| /* |
| * This merges the file listing in the directory cache index |
| * with the actual working directory list, and shows different |
| * combinations of the two. |
| * |
| * Copyright (C) Linus Torvalds, 2005 |
| */ |
| #include "cache.h" |
| #include "repository.h" |
| #include "config.h" |
| #include "quote.h" |
| #include "dir.h" |
| #include "builtin.h" |
| #include "tree.h" |
| #include "parse-options.h" |
| #include "resolve-undo.h" |
| #include "string-list.h" |
| #include "pathspec.h" |
| #include "run-command.h" |
| #include "submodule.h" |
| #include "submodule-config.h" |
| |
| static int abbrev; |
| static int show_deleted; |
| static int show_cached; |
| static int show_others; |
| static int show_stage; |
| static int show_unmerged; |
| static int show_resolve_undo; |
| static int show_modified; |
| static int show_killed; |
| static int show_valid_bit; |
| static int show_fsmonitor_bit; |
| static int line_terminator = '\n'; |
| static int debug_mode; |
| static int show_eol; |
| static int recurse_submodules; |
| |
| static const char *prefix; |
| static int max_prefix_len; |
| static int prefix_len; |
| static struct pathspec pathspec; |
| static int error_unmatch; |
| static char *ps_matched; |
| static const char *with_tree; |
| static int exc_given; |
| static int exclude_args; |
| |
| static const char *tag_cached = ""; |
| static const char *tag_unmerged = ""; |
| static const char *tag_removed = ""; |
| static const char *tag_other = ""; |
| static const char *tag_killed = ""; |
| static const char *tag_modified = ""; |
| static const char *tag_skip_worktree = ""; |
| static const char *tag_resolve_undo = ""; |
| |
| static void write_eolinfo(const struct index_state *istate, |
| const struct cache_entry *ce, const char *path) |
| { |
| if (show_eol) { |
| struct stat st; |
| const char *i_txt = ""; |
| const char *w_txt = ""; |
| const char *a_txt = get_convert_attr_ascii(istate, path); |
| if (ce && S_ISREG(ce->ce_mode)) |
| i_txt = get_cached_convert_stats_ascii(istate, |
| ce->name); |
| if (!lstat(path, &st) && S_ISREG(st.st_mode)) |
| w_txt = get_wt_convert_stats_ascii(path); |
| printf("i/%-5s w/%-5s attr/%-17s\t", i_txt, w_txt, a_txt); |
| } |
| } |
| |
| static void write_name(const char *name) |
| { |
| /* |
| * With "--full-name", prefix_len=0; this caller needs to pass |
| * an empty string in that case (a NULL is good for ""). |
| */ |
| write_name_quoted_relative(name, prefix_len ? prefix : NULL, |
| stdout, line_terminator); |
| } |
| |
| static const char *get_tag(const struct cache_entry *ce, const char *tag) |
| { |
| static char alttag[4]; |
| |
| if (tag && *tag && ((show_valid_bit && (ce->ce_flags & CE_VALID)) || |
| (show_fsmonitor_bit && (ce->ce_flags & CE_FSMONITOR_VALID)))) { |
| memcpy(alttag, tag, 3); |
| |
| if (isalpha(tag[0])) { |
| alttag[0] = tolower(tag[0]); |
| } else if (tag[0] == '?') { |
| alttag[0] = '!'; |
| } else { |
| alttag[0] = 'v'; |
| alttag[1] = tag[0]; |
| alttag[2] = ' '; |
| alttag[3] = 0; |
| } |
| |
| tag = alttag; |
| } |
| |
| return tag; |
| } |
| |
| static void print_debug(const struct cache_entry *ce) |
| { |
| if (debug_mode) { |
| const struct stat_data *sd = &ce->ce_stat_data; |
| |
| printf(" ctime: %u:%u\n", sd->sd_ctime.sec, sd->sd_ctime.nsec); |
| printf(" mtime: %u:%u\n", sd->sd_mtime.sec, sd->sd_mtime.nsec); |
| printf(" dev: %u\tino: %u\n", sd->sd_dev, sd->sd_ino); |
| printf(" uid: %u\tgid: %u\n", sd->sd_uid, sd->sd_gid); |
