git.distorted.org.uk Git - u/mdw/catacomb/blob - math/pgen-stdev.c

   1 /* -*-c-*-
   2  *
   3  * Standard event handlers
   4  *
   5  * (c) 1999 Straylight/Edgeware
   6  */
   7
   8 /*----- Licensing notice --------------------------------------------------*
   9  *
  10  * This file is part of Catacomb.
  11  *
  12  * Catacomb is free software; you can redistribute it and/or modify
  13  * it under the terms of the GNU Library General Public License as
  14  * published by the Free Software Foundation; either version 2 of the
  15  * License, or (at your option) any later version.
  16  *
  17  * Catacomb is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  * GNU Library General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU Library General Public
  23  * License along with Catacomb; if not, write to the Free
  24  * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
  25  * MA 02111-1307, USA.
  26  */
  27
  28 /*----- Header files ------------------------------------------------------*/
  29
  30 #include <stdio.h>
  31 #include <stdlib.h>
  32 #include <string.h>
  33
  34 #include "pgen.h"
  35
  36 /*----- Main code ---------------------------------------------------------*/
  37
  38 /* --- @pgen_evspin@ --- *
  39  *
  40  * Displays a spinning baton to show progress.
  41  */
  42
  43 int pgen_evspin(int rq, pgen_event *ev, void *p)
  44 {
  45   static char spinner[] = "/-\\|";
  46   static char *q = spinner;
  47
  48   switch (rq) {
  49     case PGEN_PASS:
  50     case PGEN_FAIL:
  51       putchar(*q++);
  52       putchar('\b');
  53       fflush(stdout);
  54       if (!*q)
  55         q = spinner;
  56       break;
  57     case PGEN_DONE:
  58     case PGEN_ABORT:
  59       putchar(' ');
  60       putchar('\b');
  61       fflush(stdout);
  62       break;
  63   }
  64   return (0);
  65 }
  66
  67 /* --- @pgen_ev@ --- *
  68  *
  69  * Traditional event handler, shows dots for each test.
  70  */
  71
  72 int pgen_ev(int rq, pgen_event *ev, void *p)
  73 {
  74   switch (rq) {
  75     case PGEN_BEGIN:
  76       printf("Searching for %s: ", ev->name);
  77       fflush(stdout);
  78       break;
  79     case PGEN_FAIL:
  80       putchar('.');
  81       fflush(stdout);
  82       break;
  83     case PGEN_PASS:
  84       putchar('+');
  85       fflush(stdout);
  86       break;
  87     case PGEN_DONE:
  88       puts("+ ok");
  89       break;
  90     case PGEN_ABORT:
  91       puts(" failed");
  92       break;
  93   }
  94   return (0);
  95 }
  96
  97 /* --- @pgen_subev@ --- *
  98  *
  99  * Subsidiary event handler, mainly for Lim-Lee searches and so on.
 100  */
 101
 102 int pgen_subev(int rq, pgen_event *ev, void *p)
 103 {
 104   switch (rq) {
 105     case PGEN_BEGIN:
 106       printf("[%s: ", ev->name);
 107       fflush(stdout);
 108       break;
 109     case PGEN_FAIL:
 110       putchar('.');
 111       fflush(stdout);
 112       break;
 113     case PGEN_PASS:
 114       putchar('+');
 115       fflush(stdout);
 116       break;
 117     case PGEN_DONE:
 118       fputs("+]", stdout);
 119       fflush(stdout);
 120       break;
 121     case PGEN_ABORT:
 122       fputs(" failed]", stdout);
 123       fflush(stdout);
 124       break;
 125   }
 126   return (0);
 127 }
 128
 129 /*----- That's all, folks -------------------------------------------------*/