once again: (slightly) better output.

make maildir flag setting failure non-fatal. maildir sucks ...

src/main.c

@@ -118,7 +118,7 @@ usage (int code)
     fputs (
 PACKAGE " " VERSION " IMAP4 to maildir synchronizer\n"
 "Copyright (C) 2000-2002 Michael R. Elkins <me@mutt.org>\n"
-"Copyright (C) 2002-2003 Oswald Buddenhagen <ossi@users.sf.net>\n"
+"Copyright (C) 2002-2004 Oswald Buddenhagen <ossi@users.sf.net>\n"
 "usage:\n"
 " " PACKAGE " [ flags ] mailbox [mailbox ...]\n"
 " " PACKAGE " [ flags ] -a\n"
@@ -322,8 +322,8 @@ main (int argc, char **argv)
 
     if (!argv[optind] && !all)
     {
-	fprintf (stderr, "No mailbox specified");
-	usage (1);
+	fprintf (stderr, "No mailbox specified. Try isync -h\n");
+	return 1;
     }
 
     gethostname (Hostname, sizeof (Hostname));

src/sync.c

@@ -155,6 +155,8 @@ sync_mailbox (mailbox_t * mbox, imap_t * imap, int flags,
 		fd = open (path, O_RDONLY);
 		if (fd == -1)
 		{
+		    /* This can happen if the message was simply deleted (ok)
+		       or the flags changed (not ok - maildir sucks). */
 		    fprintf (stderr, "Error, unable to open %s: %s (errno %d)\n",
 			    path, strerror (errno), errno);
 		    continue;
@@ -247,8 +249,7 @@ sync_mailbox (mailbox_t * mbox, imap_t * imap, int flags,
 
 		    if (rename (path, newpath))
 		    {
-			    perror ("rename");
-			    return -1;
+			    perror ("Warning: cannot set flags on message");
 		    }
 		    else
 		    {
@@ -264,9 +265,6 @@ sync_mailbox (mailbox_t * mbox, imap_t * imap, int flags,
     if (upload)
 	info (" %d messages.\n", upload);
 
-    info ("Fetching new messages...");
-    fflush (stdout);
-
     if (max_msgs == 0)
 	max_msgs = UINT_MAX;
     else
@@ -351,6 +349,8 @@ sync_mailbox (mailbox_t * mbox, imap_t * imap, int flags,
 		continue;
 
 	    /* give some visual feedback that something is happening */
+	    if (!fetched)
+		info ("Fetching new messages");
 	    infoc ('.');
 	    fflush (stdout);
 	    fetched++;
@@ -390,7 +390,8 @@ sync_mailbox (mailbox_t * mbox, imap_t * imap, int flags,
 	}
     }
 
-    info (" %d messages\n", fetched);
+    if (fetched)
+	info (" %d messages\n", fetched);
 
     if (maildir_update_maxuid (mbox))
 	return -1;