/LOG OPEN -window accepts now -targets too to specify the refnum

git-svn-id: http://svn.irssi.org/repos/irssi/trunk@2279 dbcabf3a-b0e7-0310-adc4-f8d773084564

docs/help/in/log.in

@@ -5,7 +5,8 @@
      -autoopen: Automatically open this log file at startup
      -<server tag>: Targets are logged only in this server
      -targets: Log only in specified channels/nicks (space separated list)
-     -window: Log the active window
+     -window: Log output in the window. Active window is used by default, or
+              you can give the window's refnum in -targets.
      <filename>: File name where to log, it is parsed with
                  strftime(), so %%d=day, etc. see "man strftime" for
                  more info.

src/fe-common/core/fe-log.c

@@ -96,8 +96,12 @@ static void cmd_log_open(const char *data)
 
 	if (g_hash_table_lookup(optlist, "window")) {
 		/* log by window ref# */
-		ltoa(window, active_win->refnum);
-		log_item_add(log, LOG_ITEM_WINDOW_REFNUM, window,
+		targetarg = g_hash_table_lookup(optlist, "targets");
+		if (targetarg == NULL || !is_numeric(targetarg, '\0')) {
+			ltoa(window, active_win->refnum);
+			targetarg = window;
+		}
+		log_item_add(log, LOG_ITEM_WINDOW_REFNUM, targetarg,
 			     servertag);
 	} else {
 		targetarg = g_hash_table_lookup(optlist, "targets");