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-rw-r--r--builtin/ls-files.c891
1 files changed, 891 insertions, 0 deletions
diff --git a/builtin/ls-files.c b/builtin/ls-files.c
new file mode 100644
index 0000000..4cf8a23
--- /dev/null
+++ b/builtin/ls-files.c
@@ -0,0 +1,891 @@
+/*
+ * 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 "strbuf.h"
+#include "tree.h"
+#include "cache-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 int skipping_duplicates;
+static int show_sparse_dirs;
+
+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 *format;
+
+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(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 void write_name_to_buf(struct strbuf *sb, const char *name)
+{
+ const char *rel = relative_path(name, prefix_len ? prefix : NULL, sb);
+
+ if (line_terminator)
+ quote_c_style(rel, sb, NULL, 0);
+ else
+ strbuf_addstr(sb, rel);
+}
+
+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(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 ps_matches is non-NULL, figure out which pathspec(s) match. */
+ if (ps_matched)
+ dir_path_match(istate, ent, &pathspec, len, ps_matched);
+
+ fputs(tag, stdout);
+ write_eolinfo(istate, NULL, ent->name);
+ write_name(ent->name);
+}
+
+static void show_other_files(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(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;
+
+ if (repo_submodule_init(&subrepo, superproject, path, null_oid()))
+ return;
+
+ if (repo_read_index(&subrepo) < 0)
+ die("index file corrupt");
+
+ show_files(&subrepo, dir);
+
+ repo_clear(&subrepo);
+}
+
+struct show_index_data {
+ const char *pathname;
+ struct index_state *istate;
+ const struct cache_entry *ce;
+};
+
+static size_t expand_show_index(struct strbuf *sb, const char *start,
+ void *context)
+{
+ struct show_index_data *data = context;
+ const char *end;
+ const char *p;
+ size_t len = strbuf_expand_literal_cb(sb, start, NULL);
+ struct stat st;
+
+ if (len)
+ return len;
+ if (*start != '(')
+ die(_("bad ls-files format: element '%s' "
+ "does not start with '('"), start);
+
+ end = strchr(start + 1, ')');
+ if (!end)
+ die(_("bad ls-files format: element '%s' "
+ "does not end in ')'"), start);
+
+ len = end - start + 1;
+ if (skip_prefix(start, "(objectmode)", &p))
+ strbuf_addf(sb, "%06o", data->ce->ce_mode);
+ else if (skip_prefix(start, "(objectname)", &p))
+ strbuf_add_unique_abbrev(sb, &data->ce->oid, abbrev);
+ else if (skip_prefix(start, "(stage)", &p))
+ strbuf_addf(sb, "%d", ce_stage(data->ce));
+ else if (skip_prefix(start, "(eolinfo:index)", &p))
+ strbuf_addstr(sb, S_ISREG(data->ce->ce_mode) ?
+ get_cached_convert_stats_ascii(data->istate,
+ data->ce->name) : "");
+ else if (skip_prefix(start, "(eolinfo:worktree)", &p))
+ strbuf_addstr(sb, !lstat(data->pathname, &st) &&
+ S_ISREG(st.st_mode) ?
