示例#1
0
void handle_sigwinch(int s)
{
    char *tty = NULL;
    int fd = 0;
    int result = 0;
    struct winsize win;

    tty = ttyname(0);
    if (!tty)
	return;
    fd = open(tty, O_RDWR);
    if (fd == -1)
	return;
    result = ioctl(fd, TIOCGWINSZ, &win);
    if (result == -1)
	return;

    COLS = win.ws_col;
    LINES = win.ws_row;

#ifdef HAVE_RESIZETERM
    resizeterm(LINES, COLS);
#ifdef HAVE_WRESIZE
    if (wresize(stdscr, LINES, COLS) == ERR)
	c_die("Cannot resize window!");
#endif				/* HAVE_WRESIZE */
#endif				/* HAVE_RESIZETERM */

    var_init();
    /* Do these b/c width may have changed... */
    clear();
    refresh();

}
示例#2
0
文件: cmatrix.c 项目: Treri/cmatrix
/* nmalloc from nano by Big Gaute */
void *nmalloc(size_t howmuch) {
    void *r;

    if (!(r = malloc(howmuch))) {
        c_die("CMatrix: malloc: out of memory!");
    }

    return r;
}
示例#3
0
/* nmalloc from nano by Big Gaute */
void *nmalloc(size_t howmuch)
{
    void *r;

    /* Panic save? */

    if (!(r = malloc(howmuch)))
	c_die("CMatrix: malloc: out of memory!");

    return r;
}
示例#4
0
文件: cmatrix.c 项目: Treri/cmatrix
void resize_screen(void) {
    char *tty;
    int fd = 0;
    int result = 0;
    struct winsize win;

    tty = ttyname(0);
    if (!tty) {
        return;
    }
    fd = open(tty, O_RDWR);
    if (fd == -1) {
        return;
    }
    result = ioctl(fd, TIOCGWINSZ, &win);
    if (result == -1) {
        return;
    }

    COLS = win.ws_col;
    LINES = win.ws_row;

    if(LINES <10){
        LINES = 10;
    }
    if(COLS <10){
        COLS = 10;
    }

#ifdef HAVE_RESIZETERM
    resizeterm(LINES, COLS);
#ifdef HAVE_WRESIZE
    if (wresize(stdscr, LINES, COLS) == ERR) {
        c_die("Cannot resize window!");
    }
#endif /* HAVE_WRESIZE */
#endif /* HAVE_RESIZETERM */

    var_init();
    /* Do these because width may have changed... */
    clear();
    refresh();
}
示例#5
0
文件: cmatrix.c 项目: Treri/cmatrix
int main(int argc, char *argv[]) {
    int i, y, z, optchr, keypress;
    int j = 0;
    int count = 0;
    int screensaver = 0;
    int asynch = 0;
    int bold = 0;
    int force = 0;
    int firstcoldone = 0;
    int oldstyle = 0;
    int random = 0;
    int update = 4;
    int highnum = 0;
    int mcolor = COLOR_GREEN;
    int rainbow = 0;
    int lambda = 0;
    int randnum = 0;
    int randmin = 0;
    int pause = 0;
    int classic = 0;

    srand((unsigned) time(NULL));
    setlocale(LC_ALL, "");

    /* Many thanks to morph- ([email protected]) for this getopt patch */
    opterr = 0;
    while ((optchr = getopt(argc, argv, "abBcfhlLnrosmxVu:C:")) != EOF) {
        switch (optchr) {
        case 's':
            screensaver = 1;
            break;
        case 'a':
            asynch = 1;
            break;
        case 'b':
            if (bold != 2) {
                bold = 1;
            }
            break;
        case 'B':
            bold = 2;
            break;
        case 'C':
            if (!strcasecmp(optarg, "green")) {
                mcolor = COLOR_GREEN;
            } else if (!strcasecmp(optarg, "red")) {
                mcolor = COLOR_RED;
            } else if (!strcasecmp(optarg, "blue")) {
                mcolor = COLOR_BLUE;
            } else if (!strcasecmp(optarg, "white")) {
                mcolor = COLOR_WHITE;
            } else if (!strcasecmp(optarg, "yellow")) {
                mcolor = COLOR_YELLOW;
            } else if (!strcasecmp(optarg, "cyan")) {
                mcolor = COLOR_CYAN;
            } else if (!strcasecmp(optarg, "magenta")) {
                mcolor = COLOR_MAGENTA;
            } else if (!strcasecmp(optarg, "black")) {
                mcolor = COLOR_BLACK;
            } else {
                c_die(" Invalid color selection\n Valid "
                       "colors are green, red, blue, "
                       "white, yellow, cyan, magenta " "and black.\n");
            }
            break;
        case 'c':
            classic = 1;
            break;
        case 'f':
            force = 1;
            break;
        case 'l':
            console = 1;
            break;
        case 'L':
            lock = 1;
            break;
        case 'n':
            bold = -1;
            break;
        case 'h':
        case '?':
            usage();
            exit(0);
        case 'o':
            oldstyle = 1;
            break;
        case 'u':
            update = atoi(optarg);
            break;
        case 'x':
            xwindow = 1;
            break;
        case 'V':
            version();
            exit(0);
        case 'r':
             rainbow = 1;
             break;
        case 'm':
             lambda = 1;
             break;
        }
    }

