| 1 | /* |
| 2 | * "git mv" builtin command |
| 3 | * |
| 4 | * Copyright (C) 2006 Johannes Schindelin |
| 5 | */ |
| 6 | |
| 7 | #define USE_THE_REPOSITORY_VARIABLE |
| 8 | #define DISABLE_SIGN_COMPARE_WARNINGS |
| 9 | |
| 10 | #include "builtin.h" |
| 11 | #include "abspath.h" |
| 12 | #include "advice.h" |
| 13 | #include "config.h" |
| 14 | #include "environment.h" |
| 15 | #include "gettext.h" |
| 16 | #include "name-hash.h" |
| 17 | #include "object-file.h" |
| 18 | #include "path.h" |
| 19 | #include "pathspec.h" |
| 20 | #include "lockfile.h" |
| 21 | #include "dir.h" |
| 22 | #include "string-list.h" |
| 23 | #include "parse-options.h" |
| 24 | #include "read-cache-ll.h" |
| 25 | #include "symlinks.h" |
| 26 | |
| 27 | #include "setup.h" |
| 28 | #include "strvec.h" |
| 29 | #include "submodule.h" |
| 30 | #include "entry.h" |
| 31 | |
| 32 | static const char * const builtin_mv_usage[] = { |
| 33 | N_("git mv [-v] [-f] [-n] [-k] <source> <destination>"), |
| 34 | N_("git mv [-v] [-f] [-n] [-k] <source>... <destination-directory>"), |
| 35 | NULL |
| 36 | }; |
| 37 | |
| 38 | enum update_mode { |
| 39 | WORKING_DIRECTORY = (1 << 1), |
| 40 | INDEX = (1 << 2), |
| 41 | SPARSE = (1 << 3), |
| 42 | SKIP_WORKTREE_DIR = (1 << 4), |
| 43 | /* |
| 44 | * A file gets moved implicitly via a move of one of its parent |
| 45 | * directories. This flag causes us to skip the check that we don't try |
| 46 | * to move a file and any of its parent directories at the same point |
| 47 | * in time. |
| 48 | */ |
| 49 | MOVE_VIA_PARENT_DIR = (1 << 5), |
| 50 | }; |
| 51 | |
| 52 | static int needs_worktree_rename(enum update_mode mode, enum update_mode dst_mode) |
| 53 | { |
| 54 | return !(mode & (INDEX | SPARSE | SKIP_WORKTREE_DIR)) && |
| 55 | !(dst_mode & (SKIP_WORKTREE_DIR | SPARSE)); |
| 56 | } |
| 57 | |
| 58 | #define DUP_BASENAME 1 |
| 59 | #define KEEP_TRAILING_SLASH 2 |
| 60 | |
| 61 | static void internal_prefix_pathspec(struct strvec *out, |
| 62 | const char *prefix, |
| 63 | const char **pathspec, |
| 64 | int count, unsigned flags) |
| 65 | { |
| 66 | int prefixlen = prefix ? strlen(prefix) : 0; |
| 67 | |
| 68 | /* Create an intermediate copy of the pathspec based on the flags */ |
| 69 | for (int i = 0; i < count; i++) { |
| 70 | size_t length = strlen(pathspec[i]); |
| 71 | size_t to_copy = length; |
| 72 | const char *maybe_basename; |
| 73 | char *trimmed, *prefixed_path; |
| 74 | |
| 75 | while (!(flags & KEEP_TRAILING_SLASH) && |
| 76 | to_copy > 0 && is_dir_sep(pathspec[i][to_copy - 1])) |
| 77 | to_copy--; |
| 78 | |
| 79 | trimmed = xmemdupz(pathspec[i], to_copy); |
| 80 | maybe_basename = (flags & DUP_BASENAME) ? basename(trimmed) : trimmed; |
| 81 | prefixed_path = prefix_path(the_repository, prefix, prefixlen, maybe_basename); |
| 82 | strvec_push(out, prefixed_path); |
| 83 | |
| 84 | free(prefixed_path); |
| 85 | free(trimmed); |
| 86 | } |
| 87 | } |
| 88 | |
| 89 | static char *add_slash(const char *path) |
| 90 | { |
| 91 | size_t len = strlen(path); |
| 92 | if (len && path[len - 1] != '/') { |
| 93 | char *with_slash = xmalloc(st_add(len, 2)); |
