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Commit | Line | Data |
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54b0c1e0 CC |
1 | /* |
2 | * Builtin "git replace" | |
3 | * | |
4 | * Copyright (c) 2008 Christian Couder <chriscool@tuxfamily.org> | |
5 | * | |
09b7e220 | 6 | * Based on builtin/tag.c by Kristian Høgsberg <krh@redhat.com> |
54b0c1e0 CC |
7 | * and Carlos Rica <jasampler@gmail.com> that was itself based on |
8 | * git-tag.sh and mktag.c by Linus Torvalds. | |
9 | */ | |
10 | ||
11 | #include "cache.h" | |
b2141fc1 | 12 | #include "config.h" |
54b0c1e0 CC |
13 | #include "builtin.h" |
14 | #include "refs.h" | |
15 | #include "parse-options.h" | |
b892bb45 | 16 | #include "run-command.h" |
60ce76d3 SB |
17 | #include "object-store.h" |
18 | #include "repository.h" | |
25a05a8c | 19 | #include "tag.h" |
54b0c1e0 CC |
20 | |
21 | static const char * const git_replace_usage[] = { | |
2477bebb | 22 | N_("git replace [-f] <object> <replacement>"), |
ab77c309 | 23 | N_("git replace [-f] --edit <object>"), |
4228e8bc | 24 | N_("git replace [-f] --graft <commit> [<parent>...]"), |
2477bebb | 25 | N_("git replace -d <object>..."), |
44f9f850 | 26 | N_("git replace [--format=<format>] [-l [<pattern>]]"), |
54b0c1e0 CC |
27 | NULL |
28 | }; | |
29 | ||
663a8566 | 30 | enum replace_format { |
3cc9d877 JK |
31 | REPLACE_FORMAT_SHORT, |
32 | REPLACE_FORMAT_MEDIUM, | |
33 | REPLACE_FORMAT_LONG | |
663a8566 | 34 | }; |
44f9f850 CC |
35 | |
36 | struct show_data { | |
37 | const char *pattern; | |
663a8566 | 38 | enum replace_format format; |
44f9f850 CC |
39 | }; |
40 | ||
d70d7a8a | 41 | static int show_reference(const char *refname, const struct object_id *oid, |
54b0c1e0 CC |
42 | int flag, void *cb_data) |
43 | { | |
44f9f850 CC |
44 | struct show_data *data = cb_data; |
45 | ||
55d34269 | 46 | if (!wildmatch(data->pattern, refname, 0)) { |
663a8566 | 47 | if (data->format == REPLACE_FORMAT_SHORT) |
44f9f850 | 48 | printf("%s\n", refname); |
663a8566 | 49 | else if (data->format == REPLACE_FORMAT_MEDIUM) |
d70d7a8a | 50 | printf("%s -> %s\n", refname, oid_to_hex(oid)); |
663a8566 | 51 | else { /* data->format == REPLACE_FORMAT_LONG */ |
d70d7a8a | 52 | struct object_id object; |
44f9f850 | 53 | enum object_type obj_type, repl_type; |
54b0c1e0 | 54 | |
e82caf38 | 55 | if (get_oid(refname, &object)) |
44f9f850 CC |
56 | return error("Failed to resolve '%s' as a valid ref.", refname); |
57 | ||
0df8e965 SB |
58 | obj_type = oid_object_info(the_repository, &object, |
59 | NULL); | |
60 | repl_type = oid_object_info(the_repository, oid, NULL); | |
44f9f850 | 61 | |
debca9d2 BW |
62 | printf("%s (%s) -> %s (%s)\n", refname, type_name(obj_type), |
63 | oid_to_hex(oid), type_name(repl_type)); | |
44f9f850 CC |
64 | } |
65 | } | |
54b0c1e0 CC |
66 | |
67 | return 0; | |
68 | } | |
69 | ||
44f9f850 | 70 | static int list_replace_refs(const char *pattern, const char *format) |
54b0c1e0 | 71 | { |
44f9f850 CC |
72 | struct show_data data; |
73 | ||
54b0c1e0 CC |