    if (force && strcmp("linux", getenv("TERM"))) {
        /* setenv is much more safe to use than putenv */
        setenv("TERM", "linux", 1);
    }
    initscr();
    savetty();
    nonl();
    cbreak();
    noecho();
    timeout(0);
    leaveok(stdscr, TRUE);
    curs_set(0);
    signal(SIGINT, sighandler);
    signal(SIGQUIT, sighandler);
    signal(SIGWINCH, sighandler);
    signal(SIGTSTP, sighandler);

if (console) {
#ifdef HAVE_CONSOLECHARS
        if (va_system("consolechars -f matrix") != 0) {
            c_die
                (" There was an error running consolechars. Please make sure the\n"
                 " consolechars program is in your $PATH.  Try running \"consolechars -f matrix\" by hand.\n");
        }
#elif defined(HAVE_SETFONT)
        if (va_system("setfont matrix") != 0) {
            c_die
                (" There was an error running setfont. Please make sure the\n"
                 " setfont program is in your $PATH.  Try running \"setfont matrix\" by hand.\n");
        }
#else
        c_die(" Unable to use both \"setfont\" and \"consolechars\".\n");
#endif
}
    if (has_colors()) {
        start_color();
        /* Add in colors, if available */
#ifdef HAVE_USE_DEFAULT_COLORS
        if (use_default_colors() != ERR) {
            init_pair(COLOR_BLACK, -1, -1);
            init_pair(COLOR_GREEN, COLOR_GREEN, -1);
            init_pair(COLOR_WHITE, COLOR_WHITE, -1);
            init_pair(COLOR_RED, COLOR_RED, -1);
            init_pair(COLOR_CYAN, COLOR_CYAN, -1);
            init_pair(COLOR_MAGENTA, COLOR_MAGENTA, -1);
            init_pair(COLOR_BLUE, COLOR_BLUE, -1);
            init_pair(COLOR_YELLOW, COLOR_YELLOW, -1);
        } else {
#else
        { /* Hack to deal the after effects of else in HAVE_USE_DEFAULT_COLOURS*/
#endif
            init_pair(COLOR_BLACK, COLOR_BLACK, COLOR_BLACK);
            init_pair(COLOR_GREEN, COLOR_GREEN, COLOR_BLACK);
            init_pair(COLOR_WHITE, COLOR_WHITE, COLOR_BLACK);
            init_pair(COLOR_RED, COLOR_RED, COLOR_BLACK);
            init_pair(COLOR_CYAN, COLOR_CYAN, COLOR_BLACK);
            init_pair(COLOR_MAGENTA, COLOR_MAGENTA, COLOR_BLACK);
            init_pair(COLOR_BLUE, COLOR_BLUE, COLOR_BLACK);
            init_pair(COLOR_YELLOW, COLOR_YELLOW, COLOR_BLACK);
        }
    }

