File rsync-send_error_to_sender.patch of Package rsync.21924

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File rsync-send_error_to_sender.patch of Package rsync.21924

https://bugzilla.samba.org/show_bug.cgi?id=12522#c2

Index: rsync.h
===================================================================
--- rsync.h.orig
+++ rsync.h
@@ -167,6 +167,7 @@
 #define ATTRS_SKIP_MTIME	(1<<1)
 #define ATTRS_SET_NANO		(1<<2)
 
+#define MSG_FLUSH	2
 #define FULL_FLUSH	1
 #define NORMAL_FLUSH	0
 
Index: io.c
===================================================================
--- io.c.orig
+++ io.c
@@ -1994,10 +1994,11 @@ static void sleep_for_bwlimit(int bytes_
 void io_flush(int flush_it_all)
 {
 	if (iobuf.out.len > iobuf.out_empty_len) {
-		if (flush_it_all) /* FULL_FLUSH: flush everything in the output buffers */
+		if (flush_it_all == FULL_FLUSH)        /* flush everything in the output buffers */
 			perform_io(iobuf.out.size - iobuf.out_empty_len, PIO_NEED_OUTROOM);
-		else /* NORMAL_FLUSH: flush at least 1 byte */
+		else if (flush_it_all == NORMAL_FLUSH) /* flush at least 1 byte */
 			perform_io(iobuf.out.size - iobuf.out.len + 1, PIO_NEED_OUTROOM);
+		                                       /* MSG_FLUSH: flush iobuf.msg only */
 	}
 	if (iobuf.msg.len)
 		perform_io(iobuf.msg.size, PIO_NEED_MSGROOM);
Index: cleanup.c
===================================================================
--- cleanup.c.orig
+++ cleanup.c
@@ -26,6 +26,7 @@ extern int dry_run;
 extern int am_server;
 extern int am_daemon;
 extern int am_receiver;
+extern int am_sender;
 extern int io_error;
 extern int keep_partial;
 extern int got_xfer_error;
@@ -243,15 +244,21 @@ NORETURN void _exit_cleanup(int code, co
 		switch_step++;
 
 		if (exit_code && exit_code != RERR_SOCKETIO && exit_code != RERR_STREAMIO && exit_code != RERR_SIGNAL1
-		 && exit_code != RERR_TIMEOUT && !shutting_down && (protocol_version >= 31 || am_receiver)) {
-			if (line > 0) {
-				if (DEBUG_GTE(EXIT, 3)) {
-					rprintf(FINFO, "[%s] sending MSG_ERROR_EXIT with exit_code %d\n",
-						who_am_i(), exit_code);
+		 && exit_code != RERR_TIMEOUT && !shutting_down) {
+			if (protocol_version >= 31 || am_receiver) {
+				if (line > 0) {
+					if (DEBUG_GTE(EXIT, 3)) {
+						rprintf(FINFO, "[%s] sending MSG_ERROR_EXIT with exit_code %d\n",
+							who_am_i(), exit_code);
+					}
+					send_msg_int(MSG_ERROR_EXIT, exit_code);
 				}
-				send_msg_int(MSG_ERROR_EXIT, exit_code);
+				if (!am_sender)
+					io_flush(MSG_FLUSH); /* Be sure to send all messages */
+				noop_io_until_death();
 			}
-			noop_io_until_death();
+			else if (!am_sender)
+				io_flush(MSG_FLUSH); /* Be sure to send all messages */
 		}
 
 		/* FALLTHROUGH */

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File rsync-send_error_to_sender.patch of Package rsync.21924

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