# 
# patch "ui.cc"
#  from [6e8f75fd303cb80cbb13e08abb0ad4a68b8ceedf]
#    to [bf5397526968d5189f12fef56ecd4990f622beef]
# 
--- ui.cc
+++ ui.cc
@@ -78,8 +78,7 @@
 {
 }
 
-/// write_ticks flushes progress line with all tickers to 'clog'
- * void tick_write_count::write_ticks()
+void tick_write_count::write_ticks()
 {
   string tickline = "\rmonotone:";
   for (map<string,ticker *>::const_iterator i = ui.tickers.begin();
@@ -119,7 +118,7 @@
   last_tick_len = curr_sz;
 
   unsigned int tw = terminal_width();
-  if (tickline.size() > tw)
+  if (tw && tickline.size() > tw)
     {
       // first character in tickline is "\r", which does not take up any
       // width, so we add 1 to compensate.