Added RERR_VANISHED.
[rsync/rsync.git] / options.c
index 772a87f..85880ca 100644 (file)
--- a/options.c
+++ b/options.c
@@ -21,6 +21,8 @@
 #include "rsync.h"
 #include "popt.h"
 
+extern struct exclude_struct **exclude_list;
+
 int make_backups = 0;
 
 /**
@@ -50,7 +52,7 @@ int ignore_times=0;
 int delete_mode=0;
 int delete_excluded=0;
 int one_file_system=0;
-int remote_version=0;
+int protocol_version = PROTOCOL_VERSION;
 int sparse_files=0;
 int do_compression=0;
 int am_root=0;
@@ -77,7 +79,7 @@ int do_progress=0;
 int keep_partial=0;
 int safe_symlinks=0;
 int copy_unsafe_links=0;
-int block_size=BLOCK_SIZE;
+int block_size=0;
 int size_only=0;
 int bwlimit=0;
 int delete_after=0;
@@ -103,9 +105,10 @@ int no_detach = 0;
 
 int write_batch = 0;
 int read_batch = 0;
-int suffix_specified = 0;
+int backup_dir_len = 0;
+int backup_suffix_len;
 
-char *backup_suffix = BACKUP_SUFFIX;
+char *backup_suffix = NULL;
 char *tmpdir = NULL;
 char *compare_dest = NULL;
 char *config_file = NULL;
@@ -254,6 +257,7 @@ void usage(enum logcode F)
   rprintf(F,"     --modify-window=NUM     Timestamp window (seconds) for file match (default=%d)\n",modify_window);
   rprintf(F," -T  --temp-dir=DIR          create temporary files in directory DIR\n");
   rprintf(F,"     --compare-dest=DIR      also compare destination files relative to DIR\n");
+  rprintf(F,"     --link-dest=DIR         create hardlinks to DIR for unchanged files\n");
   rprintf(F," -P                          equivalent to --partial --progress\n");
   rprintf(F," -z, --compress              compress file data\n");
   rprintf(F," -C, --cvs-exclude           auto ignore files in the same way CVS does\n");
@@ -290,20 +294,15 @@ void usage(enum logcode F)
   rprintf(F,"See http://rsync.samba.org/ for updates, bug reports, and answers\n");
 }
 
-enum {OPT_VERSION = 1000, OPT_SUFFIX, OPT_SENDER, OPT_SERVER, OPT_EXCLUDE,
-      OPT_EXCLUDE_FROM, OPT_DELETE, OPT_DELETE_EXCLUDED, OPT_NUMERIC_IDS,
-      OPT_RSYNC_PATH, OPT_FORCE, OPT_TIMEOUT, OPT_DAEMON, OPT_CONFIG, OPT_PORT,
-      OPT_INCLUDE, OPT_INCLUDE_FROM, OPT_STATS, OPT_PARTIAL, OPT_PROGRESS,
-      OPT_COPY_UNSAFE_LINKS, OPT_SAFE_LINKS, OPT_COMPARE_DEST, OPT_LINK_DEST,
-      OPT_LOG_FORMAT, OPT_PASSWORD_FILE, OPT_SIZE_ONLY, OPT_ADDRESS,
-      OPT_DELETE_AFTER, OPT_EXISTING, OPT_MAX_DELETE, OPT_BACKUP_DIR,
-      OPT_IGNORE_ERRORS, OPT_BWLIMIT,
-      OPT_MODIFY_WINDOW, OPT_READ_BATCH, OPT_WRITE_BATCH, OPT_IGNORE_EXISTING};
+enum {OPT_VERSION = 1000, OPT_SENDER, OPT_EXCLUDE, OPT_EXCLUDE_FROM,
+      OPT_DELETE_AFTER, OPT_DELETE_EXCLUDED, OPT_LINK_DEST,
+      OPT_INCLUDE, OPT_INCLUDE_FROM, OPT_MODIFY_WINDOW,
+      OPT_READ_BATCH, OPT_WRITE_BATCH};
 
