Function main

win/share/tile2bmp.c:140–272

FILE *fp;

DISABLE_WARNING_UNREACHABLE_CODE

int
main(int argc, char *argv[])
{
    int i, j, number_of_rows, number_in_final_row;
    uchar *c;
    char tilefile_full_path[256] = { 0 };

    if (argc != 2) {
        Fprintf(stderr, "usage: %s outfile.bmp\n", argv[0]);
        exit(EXIT_FAILURE);
    } else if (argv[1] == 0 || strlen(argv[1]) >= sizeof bmpname - 1) {
        Fprintf(stderr, "invalid output bmp file name %s, aborting.\n",
                argv[0]);
        exit(EXIT_FAILURE);
    } else {
        strcpy(bmpname, argv[1]);
    }

    objects_globals_init();
    monst_globals_init();

/*    tilefileset = (TILE_X == 64) ? 2 : (TILE_X == 32) ? 1 : 0; */
    tilefileset = 0;
    if (!examine_tilefiles()) {
        Fprintf(stderr, "unable to open all of the tile files, aborting.\n");
        exit(EXIT_FAILURE);
    }
    for (i = 0; i < SIZE(tilecnt); ++i)
        magictileno += tilecnt[i];
    /* count monsters twice for grayscale variation */
    magictileno += tilecnt[0];

    max_x = TILE_X * max_tiles_in_row;
    max_y = ((TILE_Y * magictileno) / max_tiles_in_row) + TILE_Y;
    bmpsize = (sizeof bmp - sizeof bmp.packtile)
                  + (max_y * (max_x * sizeof(uchar)));
    newbmp = malloc(bmpsize);
    if (!newbmp) {
        printf("memory allocation failure, %d %d, aborting.\n",
                bmpsize, magictileno);
        exit(EXIT_FAILURE);
    }
    tiles_counted = 0;
    xoffset = yoffset = 0;
    initflag = 0;
    filenum = 0;
    pass = 0;
    fp = fopen(bmpname, "wb");
    if (!fp) {
        printf("Error creating tile file %s, aborting.\n", bmpname);
        exit(EXIT_FAILURE);
    }
    while (pass < 4) {
        filenum = pass % SIZE(tilefilenames[tilefileset]);
        if (!set_tilefile_path(relative_tiledir,
                               tilefilenames[tilefileset][filenum],