| 94 | memcpy(with_slash, path, len); |
| 95 | with_slash[len++] = '/'; |
| 96 | with_slash[len] = 0; |
| 97 | return with_slash; |
| 98 | } |
| 99 | return xstrdup(path); |
| 100 | } |
| 101 | |
| 102 | #define SUBMODULE_WITH_GITDIR ((const char *)1) |
| 103 | |
| 104 | static const char *submodule_gitfile_path(const char *src, int first) |
| 105 | { |
| 106 | struct strbuf submodule_dotgit = STRBUF_INIT; |
| 107 | const char *path; |
| 108 | |
| 109 | if (!S_ISGITLINK(the_repository->index->cache[first]->ce_mode)) |
| 110 | die(_("Directory %s is in index and no submodule?"), src); |
| 111 | if (!is_staging_gitmodules_ok(the_repository->index)) |
| 112 | die(_("Please stage your changes to .gitmodules or stash them to proceed")); |
| 113 | |
| 114 | strbuf_addf(&submodule_dotgit, "%s/.git", src); |
| 115 | |
| 116 | path = read_gitfile(submodule_dotgit.buf); |
| 117 | strbuf_release(&submodule_dotgit); |
| 118 | if (path) |
| 119 | return path; |
| 120 | return SUBMODULE_WITH_GITDIR; |
| 121 | } |
| 122 | |
| 123 | static int index_range_of_same_dir(const char *src, int length, |
| 124 | int *first_p, int *last_p) |
| 125 | { |
| 126 | char *src_w_slash = add_slash(src); |
| 127 | int first, last, len_w_slash = length + 1; |
| 128 | |
| 129 | first = index_name_pos(the_repository->index, src_w_slash, len_w_slash); |
| 130 | if (first >= 0) |
| 131 | die(_("%.*s is in index"), len_w_slash, src_w_slash); |
| 132 | |
| 133 | first = -1 - first; |
| 134 | for (last = first; last < the_repository->index->cache_nr; last++) { |
| 135 | const char *path = the_repository->index->cache[last]->name; |
| 136 | if (strncmp(path, src_w_slash, len_w_slash)) |
| 137 | break; |
| 138 | } |
| 139 | |
| 140 | free(src_w_slash); |
| 141 | *first_p = first; |
| 142 | *last_p = last; |
| 143 | return last - first; |
| 144 | } |
| 145 | |
| 146 | /* |
| 147 | * Given the path of a directory that does not exist on-disk, check whether the |
| 148 | * directory contains any entries in the index with the SKIP_WORKTREE flag |
| 149 | * enabled. |
| 150 | * Return 1 if such index entries exist. |
| 151 | * Return 0 otherwise. |
| 152 | */ |
| 153 | static int empty_dir_has_sparse_contents(const char *name) |
| 154 | { |
| 155 | int ret = 0; |
| 156 | char *with_slash = add_slash(name); |
| 157 | int length = strlen(with_slash); |
| 158 | |
| 159 | int pos = index_name_pos(the_repository->index, with_slash, length); |
| 160 | const struct cache_entry *ce; |
| 161 | |
| 162 | if (pos < 0) { |
| 163 | pos = -pos - 1; |
| 164 | if (pos >= the_repository->index->cache_nr) |
| 165 | goto free_return; |
| 166 | ce = the_repository->index->cache[pos]; |
| 167 | if (strncmp(with_slash, ce->name, length)) |
| 168 | goto free_return; |
| 169 | if (ce_skip_worktree(ce)) |
| 170 | ret = 1; |
| 171 | } |
| 172 | |
| 173 | free_return: |
| 174 | free(with_slash); |
| 175 | return ret; |
| 176 | } |
| 177 | |
| 178 | static void remove_empty_src_dirs(const char **src_dir, size_t src_dir_nr) |
| 179 | { |
| 180 | size_t i; |
| 181 | struct strbuf a_src_dir = STRBUF_INIT; |
| 182 | |
| 183 | for (i = 0; i < src_dir_nr; i++) { |
