New function and example program computes Fibonacci numbers fairly fast.

[u/mdw/catacomb] / pgen-stdev.c

diff --git a/pgen-stdev.c b/pgen-stdev.c
index 1d3ec98..c917998 100644 (file)
--- a/pgen-stdev.c
+++ b/pgen-stdev.c
@@ -1,13 +1,13 @@
 /* -*-c-*-
  *
- * $Id: pgen-stdev.c,v 1.2 2000/07/09 21:31:34 mdw Exp $
+ * $Id: pgen-stdev.c,v 1.4 2004/04/08 01:36:15 mdw Exp $
  *
  * Standard event handlers
  *
  * (c) 1999 Straylight/Edgeware
  */
 
-/*----- Licensing notice --------------------------------------------------* 
+/*----- Licensing notice --------------------------------------------------*
  *
  * This file is part of Catacomb.
  *
@@ -15,29 +15,18 @@
  * it under the terms of the GNU Library General Public License as
  * published by the Free Software Foundation; either version 2 of the
  * License, or (at your option) any later version.
- * 
+ *
  * Catacomb is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU Library General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU Library General Public
  * License along with Catacomb; if not, write to the Free
  * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
  * MA 02111-1307, USA.
  */
 
-/*----- Revision history --------------------------------------------------* 
- *
- * $Log: pgen-stdev.c,v $
- * Revision 1.2  2000/07/09 21:31:34  mdw
- * Delete the spinner when the search finishes.
- *
- * Revision 1.1  1999/12/22 16:01:57  mdw
- * Standard progress-reporting functions.
- *
- */
-
 /*----- Header files ------------------------------------------------------*/
 
 #include <stdio.h>
@@ -107,4 +96,36 @@ int pgen_ev(int rq, pgen_event *ev, void *p)
   return (0);
 }
 
+/* --- @pgen_subev@ --- *
+ *
+ * Subsidiary event handler, mainly for Lim-Lee searches and so on.
+ */
+
+int pgen_subev(int rq, pgen_event *ev, void *p)
+{
+  switch (rq) {
+    case PGEN_BEGIN:
+      printf("[%s: ", ev->name);
+      fflush(stdout);
+      break;
+    case PGEN_FAIL:
+      putchar('.');
+      fflush(stdout);
+      break;
+    case PGEN_PASS:
+      putchar('+');
+      fflush(stdout);
+      break;
+    case PGEN_DONE:
+      fputs("+]", stdout);
+      fflush(stdout);
+      break;
+    case PGEN_ABORT:
+      fputs(" failed]", stdout);
+      fflush(stdout);
+      break;
+  }
+  return (0);
+}
+
 /*----- That's all, folks -------------------------------------------------*/