 | populate_worktree_map(&(ref_to_worktree_map.map), ref_to_worktree_map.worktrees); | |
2223 | } | |
2224 | ||
fe6258c3 | 2225 | static char *get_worktree_path(const struct ref_array_item *ref) |
2582083f | 2226 | { |
f23a4651 | 2227 | struct hashmap_entry entry, *e; |
2582083f NB |
2228 | struct ref_to_worktree_entry *lookup_result; |
2229 | ||
2230 | lazy_init_worktree_map(); | |
2231 | ||
2232 | hashmap_entry_init(&entry, strhash(ref->refname)); | |
f23a4651 | 2233 | e = hashmap_get(&(ref_to_worktree_map.map), &entry, ref->refname); |
2582083f | 2234 | |
f23a4651 | 2235 | if (!e) |
2582083f | 2236 | return xstrdup(""); |
f23a4651 EW |
2237 | |
2238 | lookup_result = container_of(e, struct ref_to_worktree_entry, ent); | |
2239 | ||
2240 | return xstrdup(lookup_result->wt->path); | |
2582083f NB |
2241 | } |
2242 | ||
c95b7585 KN |
2243 | /* |
2244 | * Parse the object referred by ref, and grab needed value. | |
2245 | */ | |
e339611b | 2246 | static int populate_value(struct ref_array_item *ref, struct strbuf *err) |
c95b7585 | 2247 | { |
c95b7585 | 2248 | struct object *obj; |
2bbc6e8a | 2249 | int i; |
aa46a0da | 2250 | struct object_info empty = OBJECT_INFO_INIT; |
49abcd21 | 2251 | int ahead_behind_atoms = 0; |
c95b7585 | 2252 | |
ca56dadb | 2253 | CALLOC_ARRAY(ref->value, used_atom_cnt); |
c95b7585 KN |
2254 | |
2255 | if (need_symref && (ref->flag & REF_ISSYMREF) && !ref->symref) { | |
c95b7585 | 2256 | ref->symref = resolve_refdup(ref->refname, RESOLVE_REF_READING, |
efbd4fdf | 2257 | NULL, NULL); |
c95b7585 | 2258 | if (!ref->symref) |
f0062d3b | 2259 | ref->symref = xstrdup(""); |
c95b7585 KN |
2260 | } |
2261 | ||
2262 | /* Fill in specials first */ | |
2263 | for (i = 0; i < used_atom_cnt; i++) { | |
fd935cc7 | 2264 | struct used_atom *atom = &used_atom[i]; |
1197f1a4 | 2265 | enum atom_type atom_type = atom->atom_type; |
b072add7 | 2266 | const char *name = used_atom[i].name; |
c95b7585 KN |
2267 | struct atom_value *v = &ref->value[i]; |
2268 | int deref = 0; | |
2269 | const char *refname; | |
c95b7585 KN |
2270 | struct branch *branch = NULL; |
2271 | ||
bd0708c7 | 2272 | v->s_size = ATOM_SIZE_UNSPECIFIED; |
63d89fbc | 2273 | v->handler = append_atom; |
6d79cd84 | 2274 | v->value = 0; |
c58fc856 | 2275 | v->atom = atom; |
63d89fbc | 2276 | |
c95b7585 KN |
2277 | if (*name == '*') { |
2278 | deref = 1; | |
2279 | name++; | |
2280 | } | |
2281 | ||
1197f1a4 | 2282 | if (atom_type == ATOM_REFNAME) |
a7984101 | 2283 | refname = get_refname(atom, ref); |
1197f1a4 | 2284 | else if (atom_type == ATOM_WORKTREEPATH) { |
2582083f | 2285 | if (ref->kind == FILTER_REFS_BRANCHES) |
fe6258c3 | 2286 | v->s = get_worktree_path(ref); |
2582083f NB |
2287 | else |
2288 | v->s = xstrdup(""); | |
2289 | continue; | |
2290 | } | |
1197f1a4 | 2291 | else if (atom_type == ATOM_SYMREF) |
a7984101 | 2292 | refname = get_symref(atom, ref); |
1197f1a4 | 2293 | else if (atom_type == ATOM_UPSTREAM) { |
c95b7585 KN |
2294 | const char *branch_name; |
2295 | /* only local branches may have an upstream */ | |
2296 | if (!skip_prefix(ref->refname, "refs/heads/", | |
f0062d3b OT |
2297 | &branch_name)) { |
2298 | v->s = xstrdup(""); | |
c95b7585 | 2299 | continue; |
f0062d3b | 2300 | } |
c95b7585 KN |
2301 | branch = branch_get(branch_name); |
2302 | ||
2303 | refname = branch_get_upstream(branch, NULL); | |
5339bdad KN |
2304 | if (refname) |
2305 | fill_remote_ref_details(atom, refname, branch, &v->s); | |
f0062d3b OT |
2306 | else |
2307 | v->s = xstrdup(""); | |
5339bdad | 2308 | continue; |
1197f1a4 | 2309 | } else if (atom_type == ATOM_PUSH && atom->u.remote_ref.push) { |
c95b7585 | 2310 | const char *branch_name; |
f0062d3b | 2311 | v->s = xstrdup(""); |
c95b7585 KN |
2312 | if (!skip_prefix(ref->refname, "refs/heads/", |
2313 | &branch_name)) | |
2314 | continue; | |
2315 | branch = branch_get(branch_name); | |
2316 | ||
cc72385f JS |
2317 | if (atom->u.remote_ref.push_remote) |
2318 | refname = NULL; | |
2319 | else { | |
2320 | refname = branch_get_push(branch, NULL); | |
2321 | if (!refname) | |
2322 | continue; | |
2323 | } | |
f0062d3b OT |
2324 | /* We will definitely re-init v->s on the next line. */ |
2325 | free((char *)v->s); | |
5339bdad KN |
2326 | fill_remote_ref_details(atom, refname, branch, &v->s); |
2327 | continue; | |
1197f1a4 | 2328 | } else if (atom_type == ATOM_COLOR) { |
f0062d3b | 2329 | v->s = xstrdup(atom->u.color); |
c95b7585 | 2330 | continue; |
1197f1a4 | 2331 | } else if (atom_type == ATOM_FLAG) { |
c95b7585 KN |
2332 | char buf[256], *cp = buf; |
2333 | if (ref->flag & REF_ISSYMREF) | |
2334 | cp = copy_advance(cp, ",symref"); | |
2335 | if (ref->flag & REF_ISPACKED) | |
2336 | cp = copy_advance(cp, ",packed"); | |
2337 | if (cp == buf) | |
f0062d3b | 2338 | v->s = xstrdup(""); |
c95b7585 KN |
2339 | else { |
2340 | *cp = '\0'; | |
2341 | v->s = xstrdup(buf + 1); | |
2342 | } | |
2343 | continue; | |
1197f1a4 ZH |
2344 | } else if (!deref && atom_type == ATOM_OBJECTNAME && |
2345 | grab_oid(name, "objectname", &ref->objectname, v, atom)) { | |
2346 | continue; | |
2347 | } else if (atom_type == ATOM_HEAD) { | |
613a0e52 | 2348 | if (atom->u.head && !strcmp(ref->refname, atom->u.head)) |
f0062d3b | 2349 | v->s = xstrdup("*"); |