74 | if (pattern == NULL) |
75 | pattern = "*"; | |
44f9f850 CC |
76 | data.pattern = pattern; |
77 | ||
78 | if (format == NULL || *format == '\0' || !strcmp(format, "short")) | |
663a8566 | 79 | data.format = REPLACE_FORMAT_SHORT; |
44f9f850 | 80 | else if (!strcmp(format, "medium")) |
663a8566 CC |
81 | data.format = REPLACE_FORMAT_MEDIUM; |
82 | else if (!strcmp(format, "long")) | |
83 | data.format = REPLACE_FORMAT_LONG; | |
44f9f850 CC |
84 | else |
85 | die("invalid replace format '%s'\n" | |
663a8566 | 86 | "valid formats are 'short', 'medium' and 'long'\n", |
44f9f850 | 87 | format); |
54b0c1e0 | 88 | |
60ce76d3 | 89 | for_each_replace_ref(the_repository, show_reference, (void *)&data); |
54b0c1e0 CC |
90 | |
91 | return 0; | |
92 | } | |
93 | ||
94 | typedef int (*each_replace_name_fn)(const char *name, const char *ref, | |
cea4332e | 95 | const struct object_id *oid); |
54b0c1e0 CC |
96 | |
97 | static int for_each_replace_name(const char **argv, each_replace_name_fn fn) | |
98 | { | |
9dfc3684 | 99 | const char **p, *full_hex; |
7f897b6f JK |
100 | struct strbuf ref = STRBUF_INIT; |
101 | size_t base_len; | |
54b0c1e0 | 102 | int had_error = 0; |
cea4332e | 103 | struct object_id oid; |
54b0c1e0 | 104 | |
7f897b6f JK |
105 | strbuf_addstr(&ref, git_replace_ref_base); |
106 | base_len = ref.len; | |
107 | ||
54b0c1e0 | 108 | for (p = argv; *p; p++) { |
cea4332e | 109 | if (get_oid(*p, &oid)) { |
9dfc3684 | 110 | error("Failed to resolve '%s' as a valid ref.", *p); |
54b0c1e0 CC |
111 | had_error = 1; |
112 | continue; | |
113 | } | |
7f897b6f JK |
114 | |
115 | strbuf_setlen(&ref, base_len); | |
116 | strbuf_addstr(&ref, oid_to_hex(&oid)); | |
117 | full_hex = ref.buf + base_len; | |
118 | ||
34c290a6 | 119 | if (read_ref(ref.buf, &oid)) { |
9dfc3684 | 120 | error("replace ref '%s' not found.", full_hex); |
54b0c1e0 CC |
121 | had_error = 1; |
122 | continue; | |
123 | } | |
7f897b6f | 124 | if (fn(full_hex, ref.buf, &oid)) |
54b0c1e0 CC |
125 | had_error = 1; |
126 | } | |
372b050b | 127 | strbuf_release(&ref); |
54b0c1e0 CC |
128 | return had_error; |
129 | } | |
130 | ||
131 | static int delete_replace_ref(const char *name, const char *ref, | |
cea4332e | 132 | const struct object_id *oid) |
54b0c1e0 | 133 | { |
2616a5e5 | 134 | if (delete_ref(NULL, ref, oid, 0)) |
54b0c1e0 CC |
135 | return 1; |
136 | printf("Deleted replace ref '%s'\n", name); | |
137 | return 0; | |
138 | } | |
139 | ||
cea4332e | 140 | static void check_ref_valid(struct object_id *object, |
141 | struct object_id *prev, | |
7f897b6f | 142 | struct strbuf *ref, |
b6e38840 CC |
143 | int force) |
144 | { | |
7f897b6f JK |
145 | strbuf_reset(ref); |
146 | strbuf_addf(ref, "%s%s", git_replace_ref_base, oid_to_hex(object)); | |
147 | if (check_refname_format(ref->buf, 0)) | |
148 | die("'%s' is not a valid ref name.", ref->buf); | |
149 | ||
34c290a6 | 150 | if (read_ref(ref->buf, prev)) |
cea4332e | 151 | oidclr(prev); |
b6e38840 | 152 | else if (!force) |
7f897b6f | 153 | die("replace ref '%s' already exists", ref->buf); |