 static struct poptOption long_options[] = {
   /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
   {"version",          0,  POPT_ARG_NONE,   0,              OPT_VERSION, 0, 0},
-  {"suffix",           0,  POPT_ARG_STRING, &backup_suffix, OPT_SUFFIX, 0, 0 },
+  {"suffix",           0,  POPT_ARG_STRING, &backup_suffix, 0, 0, 0 },
   {"rsync-path",       0,  POPT_ARG_STRING, &rsync_path,       0, 0, 0 },
   {"password-file",    0,  POPT_ARG_STRING, &password_file,    0, 0, 0 },
   {"ignore-times",    'I', POPT_ARG_NONE,   &ignore_times, 0, 0, 0 },
@@ -377,6 +376,7 @@ static struct poptOption long_options[] = {
   {"files-from",       0,  POPT_ARG_STRING, &files_from, 0, 0, 0 },
   {"from0",           '0', POPT_ARG_NONE,   &eol_nulls, 0, 0, 0},
   {"no-implied-dirs",  0,  POPT_ARG_VAL,    &implied_dirs, 0, 0, 0 },
+  {"protocol",         0,  POPT_ARG_INT,    &protocol_version, 0, 0, 0 },
 #ifdef INET6
   {0,                '4', POPT_ARG_VAL,    &default_af_hint, AF_INET, 0, 0 },
   {0,                '6', POPT_ARG_VAL,    &default_af_hint, AF_INET6, 0, 0 },
@@ -397,7 +397,7 @@ void option_error(void)
 {
        if (err_buf[0]) {
                rprintf(FLOG, "%s", err_buf);
-               rprintf(FERROR, "%s: %s", RSYNC_NAME, err_buf);
+               rprintf(FERROR, RSYNC_NAME ": %s", err_buf);
        } else {
                rprintf (FERROR, "Error parsing options: "
                         "option may be supported on client but not on server?\n");
@@ -482,13 +482,6 @@ int parse_arguments(int *argc, const char ***argv, int frommain)
                        print_rsync_version(FINFO);
                        exit_cleanup(0);
 
-               case OPT_SUFFIX:
-                       /* The value has already been set by popt, but
-                        * we need to remember that a suffix was specified
-                        * in case a backup-directory is used. */
-                       suffix_specified = 1;
-                       break;
-
                case OPT_MODIFY_WINDOW:
                        /* The value has already been set by popt, but
                         * we need to remember that we're using a
@@ -507,19 +500,23 @@ int parse_arguments(int *argc, const char ***argv, int frommain)
                        break;
 
                case OPT_EXCLUDE:
-                       add_exclude(poptGetOptArg(pc), 0);
+                       add_exclude(&exclude_list, poptGetOptArg(pc),
+                                   ADD_EXCLUDE);
                        break;
 
                case OPT_INCLUDE:
-                       add_exclude(poptGetOptArg(pc), 1);
+                       add_exclude(&exclude_list, poptGetOptArg(pc),
+                                   ADD_INCLUDE);
                        break;
 
                case OPT_EXCLUDE_FROM:
-                       add_exclude_file(poptGetOptArg(pc), 1, 0);
+                       add_exclude_file(&exclude_list, poptGetOptArg(pc),
+                                        MISSING_FATAL, ADD_EXCLUDE);
                        break;
 
                case OPT_INCLUDE_FROM:
-                       add_exclude_file(poptGetOptArg(pc), 1, 1);
+                       add_exclude_file(&exclude_list, poptGetOptArg(pc),
+                                        MISSING_FATAL, ADD_INCLUDE);
                        break;
 
                case 'h':
@@ -536,10 +533,10 @@ int parse_arguments(int *argc, const char ***argv, int frommain)
                         * rprintf?  Everybody who gets this message
                         * ought to send it to the client and also to
                         * the logs. */
-                       snprintf(err_buf,sizeof(err_buf),
+                       snprintf(err_buf, sizeof err_buf,
                                 "hard links are not supported on this %s\n",
                                 am_server ? "server" : "client");
-                       rprintf(FERROR,"ERROR: hard links not supported on this platform\n");
+                       rprintf(FERROR, "ERROR: %s", err_buf);
                        return 0;
 #endif /* SUPPORT_HARD_LINKS */
                        break;
@@ -581,10 +578,10 @@ int parse_arguments(int *argc, const char ***argv, int frommain)
                        link_dest = 1;
                        break;
 #else
-                       snprintf(err_buf,sizeof(err_buf),
+                       snprintf(err_buf, sizeof err_buf,
                                 "hard links are not supported on this %s\n",
                                 am_server ? "server" : "client");
-                       rprintf(FERROR,"ERROR: hard links not supported on this platform\n");
+                       rprintf(FERROR, "ERROR: %s", err_buf);
                        return 0;
 #endif
 
