81af59974b
Note. because we used fixed-length declrations in the right places, this shouldn't break saves. (Besides being right, this will someday make a port to Go a touch easier, if we decide to do that.)
98 lines
2.9 KiB
C
98 lines
2.9 KiB
C
/*
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* 'cheat' is a tool for generating save game files to test states that ought
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* not happen. It leverages chunks of advent, mostly initialize() and
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* savefile(), so we know we're always outputing save files that advent
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* can import.
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*
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* Copyright (c) 1977, 2005 by Will Crowther and Don Woods
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* Copyright (c) 2017 by Eric S. Raymond
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* SPDX-License-Identifier: BSD-2-clause
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*/
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#include <getopt.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <stdbool.h>
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#include "advent.h"
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int main(int argc, char *argv[])
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{
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int ch;
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char *savefilename = NULL;
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int version = 0;
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FILE *fp = NULL;
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// Initialize game variables
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initialise();
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/* we're generating a saved game, so saved once by default,
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* unless overridden with command-line options below.
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*/
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game.saved = 1;
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/* Options. */
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const char* opts = "d:l:s:t:v:o:";
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const char* usage = "Usage: %s [-d numdie] [-s numsaves] [-v version] -o savefilename \n"
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" -d number of deaths. Signed integer.\n"
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" -l lifetime of lamp in turns. Signed integer.\n"
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" -s number of saves. Signed integer.\n"
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" -t number of turns. Signed integer.\n"
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" -v version number of save format.\n"
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" -o required. File name of save game to write.\n";
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while ((ch = getopt(argc, argv, opts)) != EOF) {
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switch (ch) {
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case 'd':
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game.numdie = (turn_t)atoi(optarg);
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printf("cheat: game.numdie = %d\n", game.numdie);
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break;
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case 'l':
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game.limit = (turn_t)atoi(optarg);
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printf("cheat: game.limit = %d\n", game.limit);
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break;
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case 's':
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game.saved = (int)atoi(optarg);
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printf("cheat: game.saved = %d\n", game.saved);
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break;
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case 't':
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game.turns = (turn_t)atoi(optarg);
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printf("cheat: game.turns = %d\n", game.turns);
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break;
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case 'v':
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version = atoi(optarg);
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printf("cheat: version = %d\n", version);
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break;
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case 'o':
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savefilename = optarg;
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break;
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default:
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fprintf(stderr,
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usage, argv[0]);
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exit(EXIT_FAILURE);
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break;
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}
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}
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// Save filename required; the point of cheat is to generate save file
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if (savefilename == NULL) {
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fprintf(stderr,
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usage, argv[0]);
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fprintf(stderr,
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"ERROR: filename required\n");
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exit(EXIT_FAILURE);
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}
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fp = fopen(savefilename, WRITE_MODE);
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if (fp == NULL) {
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fprintf(stderr,
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"Can't open file %s. Exiting.\n", savefilename);
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exit(EXIT_FAILURE);
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}
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savefile(fp, version);
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fclose(fp);
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printf("cheat: %s created.\n", savefilename);
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return EXIT_SUCCESS;
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}
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