| printf(" size: %u\tflags: %x\n", sd->sd_size, ce->ce_flags); |
| } |
| } |
| |
| static void show_dir_entry(const struct index_state *istate, |
| const char *tag, struct dir_entry *ent) |
| { |
| int len = max_prefix_len; |
| |
| if (len > ent->len) |
| die("git ls-files: internal error - directory entry not superset of prefix"); |
| |
| if (!dir_path_match(istate, ent, &pathspec, len, ps_matched)) |
| return; |
| |
| fputs(tag, stdout); |
| write_eolinfo(istate, NULL, ent->name); |
| write_name(ent->name); |
| } |
| |
| static void show_other_files(const struct index_state *istate, |
| const struct dir_struct *dir) |
| { |
| int i; |
| |
| for (i = 0; i < dir->nr; i++) { |
| struct dir_entry *ent = dir->entries[i]; |
| if (!index_name_is_other(istate, ent->name, ent->len)) |
| continue; |
| show_dir_entry(istate, tag_other, ent); |
| } |
| } |
| |
| static void show_killed_files(const struct index_state *istate, |
| const struct dir_struct *dir) |
| { |
| int i; |
| for (i = 0; i < dir->nr; i++) { |
| struct dir_entry *ent = dir->entries[i]; |
| char *cp, *sp; |
| int pos, len, killed = 0; |
| |
| for (cp = ent->name; cp - ent->name < ent->len; cp = sp + 1) { |
| sp = strchr(cp, '/'); |
| if (!sp) { |
| /* If ent->name is prefix of an entry in the |
| * cache, it will be killed. |
| */ |
| pos = index_name_pos(istate, ent->name, ent->len); |
| if (0 <= pos) |
| BUG("killed-file %.*s not found", |
| ent->len, ent->name); |
| pos = -pos - 1; |
| while (pos < istate->cache_nr && |
| ce_stage(istate->cache[pos])) |
| pos++; /* skip unmerged */ |
| if (istate->cache_nr <= pos) |
| break; |
| /* pos points at a name immediately after |
| * ent->name in the cache. Does it expect |
| * ent->name to be a directory? |
| */ |
| len = ce_namelen(istate->cache[pos]); |
| if ((ent->len < len) && |
| !strncmp(istate->cache[pos]->name, |
| ent->name, ent->len) && |
| istate->cache[pos]->name[ent->len] == '/') |
| killed = 1; |
| break; |
| } |
| if (0 <= index_name_pos(istate, ent->name, sp - ent->name)) { |
| /* If any of the leading directories in |
| * ent->name is registered in the cache, |
| * ent->name will be killed. |
| */ |
| killed = 1; |
| break; |
| } |
| } |
| if (killed) |
| show_dir_entry(istate, tag_killed, dir->entries[i]); |
| } |
| } |
| |
| static void show_files(struct repository *repo, struct dir_struct *dir); |
| |
| static void show_submodule(struct repository *superproject, |
| struct dir_struct *dir, const char *path) |
| { |
| struct repository subrepo; |
| const struct submodule *sub = submodule_from_path(superproject, |
| &null_oid, path); |
| |
| if (repo_submodule_init(&subrepo, superproject, sub)) |
| return; |
| |
| if (repo_read_index(&subrepo) < 0) |
| die("index file corrupt"); |
| |
| show_files(&subrepo, dir); |
| |
| repo_clear(&subrepo); |
| } |
| |
| static void show_ce(struct repository *repo, struct dir_struct *dir, |
| const struct cache_entry *ce, const char *fullname, |
| const char *tag) |
| { |
| if (max_prefix_len > strlen(fullname)) |
| die("git ls-files: internal error - cache entry not superset of prefix"); |
| |
| if (recurse_submodules && S_ISGITLINK(ce->ce_mode) && |
| is_submodule_active(repo, ce->name)) { |
| show_submodule(repo, dir, ce->name); |
| } else if (match_pathspec(repo->index, &pathspec, fullname, strlen(fullname), |
| max_prefix_len, ps_matched, |
| S_ISDIR(ce->ce_mode) || |
| S_ISGITLINK(ce->ce_mode))) { |
| tag = get_tag(ce, tag); |
| |
| if (!show_stage) { |
| fputs(tag, stdout); |