c95b7585 | 2350 | else |
f0062d3b | 2351 | v->s = xstrdup(" "); |
c95b7585 | 2352 | continue; |
1197f1a4 | 2353 | } else if (atom_type == ATOM_ALIGN) { |
ce592082 | 2354 | v->handler = align_atom_handler; |
f0062d3b | 2355 | v->s = xstrdup(""); |
ce592082 | 2356 | continue; |
1197f1a4 | 2357 | } else if (atom_type == ATOM_END) { |
ce592082 | 2358 | v->handler = end_atom_handler; |
f0062d3b | 2359 | v->s = xstrdup(""); |
ce592082 | 2360 | continue; |
1197f1a4 | 2361 | } else if (atom_type == ATOM_IF) { |
4f3e3b37 | 2362 | const char *s; |
4f3e3b37 KN |
2363 | if (skip_prefix(name, "if:", &s)) |
2364 | v->s = xstrdup(s); | |
f0062d3b OT |
2365 | else |
2366 | v->s = xstrdup(""); | |
c58492d4 KN |
2367 | v->handler = if_atom_handler; |
2368 | continue; | |
1197f1a4 | 2369 | } else if (atom_type == ATOM_THEN) { |
c58492d4 | 2370 | v->handler = then_atom_handler; |
f0062d3b | 2371 | v->s = xstrdup(""); |
c58492d4 | 2372 | continue; |
1197f1a4 | 2373 | } else if (atom_type == ATOM_ELSE) { |
c58492d4 | 2374 | v->handler = else_atom_handler; |
f0062d3b | 2375 | v->s = xstrdup(""); |
c58492d4 | 2376 | continue; |
b9dee075 ZH |
2377 | } else if (atom_type == ATOM_REST) { |
2378 | if (ref->rest) | |
2379 | v->s = xstrdup(ref->rest); | |
2380 | else | |
2381 | v->s = xstrdup(""); | |
2382 | continue; | |
49abcd21 DS |
2383 | } else if (atom_type == ATOM_AHEADBEHIND) { |
2384 | if (ref->counts) { | |
2385 | const struct ahead_behind_count *count; | |
2386 | count = ref->counts[ahead_behind_atoms++]; | |
2387 | v->s = xstrfmt("%d %d", count->ahead, count->behind); | |
2388 | } else { | |
2389 | /* Not a commit. */ | |
2390 | v->s = xstrdup(""); | |
2391 | } | |
2392 | continue; | |
c95b7585 KN |
2393 | } else |
2394 | continue; | |
2395 | ||
c95b7585 | 2396 | if (!deref) |
f0062d3b | 2397 | v->s = xstrdup(refname); |
a5e03bf5 JK |
2398 | else |
2399 | v->s = xstrfmt("%s^{}", refname); | |
f0062d3b | 2400 | free((char *)refname); |
c95b7585 KN |
2401 | } |
2402 | ||
2403 | for (i = 0; i < used_atom_cnt; i++) { | |
2404 | struct atom_value *v = &ref->value[i]; | |
aa46a0da OT |
2405 | if (v->s == NULL && used_atom[i].source == SOURCE_NONE) |
2406 | return strbuf_addf_ret(err, -1, _("missing object %s for %s"), | |
2407 | oid_to_hex(&ref->objectname), ref->refname); | |
c95b7585 | 2408 | } |
aa46a0da OT |
2409 | |
2410 | if (need_tagged) | |
2411 | oi.info.contentp = &oi.content; | |
2412 | if (!memcmp(&oi.info, &empty, sizeof(empty)) && | |
2413 | !memcmp(&oi_deref.info, &empty, sizeof(empty))) | |
e339611b | 2414 | return 0; |
c95b7585 | 2415 | |
aa46a0da OT |
2416 | |
2417 | oi.oid = ref->objectname; | |
2418 | if (get_object(ref, 0, &obj, &oi, err)) | |
e339611b | 2419 | return -1; |
c95b7585 KN |
2420 | |
2421 | /* | |
2422 | * If there is no atom that wants to know about tagged | |
2423 | * object, we are done. | |
2424 | */ | |
2425 | if (!need_tagged || (obj->type != OBJ_TAG)) | |
e339611b | 2426 | return 0; |
c95b7585 KN |
2427 | |
2428 | /* | |
2429 | * If it is a tag object, see if we use a value that derefs | |
2430 | * the object, and if we do grab the object it refers to. | |
2431 | */ | |
c77722b3 | 2432 | oi_deref.oid = *get_tagged_oid((struct tag *)obj); |
c95b7585 KN |
2433 | |
2434 | /* | |
2435 | * NEEDSWORK: This derefs tag only once, which | |
2436 | * is good to deal with chains of trust, but | |
2437 | * is not consistent with what deref_tag() does | |
2438 | * which peels the onion to the core. | |
2439 | */ | |
aa46a0da | 2440 | return get_object(ref, 1, &obj, &oi_deref, err); |
c95b7585 KN |
2441 | } |
2442 | ||
2443 | /* | |
2444 | * Given a ref, return the value for the atom. This lazily gets value | |
2445 | * out of the object by calling populate value. | |
2446 | */ | |
e339611b OT |
2447 | static int get_ref_atom_value(struct ref_array_item *ref, int atom, |
2448 | struct atom_value **v, struct strbuf *err) | |
c95b7585 KN |
2449 | { |
2450 | if (!ref->value) { | |
e339611b OT |
2451 | if (populate_value(ref, err)) |
2452 | return -1; | |
c95b7585 KN |
2453 | fill_missing_values(ref->value); |
2454 | } | |
2455 | *v = &ref->value[atom]; | |
e339611b | 2456 | return 0; |
c95b7585 KN |
2457 | } |
2458 | ||
bef0e12b KN |
2459 | /* |
2460 | * Return 1 if the refname matches one of the patterns, otherwise 0. | |
2461 | * A pattern can be a literal prefix (e.g. a refname "refs/heads/master" | |
2462 | * matches a pattern "refs/heads/mas") or a wildcard (e.g. the same ref | |
2463 | * matches "refs/heads/mas*", too). | |
2464 | */ | |
284c55de JK |
2465 | static int match_pattern(const char **patterns, const char *refname, |
2466 | int ignore_case) | |
bef0e12b | 2467 | { |
3bb16a8b NTND |
2468 | unsigned flags = 0; |
2469 | ||
284c55de | 2470 | if (ignore_case) |
3bb16a8b NTND |
2471 | flags |= WM_CASEFOLD; |
2472 | ||
bef0e12b KN |
2473 | /* |
2474 | * When no '--format' option is given we need to skip the prefix | |
2475 | * for matching refs of tags and branches. | |
2476 | */ | |
2477 | (void)(skip_prefix(refname, "refs/tags/", &refname) || | |
2478 | skip_prefix(refname, "refs/heads/", &refname) || | |
2479 | skip_prefix(refname, "refs/remotes/", &refname) || | |
2480 | skip_prefix(refname, "refs/", &refname)); | |
2481 | ||
2482 | for (; *patterns; patterns++) { | |
55d34269 | 2483 | if (!wildmatch(*patterns, refname, flags)) |
bef0e12b KN |
2484 | return 1; |
2485 | } | |
2486 | return 0; | |
2487 | } | |
2488 | ||
c95b7585 KN |
2489 | /* |
2490 | * Return 1 if the refname matches one of the patterns, otherwise 0. | |
2491 | * A pattern can be path prefix (e.g. a refname "refs/heads/master" | |
bef0e12b KN |
2492 | * matches a pattern "refs/heads/" but not "refs/heads/m") or a |
2493 | * wildcard (e.g. the same ref matches "refs/heads/m*", too). | |
c95b7585 | 2494 | */ |
284c55de JK |
2495 | static int match_name_as_path(const char **pattern, const char *refname, |
2496 | int ignore_case) | |
c95b7585 KN |
2497 | { |
2498 | int namelen = strlen(refname); | |
3bb16a8b NTND |
2499 | unsigned flags = WM_PATHNAME; |
2500 | ||
284c55de | 2501 | if (ignore_case) |
3bb16a8b NTND |
2502 | flags |= WM_CASEFOLD; |
2503 | ||
c95b7585 KN |
2504 | for (; *pattern; pattern++) { |
2505 | const char *p = *pattern; | |
2506 | int plen = strlen(p); | |
2507 | ||
2508 | if ((plen <= namelen) && | |
2509 | !strncmp(refname, p, plen) && | |
2510 | (refname[plen] == '\0' || | |
2511 | refname[plen] == '/' || | |
2512 | p[plen-1] == '/')) | |
2513 | return 1; | |
639ab5ef | 2514 | if (!wildmatch(p, refname, flags)) |
c95b7585 KN |
2515 | return 1; |
2516 | } | |
2517 | return 0; | |
2518 | } | |
2519 | ||
bef0e12b KN |
2520 | /* Return 1 if the refname matches one of the patterns, otherwise 0. */ |
2521 | static int filter_pattern_match(struct ref_filter *filter, const char *refname) | |
2522 | { | |
2523 | if (!*filter->name_patterns) | |
2524 | return 1; /* No pattern always matches */ | |
2525 | if (filter->match_as_path) | |
284c55de JK |
2526 | return match_name_as_path(filter->name_patterns, refname, |
2527 | filter->ignore_case); | |
2528 | return match_pattern(filter->name_patterns, refname, | |
2529 | filter->ignore_case); | |
bef0e12b KN |
2530 | } |
2531 | ||
8255dd8a TB |
2532 | static int filter_exclude_match(struct ref_filter *filter, const char *refname) |
2533 | { | |
2534 | if (!filter->exclude.nr) | |
2535 | return 0; | |
2536 | if (filter->match_as_path) | |
2537 | return match_name_as_path(filter->exclude.v, refname, | |
2538 | filter->ignore_case); | |
2539 | return match_pattern(filter->exclude.v, refname, filter->ignore_case); | |
bef0e12b KN |
2540 | } |
2541 | ||
cfe004a5 JK |
2542 | /* |
2543 | * This is the same as for_each_fullref_in(), but it tries to iterate | |
2544 | * only over the patterns we'll care about. Note that it _doesn't_ do a full | |
2545 | * pattern match, so the callback still has to match each ref individually. | |
2546 | */ | |
2547 | static int for_each_fullref_in_pattern(struct ref_filter *filter, | |
2548 | each_ref_fn cb, | |
67985e4e | 2549 | void *cb_data) |
cfe004a5 | 2550 | { |
cfe004a5 JK |
2551 | if (!filter->match_as_path) { |
2552 | /* | |
2553 | * in this case, the patterns are applied after | |
2554 | * prefixes like "refs/heads/" etc. are stripped off, | |
2555 | * so we have to look at everything: | |
2556 | */ | |
67985e4e | 2557 | return for_each_fullref_in("", cb, cb_data); |
cfe004a5 JK |
2558 | } |
2559 | ||
e674eb25 JK |
2560 | if (filter->ignore_case) { |
2561 | /* | |
2562 | * we can't handle case-insensitive comparisons, | |
2563 | * so just return everything and let the caller | |
2564 | * sort it out. | |
2565 | */ | |
67985e4e | 2566 | return for_each_fullref_in("", cb, cb_data); |
e674eb25 JK |
2567 | } |
2568 | ||
cfe004a5 JK |
2569 | if (!filter->name_patterns[0]) { |
2570 | /* no patterns; we have to look at everything */ | |
59c35fac TB |
2571 | return refs_for_each_fullref_in(get_main_ref_store(the_repository), |
2572 | "", filter->exclude.v, cb, cb_data); | |
cfe004a5 JK |
2573 | } |
2574 | ||
91e2ab15 JK |
2575 | return refs_for_each_fullref_in_prefixes(get_main_ref_store(the_repository), |
2576 | NULL, filter->name_patterns, | |
59c35fac | 2577 | filter->exclude.v, |
91e2ab15 | 2578 | cb, cb_data); |
cfe004a5 JK |
2579 | } |
2580 | ||
68411046 | 2581 | /* |
c79eddf5 JK |
2582 | * Given a ref (oid, refname), check if the ref belongs to the array |
2583 | * of oids. If the given ref is a tag, check if the given tag points | |
d9e00621 JK |
2584 | * at one of the oids in the given oid array. Returns non-zero if a |
2585 | * match is found. | |
2586 | * | |
68411046 | 2587 | * NEEDSWORK: |
468887f0 | 2588 | * As the refs are cached we might know what refname peels to without |
68411046 KN |
2589 | * the need to parse the object via parse_object(). peel_ref() might be a |
2590 | * more efficient alternative to obtain the pointee. | |
2591 | */ | |
d9e00621 JK |
2592 | static int match_points_at(struct oid_array *points_at, |
2593 | const struct object_id *oid, | |
2594 | const char *refname) | |
68411046 | 2595 | { |
68411046 KN |
2596 | struct object *obj; |
2597 | ||
910650d2 | 2598 | if (oid_array_lookup(points_at, oid) >= 0) |
d9e00621 | 2599 | return 1; |
870eb53a JK |
2600 | obj = parse_object_with_flags(the_repository, oid, |
2601 | PARSE_OBJECT_SKIP_HASH_CHECK); | |
468887f0 | 2602 | while (obj && obj->type == OBJ_TAG) { |
b9584c58 JK |
2603 | struct tag *tag = (struct tag *)obj; |
2604 | ||
2605 | if (parse_tag(tag) < 0) { | |
