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Black Box 4
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gamearca
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pc_xbd.arj
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SCORES.C
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C/C++ Source or Header
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1990-11-28
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4KB
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119 lines
/*********************************************/
/* you just keep on pushing my luck over the */
/* BOULDER DASH */
/* */
/* Jeroen Houttuin, ETH Zurich, 1990 */
/* */
/* */
/* PC-VGA version from : */
/* */
/* Herve SOULARD, Paris, 1990 */
/* */
/*********************************************/
#include <stdio.h>
#include "xbd.h"
char *getenv();
#define NUMHIGH 20 /* Number of high scores that will be
* remembered */
/* Add a high score to the high score list */
void add_score()
{
/* Structure containing top game results */
struct {
int score; /* Final score */
int slev, elev; /* Starting and ending level */
char desc[80]; /* Text description */
} tops[NUMHIGH], next;
FILE *sfile; /* High score file */
char buf[200];
register int i;
int numscore, cur, numgame;
char *aux;
/* Generate name of high score file */
if (aux = getenv("XBDLIB"))
strcpy(buf, aux);
else
strcpy(buf, LIB);
strcat(buf,"\\scores");
/* Open high score file */
sfile = fopen(buf, "r");
/* Set default values for number of games and high scores */
numscore = 0;
numgame = 0;
/* If file is readable, load in old high score list */
if (sfile != NULL) {
/* Extract score information from line */
while (fgets(buf, 200, sfile) && numscore < NUMHIGH) {
sscanf(buf, "%d %d %d %[^\n]", &(next.score), &(next.slev),
&(next.elev), next.desc);
tops[numscore] = next;
numscore++;
}
fclose(sfile);
}
else {
printf("Error opening score file : %s\n",buf);
exit (-1);
}
/* Contruct the structure containing the score for this game */
next.score = score;
next.slev = levelstart;
next.elev = levelnum;
sprintf(next.desc, "%s ", getenv("USER"));
cur = -1;
/* Insert new score in old high score list */
if (numscore < NUMHIGH || tops[NUMHIGH - 1].score < next.score) {
/* Iterate through high score list */
for (i = (numscore >= NUMHIGH ? NUMHIGH - 2 : numscore - 1);
i >= 0; i--) {
/* Look for place for insertion */
if (next.score > tops[i].score)
tops[i + 1] = tops[i];
else
break; /* Found spot for insertion */
}
tops[i + 1] = next; /* Overwrite entry in high score list */
cur = i + 1; /* Remember where new high score was inserted */
/* Increment the number of high scores */
if (numscore < NUMHIGH)
numscore++;
}
/* Increment and print the number of games played */
/* Print out new high score list */
for (i = 0; i < numscore; ++i) {
/* Flag new high score with a leading > */
if (i == cur)
putchar('*');
else
putchar(' ');
printf("%-16s- Died on level %3d. Started on level %3d. Score: %8d.\n",
tops[i].desc, tops[i].elev, tops[i].slev, tops[i].score);
}
/* If current game did not make it to the high score list, print it */
/* afterwords */
if (cur == -1) {
puts("You are quite disappointing:");
printf("*%-16s- Died on level %3d. Started on level %3d. Score: %8d.\n",
next.desc, next.elev, next.slev, next.score);
}
/* Save new high score list to score file */
sprintf(buf, "%s/scores", LIB);
sfile = fopen(buf, "w");
if (sfile == NULL) {
perror(buf);
return;
}
for (i = 0; i < numscore; ++i)
fprintf(sfile, "%d %d %d %s\n", tops[i].score, tops[i].slev,
tops[i].elev, tops[i].desc);
fclose(sfile);
}