filetest.c

#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <conio.h>
#include <string.h>

char* filename;

void load_data(char* levelname)
{
    FILE* level_file;
    char buffer[100];
    char c;
    int test_num;
    int player_y;
    int player_x;

    level_file = fopen(levelname, "r");

    if (level_file == NULL)
    {
        printf("Unable to open file: %s\n", levelname);
        printf("Please check the file actually exists\n");
        exit(EXIT_FAILURE);
    }

    while ((c = fgetc(level_file)) != EOF)
    {
        if (c == '$')
        {
            fscanf(level_file, "%s", buffer);
            if (strcmp(buffer, "test") == 0)
            {
                fscanf(level_file, "%d", &test_num);
                printf("Test number loaded, it is: %d\n", test_num);
            }
            else if (strcmp(buffer, "playerloc") == 0)
            {
                fscanf(level_file, "%d", &player_y);
                fscanf(level_file, "%d", &player_x);
                printf("Player starts at Y: %d and X: %d\n", player_y, player_x);
            }
            else if (strcmp(buffer, "mapdata") == 0)
            {
                while ((c = fgetc(level_file)) != EOF)
                {
                    printf("%c", c);
                }
            }
        }
    }

    fclose(level_file);
}

void main()
{
    filename = malloc(12);

    printf("Enter file name:\n");
    scanf("%s", filename);
    printf("\n");
    load_data(filename);
}

$test
13

$playerloc
6 4

$mapdata
WWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWW
W*W-^-W--------------------------------W
W-W---W--------------------------------W
W-WWW----------------------------------W
W------------------------------------WWW
W^W-W^^-^------------------------------W
W------------------------------------WWW
W-WWW--------------------------------|-W
W--^---------------------------------WeW
WWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWW