mirror of
https://github.com/vattam/BSDGames.git
synced 2025-12-20 19:04:49 +00:00
removed many useless calls to dh_suidregister; no need to upload for this though
git-svn-id: file:///srv/svn/joey/bsdgames-trunk@5138 a4a2c43b-8ac3-0310-8836-e0e880c912e2
This commit is contained in:
joey
185
rain/rain.c
185
rain/rain.c
@@ -1,4 +1,4 @@
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/* $NetBSD: rain.c,v 1.10 1997/10/13 22:01:54 cjs Exp $ */
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/* $NetBSD: rain.c,v 1.13 1999/08/08 02:06:01 simonb Exp $ */
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/*
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* Copyright (c) 1980, 1993
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@@ -43,7 +43,7 @@ __COPYRIGHT("@(#) Copyright (c) 1980, 1993\n\
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#if 0
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static char sccsid[] = "@(#)rain.c 8.1 (Berkeley) 5/31/93";
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#else
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__RCSID("$NetBSD: rain.c,v 1.10 1997/10/13 22:01:54 cjs Exp $");
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__RCSID("$NetBSD: rain.c,v 1.13 1999/08/08 02:06:01 simonb Exp $");
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#endif
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#endif /* not lint */
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@@ -53,189 +53,108 @@ __RCSID("$NetBSD: rain.c,v 1.10 1997/10/13 22:01:54 cjs Exp $");
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*/
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#include <sys/types.h>
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#include <sys/ioctl.h>
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#include <curses.h>
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#include <err.h>
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#include <signal.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <termcap.h>
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#include <termios.h>
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#include <unistd.h>
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#define cursor(c, r) tputs(tgoto(CM, c, r), 1, fputchar)
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volatile sig_atomic_t sig_caught = 0;
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static struct termios sg, old_tty;
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int fputchar __P((int));
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int main __P((int, char **));
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void onsig __P((int));
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char *LL, *TE;
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int
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main(argc, argv)
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int argc __attribute__((unused));
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int argc;
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char **argv;
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{
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extern char *UP;
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int x, y, j;
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char *CM, *BC, *DN, *ND, *term;
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char *TI, *tcp, *mp, tcb[100];
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long cols, lines;
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unsigned int delay = 0;
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int ch;
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int xpos[5], ypos[5];
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#ifdef TIOCGWINSZ
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struct winsize ws;
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#endif
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/* Revoke setgid privileges */
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setregid(getgid(), getgid());
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if (!(term = getenv("TERM")))
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errx(1, "TERM: parameter not set");
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if (!(mp = malloc((u_int)1024)))
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errx(1, "out of space");
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if (tgetent(mp, term) <= 0)
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errx(1, "unknown terminal type `%s'", term);
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tcp = tcb;
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if (!(CM = tgetstr("cm", &tcp)))
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errx(1, "terminal not capable of cursor motion");
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if (!(BC = tgetstr("bc", &tcp)))
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BC = "\b";
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if (!(DN = tgetstr("dn", &tcp)))
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DN = "\n";
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if (!(ND = tgetstr("nd", &tcp)))
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ND = " ";
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#ifdef TIOCGWINSZ
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if (ioctl(fileno(stdout), TIOCGWINSZ, &ws) != -1 &&
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ws.ws_col && ws.ws_row) {
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cols = ws.ws_col;
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lines = ws.ws_row;
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} else
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#endif
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{
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if ((cols = tgetnum("co")) == -1)
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cols = 80;
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if ((lines = tgetnum("li")) == -1)
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lines = 24;
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}
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cols -= 4;
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lines -= 4;
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TE = tgetstr("te", &tcp);
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TI = tgetstr("ti", &tcp);
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UP = tgetstr("up", &tcp);
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if (!(LL = tgetstr("ll", &tcp))) {
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if (!(LL = malloc((u_int)10))) {
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fprintf(stderr, "%s: out of space.\n", *argv);
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while ((ch = getopt(argc, argv, "d:h")) != -1)
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switch (ch) {
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case 'd':
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if ((delay = (unsigned int)strtoul(optarg, (char **)NULL, 10)) < 1
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|| delay > 1000)
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errx(1, "invalid delay (1-1000)");
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delay *= 1000; /* ms -> us */
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break;
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case 'h':
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default:
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(void)fprintf(stderr, "usage: rain [-d delay]\n");
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exit(1);
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}
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(void)strcpy(LL, tgoto(CM, 0, 23));
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}
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initscr();
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leaveok(stdscr, TRUE);
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cols = COLS - 4;
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lines = LINES - 4;
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(void)signal(SIGHUP, onsig);
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(void)signal(SIGINT, onsig);
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(void)signal(SIGQUIT, onsig);
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(void)signal(SIGSTOP, onsig);
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(void)signal(SIGTSTP, onsig);
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(void)signal(SIGTERM, onsig);
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tcgetattr(1, &sg);
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old_tty = sg;
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sg.c_iflag &= ~ICRNL;
