* gtkutil.c (x_wm_set_size_hint): Use 1 col for base_width so it

does not become zero.

Fixes: debbugs:12234

src/ChangeLog

+2012-08-30  Jan Djärv  <jan.h.d@swipnet.se>
+
+	* gtkutil.c (x_wm_set_size_hint): Use 1 col for base_width so it
+	does not become zero (Bug#12234).
+
 2012-08-30  Paul Eggert  <eggert@cs.ucla.edu>
 
 	* dispnew.c (update_frame_1): Pacify gcc -Wstrict-overflow

src/gtkutil.c

@@ -1348,13 +1348,14 @@ x_wm_set_size_hint (FRAME_PTR f, long int flags, int user_position)
   size_hints.height_inc = FRAME_LINE_HEIGHT (f);
 
   hint_flags |= GDK_HINT_BASE_SIZE;
-  base_width = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, 0) + FRAME_TOOLBAR_WIDTH (f);
-  /* Use one row here so base_height does not become zero.
+  /* Use one row/col here so base_height/width does not become zero.
      Gtk+ and/or Unity on Ubuntu 12.04 can't handle it.  */
+  base_width = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, 1) + FRAME_TOOLBAR_WIDTH (f);
   base_height = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, 1)
     + FRAME_MENUBAR_HEIGHT (f) + FRAME_TOOLBAR_HEIGHT (f);
 
   check_frame_size (f, &min_rows, &min_cols);
+  if (min_cols > 0) --min_cols; /* We used one col in base_width = ... 1); */
   if (min_rows > 0) --min_rows; /* We used one row in base_height = ... 1); */
 
   size_hints.base_width = base_width;