Merge branch 'maint'
[gitweb.git] / builtin / ls-files.c
index b065061392718e4250d2c52dc3d53a0c1c7938e9..31b3f2d9006e0f5703ca9fb37bea247012581c0e 100644 (file)
@@ -25,9 +25,11 @@ static int show_modified;
 static int show_killed;
 static int show_valid_bit;
 static int line_terminator = '\n';
+static int debug_mode;
 
+static const char *prefix;
+static int max_prefix_len;
 static int prefix_len;
-static int prefix_offset;
 static const char **pathspec;
 static int error_unmatch;
 static char *ps_matched;
@@ -43,10 +45,15 @@ static const char *tag_modified = "";
 static const char *tag_skip_worktree = "";
 static const char *tag_resolve_undo = "";
 
+static void write_name(const char* name, size_t len)
+{
+       write_name_quoted_relative(name, len, prefix, prefix_len, stdout,
+                       line_terminator);
+}
+
 static void show_dir_entry(const char *tag, struct dir_entry *ent)
 {
-       int len = prefix_len;
-       int offset = prefix_offset;
+       int len = max_prefix_len;
 
        if (len >= ent->len)
                die("git ls-files: internal error - directory entry not superset of prefix");
@@ -55,7 +62,7 @@ static void show_dir_entry(const char *tag, struct dir_entry *ent)
                return;
 
        fputs(tag, stdout);
-       write_name_quoted(ent->name + offset, stdout, line_terminator);
+       write_name(ent->name, ent->len);
 }
 
 static void show_other_files(struct dir_struct *dir)
@@ -121,8 +128,7 @@ static void show_killed_files(struct dir_struct *dir)
 
 static void show_ce_entry(const char *tag, struct cache_entry *ce)
 {
-       int len = prefix_len;
-       int offset = prefix_offset;
+       int len = max_prefix_len;
 
        if (len >= ce_namelen(ce))
                die("git ls-files: internal error - cache entry not superset of prefix");
@@ -153,48 +159,60 @@ static void show_ce_entry(const char *tag, struct cache_entry *ce)
                printf("%s%06o %s %d\t",
                       tag,
                       ce->ce_mode,
-                      abbrev ? find_unique_abbrev(ce->sha1,abbrev)
-                               : sha1_to_hex(ce->sha1),
+                      find_unique_abbrev(ce->sha1,abbrev),
                       ce_stage(ce));
        }
-       write_name_quoted(ce->name + offset, stdout, line_terminator);
+       write_name(ce->name, ce_namelen(ce));
+       if (debug_mode) {
+               printf("  ctime: %d:%d\n", ce->ce_ctime.sec, ce->ce_ctime.nsec);
+               printf("  mtime: %d:%d\n", ce->ce_mtime.sec, ce->ce_mtime.nsec);
+               printf("  dev: %d\tino: %d\n", ce->ce_dev, ce->ce_ino);
+               printf("  uid: %d\tgid: %d\n", ce->ce_uid, ce->ce_gid);
+               printf("  size: %d\tflags: %x\n", ce->ce_size, ce->ce_flags);
+       }
 }
 
-static int show_one_ru(struct string_list_item *item, void *cbdata)
+static void show_ru_info(void)
 {
-       int offset = prefix_offset;
-       const char *path = item->string;
-       struct resolve_undo_info *ui = item->util;
-       int i, len;
-
-       len = strlen(path);
-       if (len < prefix_len)
-               return 0; /* outside of the prefix */
-       if (!match_pathspec(pathspec, path, len, prefix_len, ps_matched))
-               return 0; /* uninterested */
-       for (i = 0; i < 3; i++) {
-               if (!ui->mode[i])
-                       continue;
-               printf("%s%06o %s %d\t", tag_resolve_undo, ui->mode[i],
-                      abbrev
-                      ? find_unique_abbrev(ui->sha1[i], abbrev)
-                      : sha1_to_hex(ui->sha1[i]),
-                      i + 1);
-               write_name_quoted(path + offset, stdout, line_terminator);
+       struct string_list_item *item;
+
+       if (!the_index.resolve_undo)
+               return;
+
+       for_each_string_list_item(item, the_index.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(pathspec, path, len, max_prefix_len, ps_matched))
+                       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->sha1[i], abbrev),
+                              i + 1);
+                       write_name(path, len);
+               }
        }
-       return 0;
 }
 
-static void show_ru_info(const char *prefix)
+static int ce_excluded(struct path_exclude_check *check, struct cache_entry *ce)
 {
-       if (!the_index.resolve_undo)
-               return;
-       for_each_string_list(show_one_ru, the_index.resolve_undo, NULL);
+       int dtype = ce_to_dtype(ce);
+       return path_excluded(check, ce->name, ce_namelen(ce), &dtype);
 }
 