| } else { |
| printf("%s%06o %s %d\t", |
| tag, |
| ce->ce_mode, |
| find_unique_abbrev(&ce->oid, abbrev), |
| ce_stage(ce)); |
| } |
| write_eolinfo(repo->index, ce, fullname); |
| write_name(fullname); |
| print_debug(ce); |
| } |
| } |
| |
| static void show_ru_info(const struct index_state *istate) |
| { |
| struct string_list_item *item; |
| |
| if (!istate->resolve_undo) |
| return; |
| |
| for_each_string_list_item(item, istate->resolve_undo) { |
| const char *path = item->string; |
| struct resolve_undo_info *ui = item->util; |
| int i, len; |
| |
| len = strlen(path); |
| if (len < max_prefix_len) |
| continue; /* outside of the prefix */ |
| if (!match_pathspec(istate, &pathspec, path, len, |
| max_prefix_len, ps_matched, 0)) |
| continue; /* uninterested */ |
| for (i = 0; i < 3; i++) { |
| if (!ui->mode[i]) |
| continue; |
| printf("%s%06o %s %d\t", tag_resolve_undo, ui->mode[i], |
| find_unique_abbrev(&ui->oid[i], abbrev), |
| i + 1); |
| write_name(path); |
| } |
| } |
| } |
| |
| static int ce_excluded(struct dir_struct *dir, struct index_state *istate, |
| const char *fullname, const struct cache_entry *ce) |
| { |
| int dtype = ce_to_dtype(ce); |
| return is_excluded(dir, istate, fullname, &dtype); |
| } |
| |
| static void construct_fullname(struct strbuf *out, const struct repository *repo, |
| const struct cache_entry *ce) |
| { |
| strbuf_reset(out); |
| if (repo->submodule_prefix) |
| strbuf_addstr(out, repo->submodule_prefix); |
| strbuf_addstr(out, ce->name); |
| } |
| |
| static void show_files(struct repository *repo, struct dir_struct *dir) |
| { |
| int i; |
| struct strbuf fullname = STRBUF_INIT; |
| |
| /* For cached/deleted files we don't need to even do the readdir */ |
| if (show_others || show_killed) { |
| if (!show_others) |
| dir->flags |= DIR_COLLECT_KILLED_ONLY; |
| fill_directory(dir, repo->index, &pathspec); |
| if (show_others) |
| show_other_files(repo->index, dir); |
| if (show_killed) |
| show_killed_files(repo->index, dir); |
| } |
| if (show_cached || show_stage) { |
| for (i = 0; i < repo->index->cache_nr; i++) { |
| const struct cache_entry *ce = repo->index->cache[i]; |
| |
| construct_fullname(&fullname, repo, ce); |
| |
| if ((dir->flags & DIR_SHOW_IGNORED) && |
| !ce_excluded(dir, repo->index, fullname.buf, ce)) |
| continue; |
| if (show_unmerged && !ce_stage(ce)) |
| continue; |
| if (ce->ce_flags & CE_UPDATE) |
| continue; |
| show_ce(repo, dir, ce, fullname.buf, |
| ce_stage(ce) ? tag_unmerged : |
| (ce_skip_worktree(ce) ? tag_skip_worktree : |
| tag_cached)); |
| } |
| } |
| if (show_deleted || show_modified) { |
| for (i = 0; i < repo->index->cache_nr; i++) { |
| const struct cache_entry *ce = repo->index->cache[i]; |
| struct stat st; |
| int err; |
| |
| construct_fullname(&fullname, repo, ce); |
| |
| if ((dir->flags & DIR_SHOW_IGNORED) && |
| !ce_excluded(dir, repo->index, fullname.buf, ce)) |
| continue; |
| if (ce->ce_flags & CE_UPDATE) |
| continue; |
| if (ce_skip_worktree(ce)) |
| continue; |
| err = lstat(fullname.buf, &st); |
| if (show_deleted && err) |
| show_ce(repo, dir, ce, fullname.buf, tag_removed); |
| if (show_modified && ie_modified(repo->index, ce, &st, 0)) |
| show_ce(repo, dir, ce, fullname.buf, tag_modified); |
| } |
| } |
| |
| strbuf_release(&fullname); |
| } |
| |
| /* |
| * Prune the index to only contain stuff starting with "prefix" |
| */ |
| static void prune_index(struct index_state *istate, |
| const char *prefix, size_t prefixlen) |
