From 7e6a9dc817070ad2ca1f0ccf9f84dbdf966e1e00 Mon Sep 17 00:00:00 2001
From: Tristan Riehs <tristan.riehs@inria.fr>
Date: Sun, 8 Feb 2026 11:10:33 +0100
Subject: Finalize wiring for ftag sync

---
 src/main.c | 37 ++++++++++++++++++++++++++-----------
 1 file changed, 26 insertions(+), 11 deletions(-)

(limited to 'src')

diff --git a/src/main.c b/src/main.c
index 13f5eba..230b7ed 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1136,7 +1136,21 @@ static int ftag_sync_is_remote_newer(void)
 	return get_local_mtime() < get_remote_mtime();
 }
 
-static void ftag_sync_pull(void)
+static void ftag_sync_usage(void)
+{
+	puts("Usage: ftag sync COMMAND");
+}
+
+static void ftag_sync_help(int, char **)
+{
+	ftag_sync_usage();
+	puts("Available commands:");
+	puts("  help    print this message");
+	puts("  pull    update the local  database from the remote");
+	puts("  push    update the remote database from the local");
+}
+
+static void ftag_sync_pull(int, char **)
 {
 	if (!ftag_sync_is_remote_newer())
 		return;
@@ -1163,7 +1177,7 @@ static void ftag_sync_pull(void)
 	}
 }
 
-static void ftag_sync_push(void)
+static void ftag_sync_push(int, char **)
 {
 	if (!ftag_sync_is_local_newer())
 		return;
@@ -1196,16 +1210,17 @@ static void ftag_sync_push(void)
 
 static void ftag_sync(int argc, char **argv)
 {
-	/* TODO: make this a real command
-
-	   Add a help command. */
-	assert(argc >= 1);
-	if (strcmp(argv[0], "pull") == 0) {
-		ftag_sync_pull();
-	}
-	else if (strcmp(argv[0], "push") == 0) {
-		ftag_sync_push();
+	if (argc == 0) {
+		ftag_sync_usage();
+		exit(EXIT_FAILURE);
 	}
+	struct ftag_command sync_commands[] = {
+		{ .name = "help", .func = ftag_sync_help },
+		{ .name = "pull", .func = ftag_sync_pull },
+		{ .name = "push", .func = ftag_sync_push }
+	};
+	int sync_command_count = sizeof(sync_commands) / sizeof(struct ftag_command);
+	parse_args(argc, argv, sync_commands, sync_command_count);
 }
 
 /* Check that the tag we are trying to create does not exist yet. If this
-- 
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