2606 | obj = NULL; | |
2607 | break; | |
2608 | } | |
2609 | ||
d9e00621 JK |
2610 | if (oid_array_lookup(points_at, get_tagged_oid(tag)) >= 0) |
2611 | return 1; | |
b9584c58 JK |
2612 | |
2613 | obj = tag->tagged; | |
468887f0 | 2614 | } |
68411046 KN |
2615 | if (!obj) |
2616 | die(_("malformed object at '%s'"), refname); | |
d9e00621 | 2617 | return 0; |
68411046 KN |
2618 | } |
2619 | ||
0ffaa00f JK |
2620 | /* |
2621 | * Allocate space for a new ref_array_item and copy the name and oid to it. | |
2622 | * | |
2623 | * Callers can then fill in other struct members at their leisure. | |
2624 | */ | |
c95b7585 | 2625 | static struct ref_array_item *new_ref_array_item(const char *refname, |
0ffaa00f | 2626 | const struct object_id *oid) |
c95b7585 | 2627 | { |
96ffc06f | 2628 | struct ref_array_item *ref; |
0ffaa00f | 2629 | |
96ffc06f | 2630 | FLEX_ALLOC_STR(ref, refname, refname); |
53df97a2 | 2631 | oidcpy(&ref->objectname, oid); |
b9dee075 | 2632 | ref->rest = NULL; |
c95b7585 KN |
2633 | |
2634 | return ref; | |
2635 | } | |
2636 | ||
427cbc9d JK |
2637 | struct ref_array_item *ref_array_push(struct ref_array *array, |
2638 | const char *refname, | |
2639 | const struct object_id *oid) | |
2640 | { | |
2641 | struct ref_array_item *ref = new_ref_array_item(refname, oid); | |
2642 | ||
2643 | ALLOC_GROW(array->items, array->nr + 1, array->alloc); | |
2644 | array->items[array->nr++] = ref; | |
c95b7585 KN |
2645 | |
2646 | return ref; | |
2647 | } | |
2648 | ||
2111aa79 | 2649 | static int ref_kind_from_refname(const char *refname) |
5b4f2851 KN |
2650 | { |
2651 | unsigned int i; | |
2652 | ||
2653 | static struct { | |
2654 | const char *prefix; | |
2655 | unsigned int kind; | |
2656 | } ref_kind[] = { | |
2657 | { "refs/heads/" , FILTER_REFS_BRANCHES }, | |
2658 | { "refs/remotes/" , FILTER_REFS_REMOTES }, | |
2659 | { "refs/tags/", FILTER_REFS_TAGS} | |
2660 | }; | |
2661 | ||
2111aa79 | 2662 | if (!strcmp(refname, "HEAD")) |
5b4f2851 KN |
2663 | return FILTER_REFS_DETACHED_HEAD; |
2664 | ||
2665 | for (i = 0; i < ARRAY_SIZE(ref_kind); i++) { | |
2666 | if (starts_with(refname, ref_kind[i].prefix)) | |
2667 | return ref_kind[i].kind; | |
2668 | } | |
2669 | ||
2670 | return FILTER_REFS_OTHERS; | |
2671 | } | |
2672 | ||
2111aa79 LP |
2673 | static int filter_ref_kind(struct ref_filter *filter, const char *refname) |
2674 | { | |
2675 | if (filter->kind == FILTER_REFS_BRANCHES || | |
2676 | filter->kind == FILTER_REFS_REMOTES || | |
2677 | filter->kind == FILTER_REFS_TAGS) | |
2678 | return filter->kind; | |
2679 | return ref_kind_from_refname(refname); | |
2680 | } | |
2681 | ||
920f93ca DS |
2682 | struct ref_filter_cbdata { |
2683 | struct ref_array *array; | |
2684 | struct ref_filter *filter; | |
2685 | struct contains_cache contains_cache; | |
2686 | struct contains_cache no_contains_cache; | |
2687 | }; | |
2688 | ||
c95b7585 KN |
2689 | /* |
2690 | * A call-back given to for_each_ref(). Filter refs and keep them for | |
2691 | * later object processing. | |
2692 | */ | |
14de7fba | 2693 | static int ref_filter_handler(const char *refname, const struct object_id *oid, int flag, void *cb_data) |
c95b7585 KN |
2694 | { |
2695 | struct ref_filter_cbdata *ref_cbdata = cb_data; | |
14de7fba | 2696 | struct ref_filter *filter = ref_cbdata->filter; |
c95b7585 | 2697 | struct ref_array_item *ref; |
35257aa0 | 2698 | struct commit *commit = NULL; |
5b4f2851 | 2699 | unsigned int kind; |
c95b7585 KN |
2700 | |
2701 | if (flag & REF_BAD_NAME) { | |
1823c619 | 2702 | warning(_("ignoring ref with broken name %s"), refname); |
c95b7585 KN |
2703 | return 0; |
2704 | } | |
2705 | ||
7ebc8cbe | 2706 | if (flag & REF_ISBROKEN) { |
1823c619 | 2707 | warning(_("ignoring broken ref %s"), refname); |
7ebc8cbe JH |
2708 | return 0; |
2709 | } | |
2710 | ||
5b4f2851 KN |
2711 | /* Obtain the current ref kind from filter_ref_kind() and ignore unwanted refs. */ |
2712 | kind = filter_ref_kind(filter, refname); | |
2713 | if (!(kind & filter->kind)) | |
2714 | return 0; | |
2715 | ||
bef0e12b | 2716 | if (!filter_pattern_match(filter, refname)) |
c95b7585 KN |
2717 | return 0; |
2718 | ||
8255dd8a TB |
2719 | if (filter_exclude_match(filter, refname)) |
2720 | return 0; | |
2721 | ||
4ce3621a | 2722 | if (filter->points_at.nr && !match_points_at(&filter->points_at, oid, refname)) |
68411046 KN |
2723 | return 0; |
2724 | ||
35257aa0 KN |
2725 | /* |
2726 | * A merge filter is applied on refs pointing to commits. Hence | |
2727 | * obtain the commit using the 'oid' available and discard all | |
2728 | * non-commits early. The actual filtering is done later. | |
2729 | */ | |
21bf9339 AL |
2730 | if (filter->reachable_from || filter->unreachable_from || |
2731 | filter->with_commit || filter->no_commit || filter->verbose) { | |
2732 | commit = lookup_commit_reference_gently(the_repository, oid, 1); | |
35257aa0 KN |
2733 | if (!commit) |
2734 | return 0; | |
ac3f5a34 | 2735 | /* We perform the filtering for the '--contains' option... */ |
ee2bd06b | 2736 | if (filter->with_commit && |
ac3f5a34 ÆAB |
2737 | !commit_contains(filter, commit, filter->with_commit, &ref_cbdata->contains_cache)) |
2738 | return 0; | |
2739 | /* ...or for the `--no-contains' option */ | |
2740 | if (filter->no_commit && | |
2741 | commit_contains(filter, commit, filter->no_commit, &ref_cbdata->no_contains_cache)) | |
ee2bd06b | 2742 | return 0; |
35257aa0 KN |
2743 | } |
2744 | ||
c95b7585 KN |
2745 | /* |
2746 | * We do not open the object yet; sort may only need refname | |
2747 | * to do its job and the resulting list may yet to be pruned | |
2748 | * by maxcount logic. | |
2749 | */ | |
427cbc9d | 2750 | ref = ref_array_push(ref_cbdata->array, refname, oid); |
35257aa0 | 2751 | ref->commit = commit; |
0ffaa00f | 2752 | ref->flag = flag; |
5b4f2851 | 2753 | ref->kind = kind; |
c95b7585 | 2754 | |
c95b7585 KN |
2755 | return 0; |
2756 | } | |
2757 | ||
2758 | /* Free memory allocated for a ref_array_item */ | |
2759 | static void free_array_item(struct ref_array_item *item) | |
2760 | { | |
2761 | free((char *)item->symref); | |
f0062d3b | 2762 | if (item->value) { |
14d30cdf MÅ |
2763 | int i; |
2764 | for (i = 0; i < used_atom_cnt; i++) | |
2765 | free((char *)item->value[i].s); | |
f0062d3b OT |
2766 | free(item->value); |
2767 | } | |
49abcd21 | 2768 | free(item->counts); |
c95b7585 KN |
2769 | free(item); |
2770 | } | |
2771 | ||
2772 | /* Free all memory allocated for ref_array */ | |
2773 | void ref_array_clear(struct ref_array *array) | |
2774 | { | |
2775 | int i; | |
2776 | ||
2777 | for (i = 0; i < array->nr; i++) | |
2778 | free_array_item(array->items[i]); | |
6a83d902 | 2779 | FREE_AND_NULL(array->items); |
c95b7585 | 2780 | array->nr = array->alloc = 0; |
14d30cdf | 2781 | |
d7cf4188 AH |
2782 | for (i = 0; i < used_atom_cnt; i++) { |
2783 | struct used_atom *atom = &used_atom[i]; | |
2784 | if (atom->atom_type == ATOM_HEAD) | |
2785 | free(atom->u.head); | |
2786 | free((char *)atom->name); | |
2787 | } | |
14d30cdf MÅ |
2788 | FREE_AND_NULL(used_atom); |
2789 | used_atom_cnt = 0; | |
2790 | ||
2582083f | 2791 | if (ref_to_worktree_map.worktrees) { |
6da1a258 | 2792 | hashmap_clear_and_free(&(ref_to_worktree_map.map), |
c8e424c9 | 2793 | struct ref_to_worktree_entry, ent); |
2582083f NB |
2794 | free_worktrees(ref_to_worktree_map.worktrees); |
2795 | ref_to_worktree_map.worktrees = NULL; | |
2796 | } | |
49abcd21 DS |
2797 | |
2798 | FREE_AND_NULL(array->counts); | |
c95b7585 KN |
2799 | } |
2800 | ||
a1b19aa5 AL |
2801 | #define EXCLUDE_REACHED 0 |
2802 | #define INCLUDE_REACHED 1 | |
2803 | static void reach_filter(struct ref_array *array, | |
311bfe18 | 2804 | struct commit_list **check_reachable, |
a1b19aa5 | 2805 | int include_reached) |
35257aa0 | 2806 | { |
35257aa0 | 2807 | int i, old_nr; |
5336d506 | 2808 | struct commit **to_clear; |
21bf9339 | 2809 | |
311bfe18 | 2810 | if (!*check_reachable) |
21bf9339 | 2811 | return; |
35257aa0 | 2812 | |
ca56dadb | 2813 | CALLOC_ARRAY(to_clear, array->nr); |
35257aa0 KN |
2814 | for (i = 0; i < array->nr; i++) { |
2815 | struct ref_array_item *item = array->items[i]; | |
35257aa0 KN |
2816 | to_clear[i] = item->commit; |
2817 | } | |
2818 | ||
cbfe360b | 2819 | tips_reachable_from_bases(the_repository, |
311bfe18 | 2820 | *check_reachable, |
cbfe360b DS |
2821 | to_clear, array->nr, |
2822 | UNINTERESTING); | |
35257aa0 KN |
2823 | |
2824 | old_nr = array->nr; | |
2825 | array->nr = 0; | |
2826 | ||
2827 | for (i = 0; i < old_nr; i++) { | |
2828 | struct ref_array_item *item = array->items[i]; | |
2829 | struct commit *commit = item->commit; | |
2830 | ||
2831 | int is_merged = !!(commit->object.flags & UNINTERESTING); | |
2832 | ||
a1b19aa5 | 2833 | if (is_merged == include_reached) |
35257aa0 KN |
2834 | array->items[array->nr++] = array->items[i]; |
2835 | else | |
2836 | free_array_item(item); | |
2837 | } | |
2838 | ||
5dee6d6f | 2839 | clear_commit_marks_many(old_nr, to_clear, ALL_REV_FLAGS); |
21bf9339 | 2840 | |
311bfe18 JK |
2841 | while (*check_reachable) { |
2842 | struct commit *merge_commit = pop_commit(check_reachable); | |
21bf9339 AL |
2843 | clear_commit_marks(merge_commit, ALL_REV_FLAGS); |
2844 | } | |
2845 | ||
35257aa0 KN |
2846 | free(to_clear); |
2847 | } | |
2848 | ||
49abcd21 DS |
2849 | void filter_ahead_behind(struct repository *r, |
2850 | struct ref_format *format, | |
2851 | struct ref_array *array) | |
2852 | { | |
2853 | struct commit **commits; | |
2854 | size_t commits_nr = format->bases.nr + array->nr; | |
2855 | ||
2856 | if (!format->bases.nr || !array->nr) | |
2857 | return; | |
2858 | ||
2859 | ALLOC_ARRAY(commits, commits_nr); | |
2860 | for (size_t i = 0; i < format->bases.nr; i++) | |
2861 | commits[i] = format->bases.items[i].util; | |
2862 | ||
2863 | ALLOC_ARRAY(array->counts, st_mult(format->bases.nr, array->nr)); | |
2864 | ||
2865 | commits_nr = format->bases.nr; | |
2866 | array->counts_nr = 0; | |
2867 | for (size_t i = 0; i < array->nr; i++) { | |
2868 | const char *name = array->items[i]->refname; | |
2869 | commits[commits_nr] = lookup_commit_reference_by_name(name); | |
2870 | ||
2871 | if (!commits[commits_nr]) | |
2872 | continue; | |
2873 | ||
2874 | CALLOC_ARRAY(array->items[i]->counts, format->bases.nr); | |
2875 | for (size_t j = 0; j < format->bases.nr; j++) { | |
2876 | struct ahead_behind_count *count; | |
2877 | count = &array->counts[array->counts_nr++]; | |
2878 | count->tip_index = commits_nr; | |
2879 | count->base_index = j; | |
2880 | ||
2881 | array->items[i]->counts[j] = count; | |
2882 | } | |
2883 | commits_nr++; | |
2884 | } | |
2885 | ||
2886 | ahead_behind(r, commits, commits_nr, array->counts, array->counts_nr); | |
2887 | free(commits); | |
2888 | } | |
2889 | ||
14de7fba KN |
2890 | /* |
2891 | * API for filtering a set of refs. Based on the type of refs the user | |
2892 | * has requested, we iterate through those refs and apply filters | |
2893 | * as per the given ref_filter structure and finally store the | |
2894 | * filtered refs in the ref_array structure. | |
2895 | */ | |
2896 | int filter_refs(struct ref_array *array, struct ref_filter *filter, unsigned int type) | |
2897 | { | |
2898 | struct ref_filter_cbdata ref_cbdata; | |
359b01ca | 2899 | int save_commit_buffer_orig; |
35257aa0 | 2900 | int ret = 0; |
14de7fba KN |
2901 | |
2902 | ref_cbdata.array = array; | |
2903 | ref_cbdata.filter = filter; | |
2904 | ||
5b4f2851 KN |
2905 | filter->kind = type & FILTER_REFS_KIND_MASK; |
2906 | ||
359b01ca JK |
2907 | save_commit_buffer_orig = save_commit_buffer; |
2908 | save_commit_buffer = 0; | |
2909 | ||
a91aca44 | 2910 | init_contains_cache(&ref_cbdata.contains_cache); |
ac3f5a34 | 2911 | init_contains_cache(&ref_cbdata.no_contains_cache); |
a91aca44 | 2912 | |
35257aa0 | 2913 | /* Simple per-ref filtering */ |
5b4f2851 | 2914 | if (!filter->kind) |
14de7fba | 2915 | die("filter_refs: invalid type"); |
5b4f2851 KN |
2916 | else { |
2917 | /* | |
2918 | * For common cases where we need only branches or remotes or tags, | |
2919 | * we only iterate through those refs. If a mix of refs is needed, | |
2920 | * we iterate over all refs and filter out required refs with the help | |
2921 | * of filter_ref_kind(). | |
2922 | */ | |
2923 | if (filter->kind == FILTER_REFS_BRANCHES) | |
67985e4e | 2924 | ret = for_each_fullref_in("refs/heads/", ref_filter_handler, &ref_cbdata); |
5b4f2851 | 2925 | else if (filter->kind == FILTER_REFS_REMOTES) |
67985e4e | 2926 | ret = for_each_fullref_in("refs/remotes/", ref_filter_handler, &ref_cbdata); |
5b4f2851 | 2927 | else if (filter->kind == FILTER_REFS_TAGS) |
67985e4e | 2928 | ret = for_each_fullref_in("refs/tags/", ref_filter_handler, &ref_cbdata); |
5b4f2851 | 2929 | else if (filter->kind & FILTER_REFS_ALL) |
67985e4e | 2930 | ret = for_each_fullref_in_pattern(filter, ref_filter_handler, &ref_cbdata); |
5b4f2851 KN |
2931 | if (!ret && (filter->kind & FILTER_REFS_DETACHED_HEAD)) |
2932 | head_ref(ref_filter_handler, &ref_cbdata); | |
2933 | } | |
2934 | ||
a91aca44 | 2935 | clear_contains_cache(&ref_cbdata.contains_cache); |
ac3f5a34 | 2936 | clear_contains_cache(&ref_cbdata.no_contains_cache); |
35257aa0 KN |
2937 | |
2938 | /* Filters that need revision walking */ | |
311bfe18 JK |
2939 | reach_filter(array, &filter->reachable_from, INCLUDE_REACHED); |
2940 | reach_filter(array, &filter->unreachable_from, EXCLUDE_REACHED); | |
35257aa0 | 2941 | |
359b01ca | 2942 | save_commit_buffer = save_commit_buffer_orig; |
35257aa0 | 2943 | return ret; |
14de7fba KN |
2944 | } |
2945 | ||
2708ce62 ÆAB |
2946 | static int compare_detached_head(struct ref_array_item *a, struct ref_array_item *b) |
2947 | { | |
2948 | if (!(a->kind ^ b->kind)) | |
2949 | BUG("ref_kind_from_refname() should only mark one ref as HEAD"); | |
2950 | if (a->kind & FILTER_REFS_DETACHED_HEAD) | |
2951 | return -1; | |
2952 | else if (b->kind & FILTER_REFS_DETACHED_HEAD) | |
2953 | return 1; | |
2954 | BUG("should have died in the xor check above"); | |
2955 | return 0; | |
2956 | } | |
2957 | ||
bd0708c7 ZH |
2958 | static int memcasecmp(const void *vs1, const void *vs2, size_t n) |
2959 | { | |
2960 | const char *s1 = vs1, *s2 = vs2; | |
2961 | const char *end = s1 + n; | |
2962 | ||
2963 | for (; s1 < end; s1++, s2++) { | |
2964 | int diff = tolower(*s1) - tolower(*s2); | |
2965 | if (diff) | |
2966 | return diff; | |
2967 | } | |
2968 | return 0; | |
2969 | } | |
2970 | ||
98e7ab6d JH |
2971 | struct ref_sorting { |
2972 | struct ref_sorting *next; | |
2973 | int atom; /* index into used_atom array (internal) */ | |
2974 | enum ref_sorting_order sort_flags; | |
2975 | }; | |
2976 | ||
c95b7585 KN |
2977 | static int cmp_ref_sorting(struct ref_sorting *s, struct ref_array_item *a, struct ref_array_item *b) |
2978 | { | |
2979 | struct atom_value *va, *vb; | |
2980 | int cmp; | |
4045f659 | 2981 | int cmp_detached_head = 0; |
b072add7 | 2982 | cmp_type cmp_type = used_atom[s->atom].type; |
e339611b | 2983 | struct strbuf err = STRBUF_INIT; |
c95b7585 | 2984 | |
e339611b OT |
2985 | if (get_ref_atom_value(a, s->atom, &va, &err)) |
2986 | die("%s", err.buf); | |
2987 | if (get_ref_atom_value(b, s->atom, &vb, &err)) | |
2988 | die("%s", err.buf); | |
2989 | strbuf_release(&err); | |
2708ce62 ÆAB |
2990 | if (s->sort_flags & REF_SORTING_DETACHED_HEAD_FIRST && |
2991 | ((a->kind | b->kind) & FILTER_REFS_DETACHED_HEAD)) { | |
2992 | cmp = compare_detached_head(a, b); | |
4045f659 | 2993 | cmp_detached_head = 1; |
2708ce62 | 2994 | } else if (s->sort_flags & REF_SORTING_VERSION) { |
90c00408 | 2995 | cmp = versioncmp(va->s, vb->s); |
75c50e59 | 2996 | } else if (cmp_type == FIELD_STR) { |
bd0708c7 ZH |
2997 | if (va->s_size < 0 && vb->s_size < 0) { |