| 184 | int dummy; |
| 185 | strbuf_addstr(&a_src_dir, src_dir[i]); |
| 186 | /* |
| 187 | * if entries under a_src_dir are all moved away, |
| 188 | * recursively remove a_src_dir to cleanup |
| 189 | */ |
| 190 | if (index_range_of_same_dir(a_src_dir.buf, a_src_dir.len, |
| 191 | &dummy, &dummy) < 1) { |
| 192 | remove_dir_recursively(&a_src_dir, 0); |
| 193 | } |
| 194 | strbuf_reset(&a_src_dir); |
| 195 | } |
| 196 | |
| 197 | strbuf_release(&a_src_dir); |
| 198 | } |
| 199 | |
| 200 | struct pathmap_entry { |
| 201 | struct hashmap_entry ent; |
| 202 | const char *path; |
| 203 | }; |
| 204 | |
| 205 | static int pathmap_cmp(const void *cmp_data UNUSED, |
| 206 | const struct hashmap_entry *a, |
| 207 | const struct hashmap_entry *b, |
| 208 | const void *key UNUSED) |
| 209 | { |
| 210 | const struct pathmap_entry *e1 = container_of(a, struct pathmap_entry, ent); |
| 211 | const struct pathmap_entry *e2 = container_of(b, struct pathmap_entry, ent); |
| 212 | return fspathcmp(e1->path, e2->path); |
| 213 | } |
| 214 | |
| 215 | int cmd_mv(int argc, |
| 216 | const char **argv, |
| 217 | const char *prefix, |
| 218 | struct repository *repo UNUSED) |
| 219 | { |
| 220 | int i, flags, gitmodules_modified = 0; |
| 221 | int verbose = 0, show_only = 0, force = 0, ignore_errors = 0, ignore_sparse = 0; |
| 222 | struct option builtin_mv_options[] = { |
| 223 | OPT__VERBOSE(&verbose, N_("be verbose")), |
| 224 | OPT__DRY_RUN(&show_only, N_("dry run")), |
| 225 | OPT__FORCE(&force, N_("force move/rename even if target exists"), |
| 226 | PARSE_OPT_NOCOMPLETE), |
| 227 | OPT_BOOL('k', NULL, &ignore_errors, N_("skip move/rename errors")), |
| 228 | OPT_BOOL(0, "sparse", &ignore_sparse, N_("allow updating entries outside of the sparse-checkout cone")), |
| 229 | OPT_END(), |
| 230 | }; |
| 231 | struct strvec sources = STRVEC_INIT; |
| 232 | struct strvec dest_paths = STRVEC_INIT; |
| 233 | struct strvec destinations = STRVEC_INIT; |
| 234 | struct strvec submodule_gitfiles_to_free = STRVEC_INIT; |
| 235 | const char **submodule_gitfiles; |
| 236 | char *dst_w_slash = NULL; |
| 237 | struct strvec src_dir = STRVEC_INIT; |
| 238 | enum update_mode *modes, dst_mode = 0; |
| 239 | struct stat st, dest_st; |
| 240 | struct string_list src_for_dst = STRING_LIST_INIT_DUP; |
| 241 | struct lock_file lock_file = LOCK_INIT; |
| 242 | struct cache_entry *ce; |
| 243 | struct string_list only_match_skip_worktree = STRING_LIST_INIT_DUP; |
| 244 | struct string_list dirty_paths = STRING_LIST_INIT_DUP; |
| 245 | struct hashmap moved_dirs = HASHMAP_INIT(pathmap_cmp, NULL); |
| 246 | struct strbuf pathbuf = STRBUF_INIT; |
| 247 | int ret; |
| 248 | struct repo_config_values *cfg = repo_config_values(the_repository); |
| 249 | |
| 250 | repo_config(the_repository, git_default_config, NULL); |
| 251 | |
| 252 | argc = parse_options(argc, argv, prefix, builtin_mv_options, |
| 253 | builtin_mv_usage, 0); |
| 254 | if (--argc < 1) |
| 255 | usage_with_options(builtin_mv_usage, builtin_mv_options); |
| 256 | |
| 257 | repo_hold_locked_index(the_repository, &lock_file, LOCK_DIE_ON_ERROR); |
