fix bug where calculated filename space on the titlebar is short by one

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@1533 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

@@ -45,6 +45,10 @@ CVS code -
 	  support, pressing Ctrl-Z to suspend nano at the Linux console
 	  with keypad(TRUE) generates Ctrl-Z instead of KEY_SUSPEND
 	  (which is what ncurses generates then). (DLR)
+- winio.c:
+  titlebar()
+	- Fix problem with the available space for a filename on the
+	  titlebar's being short by one. (DLR)
 - AUTHORS
 	- Updated to show 1.2/1.3 maintainers.
 

winio.c

@@ -779,7 +779,7 @@ void titlebar(const char *path)
     mvwaddstr(topwin, 0, 0, hblank);
     mvwaddnstr(topwin, 0, 2, VERMSG, COLS - 3);
 
-    space = COLS - sizeof(VERMSG) - 22;
+    space = COLS - sizeof(VERMSG) - 23;
 
     namelen = strlen(what);