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sg.c_oflag &= ~ONLCR;
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sg.c_lflag &= ~ECHO;
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tcsetattr(1, TCSADRAIN, &sg);
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if (TI)
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tputs(TI, 1, fputchar);
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tputs(tgetstr("cl", &tcp), 1, fputchar);
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(void)fflush(stdout);
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for (j = 4; j >= 0; --j) {
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xpos[j] = random() % cols + 2;
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ypos[j] = random() % lines + 2;
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}
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for (j = 0;;) {
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if (sig_caught) {
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endwin();
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exit(0);
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}
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x = random() % cols + 2;
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y = random() % lines + 2;
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cursor(x, y);
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fputchar('.');
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cursor(xpos[j], ypos[j]);
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fputchar('o');
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mvaddch(y, x, '.');
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mvaddch(ypos[j], xpos[j], 'o');
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if (!j--)
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j = 4;
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cursor(xpos[j], ypos[j]);
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fputchar('O');
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mvaddch(ypos[j], xpos[j], 'O');
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if (!j--)
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j = 4;
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cursor(xpos[j], ypos[j] - 1);
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fputchar('-');
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tputs(DN, 1, fputchar);
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tputs(BC, 1, fputchar);
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tputs(BC, 1, fputchar);
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fputs("|.|", stdout);
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tputs(DN, 1, fputchar);
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tputs(BC, 1, fputchar);
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tputs(BC, 1, fputchar);
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fputchar('-');
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mvaddch(ypos[j] - 1, xpos[j], '-');
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mvaddstr(ypos[j], xpos[j] - 1, "|.|");
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mvaddch(ypos[j] + 1, xpos[j], '-');
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if (!j--)
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j = 4;
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cursor(xpos[j], ypos[j] - 2);
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fputchar('-');
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tputs(DN, 1, fputchar);
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tputs(BC, 1, fputchar);
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tputs(BC, 1, fputchar);
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fputs("/ \\", stdout);
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cursor(xpos[j] - 2, ypos[j]);
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fputs("| O |", stdout);
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cursor(xpos[j] - 1, ypos[j] + 1);
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fputs("\\ /", stdout);
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tputs(DN, 1, fputchar);
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tputs(BC, 1, fputchar);
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tputs(BC, 1, fputchar);
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fputchar('-');
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mvaddch(ypos[j] - 2, xpos[j], '-');
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mvaddstr(ypos[j] - 1, xpos[j] - 1, "/ \\");
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mvaddstr(ypos[j], xpos[j] - 2, "| O |");
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mvaddstr(ypos[j] + 1, xpos[j] - 1, "\\ /");
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mvaddch(ypos[j] + 2, xpos[j], '-');
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if (!j--)
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j = 4;
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cursor(xpos[j], ypos[j] - 2);
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fputchar(' ');
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tputs(DN, 1, fputchar);
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tputs(BC, 1, fputchar);
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tputs(BC, 1, fputchar);
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fputchar(' ');
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tputs(ND, 1, fputchar);
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fputchar(' ');
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cursor(xpos[j] - 2, ypos[j]);
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fputchar(' ');
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tputs(ND, 1, fputchar);
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fputchar(' ');
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tputs(ND, 1, fputchar);
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fputchar(' ');
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cursor(xpos[j] - 1, ypos[j] + 1);
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fputchar(' ');
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tputs(ND, 1, fputchar);
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fputchar(' ');
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tputs(DN, 1, fputchar);
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tputs(BC, 1, fputchar);
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tputs(BC, 1, fputchar);
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fputchar(' ');
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mvaddch(ypos[j] - 2, xpos[j], ' ');
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mvaddstr(ypos[j] - 1, xpos[j] - 1, " ");
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mvaddstr(ypos[j], xpos[j] - 2, " ");
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mvaddstr(ypos[j] + 1, xpos[j] - 1, " ");
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mvaddch(ypos[j] + 2, xpos[j], ' ');
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xpos[j] = x;
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ypos[j] = y;
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(void)fflush(stdout);
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refresh();
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if (delay)
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usleep(delay);
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else
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tcdrain(STDOUT_FILENO);
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}
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}
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void
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onsig(dummy)
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int dummy __attribute__((unused));
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int dummy __attribute__((__unused__));
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{
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tputs(LL, 1, fputchar);
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if (TE)
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tputs(TE, 1, fputchar);
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(void)fflush(stdout);
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tcsetattr(1, TCSADRAIN, &old_tty);
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exit(0);
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}
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int
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fputchar(c)
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int c;
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{
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return putchar(c);
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sig_caught = 1;
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}
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