| 258 | if (repo_read_index(the_repository) < 0) |
| 259 | die(_("index file corrupt")); |
| 260 | |
| 261 | internal_prefix_pathspec(&sources, prefix, argv, argc, 0); |
| 262 | CALLOC_ARRAY(modes, argc); |
| 263 | |
| 264 | /* |
| 265 | * Keep trailing slash, needed to let |
| 266 | * "git mv file no-such-dir/" error out, except in the case |
| 267 | * "git mv directory no-such-dir/". |
| 268 | */ |
| 269 | flags = KEEP_TRAILING_SLASH; |
| 270 | if (argc == 1 && is_directory(argv[0]) && !is_directory(argv[1])) |
| 271 | flags = 0; |
| 272 | internal_prefix_pathspec(&dest_paths, prefix, argv + argc, 1, flags); |
| 273 | dst_w_slash = add_slash(dest_paths.v[0]); |
| 274 | submodule_gitfiles = xcalloc(argc, sizeof(char *)); |
| 275 | |
| 276 | if (dest_paths.v[0][0] == '\0') |
| 277 | /* special case: "." was normalized to "" */ |
| 278 | internal_prefix_pathspec(&destinations, dest_paths.v[0], argv, argc, DUP_BASENAME); |
| 279 | else if (!lstat(dest_paths.v[0], &st) && S_ISDIR(st.st_mode)) { |
| 280 | internal_prefix_pathspec(&destinations, dst_w_slash, argv, argc, DUP_BASENAME); |
| 281 | } else if (!path_in_sparse_checkout(dst_w_slash, the_repository->index) && |
| 282 | empty_dir_has_sparse_contents(dst_w_slash)) { |
| 283 | internal_prefix_pathspec(&destinations, dst_w_slash, argv, argc, DUP_BASENAME); |
| 284 | dst_mode = SKIP_WORKTREE_DIR; |
| 285 | } else if (argc != 1) { |
| 286 | die(_("destination '%s' is not a directory"), dest_paths.v[0]); |
| 287 | } else { |
| 288 | strvec_pushv(&destinations, dest_paths.v); |
| 289 | |
| 290 | /* |
| 291 | * <destination> is a file outside of sparse-checkout |
| 292 | * cone. Insist on cone mode here for backward |
| 293 | * compatibility. We don't want dst_mode to be assigned |
| 294 | * for a file when the repo is using no-cone mode (which |
| 295 | * is deprecated at this point) sparse-checkout. As |
| 296 | * SPARSE here is only considering cone-mode situation. |
| 297 | */ |
| 298 | if (!path_in_cone_mode_sparse_checkout(destinations.v[0], the_repository->index)) |
| 299 | dst_mode = SPARSE; |
| 300 | } |
| 301 | |
| 302 | /* Checking */ |
| 303 | for (i = 0; i < argc; i++) { |
| 304 | const char *src = sources.v[i], *dst = destinations.v[i]; |
| 305 | int length; |
| 306 | const char *bad = NULL; |
| 307 | int skip_sparse = 0; |
| 308 | |
| 309 | if (show_only) |
| 310 | printf(_("Checking rename of '%s' to '%s'\n"), src, dst); |
| 311 | |
| 312 | length = strlen(src); |
| 313 | if (lstat(src, &st) < 0) { |
| 314 | int pos; |
| 315 | const struct cache_entry *ce; |
| 316 | |
| 317 | pos = index_name_pos(the_repository->index, src, length); |
| 318 | if (pos < 0) { |
| 319 | char *src_w_slash = add_slash(src); |
| 320 | if (!path_in_sparse_checkout(src_w_slash, the_repository->index) && |
| 321 | empty_dir_has_sparse_contents(src)) { |
| 322 | free(src_w_slash); |
| 323 | modes[i] |= SKIP_WORKTREE_DIR; |
| 324 | goto dir_check; |
| 325 | } |
| 326 | free(src_w_slash); |
| 327 | /* only error if existence is expected. */ |
| 328 | if (!(modes[i] & SPARSE)) |
| 329 | bad = _("bad source"); |
| 330 | goto act_on_entry; |
| 331 | } |
