static int line_termination = '\n';
#define LS_RECURSIVE 1
#define LS_TREE_ONLY 2
+#define LS_SHOW_TREES 4
+#define LS_NAME_ONLY 8
+static int abbrev = 0;
static int ls_options = 0;
const char **pathspec;
+static int chomp_prefix = 0;
+static const char *prefix;
static const char ls_tree_usage[] =
- "git-ls-tree [-d] [-r] [-z] <tree-ish> [path...]";
+ "git-ls-tree [-d] [-r] [-t] [-z] [--name-only] [--name-status] [--full-name] [--abbrev[=<n>]] <tree-ish> [path...]";
-static int show_tree(unsigned char *sha1, const char *base, int baselen, const char *pathname, unsigned mode, int stage)
+static int show_recursive(const char *base, int baselen, const char *pathname)
{
- const char *type = "blob";
+ const char **s;
+
+ if (ls_options & LS_RECURSIVE)
+ return 1;
+
+ s = pathspec;
+ if (!s)
+ return 0;
+
+ for (;;) {
+ const char *spec = *s++;
+ int len, speclen;
+
+ if (!spec)
+ return 0;
+ if (strncmp(base, spec, baselen))
+ continue;
+ len = strlen(pathname);
+ spec += baselen;
+ speclen = strlen(spec);
+ if (speclen <= len)
+ continue;
+ if (memcmp(pathname, spec, len))
+ continue;
+ return 1;
+ }
+}
+
+static int show_tree(unsigned char *sha1, const char *base, int baselen,
+ const char *pathname, unsigned mode, int stage)
+{
+ int retval = 0;
+ const char *type = blob_type;
if (S_ISDIR(mode)) {
- const char **s;
- if (ls_options & LS_RECURSIVE)
- return READ_TREE_RECURSIVE;
- s = pathspec;
- if (s) {
- for (;;) {
- const char *spec = *s++;
- int len, speclen;
-
- if (!spec)
- break;
- if (strncmp(base, spec, baselen))
- continue;
- len = strlen(pathname);
- spec += baselen;
- speclen = strlen(spec);
- if (speclen <= len)
- continue;
- if (memcmp(pathname, spec, len))
- continue;
- return READ_TREE_RECURSIVE;
- }
+ if (show_recursive(base, baselen, pathname)) {
+ retval = READ_TREE_RECURSIVE;
+ if (!(ls_options & LS_SHOW_TREES))
+ return retval;
}
- type = "tree";
+ type = tree_type;
}
+ else if (ls_options & LS_TREE_ONLY)
+ return 0;
- printf("%06o %s %s\t%.*s%s%c", mode, type, sha1_to_hex(sha1), baselen, base, pathname, line_termination);
- return 0;
+ if (chomp_prefix &&
+ (baselen < chomp_prefix || memcmp(prefix, base, chomp_prefix)))
+ return 0;
+
+ if (!(ls_options & LS_NAME_ONLY))
+ printf("%06o %s %s\t", mode, type,
+ abbrev ? find_unique_abbrev(sha1,abbrev)
+ : sha1_to_hex(sha1));
+ write_name_quoted(base + chomp_prefix, baselen - chomp_prefix,
+ pathname,
+ line_termination, stdout);
+ putchar(line_termination);
+ return retval;
}
int main(int argc, const char **argv)
{
- const char *prefix;
unsigned char sha1[20];
- char *buf;
- unsigned long size;
+ struct tree *tree;
prefix = setup_git_directory();
+ git_config(git_default_config);
+ if (prefix && *prefix)
+ chomp_prefix = strlen(prefix);
while (1 < argc && argv[1][0] == '-') {
switch (argv[1][1]) {
case 'z':
case 'd':
ls_options |= LS_TREE_ONLY;
break;
+ case 't':
+ ls_options |= LS_SHOW_TREES;
+ break;
+ case '-':
+ if (!strcmp(argv[1]+2, "name-only") ||
+ !strcmp(argv[1]+2, "name-status")) {
+ ls_options |= LS_NAME_ONLY;
+ break;
+ }
+ if (!strcmp(argv[1]+2, "full-name")) {
+ chomp_prefix = 0;
+ break;
+ }
+ if (!strncmp(argv[1]+2, "abbrev=",7)) {
+ abbrev = strtoul(argv[1]+9, NULL, 10);
+ if (abbrev && abbrev < MINIMUM_ABBREV)
+ abbrev = MINIMUM_ABBREV;
+ else if (abbrev > 40)
+ abbrev = 40;
+ break;
+ }
+ if (!strcmp(argv[1]+2, "abbrev")) {
+ abbrev = DEFAULT_ABBREV;
+ break;
+ }
+ /* otherwise fallthru */
default:
usage(ls_tree_usage);
}
argc--; argv++;
}
+ /* -d -r should imply -t, but -d by itself should not have to. */
+ if ( (LS_TREE_ONLY|LS_RECURSIVE) ==
+ ((LS_TREE_ONLY|LS_RECURSIVE) & ls_options))
+ ls_options |= LS_SHOW_TREES;
if (argc < 2)
usage(ls_tree_usage);
- if (get_sha1(argv[1], sha1) < 0)
- usage(ls_tree_usage);
+ if (get_sha1(argv[1], sha1))
+ die("Not a valid object name %s", argv[1]);
pathspec = get_pathspec(prefix, argv + 2);
- buf = read_object_with_reference(sha1, "tree", &size, NULL);
- if (!buf)
+ tree = parse_tree_indirect(sha1);
+ if (!tree)
die("not a tree object");
- read_tree_recursive(buf, size, "", 0, 0, pathspec, show_tree);
+ read_tree_recursive(tree, "", 0, 0, pathspec, show_tree);
return 0;
}