[PATCH v2 4/5] last-modified: add option '--max-depth' to help output

From

Toon Claes <toon@iotcl.com>

Date

Jan 16, 2026, 13:22 UTC

Message-ID

<20260116-toon-last-modified-zzzz-v2-4-79e44f2806fe@iotcl.com>

In-Reply-To

<20260116-toon-last-modified-zzzz-v2-0-79e44f2806fe@iotcl.com>

It enables us to change default behavior in a subsequent commit.

Signed-off-by: Toon Claes <toon@iotcl.com>
---
 builtin/last-modified.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/builtin/last-modified.c b/builtin/last-modified.c
index 324363b5ca..842700bc6a 100644
--- a/builtin/last-modified.c
+++ b/builtin/last-modified.c
@@ -56,6 +56,7 @@ struct last_modified {
 	bool recursive;
 	bool show_trees;
 	bool null_termination;
+	int max_depth;
 
 	const char **all_paths;
 	size_t all_paths_nr;
@@ -483,6 +484,12 @@ static int last_modified_init(struct last_modified *lm, struct repository *r,
 	lm->rev.diffopt.flags.recursive = lm->recursive;
 	lm->rev.diffopt.flags.tree_in_recursive = lm->show_trees;
 
+	if (lm->max_depth >= 0) {
+		lm->rev.diffopt.flags.recursive = 1;
+		lm->rev.diffopt.max_depth = lm->max_depth;
+		lm->rev.diffopt.max_depth_valid = 1;
+	}
+
 	argc = setup_revisions(argc, argv, &lm->rev, NULL);
 	if (argc > 1) {
 		error(_("unknown last-modified argument: %s"), argv[1]);
@@ -521,11 +528,19 @@ int cmd_last_modified(int argc, const char **argv, const char *prefix,
 			 N_("recurse into subtrees")),
 		OPT_BOOL('t', "show-trees", &lm.show_trees,
 			 N_("show tree entries when recursing into subtrees")),
+		OPT_INTEGER_F(0, "max-depth", &lm.max_depth,
+			N_("maximum tree depth to recurse"), PARSE_OPT_NONEG),
 		OPT_BOOL('z', NULL, &lm.null_termination,
 			N_("lines are separated with NUL character")),
 		OPT_END()
 	};
 
+	/*
+	 * Set the default of a max-depth to "unset". This will change in a
+	 * subsequent commit.
+	 */
+	lm.max_depth = -1;
+
 	argc = parse_options(argc, argv, prefix, last_modified_options,
 			     last_modified_usage,
 			     PARSE_OPT_KEEP_ARGV0 | PARSE_OPT_KEEP_UNKNOWN_OPT |

-- 
2.52.0