| 332 | ce = the_repository->index->cache[pos]; |
| 333 | if (!ce_skip_worktree(ce)) { |
| 334 | bad = _("bad source"); |
| 335 | goto act_on_entry; |
| 336 | } |
| 337 | if (!ignore_sparse) { |
| 338 | string_list_append(&only_match_skip_worktree, src); |
| 339 | goto act_on_entry; |
| 340 | } |
| 341 | /* Check if dst exists in index */ |
| 342 | if (index_name_pos(the_repository->index, dst, strlen(dst)) < 0) { |
| 343 | modes[i] |= SPARSE; |
| 344 | goto act_on_entry; |
| 345 | } |
| 346 | if (!force) { |
| 347 | bad = _("destination exists"); |
| 348 | goto act_on_entry; |
| 349 | } |
| 350 | modes[i] |= SPARSE; |
| 351 | goto act_on_entry; |
| 352 | } |
| 353 | if (!strncmp(src, dst, length) && |
| 354 | (dst[length] == 0 || dst[length] == '/')) { |
| 355 | bad = _("can not move directory into itself"); |
| 356 | goto act_on_entry; |
| 357 | } |
| 358 | if (S_ISDIR(st.st_mode) |
| 359 | && lstat(dst, &dest_st) == 0) { |
| 360 | bad = _("destination already exists"); |
| 361 | goto act_on_entry; |
| 362 | } |
| 363 | |
| 364 | dir_check: |
| 365 | if (S_ISDIR(st.st_mode)) { |
| 366 | struct pathmap_entry *entry; |
| 367 | char *dst_with_slash; |
| 368 | size_t dst_with_slash_len; |
| 369 | int j, n; |
| 370 | int first = index_name_pos(the_repository->index, src, length), last; |
| 371 | |
| 372 | if (first >= 0) { |
| 373 | const char *path = submodule_gitfile_path(src, first); |
| 374 | if (path != SUBMODULE_WITH_GITDIR) |
| 375 | path = strvec_push(&submodule_gitfiles_to_free, path); |
| 376 | submodule_gitfiles[i] = path; |
| 377 | goto act_on_entry; |
| 378 | } else if (index_range_of_same_dir(src, length, |
| 379 | &first, &last) < 1) { |
| 380 | bad = _("source directory is empty"); |
| 381 | goto act_on_entry; |
| 382 | } |
| 383 | |
| 384 | entry = xmalloc(sizeof(*entry)); |
| 385 | entry->path = src; |
| 386 | hashmap_entry_init(&entry->ent, fspathhash(src)); |
| 387 | hashmap_add(&moved_dirs, &entry->ent); |
| 388 | |
| 389 | /* last - first >= 1 */ |
| 390 | modes[i] |= WORKING_DIRECTORY; |
| 391 | |
| 392 | strvec_push(&src_dir, src); |
| 393 | |
| 394 | n = argc + last - first; |
| 395 | REALLOC_ARRAY(modes, n); |
| 396 | REALLOC_ARRAY(submodule_gitfiles, n); |
| 397 | |
| 398 | dst_with_slash = add_slash(dst); |
| 399 | dst_with_slash_len = strlen(dst_with_slash); |
| 400 | |
| 401 | for (j = 0; j < last - first; j++) { |
| 402 | const struct cache_entry *ce = the_repository->index->cache[first + j]; |
| 403 | const char *path = ce->name; |
| 404 | char *prefixed_path = prefix_path(the_repository, dst_with_slash, |
| 405 | dst_with_slash_len, path + length + 1); |
| 406 | |
| 407 | strvec_push(&sources, path); |
| 408 | strvec_push(&destinations, prefixed_path); |
| 409 | |
| 410 | modes[argc + j] = MOVE_VIA_PARENT_DIR | (ce_skip_worktree(ce) ? SPARSE : INDEX); |
| 411 | submodule_gitfiles[argc + j] = NULL; |
| 412 | |
| 413 | free(prefixed_path); |
| 414 | } |
| 415 | |
| 416 | free(dst_with_slash); |
| 417 | argc += last - first; |
| 418 | goto act_on_entry; |
| 419 | } |
| 420 | if (!(ce = index_file_exists(the_repository->index, src, length, 0))) { |