b6e38840 CC |
154 | } |
155 | ||
cea4332e | 156 | static int replace_object_oid(const char *object_ref, |
157 | struct object_id *object, | |
479bd757 | 158 | const char *replace_ref, |
cea4332e | 159 | struct object_id *repl, |
479bd757 | 160 | int force) |
bebdd271 | 161 | { |
cea4332e | 162 | struct object_id prev; |
277336a5 | 163 | enum object_type obj_type, repl_type; |
7f897b6f | 164 | struct strbuf ref = STRBUF_INIT; |
867c2fac RS |
165 | struct ref_transaction *transaction; |
166 | struct strbuf err = STRBUF_INIT; | |
bebdd271 | 167 | |
0df8e965 SB |
168 | obj_type = oid_object_info(the_repository, object, NULL); |
169 | repl_type = oid_object_info(the_repository, repl, NULL); | |
277336a5 CC |
170 | if (!force && obj_type != repl_type) |
171 | die("Objects must be of the same type.\n" | |
172 | "'%s' points to a replaced object of type '%s'\n" | |
173 | "while '%s' points to a replacement object of type '%s'.", | |
debca9d2 BW |
174 | object_ref, type_name(obj_type), |
175 | replace_ref, type_name(repl_type)); | |
277336a5 | 176 | |
7f897b6f | 177 | check_ref_valid(object, &prev, &ref, force); |
bebdd271 | 178 | |
867c2fac RS |
179 | transaction = ref_transaction_begin(&err); |
180 | if (!transaction || | |
89f3bbdd | 181 | ref_transaction_update(transaction, ref.buf, repl, &prev, |
1d147bdf | 182 | 0, NULL, &err) || |
db7516ab | 183 | ref_transaction_commit(transaction, &err)) |
867c2fac | 184 | die("%s", err.buf); |
bebdd271 | 185 | |
867c2fac | 186 | ref_transaction_free(transaction); |
7f897b6f | 187 | strbuf_release(&ref); |
bebdd271 CC |
188 | return 0; |
189 | } | |
190 | ||
479bd757 JK |
191 | static int replace_object(const char *object_ref, const char *replace_ref, int force) |
192 | { | |
cea4332e | 193 | struct object_id object, repl; |
479bd757 | 194 | |
cea4332e | 195 | if (get_oid(object_ref, &object)) |
479bd757 | 196 | die("Failed to resolve '%s' as a valid ref.", object_ref); |
cea4332e | 197 | if (get_oid(replace_ref, &repl)) |
479bd757 JK |
198 | die("Failed to resolve '%s' as a valid ref.", replace_ref); |
199 | ||
cea4332e | 200 | return replace_object_oid(object_ref, &object, replace_ref, &repl, force); |
479bd757 JK |
201 | } |
202 | ||
b892bb45 | 203 | /* |
2deda629 JK |
204 | * Write the contents of the object named by "sha1" to the file "filename". |
205 | * If "raw" is true, then the object's raw contents are printed according to | |
206 | * "type". Otherwise, we pretty-print the contents for human editing. | |
b892bb45 | 207 | */ |
cea4332e | 208 | static void export_object(const struct object_id *oid, enum object_type type, |
2deda629 | 209 | int raw, const char *filename) |
b892bb45 | 210 | { |
d3180279 | 211 | struct child_process cmd = CHILD_PROCESS_INIT; |
b892bb45 JK |
212 | int fd; |
213 | ||
214 | fd = open(filename, O_WRONLY | O_CREAT | O_TRUNC, 0666); | |
215 | if (fd < 0) | |
216 | die_errno("unable to open %s for writing", filename); | |
217 | ||
36857e00 JK |
218 | argv_array_push(&cmd.args, "--no-replace-objects"); |