+ get_wt_convert_stats_ascii(data->pathname) : "");
+ else if (skip_prefix(start, "(eolattr)", &p))
+ strbuf_addstr(sb, get_convert_attr_ascii(data->istate,
+ data->pathname));
+ else if (skip_prefix(start, "(path)", &p))
+ write_name_to_buf(sb, data->pathname);
+ else
+ die(_("bad ls-files format: %%%.*s"), (int)len, start);
+
+ return len;
+}
+
+static void show_ce_fmt(struct repository *repo, const struct cache_entry *ce,
+ const char *format, const char *fullname) {
+ struct show_index_data data = {
+ .pathname = fullname,
+ .istate = repo->index,
+ .ce = ce,
+ };
+ struct strbuf sb = STRBUF_INIT;
+
+ strbuf_expand(&sb, format, expand_show_index, &data);
+ strbuf_addch(&sb, line_terminator);
+ fwrite(sb.buf, sb.len, 1, stdout);
+ strbuf_release(&sb);
+}
+
+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))) {
+ if (format) {
+ show_ce_fmt(repo, ce, format, fullname);
+ print_debug(ce);
+ return;
+ }
+
+ tag = get_tag(ce, tag);
+
+ if (!show_stage) {
+ fputs(tag, stdout);
+ } else {
+ printf("%s%06o %s %d\t",
+ tag,
+ ce->ce_mode,
+ repo_find_unique_abbrev(repo, &ce->oid, abbrev),
+ ce_stage(ce));
+ }
+ write_eolinfo(repo->index, ce, fullname);
+ write_name(fullname);
+ print_debug(ce);
+ }
+}
+
+static void show_ru_info(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 || show_deleted || show_modified))
+ return;
+
+ if (!show_sparse_dirs)
+ ensure_full_index(repo->index);
+
+ for (i = 0; i < repo->index->cache_nr; i++) {
+ const struct cache_entry *ce = repo->index->cache[i];
+ struct stat st;
+ int stat_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 ((show_cached || show_stage) &&
+ (!show_unmerged || ce_stage(ce))) {
+ show_ce(repo, dir, ce, fullname.buf,
+ ce_stage(ce) ? tag_unmerged :
+ (ce_skip_worktree(ce) ? tag_skip_worktree :
+ tag_cached));
+ if (skipping_duplicates)
+ goto skip_to_next_name;
+ }
+
+ if (!(show_deleted || show_modified))
+ continue;
+ if (ce_skip_worktree(ce))
+ continue;
+ stat_err = lstat(fullname.buf, &st);
+ if (stat_err && (errno != ENOENT && errno != ENOTDIR))
+ error_errno("cannot lstat '%s'", fullname.buf);
+ if (stat_err && show_deleted) {
+ show_ce(repo, dir, ce, fullname.buf, tag_removed);
+ if (skipping_duplicates)
+ goto skip_to_next_name;
+ }
+ if (show_modified &&
+ (stat_err || ie_modified(repo->index, ce, &st, 0))) {
+ show_ce(repo, dir, ce, fullname.buf, tag_modified);
+ if (skipping_duplicates)
+ goto skip_to_next_name;
+ }
+ continue;
+
+skip_to_next_name:
+ {
+ int j;
+ struct cache_entry **cache = repo->index->cache;
+ for (j = i + 1; j < repo->index->cache_nr; j++)
+ if (strcmp(ce->name, cache[j]->name))
+ break;
+ i = j - 1; /* compensate for the for loop */
+ }
+ }
+
+ 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;
+}
+
+static int read_one_entry_opt(struct index_state *istate,
+ const struct object_id *oid,
+ struct strbuf *base,
+ const char *pathname,
+ unsigned mode, int opt)
+{
+ int len;
+ struct cache_entry *ce;
+
+ if (S_ISDIR(mode))
+ return READ_TREE_RECURSIVE;
+
+ len = strlen(pathname);
+ ce = make_empty_cache_entry(istate, base->len + len);
+
+ ce->ce_mode = create_ce_mode(mode);
+ ce->ce_flags = create_ce_flags(1);
+ ce->ce_namelen = base->len + len;
+ memcpy(ce->name, base->buf, base->len);
+ memcpy(ce->name + base->len, pathname, len+1);
+ oidcpy(&ce->oid, oid);
+ return add_index_entry(istate, ce, opt);
+}
+
+static int read_one_entry(const struct object_id *oid, struct strbuf *base,
+ const char *pathname, unsigned mode,
+ void *context)
+{
+ struct index_state *istate = context;
+ return read_one_entry_opt(istate, oid, base, pathname,
+ mode,
+ ADD_CACHE_OK_TO_ADD|ADD_CACHE_SKIP_DFCHECK);
+}
+
+/*
+ * This is used when the caller knows there is no existing entries at
+ * the stage that will conflict with the entry being added.