@@ -602,19 +599,15 @@ int parse_arguments(int *argc, const char ***argv, int frommain)
        }
 
        if (write_batch && read_batch) {
-               snprintf(err_buf,sizeof(err_buf),
-                        "write-batch and read-batch can not be used together\n");
-               rprintf(FERROR,"ERROR: write-batch and read-batch"
-                       " can not be used together\n");
-               return 0;
+               rprintf(FERROR,
+                       "write-batch and read-batch can not be used together\n");
+               exit_cleanup(RERR_SYNTAX);
        }
 
        if (do_compression && (write_batch || read_batch)) {
-               snprintf(err_buf,sizeof(err_buf),
-                        "compress can not be used with write-batch or read-batch\n");
-               rprintf(FERROR,"ERROR: compress can not be used with"
-                       "  write-batch or read-batch\n");
-               return 0;
+               rprintf(FERROR,
+                       "compress can not be used with write-batch or read-batch\n");
+               exit_cleanup(RERR_SYNTAX);
        }
 
        if (archive_mode) {
@@ -633,6 +626,25 @@ int parse_arguments(int *argc, const char ***argv, int frommain)
        if (relative_paths < 0)
                relative_paths = files_from? 1 : 0;
 
+       if (!backup_suffix)
+               backup_suffix = backup_dir? "" : BACKUP_SUFFIX;
+       backup_suffix_len = strlen(backup_suffix);
+       if (strchr(backup_suffix, '/') != NULL) {
+               rprintf(FERROR, "--suffix cannot contain slashes: %s\n",
+                       backup_suffix);
+               exit_cleanup(RERR_SYNTAX);
+       }
+       if (backup_dir)
+               backup_dir_len = strlen(backup_dir);
+       else if (!backup_suffix_len) {
+               rprintf(FERROR,
+                       "--suffix cannot be a null string without --backup-dir\n");
+               exit_cleanup(RERR_SYNTAX);
+       }
+
+       if (do_progress && !verbose)
+               verbose = 1;
+
        *argv = poptGetArgs(pc);
        if (*argv)
                *argc = count_args(*argv);
@@ -645,8 +657,11 @@ int parse_arguments(int *argc, const char ***argv, int frommain)
                        usage(FERROR);
                        exit_cleanup(RERR_SYNTAX);
                }
-               if (strcmp(files_from, "-") == 0)
+               if (strcmp(files_from, "-") == 0) {
                        filesfrom_fd = 0;
+                       if (am_server)
+                               remote_filesfrom_file = "-";
+               }
                else if ((colon = find_colon(files_from)) != 0) {
                        if (am_server) {
                                usage(FERROR);
@@ -775,7 +790,7 @@ void server_options(char **args,int *argc)
 
        if (x != 1) args[ac++] = argstr;
 
-       if (block_size != BLOCK_SIZE) {
+       if (block_size) {
                snprintf(bsize,sizeof(bsize),"-B%d",block_size);
                args[ac++] = bsize;
        }
@@ -806,9 +821,19 @@ void server_options(char **args,int *argc)
                args[ac++] = bw;
        }
 
-       if (strcmp(backup_suffix, BACKUP_SUFFIX)) {
-               args[ac++] = "--suffix";
-               args[ac++] = backup_suffix;
+       if (backup_dir) {
+               args[ac++] = "--backup-dir";
+               args[ac++] = backup_dir;
+       }
+
+       /* Only send --suffix if it specifies a non-default value. */
+       if (strcmp(backup_suffix, backup_dir? "" : BACKUP_SUFFIX) != 0) {
+               char *s = new_array(char, 9+backup_suffix_len+1);
+               if (!s)
+                       out_of_memory("server_options");
+               /* We use the following syntax to avoid weirdness with '~'. */
+               sprintf(s, "--suffix=%s", backup_suffix);
+               args[ac++] = s;
        }
 
        if (delete_mode && !delete_excluded)
@@ -858,14 +883,6 @@ void server_options(char **args,int *argc)
                args[ac++] = tmpdir;
        }
 
-       if (backup_dir && am_sender) {
-               /* only the receiver needs this option, if we are the sender
-                *   then we need to send it to the receiver.
-                */
-               args[ac++] = "--backup-dir";
-               args[ac++] = backup_dir;
-       }
-
        if (compare_dest && am_sender) {
                /* the server only needs this option if it is not the sender,
                 *   and it may be an older version that doesn't know this
@@ -908,5 +925,3 @@ char *find_colon(char *s)
 
        return p;
 }
-
-