LCOV - code coverage report
Current view: top level - open-adventure - cheat.c (source / functions) Hit Total Coverage
Test: advent.info Lines: 47 47 100.0 %
Date: 2024-02-15 17:57:54 Functions: 1 1 100.0 %

          Line data    Source code
       1             : /*
       2             :  * 'cheat' is a tool for generating save game files to test states that ought
       3             :  * not happen. It leverages chunks of advent, mostly initialize() and
       4             :  * savefile(), so we know we're always outputting save files that advent
       5             :  * can import.
       6             :  *
       7             :  * SPDX-FileCopyrightText: (C) 1977, 2005 by Will Crowther and Don Woods
       8             :  * SPDX-License-Identifier: BSD-2-Clause
       9             :  */
      10             : #include "advent.h"
      11             : #include <editline/readline.h>
      12             : #include <getopt.h>
      13             : #include <stdbool.h>
      14             : #include <stdio.h>
      15             : #include <stdlib.h>
      16             : 
      17          11 : int main(int argc, char *argv[]) {
      18             :         int ch;
      19          11 :         char *savefilename = NULL;
      20          11 :         FILE *fp = NULL;
      21             : 
      22             :         // Initialize game variables
      23          11 :         initialise();
      24             : 
      25             :         /* we're generating a saved game, so saved once by default,
      26             :          * unless overridden with command-line options below.
      27             :          */
      28          11 :         game.saved = 1;
      29             : 
      30             :         /*  Options. */
      31          11 :         const char *opts = "d:l:s:t:v:o:";
      32          11 :         const char *usage =
      33             :             "Usage: %s [-d numdie] [-s numsaves] [-v version] -o savefilename "
      34             :             "\n"
      35             :             "        -d number of deaths. Signed integer.\n"
      36             :             "        -l lifetime of lamp in turns. Signed integer.\n"
      37             :             "        -s number of saves. Signed integer.\n"
      38             :             "        -t number of turns. Signed integer.\n"
      39             :             "        -v version number of save format.\n"
      40             :             "        -o required. File name of save game to write.\n";
      41             : 
      42          27 :         while ((ch = getopt(argc, argv, opts)) != EOF) {
      43          17 :                 switch (ch) {
      44           4 :                 case 'd':
      45           4 :                         game.numdie = (turn_t)atoi(optarg);
      46           4 :                         printf("cheat: game.numdie = %d\n", game.numdie);
      47           4 :                         break;
      48           1 :                 case 'l':
      49           1 :                         game.limit = (turn_t)atoi(optarg);
      50           1 :                         printf("cheat: game.limit = %d\n", game.limit);
      51           1 :                         break;
      52           1 :                 case 's':
      53           1 :                         game.saved = (int)atoi(optarg);
      54           1 :                         printf("cheat: game.saved = %d\n", game.saved);
      55           1 :                         break;
      56           1 :                 case 't':
      57           1 :                         game.turns = (turn_t)atoi(optarg);
      58           1 :                         printf("cheat: game.turns = %d\n", game.turns);
      59           1 :                         break;
      60           1 :                 case 'v':
      61           1 :                         save.version = atoi(optarg);
      62           1 :                         printf("cheat: version = %d\n", save.version);
      63           1 :                         break;
      64           8 :                 case 'o':
      65           8 :                         savefilename = optarg;
      66           8 :                         break;
      67           1 :                 default:
      68           1 :                         fprintf(stderr, usage, argv[0]);
      69           1 :                         exit(EXIT_FAILURE);
      70             :                         break;
      71             :                 }
      72             :         }
      73             : 
      74             :         // Save filename required; the point of cheat is to generate save file
      75          10 :         if (savefilename == NULL) {
      76           2 :                 fprintf(stderr, usage, argv[0]);
      77           2 :                 fprintf(stderr, "ERROR: filename required\n");
      78           2 :                 exit(EXIT_FAILURE);
      79             :         }
      80             : 
      81           8 :         fp = fopen(savefilename, WRITE_MODE);
      82           8 :         if (fp == NULL) {
      83           1 :                 fprintf(stderr, "Can't open file %s. Exiting.\n", savefilename);
      84           1 :                 exit(EXIT_FAILURE);
      85             :         }
      86             : 
      87           7 :         savefile(fp);
      88             : 
      89           7 :         fclose(fp);
      90             : 
      91           7 :         printf("cheat: %s created.\n", savefilename);
      92             : 
      93           7 :         return EXIT_SUCCESS;
      94             : }
      95             : 
      96             : // LCOV_EXCL_START
      97             : /*
      98             :  * Ugh...unused, but required for linkage.
      99             :  * See the actually useful version of this in main.c
     100             :  */
     101             : 
     102             : char *myreadline(const char *prompt) { return readline(prompt); }
     103             : // LCOV_EXCL_STOP
     104             : 
     105             : /* end */

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