2998 | int (*cmp_fn)(const char *, const char *); | |
2999 | cmp_fn = s->sort_flags & REF_SORTING_ICASE | |
3000 | ? strcasecmp : strcmp; | |
3001 | cmp = cmp_fn(va->s, vb->s); | |
3002 | } else { | |
3003 | size_t a_size = va->s_size < 0 ? | |
3004 | strlen(va->s) : va->s_size; | |
3005 | size_t b_size = vb->s_size < 0 ? | |
3006 | strlen(vb->s) : vb->s_size; | |
3007 | int (*cmp_fn)(const void *, const void *, size_t); | |
3008 | cmp_fn = s->sort_flags & REF_SORTING_ICASE | |
3009 | ? memcasecmp : memcmp; | |
3010 | ||
3011 | cmp = cmp_fn(va->s, vb->s, b_size > a_size ? | |
3012 | a_size : b_size); | |
3013 | if (!cmp) { | |
3014 | if (a_size > b_size) | |
3015 | cmp = 1; | |
3016 | else if (a_size < b_size) | |
3017 | cmp = -1; | |
3018 | } | |
3019 | } | |
75c50e59 | 3020 | } else { |
e467dc14 | 3021 | if (va->value < vb->value) |
c95b7585 | 3022 | cmp = -1; |
e467dc14 | 3023 | else if (va->value == vb->value) |
7c5045fc | 3024 | cmp = 0; |
c95b7585 KN |
3025 | else |
3026 | cmp = 1; | |
c95b7585 | 3027 | } |
90c00408 | 3028 | |
4045f659 ÆAB |
3029 | return (s->sort_flags & REF_SORTING_REVERSE && !cmp_detached_head) |
3030 | ? -cmp : cmp; | |
c95b7585 KN |
3031 | } |
3032 | ||
83fc4d64 | 3033 | static int compare_refs(const void *a_, const void *b_, void *ref_sorting) |
c95b7585 KN |
3034 | { |
3035 | struct ref_array_item *a = *((struct ref_array_item **)a_); | |
3036 | struct ref_array_item *b = *((struct ref_array_item **)b_); | |
3037 | struct ref_sorting *s; | |
3038 | ||
3039 | for (s = ref_sorting; s; s = s->next) { | |
3040 | int cmp = cmp_ref_sorting(s, a, b); | |
3041 | if (cmp) | |
3042 | return cmp; | |
3043 | } | |
7c5045fc | 3044 | s = ref_sorting; |
7c269a7b | 3045 | return s && s->sort_flags & REF_SORTING_ICASE ? |
7c5045fc JK |
3046 | strcasecmp(a->refname, b->refname) : |
3047 | strcmp(a->refname, b->refname); | |
c95b7585 KN |
3048 | } |
3049 | ||
7c269a7b ÆAB |
3050 | void ref_sorting_set_sort_flags_all(struct ref_sorting *sorting, |
3051 | unsigned int mask, int on) | |
76f9e569 | 3052 | { |
7c269a7b ÆAB |
3053 | for (; sorting; sorting = sorting->next) { |
3054 | if (on) | |
3055 | sorting->sort_flags |= mask; | |
3056 | else | |
3057 | sorting->sort_flags &= ~mask; | |
3058 | } | |
c95b7585 KN |
3059 | } |
3060 | ||
3061 | void ref_array_sort(struct ref_sorting *sorting, struct ref_array *array) | |
3062 | { | |
83fc4d64 | 3063 | QSORT_S(array->items, array->nr, compare_refs, sorting); |
c95b7585 KN |
3064 | } |
3065 | ||
574e96a2 | 3066 | static void append_literal(const char *cp, const char *ep, struct ref_formatting_state *state) |
c95b7585 | 3067 | { |
574e96a2 KN |
3068 | struct strbuf *s = &state->stack->output; |
3069 | ||
c95b7585 KN |
3070 | while (*cp && (!ep || cp < ep)) { |
3071 | if (*cp == '%') { | |
3072 | if (cp[1] == '%') | |
3073 | cp++; | |
3074 | else { | |
d2330973 | 3075 | int ch = hex2chr(cp + 1); |
c95b7585 | 3076 | if (0 <= ch) { |
574e96a2 | 3077 | strbuf_addch(s, ch); |
c95b7585 KN |
3078 | cp += 3; |
3079 | continue; | |
3080 | } | |
3081 | } | |
3082 | } | |
574e96a2 | 3083 | strbuf_addch(s, *cp); |
c95b7585 KN |
3084 | cp++; |
3085 | } | |
3086 | } | |
3087 | ||
3019eca9 | 3088 | int format_ref_array_item(struct ref_array_item *info, |
e85fcb35 ZH |
3089 | struct ref_format *format, |
3090 | struct strbuf *final_buf, | |
3091 | struct strbuf *error_buf) | |
c95b7585 KN |
3092 | { |
3093 | const char *cp, *sp, *ep; | |
574e96a2 KN |
3094 | struct ref_formatting_state state = REF_FORMATTING_STATE_INIT; |
3095 | ||
4a68e36d | 3096 | state.quote_style = format->quote_style; |
574e96a2 | 3097 | push_stack_element(&state.stack); |
c95b7585 | 3098 | |
4a68e36d | 3099 | for (cp = format->format; *cp && (sp = find_next(cp)); cp = ep + 1) { |
c95b7585 | 3100 | struct atom_value *atomv; |
e6ff7b3b | 3101 | int pos; |
c95b7585 KN |
3102 | |
3103 | ep = strchr(sp, ')'); | |
3104 | if (cp < sp) | |
574e96a2 | 3105 | append_literal(cp, sp, &state); |
e6ff7b3b | 3106 | pos = parse_ref_filter_atom(format, sp + 2, ep, error_buf); |
e339611b OT |
3107 | if (pos < 0 || get_ref_atom_value(info, pos, &atomv, error_buf) || |
3108 | atomv->handler(atomv, &state, error_buf)) { | |
3fc8439c OT |
3109 | pop_stack_element(&state.stack); |
3110 | return -1; | |
3111 | } | |
c95b7585 KN |
3112 | } |
3113 | if (*cp) { | |
3114 | sp = cp + strlen(cp); | |
574e96a2 | 3115 | append_literal(cp, sp, &state); |
c95b7585 | 3116 | } |
bf285ae6 | 3117 | if (format->need_color_reset_at_eol) { |
bd0708c7 | 3118 | struct atom_value resetv = ATOM_VALUE_INIT; |
51331aad | 3119 | resetv.s = GIT_COLOR_RESET; |
3fc8439c OT |
3120 | if (append_atom(&resetv, &state, error_buf)) { |
3121 | pop_stack_element(&state.stack); | |
3122 | return -1; | |
3123 | } | |
c95b7585 | 3124 | } |
3019eca9 OT |
3125 | if (state.stack->prev) { |
3126 | pop_stack_element(&state.stack); | |
3127 | return strbuf_addf_ret(error_buf, -1, _("format: %%(end) atom missing")); | |
c95b7585 | 3128 | } |
99c6a71d | 3129 | strbuf_addbuf(final_buf, &state.stack->output); |
574e96a2 | 3130 | pop_stack_element(&state.stack); |
3019eca9 | 3131 | return 0; |
99c6a71d KN |
3132 | } |
3133 | ||
53df97a2 | 3134 | void pretty_print_ref(const char *name, const struct object_id *oid, |