| 421 | bad = _("not under version control"); |
| 422 | goto act_on_entry; |
| 423 | } |
| 424 | if (ce_stage(ce)) { |
| 425 | bad = _("conflicted"); |
| 426 | goto act_on_entry; |
| 427 | } |
| 428 | if (lstat(dst, &st) == 0 && |
| 429 | (!repo_ignore_case(the_repository) || strcasecmp(src, dst))) { |
| 430 | bad = _("destination exists"); |
| 431 | if (force) { |
| 432 | /* |
| 433 | * only files can overwrite each other: |
| 434 | * check both source and destination |
| 435 | */ |
| 436 | if (S_ISREG(st.st_mode) || S_ISLNK(st.st_mode)) { |
| 437 | if (verbose) |
| 438 | warning(_("overwriting '%s'"), dst); |
| 439 | bad = NULL; |
| 440 | } else |
| 441 | bad = _("Cannot overwrite"); |
| 442 | } |
| 443 | goto act_on_entry; |
| 444 | } |
| 445 | if (string_list_has_string(&src_for_dst, dst)) { |
| 446 | bad = _("multiple sources for the same target"); |
| 447 | goto act_on_entry; |
| 448 | } |
| 449 | if (is_dir_sep(dst[strlen(dst) - 1])) { |
| 450 | bad = _("destination directory does not exist"); |
| 451 | goto act_on_entry; |
| 452 | } |
| 453 | if (has_symlink_leading_path(dst, strlen(dst))) { |
| 454 | bad = _("destination is beyond a symbolic link"); |
| 455 | goto act_on_entry; |
| 456 | } |
| 457 | |
| 458 | /* |
| 459 | * If we are going to move SRC to DST on disk, DST's leading |
| 460 | * directories must already exist. |
| 461 | */ |
| 462 | if (needs_worktree_rename(modes[i], dst_mode)) { |
| 463 | const char *slash_ = strrchr(dst, '/'); |
| 464 | |
| 465 | if (slash_) { |
| 466 | struct stat dir_st; |
| 467 | char *dst_dir = xstrdup(dst); |
| 468 | char *slash = &dst_dir[slash_ - dst]; |
| 469 | |
| 470 | *slash = '\0'; |
| 471 | if (lstat(dst_dir, &dir_st) < 0) { |
| 472 | /* |
| 473 | * other errors fall through to rename(), |
| 474 | * which reports them |
| 475 | */ |
| 476 | if (errno == ENOENT || errno == ENOTDIR) |
| 477 | bad = _("destination directory does not exist"); |
| 478 | } else if (!S_ISDIR(dir_st.st_mode)) { |
| 479 | bad = _("destination is not a directory"); |
| 480 | } |
| 481 | |
| 482 | free(dst_dir); |
| 483 | } |
| 484 | |
| 485 | if (bad) |
| 486 | goto act_on_entry; |
| 487 | } |
| 488 | |
| 489 | if (ignore_sparse && |
| 490 | (dst_mode & (SKIP_WORKTREE_DIR | SPARSE)) && |
| 491 | index_entry_exists(the_repository->index, dst, strlen(dst))) { |
| 492 | bad = _("destination exists in the index"); |
| 493 | if (force) { |
| 494 | if (verbose) |
| 495 | warning(_("overwriting '%s'"), dst); |
| 496 | bad = NULL; |
| 497 | } else { |
| 498 | goto act_on_entry; |
| 499 | } |
| 500 | } |
| 501 | /* |
| 502 | * We check if the paths are in the sparse-checkout |
| 503 | * definition as a very final check, since that |
| 504 | * allows us to point the user to the --sparse |
| 505 | * option as a way to have a successful run. |
| 506 | */ |
| 507 | if (!ignore_sparse && |
| 508 | !path_in_sparse_checkout(src, the_repository->index)) { |
| 509 | string_list_append(&only_match_skip_worktree, src); |
| 510 | skip_sparse = 1; |
| 511 | } |
| 512 | if (!ignore_sparse && |
| 513 | !path_in_sparse_checkout(dst, the_repository->index)) { |