    /* Set up values for random number generation */
    if(classic) {
        /* Japanese character unicode range [they are seen in the original cmatrix] */
        randmin = 12288;
        highnum = 12351;
    } else if (console || xwindow) {
        randmin = 166;
        highnum = 217;
    } else {
        randmin = 33;
        highnum = 123;
    }
    randnum = highnum - randmin;

    var_init();

    while (1) {
        /* Check for signals */
        if (signal_status == SIGINT || signal_status == SIGQUIT) {
            if(lock != 1)
                finish();
            /* exits */
        }
        if (signal_status == SIGWINCH) {
            resize_screen();
            signal_status = 0;
        }

        if(signal_status == SIGTSTP){
            if(lock != 1)
                    finish();
        }

        count++;
        if (count > 4) {
            count = 1;
        }

        if ((keypress = wgetch(stdscr)) != ERR) {
            if (screensaver == 1) {
#ifdef USE_TIOCSTI
                char *str = malloc(0);
                size_t str_len = 0;
                do {
                    str = realloc(str, str_len + 1);
                    str[str_len++] = keypress;
                } while ((keypress = wgetch(stdscr)) != ERR);
                size_t i;
                for (i = 0; i < str_len; i++)
                    ioctl(STDIN_FILENO, TIOCSTI, (char*)(str + i));
                free(str);
#endif
                finish();
            } else {
                switch (keypress) {
                case 'q':
                    if(lock != 1)
                        finish();
                    break;
                case 'a':
                    asynch = 1 - asynch;
                    break;
                case 'b':
                    bold = 1;
                    break;
                case 'B':
                    bold = 2;
                    break;
                case 'L':
                    lock = 1;
                    break;
                case 'n':
                    bold = 0;
                    break;
                case '0': /* Fall through */
                case '1': /* Fall through */
                case '2': /* Fall through */
                case '3': /* Fall through */
                case '4': /* Fall through */
                case '5': /* Fall through */
                case '6': /* Fall through */
                case '7': /* Fall through */
                case '8': /* Fall through */
                case '9':
                    update = keypress - 48;
                    break;
                case '!':
                    mcolor = COLOR_RED;
                    rainbow = 0;
                    break;
                case '@':
                    mcolor = COLOR_GREEN;
                    rainbow = 0;
                    break;
                case '#':
                    mcolor = COLOR_YELLOW;
                    rainbow = 0;
                    break;
                case '$':
                    mcolor = COLOR_BLUE;
                    rainbow = 0;
                    break;
                case '%':
                    mcolor = COLOR_MAGENTA;
                    rainbow = 0;
                    break;
                case 'r':
                     rainbow = 1;
                     break;
                case 'm':
                     lambda = !lambda;
                     break;
                case '^':
                    mcolor = COLOR_CYAN;
                    rainbow = 0;
                    break;
                case '&':
                    mcolor = COLOR_WHITE;
                    rainbow = 0;
                    break;
                case 'p':
                case 'P':
                    pause = (pause == 0)?1:0;
                    break;

                }
            }
        }
        for (j = 0; j <= COLS - 1; j += 2) {
            if ((count > updates[j] || asynch == 0) && pause == 0) {

                /* I dont like old-style scrolling, yuck */
                if (oldstyle) {
                    for (i = LINES - 1; i >= 1; i--) {
                        matrix[i][j].val = matrix[i - 1][j].val;
                    }
                    random = (int) rand() % (randnum + 8) + randmin;

                    if (matrix[1][j].val == 0) {
                        matrix[0][j].val = 1;
                    } else if (matrix[1][j].val == ' '
                             || matrix[1][j].val == -1) {
                        if (spaces[j] > 0) {
                            matrix[0][j].val = ' ';
                            spaces[j]--;
                        } else {

                            /* Random number to determine whether head of next collumn
                               of chars has a white 'head' on it. */

                            if (((int) rand() % 3) == 1) {
                                matrix[0][j].val = 0;
                            } else {
                                matrix[0][j].val = (int) rand() % randnum + randmin;
                            }
                            spaces[j] = (int) rand() % LINES + 1;
                        }
                    } else if (random > highnum && matrix[1][j].val != 1) {
                        matrix[0][j].val = ' ';
                    } else {
                        matrix[0][j].val = (int) rand() % randnum + randmin;
                    }

                } else { /* New style scrolling (default) */
                    if (matrix[0][j].val == -1 && matrix[1][j].val == ' '
                        && spaces[j] > 0) {
                        matrix[0][j].val = -1;
                        spaces[j]--;
                    } else if (matrix[0][j].val == -1
                        && matrix[1][j].val == ' ') {
                        length[j] = (int) rand() % (LINES - 3) + 3;
                        matrix[0][j].val = (int) rand() % randnum + randmin;