e85fcb35 | 3135 | struct ref_format *format) |
2111aa79 LP |
3136 | { |
3137 | struct ref_array_item *ref_item; | |
22f69a85 ZH |
3138 | struct strbuf output = STRBUF_INIT; |
3139 | struct strbuf err = STRBUF_INIT; | |
3140 | ||
0ffaa00f | 3141 | ref_item = new_ref_array_item(name, oid); |
2111aa79 | 3142 | ref_item->kind = ref_kind_from_refname(name); |
22f69a85 ZH |
3143 | if (format_ref_array_item(ref_item, format, &output, &err)) |
3144 | die("%s", err.buf); | |
3145 | fwrite(output.buf, 1, output.len, stdout); | |
3146 | putchar('\n'); | |
3147 | ||
3148 | strbuf_release(&err); | |
3149 | strbuf_release(&output); | |
2111aa79 LP |
3150 | free_array_item(ref_item); |
3151 | } | |
3152 | ||
29ef53cd JK |
3153 | static int parse_sorting_atom(const char *atom) |
3154 | { | |
ab7ded34 JK |
3155 | /* |
3156 | * This parses an atom using a dummy ref_format, since we don't | |
3157 | * actually care about the formatting details. | |
3158 | */ | |
3159 | struct ref_format dummy = REF_FORMAT_INIT; | |
29ef53cd | 3160 | const char *end = atom + strlen(atom); |
e6ff7b3b OT |
3161 | struct strbuf err = STRBUF_INIT; |
3162 | int res = parse_ref_filter_atom(&dummy, atom, end, &err); | |
3163 | if (res < 0) | |
3164 | die("%s", err.buf); | |
3165 | strbuf_release(&err); | |
3166 | return res; | |
29ef53cd JK |
3167 | } |
3168 | ||
c95b7585 | 3169 | /* If no sorting option is given, use refname to sort as default */ |
98e7ab6d | 3170 | static struct ref_sorting *ref_default_sorting(void) |
c95b7585 KN |
3171 | { |
3172 | static const char cstr_name[] = "refname"; | |
3173 | ||
3174 | struct ref_sorting *sorting = xcalloc(1, sizeof(*sorting)); | |
3175 | ||
3176 | sorting->next = NULL; | |
29ef53cd | 3177 | sorting->atom = parse_sorting_atom(cstr_name); |
c95b7585 KN |
3178 | return sorting; |
3179 | } | |
3180 | ||
98e7ab6d | 3181 | static void parse_ref_sorting(struct ref_sorting **sorting_tail, const char *arg) |
c95b7585 | 3182 | { |
c95b7585 | 3183 | struct ref_sorting *s; |
c95b7585 | 3184 | |
ca56dadb | 3185 | CALLOC_ARRAY(s, 1); |
c95b7585 KN |
3186 | s->next = *sorting_tail; |
3187 | *sorting_tail = s; | |
3188 | ||
3189 | if (*arg == '-') { | |
7c269a7b | 3190 | s->sort_flags |= REF_SORTING_REVERSE; |
c95b7585 KN |
3191 | arg++; |
3192 | } | |
90c00408 KN |
3193 | if (skip_prefix(arg, "version:", &arg) || |
3194 | skip_prefix(arg, "v:", &arg)) | |
7c269a7b | 3195 | s->sort_flags |= REF_SORTING_VERSION; |
29ef53cd | 3196 | s->atom = parse_sorting_atom(arg); |
18a25650 JK |
3197 | } |
3198 | ||
98e7ab6d | 3199 | struct ref_sorting *ref_sorting_options(struct string_list *options) |
18a25650 | 3200 | { |
98e7ab6d JH |
3201 | struct string_list_item *item; |
3202 | struct ref_sorting *sorting = NULL, **tail = &sorting; | |
3203 | ||
3204 | if (!options->nr) { | |
3205 | sorting = ref_default_sorting(); | |
3206 | } else { | |
3207 | for_each_string_list_item(item, options) | |
3208 | parse_ref_sorting(tail, item->string); | |
3209 | } | |
3210 | ||
95be717c | 3211 | /* |
98e7ab6d JH |
3212 | * From here on, the ref_sorting list should be used to talk |
3213 | * about the sort order used for the output. The caller | |
3214 | * should not touch the string form anymore. | |
95be717c | 3215 | */ |
98e7ab6d JH |
3216 | string_list_clear(options, 0); |
3217 | return sorting; | |
c95b7585 | 3218 | } |
5afcb905 | 3219 | |
e5fb0286 ÆAB |
3220 | void ref_sorting_release(struct ref_sorting *sorting) |
3221 | { | |
3222 | while (sorting) { | |
3223 | struct ref_sorting *next = sorting->next; | |
3224 | free(sorting); | |
3225 | sorting = next; | |
3226 | } | |
3227 | } | |
3228 | ||
5afcb905 KN |
3229 | int parse_opt_merge_filter(const struct option *opt, const char *arg, int unset) |
3230 | { | |
3231 | struct ref_filter *rf = opt->value; | |
1e43ed98 | 3232 | struct object_id oid; |
21bf9339 | 3233 | struct commit *merge_commit; |
5afcb905 | 3234 | |
517fe807 JK |
3235 | BUG_ON_OPT_NEG(unset); |
3236 | ||
d850b7a5 | 3237 | if (repo_get_oid(the_repository, arg, &oid)) |
5afcb905 KN |
3238 | die(_("malformed object name %s"), arg); |
3239 | ||
21bf9339 AL |
3240 | merge_commit = lookup_commit_reference_gently(the_repository, &oid, 0); |
3241 | ||
3242 | if (!merge_commit) | |
9440b831 | 3243 | return error(_("option `%s' must point to a commit"), opt->long_name); |
5afcb905 | 3244 | |
21bf9339 AL |
3245 | if (starts_with(opt->long_name, "no")) |
3246 | commit_list_insert(merge_commit, &rf->unreachable_from); | |
3247 | else | |
3248 | commit_list_insert(merge_commit, &rf->reachable_from); | |
3249 | ||
5afcb905 KN |
3250 | return 0; |
3251 | } | |
b571fb98 JK |
3252 | |
3253 | void ref_filter_init(struct ref_filter *filter) | |
3254 | { | |
3255 | struct ref_filter blank = REF_FILTER_INIT; | |
3256 | memcpy(filter, &blank, sizeof(blank)); | |
3257 | } | |
3258 | ||
3259 | void ref_filter_clear(struct ref_filter *filter) | |
3260 | { | |
8255dd8a | 3261 | strvec_clear(&filter->exclude); |
b571fb98 JK |
3262 | oid_array_clear(&filter->points_at); |
3263 | free_commit_list(filter->with_commit); | |
3264 | free_commit_list(filter->no_commit); | |
3265 | free_commit_list(filter->reachable_from); | |
3266 | free_commit_list(filter->unreachable_from); | |
3267 | ref_filter_init(filter); | |
3268 | } |