Adding blinking cursor patch ref. #20

config.def.h

@@ -175,6 +175,23 @@ unsigned int defaultbg = 258;
 unsigned int defaultcs = 256;
 unsigned int defaultrcs = 257;
 
+#if BLINKING_CURSOR_PATCH
+/*
+ * https://invisible-island.net/xterm/ctlseqs/ctlseqs.html#h4-Functions-using-CSI-_-ordered-by-the-final-character-lparen-s-rparen:CSI-Ps-SP-q.1D81
+ * Default style of cursor
+ * 0: Blinking block
+ * 1: Blinking block (default)
+ * 2: Steady block ("â–ˆ")
+ * 3: Blinking underline
+ * 4: Steady underline ("_")
+ * 5: Blinking bar
+ * 6: Steady bar ("|")
+ * 7: Blinking st cursor
+ * 8: Steady st cursor
+ */
+static unsigned int cursorstyle = 1;
+static Rune stcursor = 0x2603; /* snowman (U+2603) */
+#else
 /*
  * Default shape of cursor
  * 2: Block ("█")
@@ -183,6 +200,7 @@ unsigned int defaultrcs = 257;
  * 7: Snowman ("☃")
  */
 static unsigned int cursorshape = 2;
+#endif // BLINKING_CURSOR_PATCH
 
 /*
  * Default columns and rows numbers