                        spaces[j] = (int) rand() % LINES + 1;
                    }
                    i = 0;
                    y = 0;
                    firstcoldone = 0;
                    while (i <= LINES) {

                        /* Skip over spaces */
                        while (i <= LINES && (matrix[i][j].val == ' ' ||
                               matrix[i][j].val == -1)) {
                            i++;
                        }

                        if (i > LINES) {
                            break;
                        }

                        /* Go to the head of this collumn */
                        z = i;
                        y = 0;
                        while (i <= LINES && (matrix[i][j].val != ' ' &&
                               matrix[i][j].val != -1)) {
                            matrix[i][j].is_head = false;
                            i++;
                            y++;
                        }

                        if (i > LINES) {
                            matrix[z][j].val = ' ';
                            continue;
                        }

                        matrix[i][j].val = (int) rand() % randnum + randmin;
                        matrix[i][j].is_head = true;

                        /* If we're at the top of the collumn and it's reached its
                           full length (about to start moving down), we do this
                           to get it moving.  This is also how we keep segments not
                           already growing from growing accidentally =>
                         */
                        if (y > length[j] || firstcoldone) {
                            matrix[z][j].val = ' ';
                            matrix[0][j].val = -1;
                        }
                        firstcoldone = 1;
                        i++;
                    }
                }
            }
            /* A simple hack */
            if (!oldstyle) {
                y = 1;
                z = LINES;
            } else {
                y = 0;
                z = LINES - 1;
            }
            for (i = y; i <= z; i++) {
                move(i - y, j);

                if (matrix[i][j].val == 0 || (matrix[i][j].is_head && !rainbow)) {
                    if (console || xwindow) {
                        attron(A_ALTCHARSET);
                    }
                    attron(COLOR_PAIR(COLOR_WHITE));
                    if (bold) {
                        attron(A_BOLD);
                    }
                    if (matrix[i][j].val == 0) {
                        if (console || xwindow) {
                            addch(183);
                        } else {
                            addch('&');
                        }
                    } else {
                        addch(matrix[i][j].val);
                    }

                    attroff(COLOR_PAIR(COLOR_WHITE));
                    if (bold) {
                        attroff(A_BOLD);
                    }
                    if (console || xwindow) {
                        attroff(A_ALTCHARSET);
                    }
                } else {
                    if(rainbow) {
                        int randomColor = rand() % 6;

                        switch(randomColor){
                            case 0:
                                mcolor = COLOR_GREEN;
                                break;
                            case 1:
                                mcolor = COLOR_BLUE;
                                break;
                            case 2:
                                mcolor = COLOR_BLACK;
                                break;
                            case 3:
                                mcolor = COLOR_YELLOW;
                                break;
                            case 4:
                                mcolor = COLOR_CYAN;
                                break;
                            case 5:
                                mcolor = COLOR_MAGENTA;
                                break;
                       }
                    }
                    attron(COLOR_PAIR(mcolor));
                    if (matrix[i][j].val == 1) {
                        if (bold) {
                            attron(A_BOLD);
                        }
                        addch('|');
                        if (bold) {
                            attroff(A_BOLD);
                        }
                    } else {
                        if (console || xwindow) {
                            attron(A_ALTCHARSET);
                        }
                        if (bold == 2 ||
                            (bold == 1 && matrix[i][j].val % 2 == 0)) {
                            attron(A_BOLD);
                        }
                        if (matrix[i][j].val == -1) {
                            addch(' ');
                        } else if (lambda && matrix[i][j].val != ' ') {
                            addstr("λ");
                        } else {
                            addch(matrix[i][j].val);
                        }
                        if (bold == 2 ||
                            (bold == 1 && matrix[i][j].val % 2 == 0)) {
                            attroff(A_BOLD);
                        }
                        if (console || xwindow) {
                            attroff(A_ALTCHARSET);
                        }
                    }
                    attroff(COLOR_PAIR(mcolor));
                }
            }
        }

        //Check if computer is locked
        if(lock == 1){

            //Add our message to the screen
            char *msg = "Computer locked.";
            int msg_x = LINES/2;
            int msg_y = COLS/2 - strlen(msg)/2;
            int i = 0;

            //Add space before message
            move(msg_x-1, msg_y-2);
            for(i = 0; i < strlen(msg)+4; i++)
                addch(' ');