219 | argv_array_push(&cmd.args, "cat-file"); | |
2deda629 | 220 | if (raw) |
debca9d2 | 221 | argv_array_push(&cmd.args, type_name(type)); |
2deda629 JK |
222 | else |
223 | argv_array_push(&cmd.args, "-p"); | |
cea4332e | 224 | argv_array_push(&cmd.args, oid_to_hex(oid)); |
b892bb45 JK |
225 | cmd.git_cmd = 1; |
226 | cmd.out = fd; | |
227 | ||
228 | if (run_command(&cmd)) | |
229 | die("cat-file reported failure"); | |
b892bb45 JK |
230 | } |
231 | ||
232 | /* | |
233 | * Read a previously-exported (and possibly edited) object back from "filename", | |
234 | * interpreting it as "type", and writing the result to the object database. | |
235 | * The sha1 of the written object is returned via sha1. | |
236 | */ | |
cea4332e | 237 | static void import_object(struct object_id *oid, enum object_type type, |
2deda629 | 238 | int raw, const char *filename) |
b892bb45 JK |
239 | { |
240 | int fd; | |
241 | ||
242 | fd = open(filename, O_RDONLY); | |
243 | if (fd < 0) | |
244 | die_errno("unable to open %s for reading", filename); | |
245 | ||
2deda629 | 246 | if (!raw && type == OBJ_TREE) { |
b892bb45 | 247 | const char *argv[] = { "mktree", NULL }; |
d3180279 | 248 | struct child_process cmd = CHILD_PROCESS_INIT; |
b892bb45 JK |
249 | struct strbuf result = STRBUF_INIT; |
250 | ||
251 | cmd.argv = argv; | |
252 | cmd.git_cmd = 1; | |
253 | cmd.in = fd; | |
254 | cmd.out = -1; | |
255 | ||
256 | if (start_command(&cmd)) | |
257 | die("unable to spawn mktree"); | |
258 | ||
259 | if (strbuf_read(&result, cmd.out, 41) < 0) | |
260 | die_errno("unable to read from mktree"); | |
261 | close(cmd.out); | |
262 | ||
263 | if (finish_command(&cmd)) | |
264 | die("mktree reported failure"); | |
cea4332e | 265 | if (get_oid_hex(result.buf, oid) < 0) |
b892bb45 JK |
266 | die("mktree did not return an object name"); |
267 | ||
268 | strbuf_release(&result); | |
269 | } else { | |
270 | struct stat st; | |
271 | int flags = HASH_FORMAT_CHECK | HASH_WRITE_OBJECT; | |
272 | ||
273 | if (fstat(fd, &st) < 0) | |
274 | die_errno("unable to fstat %s", filename); | |
e3506559 | 275 | if (index_fd(oid, fd, &st, type, NULL, flags) < 0) |
b892bb45 JK |
276 | die("unable to write object to database"); |
277 | /* index_fd close()s fd for us */ | |
278 | } | |
279 | ||
280 | /* | |
281 | * No need to close(fd) here; both run-command and index-fd | |
282 | * will have done it for us. | |
283 | */ | |
284 | } | |
285 | ||
2deda629 | 286 | static int edit_and_replace(const char *object_ref, int force, int raw) |
b892bb45 JK |
287 | { |
288 | char *tmpfile = git_pathdup("REPLACE_EDITOBJ"); | |
289 | enum object_type type; | |
efdfe11f | 290 | struct object_id old_oid, new_oid, prev; |
7f897b6f | 291 | struct strbuf ref = STRBUF_INIT; |
b892bb45 | 292 | |
efdfe11f | 293 | if (get_oid(object_ref, &old_oid) < 0) |
b892bb45 JK |
294 | die("Not a valid object name: '%s'", object_ref); |
295 | ||
0df8e965 | 296 | type = oid_object_info(the_repository, &old_oid, NULL); |
b892bb45 | 297 | if (type < 0) |