| { |
| int pos; |
| unsigned int first, last; |
| |
| if (!prefix || !istate->cache_nr) |
| return; |
| pos = index_name_pos(istate, prefix, prefixlen); |
| if (pos < 0) |
| pos = -pos-1; |
| first = pos; |
| last = istate->cache_nr; |
| while (last > first) { |
| int next = first + ((last - first) >> 1); |
| const struct cache_entry *ce = istate->cache[next]; |
| if (!strncmp(ce->name, prefix, prefixlen)) { |
| first = next+1; |
| continue; |
| } |
| last = next; |
| } |
| MOVE_ARRAY(istate->cache, istate->cache + pos, last - pos); |
| istate->cache_nr = last - pos; |
| } |
| |
| static int get_common_prefix_len(const char *common_prefix) |
| { |
| int common_prefix_len; |
| |
| if (!common_prefix) |
| return 0; |
| |
| common_prefix_len = strlen(common_prefix); |
| |
| /* |
| * If the prefix has a trailing slash, strip it so that submodules wont |
| * be pruned from the index. |
| */ |
| if (common_prefix[common_prefix_len - 1] == '/') |
| common_prefix_len--; |
| |
| return common_prefix_len; |
| } |
| |
| /* |
| * Read the tree specified with --with-tree option |
| * (typically, HEAD) into stage #1 and then |
| * squash them down to stage #0. This is used for |
| * --error-unmatch to list and check the path patterns |
| * that were given from the command line. We are not |
| * going to write this index out. |
| */ |
| void overlay_tree_on_index(struct index_state *istate, |
| const char *tree_name, const char *prefix) |
| { |
| struct tree *tree; |
| struct object_id oid; |
| struct pathspec pathspec; |
| struct cache_entry *last_stage0 = NULL; |
| int i; |
| |
| if (get_oid(tree_name, &oid)) |
| die("tree-ish %s not found.", tree_name); |
| tree = parse_tree_indirect(&oid); |
| if (!tree) |
| die("bad tree-ish %s", tree_name); |
| |
| /* Hoist the unmerged entries up to stage #3 to make room */ |
| for (i = 0; i < istate->cache_nr; i++) { |
| struct cache_entry *ce = istate->cache[i]; |
| if (!ce_stage(ce)) |
| continue; |
| ce->ce_flags |= CE_STAGEMASK; |
| } |
| |
| if (prefix) { |
| static const char *(matchbuf[1]); |
| matchbuf[0] = NULL; |
| parse_pathspec(&pathspec, PATHSPEC_ALL_MAGIC, |
| PATHSPEC_PREFER_CWD, prefix, matchbuf); |
| } else |
| memset(&pathspec, 0, sizeof(pathspec)); |
| if (read_tree(the_repository, tree, 1, &pathspec, istate)) |
| die("unable to read tree entries %s", tree_name); |
| |
| for (i = 0; i < istate->cache_nr; i++) { |
| struct cache_entry *ce = istate->cache[i]; |
| switch (ce_stage(ce)) { |
| case 0: |
| last_stage0 = ce; |
| /* fallthru */ |
| default: |
| continue; |
| case 1: |
| /* |
| * If there is stage #0 entry for this, we do not |
| * need to show it. We use CE_UPDATE bit to mark |
| * such an entry. |
| */ |
| if (last_stage0 && |
| !strcmp(last_stage0->name, ce->name)) |
| ce->ce_flags |= CE_UPDATE; |
| } |
| } |
| } |
| |
| static const char * const ls_files_usage[] = { |
| N_("git ls-files [<options>] [<file>...]"), |
| NULL |
| }; |
| |
| static int option_parse_exclude(const struct option *opt, |
| const char *arg, int unset) |
| { |
| struct string_list *exclude_list = opt->value; |
| |
| BUG_ON_OPT_NEG(unset); |
| |
| exc_given = 1; |
| string_list_append(exclude_list, arg); |
| |
| return 0; |
| } |
| |
| static int option_parse_exclude_from(const struct option *opt, |
| const char *arg, int unset) |
| { |
| struct dir_struct *dir = opt->value; |
| |
| BUG_ON_OPT_NEG(unset); |
| |
| exc_given = 1; |
| add_patterns_from_file(dir, arg); |
| |
| return 0; |
| } |
