From ee8e2b15478e93d1ba340bb3f8dfb5e854766d53 Mon Sep 17 00:00:00 2001
From: Wayne Davison <wayned@samba.org>
Date: Thu, 23 Feb 2006 00:38:34 +0000
Subject: [PATCH] Rsync no longer returns a usage error when used with one
 local source arg and no destination: this now implies the --list-only option,
 just like one remote source arg has always done.

---
 main.c | 18 ++++++++++--------
 1 file changed, 10 insertions(+), 8 deletions(-)

diff --git a/main.c b/main.c
index c82453e0..9d8723b9 100644
--- a/main.c
+++ b/main.c
@@ -457,7 +457,7 @@ static char *get_local_name(struct file_list *flist, char *dest_path)
 			flist->count, NS(dest_path));
 	}
 
-	if (!dest_path)
+	if (!dest_path || list_only)
 		return NULL;
 
 	/* If the destination path refers to an existing directory, enter
@@ -960,12 +960,12 @@ static int start_client(int argc, char *argv[])
 		return rc;
 
 	if (!read_batch) { /* for read_batch, NO source is specified */
-		argc--;
 		shell_path = check_for_hostspec(argv[0], &shell_machine, &rsync_port);
 		if (shell_path) { /* source is remote */
 			char *dummy1;
 			int dummy2;
-			if (argc && check_for_hostspec(argv[argc], &dummy1, &dummy2)) {
+			if (--argc
+			 && check_for_hostspec(argv[argc], &dummy1, &dummy2)) {
 				rprintf(FERROR,
 					"The source and destination cannot both be remote.\n");
 				exit_cleanup(RERR_SYNTAX);
@@ -990,12 +990,14 @@ static int start_client(int argc, char *argv[])
 		} else { /* source is local, check dest arg */
 			am_sender = 1;
 
-			if (argc < 1) { /* destination required */
-				usage(FERROR);
-				exit_cleanup(RERR_SYNTAX);
+			if (argc > 1)
+				p = argv[--argc];
+			else {
+				p = ".";
+				list_only = 1;
 			}
 
-			shell_path = check_for_hostspec(argv[argc], &shell_machine, &rsync_port);
+			shell_path = check_for_hostspec(p, &shell_machine, &rsync_port);
 			if (shell_path && filesfrom_host && *filesfrom_host
 			    && strcmp(filesfrom_host, shell_machine) != 0) {
 				rprintf(FERROR,
@@ -1010,7 +1012,7 @@ static int start_client(int argc, char *argv[])
 					exit_cleanup(RERR_SYNTAX);
 				}
 				shell_machine = NULL;
-				shell_path = argv[argc];
+				shell_path = p;
 			} else if (rsync_port) {
 				if (!shell_cmd) {
 					return start_socket_client(shell_machine,
-- 
2.34.1