| 514 | string_list_append(&only_match_skip_worktree, dst); |
| 515 | skip_sparse = 1; |
| 516 | } |
| 517 | |
| 518 | if (skip_sparse) |
| 519 | goto remove_entry; |
| 520 | |
| 521 | string_list_insert(&src_for_dst, dst); |
| 522 | |
| 523 | act_on_entry: |
| 524 | if (!bad) |
| 525 | continue; |
| 526 | if (!ignore_errors) |
| 527 | die(_("%s, source=%s, destination=%s"), |
| 528 | bad, src, dst); |
| 529 | remove_entry: |
| 530 | if (--argc > 0) { |
| 531 | int n = argc - i; |
| 532 | strvec_remove(&sources, i); |
| 533 | strvec_remove(&destinations, i); |
| 534 | MOVE_ARRAY(modes + i, modes + i + 1, n); |
| 535 | MOVE_ARRAY(submodule_gitfiles + i, |
| 536 | submodule_gitfiles + i + 1, n); |
| 537 | i--; |
| 538 | } |
| 539 | } |
| 540 | |
| 541 | for (i = 0; i < argc; i++) { |
| 542 | const char *slash_pos; |
| 543 | |
| 544 | if (modes[i] & MOVE_VIA_PARENT_DIR) |
| 545 | continue; |
| 546 | |
| 547 | strbuf_reset(&pathbuf); |
| 548 | strbuf_addstr(&pathbuf, sources.v[i]); |
| 549 | |
| 550 | slash_pos = strrchr(pathbuf.buf, '/'); |
| 551 | while (slash_pos > pathbuf.buf) { |
| 552 | struct pathmap_entry needle; |
| 553 | |
| 554 | strbuf_setlen(&pathbuf, slash_pos - pathbuf.buf); |
| 555 | |
| 556 | needle.path = pathbuf.buf; |
| 557 | hashmap_entry_init(&needle.ent, fspathhash(pathbuf.buf)); |
| 558 | |
| 559 | if (hashmap_get_entry(&moved_dirs, &needle, ent, NULL)) |
| 560 | die(_("cannot move both '%s' and its parent directory '%s'"), |
| 561 | sources.v[i], pathbuf.buf); |
| 562 | |
| 563 | slash_pos = strrchr(pathbuf.buf, '/'); |
| 564 | } |
| 565 | } |
| 566 | |
| 567 | if (only_match_skip_worktree.nr) { |
| 568 | advise_on_updating_sparse_paths(&only_match_skip_worktree); |
| 569 | if (!ignore_errors) { |
| 570 | ret = 1; |
| 571 | goto out; |
| 572 | } |
| 573 | } |
| 574 | |
| 575 | for (i = 0; i < argc; i++) { |
| 576 | const char *src = sources.v[i], *dst = destinations.v[i]; |
| 577 | enum update_mode mode = modes[i]; |
| 578 | int pos; |
| 579 | int sparse_and_dirty = 0; |
| 580 | struct checkout state = CHECKOUT_INIT; |
| 581 | state.istate = the_repository->index; |
| 582 | |
| 583 | if (force) |
| 584 | state.force = 1; |
| 585 | if (show_only || verbose) |
| 586 | printf(_("Renaming %s to %s\n"), src, dst); |
| 587 | if (show_only) |
| 588 | continue; |
| 589 | if (needs_worktree_rename(mode, dst_mode) && |
| 590 | rename(src, dst) < 0) { |
| 591 | if (ignore_errors) |
| 592 | continue; |
| 593 | die_errno(_("renaming '%s' to '%s' failed"), src, dst); |
| 594 | } |
| 595 | if (submodule_gitfiles[i]) { |
| 596 | if (!update_path_in_gitmodules(src, dst)) |
| 597 | gitmodules_modified = 1; |
| 598 | if (submodule_gitfiles[i] != SUBMODULE_WITH_GITDIR) |
| 599 | connect_work_tree_and_git_dir(dst, |
| 600 | submodule_gitfiles[i], |
| 601 | 1); |
| 602 | } |
| 603 | |
| 604 | if (mode & (WORKING_DIRECTORY | SKIP_WORKTREE_DIR)) |
| 605 | continue; |
| 606 | |
| 607 | pos = index_name_pos(the_repository->index, src, strlen(src)); |
| 608 | if (pos < 0) |
| 609 | BUG("could not find source in index: '%s'", src); |
| 610 | if (!(mode & SPARSE) && !lstat(src, &st)) |