| |
| static int option_parse_exclude_standard(const struct option *opt, |
| const char *arg, int unset) |
| { |
| struct dir_struct *dir = opt->value; |
| |
| BUG_ON_OPT_NEG(unset); |
| BUG_ON_OPT_ARG(arg); |
| |
| exc_given = 1; |
| setup_standard_excludes(dir); |
| |
| return 0; |
| } |
| |
| int cmd_ls_files(int argc, const char **argv, const char *cmd_prefix) |
| { |
| int require_work_tree = 0, show_tag = 0, i; |
| const char *max_prefix; |
| struct dir_struct dir; |
| struct pattern_list *pl; |
| struct string_list exclude_list = STRING_LIST_INIT_NODUP; |
| struct option builtin_ls_files_options[] = { |
| /* Think twice before adding "--nul" synonym to this */ |
| OPT_SET_INT('z', NULL, &line_terminator, |
| N_("paths are separated with NUL character"), '\0'), |
| OPT_BOOL('t', NULL, &show_tag, |
| N_("identify the file status with tags")), |
| OPT_BOOL('v', NULL, &show_valid_bit, |
| N_("use lowercase letters for 'assume unchanged' files")), |
| OPT_BOOL('f', NULL, &show_fsmonitor_bit, |
| N_("use lowercase letters for 'fsmonitor clean' files")), |
| OPT_BOOL('c', "cached", &show_cached, |
| N_("show cached files in the output (default)")), |
| OPT_BOOL('d', "deleted", &show_deleted, |
| N_("show deleted files in the output")), |
| OPT_BOOL('m', "modified", &show_modified, |
| N_("show modified files in the output")), |
| OPT_BOOL('o', "others", &show_others, |
| N_("show other files in the output")), |
| OPT_BIT('i', "ignored", &dir.flags, |
| N_("show ignored files in the output"), |
| DIR_SHOW_IGNORED), |
| OPT_BOOL('s', "stage", &show_stage, |
| N_("show staged contents' object name in the output")), |
| OPT_BOOL('k', "killed", &show_killed, |
| N_("show files on the filesystem that need to be removed")), |
| OPT_BIT(0, "directory", &dir.flags, |
| N_("show 'other' directories' names only"), |
| DIR_SHOW_OTHER_DIRECTORIES), |
| OPT_BOOL(0, "eol", &show_eol, N_("show line endings of files")), |
| OPT_NEGBIT(0, "empty-directory", &dir.flags, |
| N_("don't show empty directories"), |
| DIR_HIDE_EMPTY_DIRECTORIES), |
| OPT_BOOL('u', "unmerged", &show_unmerged, |
| N_("show unmerged files in the output")), |
| OPT_BOOL(0, "resolve-undo", &show_resolve_undo, |
| N_("show resolve-undo information")), |
| { OPTION_CALLBACK, 'x', "exclude", &exclude_list, N_("pattern"), |
| N_("skip files matching pattern"), |
| PARSE_OPT_NONEG, option_parse_exclude }, |
| { OPTION_CALLBACK, 'X', "exclude-from", &dir, N_("file"), |
| N_("exclude patterns are read from <file>"), |
| PARSE_OPT_NONEG, option_parse_exclude_from }, |
| OPT_STRING(0, "exclude-per-directory", &dir.exclude_per_dir, N_("file"), |
| N_("read additional per-directory exclude patterns in <file>")), |
| { OPTION_CALLBACK, 0, "exclude-standard", &dir, NULL, |
| N_("add the standard git exclusions"), |
| PARSE_OPT_NOARG | PARSE_OPT_NONEG, |
| option_parse_exclude_standard }, |
| OPT_SET_INT_F(0, "full-name", &prefix_len, |
| N_("make the output relative to the project top directory"), |
| 0, PARSE_OPT_NONEG), |
| OPT_BOOL(0, "recurse-submodules", &recurse_submodules, |
| N_("recurse through submodules")), |
| OPT_BOOL(0, "error-unmatch", &error_unmatch, |
| N_("if any <file> is not in the index, treat this as an error")), |
| OPT_STRING(0, "with-tree", &with_tree, N_("tree-ish"), |
| N_("pretend that paths removed since <tree-ish> are still present")), |
| OPT__ABBREV(&abbrev), |
| OPT_BOOL(0, "debug", &debug_mode, N_("show debugging data")), |
| OPT_END() |
| }; |
| |
