Fixed a case where the receiver indicates a successful update when the

transfer succeeded, but the final rename failed.

generator.c

@@ -841,7 +841,7 @@ static int copy_altdest_file(const char *src, const char *dest, struct file_stru
 {
 	char buf[MAXPATHLEN];
 	const char *copy_to, *partialptr;
-	int fd_w;
+	int ok, fd_w;
 
 	if (inplace) {
 		/* Let copy_file open the destination in place. */
@@ -865,11 +865,9 @@ static int copy_altdest_file(const char *src, const char *dest, struct file_stru
 		return -1;
 	}
 	partialptr = partial_dir ? partial_dir_fname(dest) : NULL;
-	if (partialptr && *partialptr == '/')
-		partialptr = NULL;
-	finish_transfer(dest, copy_to, src, partialptr, file, 1, 0);
+	ok = finish_transfer(dest, copy_to, src, partialptr, file, 1, 0);
 	cleanup_disable();
-	return 0;
+	return ok ? 0 : -1;
 }
 
 /* This is only called for regular files.  We return -2 if we've finished

receiver.c

@@ -688,26 +688,23 @@ int recv_files(int f_in, char *local_name)
 		}
 
 		if ((recv_ok && (!delay_updates || !partialptr)) || inplace) {
-			char *temp_copy_name;
 			if (partialptr == fname)
-				partialptr = temp_copy_name = NULL;
-			else if (*partial_dir == '/')
-				temp_copy_name = NULL;
-			else
-				temp_copy_name = partialptr;
-			finish_transfer(fname, fnametmp, fnamecmp,
-					temp_copy_name, file, recv_ok, 1);
-			if (fnamecmp == partialptr) {
+				partialptr = NULL;
+			if (!finish_transfer(fname, fnametmp, fnamecmp,
+					     partialptr, file, recv_ok, 1))
+				recv_ok = -1;
+			else if (fnamecmp == partialptr) {
 				do_unlink(partialptr);
 				handle_partial_dir(partialptr, PDIR_DELETE);
 			}
 		} else if (keep_partial && partialptr
 		    && handle_partial_dir(partialptr, PDIR_CREATE)) {
-			finish_transfer(partialptr, fnametmp, fnamecmp, NULL,
-					file, recv_ok, !partial_dir);
-			if (delay_updates && recv_ok) {
-				bitbag_set_bit(delayed_bits, ndx);
+			if (!finish_transfer(partialptr, fnametmp, fnamecmp, NULL,
+					     file, recv_ok, !partial_dir))
 				recv_ok = -1;
+			else if (delay_updates && recv_ok) {
+				bitbag_set_bit(delayed_bits, ndx);
+				recv_ok = 2;
 			}
 		} else {
 			partialptr = NULL;
@@ -716,11 +713,13 @@ int recv_files(int f_in, char *local_name)
 
 		cleanup_disable();
 
-		if (recv_ok > 0) {
+		switch (recv_ok) {
+		case 1:
 			if (remove_source_files || inc_recurse
 			 || (preserve_hard_links && F_IS_HLINKED(file)))
 				send_msg_int(MSG_SUCCESS, ndx);
-		} else if (!recv_ok) {
+			break;
+		case 0: {
 			enum logcode msgtype = redoing || read_batch ? FERROR : FWARNING;
 			if (msgtype == FERROR || verbose) {
 				char *errstr, *redostr, *keptstr;
@@ -746,6 +745,12 @@ int recv_files(int f_in, char *local_name)
 				file->flags |= FLAG_FILE_SENT;
 			} else if (inc_recurse)
 				send_msg_int(MSG_NO_SEND, ndx);
+			break;
+		    }
+		case -1:
+			if (inc_recurse)
+				send_msg_int(MSG_NO_SEND, ndx);
+			break;
 		}
 	}
 	if (make_backups < 0)

rsync.c

@@ -504,15 +504,17 @@ RETSIGTYPE sig_int(UNUSED(int val))
 }
 
 /* Finish off a file transfer: renaming the file and setting the file's
- * attributes (e.g. permissions, ownership, etc.).  If partialptr is not
- * NULL and the robust_rename() call is forced to copy the temp file, we
- * stage the file into the partial-dir and then rename it into place. */
-void finish_transfer(const char *fname, const char *fnametmp,
-		     const char *fnamecmp, const char *partialptr,
-		     struct file_struct *file, int ok_to_set_time,
-		     int overwriting_basis)
+ * attributes (e.g. permissions, ownership, etc.).  If the robust_rename()
+ * call is forced to copy the temp file and partialptr is both non-NULL and
+ * not an absolute path, we stage the file into the partial-dir and then
+ * rename it into place.  This returns 1 on succcess or 0 on failure. */
+int finish_transfer(const char *fname, const char *fnametmp,
+		    const char *fnamecmp, const char *partialptr,
+		    struct file_struct *file, int ok_to_set_time,
+		    int overwriting_basis)
 {
 	int ret;
+	const char *temp_copy_name = partialptr && *partialptr != '/' ? partialptr : NULL;
 
 	if (inplace) {
 		if (verbose > 2)
@@ -522,7 +524,7 @@ void finish_transfer(const char *fname, const char *fnametmp,
 	}
 
 	if (make_backups > 0 && overwriting_basis && !make_backup(fname))
-		return;
+		return 1;
 
 	/* Change permissions before putting the file into place. */
 	set_file_attrs(fnametmp, file, NULL, fnamecmp,
@@ -531,34 +533,39 @@ void finish_transfer(const char *fname, const char *fnametmp,
 	/* move tmp file over real file */
 	if (verbose > 2)
 		rprintf(FINFO, "renaming %s to %s\n", fnametmp, fname);
-	ret = robust_rename(fnametmp, fname, partialptr,
+	ret = robust_rename(fnametmp, fname, temp_copy_name,
 			    file->mode & INITACCESSPERMS);
 	if (ret < 0) {
 		rsyserr(FERROR_XFER, errno, "%s %s -> \"%s\"",
 			ret == -2 ? "copy" : "rename",
 			full_fname(fnametmp), fname);
-		do_unlink(fnametmp);
-		return;
+		if (!partialptr || (ret == -2 && temp_copy_name)
+		 || robust_rename(fnametmp, partialptr, NULL,
+				  file->mode & INITACCESSPERMS) < 0)
+			do_unlink(fnametmp);
+		return 0;
 	}
 	if (ret == 0) {
 		/* The file was moved into place (not copied), so it's done. */
-		return;
+		return 1;
 	}
 	/* The file was copied, so tweak the perms of the copied file.  If it
 	 * was copied to partialptr, move it into its final destination. */
-	fnametmp = partialptr ? partialptr : fname;
+	fnametmp = temp_copy_name ? temp_copy_name : fname;
 
   do_set_file_attrs:
 	set_file_attrs(fnametmp, file, NULL, fnamecmp,
 		       ok_to_set_time ? 0 : ATTRS_SKIP_MTIME);
 
-	if (partialptr) {
+	if (temp_copy_name) {
 		if (do_rename(fnametmp, fname) < 0) {
 			rsyserr(FERROR_XFER, errno, "rename %s -> \"%s\"",
 				full_fname(fnametmp), fname);
-		} else
-			handle_partial_dir(partialptr, PDIR_DELETE);
+			return 0;
+		}
+		handle_partial_dir(temp_copy_name, PDIR_DELETE);
 	}
+	return 1;
 }
 
 struct file_list *flist_for_ndx(int ndx)