-static void show_files(struct dir_struct *dir, const char *prefix)
+static void show_files(struct dir_struct *dir)
 {
        int i;
+       struct path_exclude_check check;
+
+       if ((dir->flags & DIR_SHOW_IGNORED))
+               path_exclude_check_init(&check, dir);
 
        /* For cached/deleted files we don't need to even do the readdir */
        if (show_others || show_killed) {
@@ -207,9 +225,8 @@ static void show_files(struct dir_struct *dir, const char *prefix)
        if (show_cached | show_stage) {
                for (i = 0; i < active_nr; i++) {
                        struct cache_entry *ce = active_cache[i];
-                       int dtype = ce_to_dtype(ce);
-                       if (dir->flags & DIR_SHOW_IGNORED &&
-                           !excluded(dir, ce->name, &dtype))
+                       if ((dir->flags & DIR_SHOW_IGNORED) &&
+                           !ce_excluded(&check, ce))
                                continue;
                        if (show_unmerged && !ce_stage(ce))
                                continue;
@@ -224,9 +241,8 @@ static void show_files(struct dir_struct *dir, const char *prefix)
                        struct cache_entry *ce = active_cache[i];
                        struct stat st;
                        int err;
-                       int dtype = ce_to_dtype(ce);
-                       if (dir->flags & DIR_SHOW_IGNORED &&
-                           !excluded(dir, ce->name, &dtype))
+                       if ((dir->flags & DIR_SHOW_IGNORED) &&
+                           !ce_excluded(&check, ce))
                                continue;
                        if (ce->ce_flags & CE_UPDATE)
                                continue;
@@ -239,6 +255,9 @@ static void show_files(struct dir_struct *dir, const char *prefix)
                                show_ce_entry(tag_modified, ce);
                }
        }
+
+       if ((dir->flags & DIR_SHOW_IGNORED))
+               path_exclude_check_clear(&check);
 }
 
 /*
@@ -246,7 +265,7 @@ static void show_files(struct dir_struct *dir, const char *prefix)
  */
 static void prune_cache(const char *prefix)
 {
-       int pos = cache_name_pos(prefix, prefix_len);
+       int pos = cache_name_pos(prefix, max_prefix_len);
        unsigned int first, last;
 
        if (pos < 0)
@@ -259,7 +278,7 @@ static void prune_cache(const char *prefix)
        while (last > first) {
                int next = (last + first) >> 1;
                struct cache_entry *ce = active_cache[next];
-               if (!strncmp(ce->name, prefix, prefix_len)) {
+               if (!strncmp(ce->name, prefix, max_prefix_len)) {
                        first = next+1;
                        continue;
                }
@@ -268,39 +287,6 @@ static void prune_cache(const char *prefix)
        active_nr = last;
 }
 
-static const char *verify_pathspec(const char *prefix)
-{
-       const char **p, *n, *prev;
-       unsigned long max;
-
-       prev = NULL;
-       max = PATH_MAX;
-       for (p = pathspec; (n = *p) != NULL; p++) {
-               int i, len = 0;
-               for (i = 0; i < max; i++) {
-                       char c = n[i];
-                       if (prev && prev[i] != c)
-                               break;
-                       if (!c || c == '*' || c == '?')
-                               break;
-                       if (c == '/')
-                               len = i+1;
-               }
-               prev = n;
-               if (len < max) {
-                       max = len;
-                       if (!max)
-                               break;
-               }
-       }
-
-       if (prefix_offset > max || memcmp(prev, prefix, prefix_offset))
-               die("git ls-files: cannot generate relative filenames containing '..'");
-
-       prefix_len = max;
-       return max ? xmemdupz(prev, max) : NULL;
-}
-
 static void strip_trailing_slash_from_submodules(void)
 {
        const char **p;
@@ -328,7 +314,7 @@ void overlay_tree_on_cache(const char *tree_name, const char *prefix)
 {
        struct tree *tree;
        unsigned char sha1[20];
-       const char **match;
+       struct pathspec pathspec;
        struct cache_entry *last_stage0 = NULL;
        int i;
 
@@ -350,10 +336,11 @@ void overlay_tree_on_cache(const char *tree_name, const char *prefix)
                static const char *(matchbuf[2]);
                matchbuf[0] = prefix;
                matchbuf[1] = NULL;
-               match = matchbuf;
+               init_pathspec(&pathspec, matchbuf);
+               pathspec.items[0].use_wildcard = 0;
        } else
-               match = NULL;
-       if (read_tree(tree, 1, match))
+               init_pathspec(&pathspec, NULL);
+       if (read_tree(tree, 1, &pathspec))
                die("unable to read tree entries %s", tree_name);
 
        for (i = 0; i < active_nr; i++) {
@@ -377,11 +364,13 @@ void overlay_tree_on_cache(const char *tree_name, const char *prefix)
        }
 }
 