| if (argc == 2 && !strcmp(argv[1], "-h")) |
| usage_with_options(ls_files_usage, builtin_ls_files_options); |
| |
| memset(&dir, 0, sizeof(dir)); |
| prefix = cmd_prefix; |
| if (prefix) |
| prefix_len = strlen(prefix); |
| git_config(git_default_config, NULL); |
| |
| if (repo_read_index(the_repository) < 0) |
| die("index file corrupt"); |
| |
| argc = parse_options(argc, argv, prefix, builtin_ls_files_options, |
| ls_files_usage, 0); |
| pl = add_pattern_list(&dir, EXC_CMDL, "--exclude option"); |
| for (i = 0; i < exclude_list.nr; i++) { |
| add_pattern(exclude_list.items[i].string, "", 0, pl, --exclude_args); |
| } |
| if (show_tag || show_valid_bit || show_fsmonitor_bit) { |
| tag_cached = "H "; |
| tag_unmerged = "M "; |
| tag_removed = "R "; |
| tag_modified = "C "; |
| tag_other = "? "; |
| tag_killed = "K "; |
| tag_skip_worktree = "S "; |
| tag_resolve_undo = "U "; |
| } |
| if (show_modified || show_others || show_deleted || (dir.flags & DIR_SHOW_IGNORED) || show_killed) |
| require_work_tree = 1; |
| if (show_unmerged) |
| /* |
| * There's no point in showing unmerged unless |
| * you also show the stage information. |
| */ |
| show_stage = 1; |
| if (dir.exclude_per_dir) |
| exc_given = 1; |
| |
| if (require_work_tree && !is_inside_work_tree()) |
| setup_work_tree(); |
| |
| if (recurse_submodules && |
| (show_stage || show_deleted || show_others || show_unmerged || |
| show_killed || show_modified || show_resolve_undo || with_tree)) |
| die("ls-files --recurse-submodules unsupported mode"); |
| |
| if (recurse_submodules && error_unmatch) |
| die("ls-files --recurse-submodules does not support " |
| "--error-unmatch"); |
| |
| parse_pathspec(&pathspec, 0, |
| PATHSPEC_PREFER_CWD, |
| prefix, argv); |
| |
| /* |
| * Find common prefix for all pathspec's |
| * This is used as a performance optimization which unfortunately cannot |
| * be done when recursing into submodules because when a pathspec is |
| * given which spans repository boundaries you can't simply remove the |
| * submodule entry because the pathspec may match something inside the |
| * submodule. |
| */ |
| if (recurse_submodules) |
| max_prefix = NULL; |
| else |
| max_prefix = common_prefix(&pathspec); |
| max_prefix_len = get_common_prefix_len(max_prefix); |
| |
| prune_index(the_repository->index, max_prefix, max_prefix_len); |
| |
| /* Treat unmatching pathspec elements as errors */ |
| if (pathspec.nr && error_unmatch) |
| ps_matched = xcalloc(pathspec.nr, 1); |
| |
| if ((dir.flags & DIR_SHOW_IGNORED) && !exc_given) |
| die("ls-files --ignored needs some exclude pattern"); |
| |
| /* With no flags, we default to showing the cached files */ |
| if (!(show_stage || show_deleted || show_others || show_unmerged || |
| show_killed || show_modified || show_resolve_undo)) |
| show_cached = 1; |
| |
| if (with_tree) { |
| /* |
| * Basic sanity check; show-stages and show-unmerged |
| * would not make any sense with this option. |
| */ |
| if (show_stage || show_unmerged) |
| die("ls-files --with-tree is incompatible with -s or -u"); |
| overlay_tree_on_index(the_repository->index, with_tree, max_prefix); |
| } |
| |
| show_files(the_repository, &dir); |
| |
| if (show_resolve_undo) |
| show_ru_info(the_repository->index); |
| |
| if (ps_matched) { |
| int bad; |
| bad = report_path_error(ps_matched, &pathspec); |
| if (bad) |
| fprintf(stderr, "Did you forget to 'git add'?\n"); |
| |
| return bad ? 1 : 0; |
| } |
| |
| UNLEAK(dir); |
| return 0; |
| } |