efdfe11f | 298 | die("unable to get object type for %s", oid_to_hex(&old_oid)); |
b892bb45 | 299 | |
efdfe11f | 300 | check_ref_valid(&old_oid, &prev, &ref, force); |
7f897b6f | 301 | strbuf_release(&ref); |
24790835 | 302 | |
efdfe11f | 303 | export_object(&old_oid, type, raw, tmpfile); |
b892bb45 JK |
304 | if (launch_editor(tmpfile, NULL, NULL) < 0) |
305 | die("editing object file failed"); | |
efdfe11f | 306 | import_object(&new_oid, type, raw, tmpfile); |
b892bb45 JK |
307 | |
308 | free(tmpfile); | |
309 | ||
efdfe11f BW |
310 | if (!oidcmp(&old_oid, &new_oid)) |
311 | return error("new object is the same as the old one: '%s'", oid_to_hex(&old_oid)); | |
f22166b5 | 312 | |
efdfe11f | 313 | return replace_object_oid(object_ref, &old_oid, "replacement", &new_oid, force); |
b892bb45 JK |
314 | } |
315 | ||
4228e8bc CC |
316 | static void replace_parents(struct strbuf *buf, int argc, const char **argv) |
317 | { | |
318 | struct strbuf new_parents = STRBUF_INIT; | |
319 | const char *parent_start, *parent_end; | |
320 | int i; | |
321 | ||
322 | /* find existing parents */ | |
323 | parent_start = buf->buf; | |
cea4332e | 324 | parent_start += GIT_SHA1_HEXSZ + 6; /* "tree " + "hex sha1" + "\n" */ |
4228e8bc CC |
325 | parent_end = parent_start; |
326 | ||
327 | while (starts_with(parent_end, "parent ")) | |
328 | parent_end += 48; /* "parent " + "hex sha1" + "\n" */ | |
329 | ||
330 | /* prepare new parents */ | |
331 | for (i = 0; i < argc; i++) { | |
cea4332e | 332 | struct object_id oid; |
333 | if (get_oid(argv[i], &oid) < 0) | |
4228e8bc | 334 | die(_("Not a valid object name: '%s'"), argv[i]); |
bc83266a | 335 | lookup_commit_or_die(&oid, argv[i]); |
cea4332e | 336 | strbuf_addf(&new_parents, "parent %s\n", oid_to_hex(&oid)); |
4228e8bc CC |
337 | } |
338 | ||
339 | /* replace existing parents with new ones */ | |
340 | strbuf_splice(buf, parent_start - buf->buf, parent_end - parent_start, | |
341 | new_parents.buf, new_parents.len); | |
342 | ||
343 | strbuf_release(&new_parents); | |
344 | } | |
345 | ||
25a05a8c CC |
346 | struct check_mergetag_data { |
347 | int argc; | |
348 | const char **argv; | |
349 | }; | |
350 | ||
351 | static void check_one_mergetag(struct commit *commit, | |
352 | struct commit_extra_header *extra, | |
353 | void *data) | |
354 | { | |
355 | struct check_mergetag_data *mergetag_data = (struct check_mergetag_data *)data; | |
356 | const char *ref = mergetag_data->argv[0]; | |
cea4332e | 357 | struct object_id tag_oid; |
25a05a8c CC |
358 | struct tag *tag; |
359 | int i; | |
360 | ||
169c9c01 | 361 | hash_object_file(extra->value, extra->len, type_name(OBJ_TAG), &tag_oid); |
d3101b53 | 362 | tag = lookup_tag(&tag_oid); |
25a05a8c CC |
363 | if (!tag) |
364 | die(_("bad mergetag in commit '%s'"), ref); | |
365 | if (parse_tag_buffer(tag, extra->value, extra->len)) | |
366 | die(_("malformed mergetag in commit '%s'"), ref); | |
367 | ||
368 | /* iterate over new parents */ | |
369 | for (i = 1; i < mergetag_data->argc; i++) { | |