| 611 | sparse_and_dirty = ie_modified(the_repository->index, |
| 612 | the_repository->index->cache[pos], |
| 613 | &st, |
| 614 | 0); |
| 615 | rename_index_entry_at(the_repository->index, pos, dst); |
| 616 | |
| 617 | if (ignore_sparse && |
| 618 | cfg->apply_sparse_checkout && |
| 619 | cfg->core_sparse_checkout_cone) { |
| 620 | /* |
| 621 | * NEEDSWORK: we are *not* paying attention to |
| 622 | * "out-to-out" move (<source> is out-of-cone and |
| 623 | * <destination> is out-of-cone) at this point. It |
| 624 | * should be added in a future patch. |
| 625 | */ |
| 626 | if ((mode & SPARSE) && |
| 627 | path_in_sparse_checkout(dst, the_repository->index)) { |
| 628 | /* from out-of-cone to in-cone */ |
| 629 | int dst_pos = index_name_pos(the_repository->index, dst, |
| 630 | strlen(dst)); |
| 631 | struct cache_entry *dst_ce = the_repository->index->cache[dst_pos]; |
| 632 | |
| 633 | dst_ce->ce_flags &= ~CE_SKIP_WORKTREE; |
| 634 | |
| 635 | if (checkout_entry(dst_ce, &state, NULL, NULL)) |
| 636 | die(_("cannot checkout %s"), dst_ce->name); |
| 637 | } else if ((dst_mode & (SKIP_WORKTREE_DIR | SPARSE)) && |
| 638 | !(mode & SPARSE) && |
| 639 | !path_in_sparse_checkout(dst, the_repository->index)) { |
| 640 | /* from in-cone to out-of-cone */ |
| 641 | int dst_pos = index_name_pos(the_repository->index, dst, |
| 642 | strlen(dst)); |
| 643 | struct cache_entry *dst_ce = the_repository->index->cache[dst_pos]; |
| 644 | |
| 645 | /* |
| 646 | * if src is clean, it will suffice to remove it |
| 647 | */ |
| 648 | if (!sparse_and_dirty) { |
| 649 | dst_ce->ce_flags |= CE_SKIP_WORKTREE; |
| 650 | unlink_or_warn(src); |
| 651 | } else { |
| 652 | /* |
| 653 | * if src is dirty, move it to the |
| 654 | * destination and create leading |
| 655 | * dirs if necessary |
| 656 | */ |
| 657 | char *dst_dup = xstrdup(dst); |
| 658 | string_list_append(&dirty_paths, dst); |
| 659 | safe_create_leading_directories(the_repository, dst_dup); |
| 660 | FREE_AND_NULL(dst_dup); |
| 661 | rename(src, dst); |
| 662 | } |
| 663 | } |
| 664 | } |
| 665 | } |
| 666 | |
| 667 | remove_empty_src_dirs(src_dir.v, src_dir.nr); |
| 668 | |
| 669 | if (dirty_paths.nr) |
| 670 | advise_on_moving_dirty_path(&dirty_paths); |
| 671 | |
| 672 | if (gitmodules_modified) |
| 673 | stage_updated_gitmodules(the_repository->index); |
| 674 | |
| 675 | if (write_locked_index(the_repository->index, &lock_file, |
| 676 | COMMIT_LOCK | SKIP_IF_UNCHANGED)) |
| 677 | die(_("Unable to write new index file")); |
| 678 | |
| 679 | ret = 0; |
| 680 | |
| 681 | out: |
| 682 | strvec_clear(&src_dir); |
| 683 | free(dst_w_slash); |
| 684 | string_list_clear(&src_for_dst, 0); |
| 685 | string_list_clear(&dirty_paths, 0); |
| 686 | string_list_clear(&only_match_skip_worktree, 0); |
| 687 | strvec_clear(&sources); |
| 688 | strvec_clear(&dest_paths); |
| 689 | strvec_clear(&destinations); |
| 690 | strvec_clear(&submodule_gitfiles_to_free); |
| 691 | hashmap_clear_and_free(&moved_dirs, struct pathmap_entry, ent); |
| 692 | strbuf_release(&pathbuf); |
| 693 | free(submodule_gitfiles); |
| 694 | free(modes); |
| 695 | return ret; |
| 696 | } |