            //Write message
            move(msg_x, msg_y-2);
            addch(' ');
            addch(' ');
            addstr(msg);
            addch(' ');
            addch(' ');

            //Add space after message
            move(msg_x+1, msg_y-2);
            for(i = 0; i < strlen(msg)+4; i++)
                addch(' ');
        }

        napms(update * 10);
    }
    finish();
}
示例#6
0
int main(int argc, char *argv[])
{
    int i, j = 0, count = 0, screensaver = 0, asynch = 0, bold = -1,
	force = 0, y, z, firstcoldone = 0, oldstyle = 0, random =
	0, update = 4, highnum = 0, mcolor = COLOR_GREEN, randnum =
	0, randmin = 0, indep = 0;

    char *oldtermname, *syscmd = NULL;
    int optchr, keypress;

    /* Many thanks to morph- ([email protected]) for this getopt patch */
    opterr = 0;
    while ((optchr = getopt(argc, argv, "abBfhilnosxVu:C:")) != EOF) {
	switch (optchr) {
	case 's':
	    screensaver = 1;
	    break;
	case 'a':
	    asynch = 1;
	    break;
	case 'i':
	    indep = 1;
	    break;
	case 'b':
	    if (bold != 2 && bold != 0)
		bold = 1;
	    break;
	case 'B':
	    if (bold != 0)
		bold = 2;
	    break;
	case 'C':
	    if (!strcasecmp(optarg, "green"))
		mcolor = COLOR_GREEN;
	    else if (!strcasecmp(optarg, "red"))
		mcolor = COLOR_RED;
	    else if (!strcasecmp(optarg, "blue"))
		mcolor = COLOR_BLUE;
	    else if (!strcasecmp(optarg, "white"))
		mcolor = COLOR_WHITE;
	    else if (!strcasecmp(optarg, "yellow"))
		mcolor = COLOR_YELLOW;
	    else if (!strcasecmp(optarg, "cyan"))
		mcolor = COLOR_CYAN;
	    else if (!strcasecmp(optarg, "magenta"))
		mcolor = COLOR_MAGENTA;
	    else if (!strcasecmp(optarg, "black"))
		mcolor = COLOR_BLACK;
	    else {
		printf(" Invalid color selection\n Valid "
		       "colors are green, red, blue, "
		       "white, yellow, cyan, magenta " "and black.\n");
		exit(1);
	    }
	    break;
	case 'f':
	    force = 1;
	    break;
	case 'l':
	    console = 1;
	    break;
	case 'n':
	    bold = 0;
	    break;
	case 'h':
	case '?':
	    usage();
	    exit(0);
	case 'o':
	    oldstyle = 1;
	    break;
	case 'u':
	    update = atoi(optarg);
	    break;
	case 'x':
	    xwindow = 1;
	    break;
	case 'V':
	    version();
	    exit(0);
	}
    }

    /* If bold hasn't been turned on or off yet, assume off */
    if (bold == -1)
	bold = 0;

    oldtermname = getenv("TERM");
    if (force && strcmp("linux", getenv("TERM"))) {
	/* Portability wins out here, apparently putenv is much more
	   common on non-Linux than setenv */
	putenv("TERM=linux");
    }
    initscr();
    savetty();
    nonl();
    cbreak();
    noecho();
    timeout(0);
    leaveok(stdscr, TRUE);
    curs_set(0);
    signal(SIGINT, finish);
    signal(SIGWINCH, handle_sigwinch);