f2fd0760 | 370 | struct object_id oid; |
e82caf38 | 371 | if (get_oid(mergetag_data->argv[i], &oid) < 0) |
25a05a8c | 372 | die(_("Not a valid object name: '%s'"), mergetag_data->argv[i]); |
f2fd0760 | 373 | if (!oidcmp(&tag->tagged->oid, &oid)) |
25a05a8c CC |
374 | return; /* found */ |
375 | } | |
376 | ||
377 | die(_("original commit '%s' contains mergetag '%s' that is discarded; " | |
cea4332e | 378 | "use --edit instead of --graft"), ref, oid_to_hex(&tag_oid)); |
25a05a8c CC |
379 | } |
380 | ||
381 | static void check_mergetags(struct commit *commit, int argc, const char **argv) | |
382 | { | |
383 | struct check_mergetag_data mergetag_data; | |
384 | ||
385 | mergetag_data.argc = argc; | |
386 | mergetag_data.argv = argv; | |
387 | for_each_mergetag(check_one_mergetag, commit, &mergetag_data); | |
388 | } | |
389 | ||
4228e8bc CC |
390 | static int create_graft(int argc, const char **argv, int force) |
391 | { | |
efdfe11f | 392 | struct object_id old_oid, new_oid; |
4228e8bc CC |
393 | const char *old_ref = argv[0]; |
394 | struct commit *commit; | |
395 | struct strbuf buf = STRBUF_INIT; | |
396 | const char *buffer; | |
397 | unsigned long size; | |
398 | ||
efdfe11f | 399 | if (get_oid(old_ref, &old_oid) < 0) |
4228e8bc | 400 | die(_("Not a valid object name: '%s'"), old_ref); |
efdfe11f | 401 | commit = lookup_commit_or_die(&old_oid, old_ref); |
4228e8bc CC |
402 | |
403 | buffer = get_commit_buffer(commit, &size); | |
404 | strbuf_add(&buf, buffer, size); | |
405 | unuse_commit_buffer(commit, buffer); | |
406 | ||
407 | replace_parents(&buf, argc - 1, &argv[1]); | |
408 | ||
0b05ab6f CC |
409 | if (remove_signature(&buf)) { |
410 | warning(_("the original commit '%s' has a gpg signature."), old_ref); | |
411 | warning(_("the signature will be removed in the replacement commit!")); | |
412 | } | |
413 | ||
25a05a8c CC |
414 | check_mergetags(commit, argc, argv); |
415 | ||
169c9c01 | 416 | if (write_object_file(buf.buf, buf.len, commit_type, &new_oid)) |
4228e8bc CC |
417 | die(_("could not write replacement commit for: '%s'"), old_ref); |
418 | ||
419 | strbuf_release(&buf); | |
420 | ||
efdfe11f BW |
421 | if (!oidcmp(&old_oid, &new_oid)) |
422 | return error("new commit is the same as the old one: '%s'", oid_to_hex(&old_oid)); | |
4228e8bc | 423 | |
efdfe11f | 424 | return replace_object_oid(old_ref, &old_oid, "replacement", &new_oid, force); |
4228e8bc CC |
425 | } |
426 | ||
54b0c1e0 CC |
427 | int cmd_replace(int argc, const char **argv, const char *prefix) |
428 | { | |
70c7bd6d | 429 | int force = 0; |
2deda629 | 430 | int raw = 0; |
44f9f850 | 431 | const char *format = NULL; |
70c7bd6d JK |
432 | enum { |
433 | MODE_UNSPECIFIED = 0, | |
434 | MODE_LIST, | |
435 | MODE_DELETE, | |
b892bb45 | 436 | MODE_EDIT, |
4228e8bc | 437 | MODE_GRAFT, |
70c7bd6d JK |
438 | MODE_REPLACE |
439 | } cmdmode = MODE_UNSPECIFIED; | |
54b0c1e0 | 440 | struct option options[] = { |
70c7bd6d JK |
441 | OPT_CMDMODE('l', "list", &cmdmode, N_("list replace refs"), MODE_LIST), |