-int report_path_error(const char *ps_matched, const char **pathspec, int prefix_offset)
+int report_path_error(const char *ps_matched, const char **pathspec, const char *prefix)
 {
        /*
         * Make sure all pathspec matched; otherwise it is an error.
         */
+       struct strbuf sb = STRBUF_INIT;
+       const char *name;
        int num, errors = 0;
        for (num = 0; pathspec[num]; num++) {
                int other, found_dup;
@@ -406,15 +395,17 @@ int report_path_error(const char *ps_matched, const char **pathspec, int prefix_
                if (found_dup)
                        continue;
 
+               name = quote_path_relative(pathspec[num], -1, &sb, prefix);
                error("pathspec '%s' did not match any file(s) known to git.",
-                     pathspec[num] + prefix_offset);
+                     name);
                errors++;
        }
+       strbuf_release(&sb);
        return errors;
 }
 
 static const char * const ls_files_usage[] = {
-       "git ls-files [options] [<file>]*",
+       "git ls-files [options] [<file>...]",
        NULL
 };
 
@@ -459,9 +450,10 @@ static int option_parse_exclude_standard(const struct option *opt,
        return 0;
 }
 
-int cmd_ls_files(int argc, const char **argv, const char *prefix)
+int cmd_ls_files(int argc, const char **argv, const char *cmd_prefix)
 {
        int require_work_tree = 0, show_tag = 0;
+       const char *max_prefix;
        struct dir_struct dir;
        struct option builtin_ls_files_options[] = {
                { OPTION_CALLBACK, 'z', NULL, NULL, NULL,
@@ -507,7 +499,7 @@ int cmd_ls_files(int argc, const char **argv, const char *prefix)
                { OPTION_CALLBACK, 0, "exclude-standard", &dir, NULL,
                        "add the standard git exclusions",
                        PARSE_OPT_NOARG, option_parse_exclude_standard },
-               { OPTION_SET_INT, 0, "full-name", &prefix_offset, NULL,
+               { OPTION_SET_INT, 0, "full-name", &prefix_len, NULL,
                        "make the output relative to the project top directory",
                        PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL },
                OPT_BOOLEAN(0, "error-unmatch", &error_unmatch,
@@ -515,12 +507,17 @@ int cmd_ls_files(int argc, const char **argv, const char *prefix)
                OPT_STRING(0, "with-tree", &with_tree, "tree-ish",
                        "pretend that paths removed since <tree-ish> are still present"),
                OPT__ABBREV(&abbrev),
+               OPT_BOOLEAN(0, "debug", &debug_mode, "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_offset = strlen(prefix);
+               prefix_len = strlen(prefix);
        git_config(git_default_config, NULL);
 
        if (read_cache() < 0)
@@ -558,9 +555,9 @@ int cmd_ls_files(int argc, const char **argv, const char *prefix)
        if (pathspec)
                strip_trailing_slash_from_submodules();
 
-       /* Verify that the pathspec matches the prefix */
-       if (pathspec)
-               prefix = verify_pathspec(prefix);
+       /* Find common prefix for all pathspec's */
+       max_prefix = common_prefix(pathspec);
+       max_prefix_len = max_prefix ? strlen(max_prefix) : 0;
 
        /* Treat unmatching pathspec elements as errors */
        if (pathspec && error_unmatch) {
@@ -578,8 +575,8 @@ int cmd_ls_files(int argc, const char **argv, const char *prefix)
              show_killed | show_modified | show_resolve_undo))
                show_cached = 1;
 
-       if (prefix)
-               prune_cache(prefix);
+       if (max_prefix)
+               prune_cache(max_prefix);
        if (with_tree) {
                /*
                 * Basic sanity check; show-stages and show-unmerged
@@ -587,15 +584,15 @@ int cmd_ls_files(int argc, const char **argv, const char *prefix)
                 */
                if (show_stage || show_unmerged)
                        die("ls-files --with-tree is incompatible with -s or -u");
-               overlay_tree_on_cache(with_tree, prefix);
+               overlay_tree_on_cache(with_tree, max_prefix);
        }
-       show_files(&dir, prefix);
+       show_files(&dir);
        if (show_resolve_undo)
-               show_ru_info(prefix);
+               show_ru_info();
 
        if (ps_matched) {
                int bad;
-               bad = report_path_error(ps_matched, pathspec, prefix_offset);
+               bad = report_path_error(ps_matched, pathspec, prefix);
                if (bad)
                        fprintf(stderr, "Did you forget to 'git add'?\n");