#ifdef HAVE_CONSOLECHARS
    if (console)
	if (va_system("consolechars -f matrix") != 0) {
	    c_die
		(" There was an error running consolechars. Please make sure the\n"
		 " consolechars program is in your $PATH.  Try running \"setfont matrix\" by hand.\n");
	}
#elif defined(HAVE_SETFONT)
    if (console)
	if (va_system("setfont matrix") != 0) {
	    c_die
		(" There was an error running setfont. Please make sure the\n"
		 " setfont program is in your $PATH.  Try running \"setfont matrix\" by hand.\n");
	}
#endif
    if (has_colors()) {
	start_color();
	/* Add in colors, if available */
#ifdef HAVE_USE_DEFAULT_COLORS
	if (use_default_colors() != ERR) {
	    init_pair(COLOR_BLACK, -1, -1);
	    init_pair(COLOR_GREEN, COLOR_GREEN, -1);
	    init_pair(COLOR_WHITE, COLOR_WHITE, -1);
	    init_pair(COLOR_RED, COLOR_RED, -1);
	    init_pair(COLOR_CYAN, COLOR_CYAN, -1);
	    init_pair(COLOR_MAGENTA, COLOR_MAGENTA, -1);
	    init_pair(COLOR_BLUE, COLOR_BLUE, -1);
	    init_pair(COLOR_YELLOW, COLOR_YELLOW, -1);
	} else {
#else
	{
#endif
	    init_pair(COLOR_BLACK, COLOR_BLACK, COLOR_BLACK);
	    init_pair(COLOR_GREEN, COLOR_GREEN, COLOR_BLACK);
	    init_pair(COLOR_WHITE, COLOR_WHITE, COLOR_BLACK);
	    init_pair(COLOR_RED, COLOR_RED, COLOR_BLACK);
	    init_pair(COLOR_CYAN, COLOR_CYAN, COLOR_BLACK);
	    init_pair(COLOR_MAGENTA, COLOR_MAGENTA, COLOR_BLACK);
	    init_pair(COLOR_BLUE, COLOR_BLUE, COLOR_BLACK);
	    init_pair(COLOR_YELLOW, COLOR_YELLOW, COLOR_BLACK);
	}
    }

    srand(time(NULL));

    /* Set up values for random number generation */
    if (console || xwindow) {
	randnum = 51;
	randmin = 166;
	highnum = 217;
    } else {
	randnum = 93;
	randmin = 33;
	highnum = 123;
    }

    var_init();

    while (1) {
	count++;
	if (count > 4)
	    count = 1;

	if ((keypress = wgetch(stdscr)) != ERR) {
	    if (screensaver == 1)
		finish(0);
	    else
		switch (keypress) {
		case 'q':
		    finish(0);
		    break;
		case 'a':
		    asynch = 1 - asynch;
		    break;
		case 'b':
		    bold = 1;
		    break;
		case 'B':
		    bold = 2;
		    break;
		case 'i':
		    indep = 1 - indep;
		    break;
		case 'n':
		    bold = 0;
		    break;
		case '0':
		case '1':
		case '2':
		case '3':
		case '4':
		case '5':
		case '6':
		case '7':
		case '8':
		case '9':
		    update = keypress - 48;
		    break;
		case '!':
		    mcolor = COLOR_RED;
		    break;
		case '@':
		    mcolor = COLOR_GREEN;
		    break;
		case '#':
		    mcolor = COLOR_YELLOW;
		    break;
		case '$':
		    mcolor = COLOR_BLUE;
		    break;
		case '%':
		    mcolor = COLOR_MAGENTA;
		    break;
		case '^':
		    mcolor = COLOR_CYAN;
		    break;
		case '&':
		    mcolor = COLOR_WHITE;
		    break;
		}
	}
	for (j = 0; j <= COLS - 1; j += 2) {
		/* I dont like old-style scrolling, yuck */
		if (oldstyle) {
		    for (i = LINES - 1; i >= 1; i--)
			matrix[i][j].val = matrix[i - 1][j].val;

		    random = (int) rand() % (randnum + 8) + randmin;

		    if (matrix[1][j].val == 0)
			matrix[0][j].val = 1;
		    else if (matrix[1][j].val == ' '
			     || matrix[1][j].val == -1) {
			if (spaces[j] > 0) {
			    matrix[0][j].val = ' ';
			    spaces[j]--;
			} else {

			    /* Random number to determine whether head of next collumn
			       of chars has a white 'head' on it. */

			    if (((int) rand() % 3) == 1)
				matrix[0][j].val = 0;
			    else
				matrix[0][j].val = (int) rand() % randnum
				    + randmin;

			    spaces[j] = (int) rand() % LINES + 1;
			}
		    } else if (random > highnum && matrix[1][j].val != 1)
			matrix[0][j].val = ' ';
		    else
			matrix[0][j].val =
			    (int) rand() % randnum + randmin;

		} else {	/* New style scrolling (default) */
		    /* generate gap */
		    if (matrix[0][j].val == -1 && matrix[1][j].val == ' '
			&& spaces[j] > 0) {
			matrix[0][j].val = -1;
			spaces[j]--;
		    /* spawn a new segment */
		    } else if (matrix[0][j].val == -1
			       && matrix[1][j].val == ' ') {
			length[j] = (int) rand() % (LINES - 3) + 3;
			matrix[0][j].val =
			    (int) rand() % randnum + randmin;

			if ((int) rand() % 2 == 1)
			    matrix[0][j].bold = 2;