442 | OPT_CMDMODE('d', "delete", &cmdmode, N_("delete replace refs"), MODE_DELETE), | |
b892bb45 | 443 | OPT_CMDMODE('e', "edit", &cmdmode, N_("edit existing object"), MODE_EDIT), |
4228e8bc | 444 | OPT_CMDMODE('g', "graft", &cmdmode, N_("change a commit's parents"), MODE_GRAFT), |
1b354755 NTND |
445 | OPT_BOOL_F('f', "force", &force, N_("replace the ref if it exists"), |
446 | PARSE_OPT_NOCOMPLETE), | |
2deda629 | 447 | OPT_BOOL(0, "raw", &raw, N_("do not pretty-print contents for --edit")), |
44f9f850 | 448 | OPT_STRING(0, "format", &format, N_("format"), N_("use this format")), |
54b0c1e0 CC |
449 | OPT_END() |
450 | }; | |
451 | ||
afc711b8 | 452 | check_replace_refs = 0; |
36b14370 | 453 | git_config(git_default_config, NULL); |
769a4fa4 | 454 | |
451bb210 | 455 | argc = parse_options(argc, argv, prefix, options, git_replace_usage, 0); |
54b0c1e0 | 456 | |
70c7bd6d JK |
457 | if (!cmdmode) |
458 | cmdmode = argc ? MODE_REPLACE : MODE_LIST; | |
3f495f67 | 459 | |
70c7bd6d | 460 | if (format && cmdmode != MODE_LIST) |
3f495f67 | 461 | usage_msg_opt("--format cannot be used when not listing", |
44f9f850 CC |
462 | git_replace_usage, options); |
463 | ||
4228e8bc CC |
464 | if (force && |
465 | cmdmode != MODE_REPLACE && | |
466 | cmdmode != MODE_EDIT && | |
467 | cmdmode != MODE_GRAFT) | |
70c7bd6d | 468 | usage_msg_opt("-f only makes sense when writing a replacement", |
86af2caa | 469 | git_replace_usage, options); |
bebdd271 | 470 | |
2deda629 JK |
471 | if (raw && cmdmode != MODE_EDIT) |
472 | usage_msg_opt("--raw only makes sense with --edit", | |
473 | git_replace_usage, options); | |
474 | ||
70c7bd6d JK |
475 | switch (cmdmode) { |
476 | case MODE_DELETE: | |
54b0c1e0 | 477 | if (argc < 1) |
86af2caa CC |
478 | usage_msg_opt("-d needs at least one argument", |
479 | git_replace_usage, options); | |
54b0c1e0 | 480 | return for_each_replace_name(argv, delete_replace_ref); |
54b0c1e0 | 481 | |
70c7bd6d | 482 | case MODE_REPLACE: |
bebdd271 | 483 | if (argc != 2) |
86af2caa CC |
484 | usage_msg_opt("bad number of arguments", |
485 | git_replace_usage, options); | |
bebdd271 | 486 | return replace_object(argv[0], argv[1], force); |
bebdd271 | 487 | |
b892bb45 JK |
488 | case MODE_EDIT: |
489 | if (argc != 1) | |
490 | usage_msg_opt("-e needs exactly one argument", | |
491 | git_replace_usage, options); | |
2deda629 | 492 | return edit_and_replace(argv[0], force, raw); |
b892bb45 | 493 | |
4228e8bc CC |
494 | case MODE_GRAFT: |
495 | if (argc < 1) | |
496 | usage_msg_opt("-g needs at least one argument", | |
497 | git_replace_usage, options); | |
498 | return create_graft(argc, argv, force); | |
499 | ||
70c7bd6d JK |
500 | case MODE_LIST: |
501 | if (argc > 1) | |
502 | usage_msg_opt("only one pattern can be given with -l", | |
503 | git_replace_usage, options); | |
504 | return list_replace_refs(argv[0], format); | |
54b0c1e0 | 505 | |
70c7bd6d JK |
506 | default: |
507 | die("BUG: invalid cmdmode %d", (int)cmdmode); | |
508 | } | |
54b0c1e0 | 509 | } |