-/*
- Copyright (C) Andrew Tridgell 1996
- Copyright (C) Paul Mackerras 1996
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-*/
-
-/**
- * @file compat.c
- *
+/*
* Compatibility routines for older rsync protocol versions.
- **/
+ *
+ * Copyright (C) Andrew Tridgell 1996
+ * Copyright (C) Paul Mackerras 1996
+ * Copyright (C) 2004, 2005, 2006 Wayne Davison
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
+ */
#include "rsync.h"
int remote_protocol = 0;
+extern int verbose;
extern int am_server;
-
+extern int am_sender;
+extern int inplace;
+extern int fuzzy_basis;
+extern int read_batch;
+extern int max_delete;
extern int checksum_seed;
-
+extern int basis_dir_cnt;
+extern int prune_empty_dirs;
extern int protocol_version;
-extern int verbose;
+extern char *dest_option;
void setup_protocol(int f_out,int f_in)
{
if (remote_protocol == 0) {
- if (am_server) {
- remote_protocol = read_int(f_in);
+ if (!read_batch)
write_int(f_out, protocol_version);
- } else {
- write_int(f_out, protocol_version);
- remote_protocol = read_int(f_in);
- }
+ remote_protocol = read_int(f_in);
if (protocol_version > remote_protocol)
protocol_version = remote_protocol;
}
+ if (read_batch && remote_protocol > protocol_version) {
+ rprintf(FERROR, "The protocol version in the batch file is too new (%d > %d).\n",
+ remote_protocol, protocol_version);
+ exit_cleanup(RERR_PROTOCOL);
+ }
if (verbose > 3) {
rprintf(FINFO, "(%s) Protocol versions: remote=%d, negotiated=%d\n",
}
if (remote_protocol < MIN_PROTOCOL_VERSION
|| remote_protocol > MAX_PROTOCOL_VERSION) {
- rprintf(FERROR,"protocol version mismatch - is your shell clean?\n");
+ rprintf(FERROR,"protocol version mismatch -- is your shell clean?\n");
rprintf(FERROR,"(see the rsync man page for an explanation)\n");
exit_cleanup(RERR_PROTOCOL);
}
exit_cleanup(RERR_PROTOCOL);
}
+ if (protocol_version < 30) {
+ if (max_delete == 0 && am_sender) {
+ rprintf(FERROR,
+ "--max-delete=0 requires protocol 30 or higher"
+ " (negotiated %d).\n",
+ protocol_version);
+ exit_cleanup(RERR_PROTOCOL);
+ }
+ }
+
+ if (protocol_version < 29) {
+ if (fuzzy_basis) {
+ rprintf(FERROR,
+ "--fuzzy requires protocol 29 or higher"
+ " (negotiated %d).\n",
+ protocol_version);
+ exit_cleanup(RERR_PROTOCOL);
+ }
+
+ if (basis_dir_cnt && inplace) {
+ rprintf(FERROR,
+ "%s with --inplace requires protocol 29 or higher"
+ " (negotiated %d).\n",
+ dest_option, protocol_version);
+ exit_cleanup(RERR_PROTOCOL);
+ }
+
+ if (basis_dir_cnt > 1) {
+ rprintf(FERROR,
+ "Using more than one %s option requires protocol"
+ " 29 or higher (negotiated %d).\n",
+ dest_option, protocol_version);
+ exit_cleanup(RERR_PROTOCOL);
+ }
+
+ if (prune_empty_dirs) {
+ rprintf(FERROR,
+ "--prune-empty-dirs requires protocol 29 or higher"
+ " (negotiated %d).\n",
+ protocol_version);
+ exit_cleanup(RERR_PROTOCOL);
+ }
+ }
+
if (am_server) {
if (!checksum_seed)
checksum_seed = time(NULL);