+ */
+static int read_one_entry_quick(const struct object_id *oid, struct strbuf *base,
+ const char *pathname, unsigned mode,
+ void *context)
+{
+ struct index_state *istate = context;
+ return read_one_entry_opt(istate, oid, base, pathname,
+ mode, ADD_CACHE_JUST_APPEND);
+}
+
+/*
+ * 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;
+ read_tree_fn_t fn = NULL;
+ int err;
+
+ 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 */
+ /* TODO: audit for interaction with sparse-index. */
+ ensure_full_index(istate);
+ 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));
+
+ /*
+ * See if we have cache entry at the stage. If so,
+ * do it the original slow way, otherwise, append and then
+ * sort at the end.
+ */
+ for (i = 0; !fn && i < istate->cache_nr; i++) {
+ const struct cache_entry *ce = istate->cache[i];
+ if (ce_stage(ce) == 1)
+ fn = read_one_entry;
+ }
+
+ if (!fn)
+ fn = read_one_entry_quick;
+ err = read_tree(the_repository, tree, &pathspec, fn, istate);
+ if (err)
+ die("unable to read tree entries %s", tree_name);
+
+ /*
+ * Sort the cache entry -- we need to nuke the cache tree, though.
+ */
+ if (fn == read_one_entry_quick) {
+ cache_tree_free(&istate->cache_tree);
+ QSORT(istate->cache, istate->cache_nr, cmp_cache_name_compare);
+ }
+
+ 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;
+ char *max_prefix;
+ struct dir_struct dir = DIR_INIT;
+ 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_("separate paths with the 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")),
+ OPT_CALLBACK_F('x', "exclude", &exclude_list, N_("pattern"),
+ N_("skip files matching pattern"),
+ PARSE_OPT_NONEG, option_parse_exclude),
+ OPT_CALLBACK_F('X', "exclude-from", &dir, N_("file"),
+ N_("read exclude patterns 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>")),
+ OPT_CALLBACK_F(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_BOOL(0, "deduplicate", &skipping_duplicates,
+ N_("suppress duplicate entries")),
+ OPT_BOOL(0, "sparse", &show_sparse_dirs,
+ N_("show sparse directories in the presence of a sparse index")),
+ OPT_STRING_F(0, "format", &format, N_("format"),
+ N_("format to use for the output"),
+ PARSE_OPT_NONEG),
+ OPT_END()
+ };
+ int ret = 0;
+
+ if (argc == 2 && !strcmp(argv[1], "-h"))
+ usage_with_options(ls_files_usage, builtin_ls_files_options);
+
+ prepare_repo_settings(the_repository);
+ the_repository->settings.command_requires_full_index = 0;
+
+ 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 (format && (show_stage || show_others || show_killed ||
+ show_resolve_undo || skipping_duplicates || show_eol || show_tag))
+ usage_msg_opt(_("--format cannot be used with -s, -o, -k, -t, "
+ "--resolve-undo, --deduplicate, --eol"),
+ ls_files_usage, builtin_ls_files_options);
+
+ 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 (show_tag || show_stage)
+ skipping_duplicates = 0;
+ if (dir.exclude_per_dir)
+ exc_given = 1;
+
+ if (require_work_tree && !is_inside_work_tree())
+ setup_work_tree();
+
+ if (recurse_submodules &&
+ (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) && !show_others && !show_cached)
+ die("ls-files -i must be used with either -o or -c");
+
+ 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(_("options '%s' and '%s' cannot be used together"), "ls-files --with-tree", "-s/-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 && report_path_error(ps_matched, &pathspec)) {
+ fprintf(stderr, "Did you forget to 'git add'?\n");
+ ret = 1;
+ }
+
+ string_list_clear(&exclude_list, 0);
+ dir_clear(&dir);
+ free(max_prefix);
+ return ret;
+}