+ if (inst->fonts[fontid] == NULL) {
+ /*
+ * The font for this contingency does not exist.
+ * Typically this means we've been given ATTR_WIDE
+ * character and have no wide font. So we display
+ * nothing at all; such is life.
+ */
+ } else if (inst->fontinfo[fontid].is_wide) {
+ /*
+ * At least one version of gdk_draw_text_wc() has a
+ * weird bug whereby it reads `len' elements of the
+ * input string, but only draws `len/2'. Hence I'm
+ * going to make its input array twice as long as it
+ * theoretically needs to be, and pass in twice the
+ * actual number of characters. If a fixed gdk actually
+ * takes the doubled length seriously, then (a) the
+ * array will stand scrutiny up to the full length, (b)
+ * the spare elements of the array are full of zeroes
+ * which will probably be an empty glyph in the font,
+ * and (c) the clip rectangle should prevent it causing
+ * trouble anyway.
+ */
+ gwcs = smalloc(sizeof(GdkWChar) * (len*2+1));
+ memset(gwcs, 0, sizeof(GdkWChar) * (len*2+1));