			/* reuse .speed iff asynch && !indep */
			if (asynch == 0 && indep == 0)
			    matrix[0][j].speed = 1;
			else if (matrix[0][j].speed == -1 || indep == 1)
			    matrix[0][j].speed = (int) rand() % 3 + 1;

			spaces[j] = (int) rand() % LINES + 1;
		    }
		    i = 0;
		    y = 0;
		    firstcoldone = 0;
		    while (i <= LINES) {

			/* Skip over spaces */
			while (i <= LINES && (matrix[i][j].val == ' ' ||
			       matrix[i][j].val == -1))
			    i++;

			if (i > LINES)
			    break;

			/* Go to the head of this collumn */
			z = i;
			y = 0;
			while (i <= LINES && (matrix[i][j].val != ' ' &&
			       matrix[i][j].val != -1)) {
			    if (i < LINES && matrix[i][j].speed != -1 &&
			        matrix[i+1][j].speed != -1 &&
			        matrix[i][j].speed !=
			        matrix[i+1][j].speed) {
				i++;
				y++;
				break;
			    }
			    i++;
			    y++;
			}

			if (count <= matrix[i-1][j].speed) {
			    i++;
			    continue;
			}

			if (i > LINES) {
			    matrix[z][j].val = ' ';
			    matrix[LINES][j].bold = 1;
			    continue;
			}

			matrix[i][j].val =
			    (int) rand() % randnum + randmin;
			matrix[i][j].speed = matrix[i-1][j].speed;

			/* propagate white heads */
			if (matrix[i - 1][j].bold == 2) {
			    matrix[i - 1][j].bold = 1;
			    matrix[i][j].bold = 2;
			}

			/* If we're at the top of the collumn and it's reached its
			 * full length (about to start moving down), we do this
			 * to get it moving.  This is also how we keep segments not
			 * already growing from growing accidentally =>
			 */
			if (y > length[j] || firstcoldone) {
			    matrix[z][j].val = ' ';
			    matrix[0][j].val = -1;
			}
			firstcoldone = 1;
			i++;
		    }
		}
	    /* Hack =P */
	    if (!oldstyle) {
		y = 1;
		z = LINES;
	    } else {
		y = 0;
		z = LINES - 1;
	    }
	    for (i = y; i <= z; i++) {
		move(i - y, j);

		if (matrix[i][j].val == 0 || matrix[i][j].bold == 2) {
		    if (console || xwindow)
			attron(A_ALTCHARSET);
		    attron(COLOR_PAIR(COLOR_WHITE));
		    if (bold)
			attron(A_BOLD);
		    if (matrix[i][j].val == 0) {
			if (console || xwindow)
			    addch(183);
			else
			    addch('&');
		    } else
			addch(matrix[i][j].val);

		    attroff(COLOR_PAIR(COLOR_WHITE));
		    if (bold)
			attroff(A_BOLD);
		    if (console || xwindow)
			attroff(A_ALTCHARSET);
		} else {
		    attron(COLOR_PAIR(mcolor));
		    if (matrix[i][j].val == 1) {
			if (bold)
			    attron(A_BOLD);
			addch('|');
			if (bold)
			    attroff(A_BOLD);
		    } else {
			if (console || xwindow)
			    attron(A_ALTCHARSET);
			if (bold == 2 ||
			    (bold == 1 && matrix[i][j].val % 2 == 0))
			    attron(A_BOLD);
			if (matrix[i][j].val == -1)
			    addch(' ');
			else
			    addch(matrix[i][j].val);
			if (bold == 2 ||
			    (bold == 1 && matrix[i][j].val % 2 == 0))
			    attroff(A_BOLD);
			if (console || xwindow)
			    attroff(A_ALTCHARSET);
		    }
		    attroff(COLOR_PAIR(mcolor));
		}
	    }
	}
	refresh();
	napms(update * 10);

    }

    syscmd = nmalloc(sizeof (char *) * (strlen(oldtermname) + 15));
    sprintf(syscmd, "putenv TERM=%s", oldtermname);    
    system(syscmd);
    finish(0);

}