C++ ExitProgram函数代码示例

/*
 * This demonstrates the Cdk preprocess feature.
 */
int main (void)
{
   /* *INDENT-EQLS* */
   CDKSCREEN *cdkscreen = 0;
   CDKENTRY *widget     = 0;
   const char *title    = "<C>Type in anything you want\n<C>but the dreaded letter </B>G<!B>!";
   char *info;
   const char *mesg[10];
   char temp[256];

   cdkscreen = initCDKScreen (NULL);

   /* Start CDK colors. */
   initCDKColor ();

   /* Create the entry field widget. */
   widget = newCDKEntry (cdkscreen, CENTER, CENTER,
			 title, 0, A_NORMAL, '.', vMIXED,
			 40, 0, 256, TRUE, FALSE);

   /* Is the widget null? */
   if (widget == 0)
   {
      /* Clean up. */
      destroyCDKScreen (cdkscreen);
      endCDK ();

      printf ("Cannot create the entry box. Is the window too small?\n");
      ExitProgram (EXIT_FAILURE);
   }

   setCDKEntryPreProcess (widget, entryPreProcessCB, 0);

   /* Activate the entry field. */
   info = activateCDKEntry (widget, 0);

   /* Tell them what they typed. */
   if (widget->exitType == vESCAPE_HIT)
   {
      mesg[0] = "<C>You hit escape. No information passed back.";
      mesg[1] = "",
	 mesg[2] = "<C>Press any key to continue.";
      popupLabel (cdkscreen, (CDK_CSTRING2)mesg, 3);
   }
   else if (widget->exitType == vNORMAL)
   {
      mesg[0] = "<C>You typed in the following";
      sprintf (temp, "<C>(%.*s)", (int)(sizeof (temp) - 20), info);
      mesg[1] = temp;
      mesg[2] = "";
      mesg[3] = "<C>Press any key to continue.";
      popupLabel (cdkscreen, (CDK_CSTRING2)mesg, 4);
   }

   /* Clean up and exit. */
   destroyCDKEntry (widget);
   destroyCDKScreen (cdkscreen);
   endCDK ();
   ExitProgram (EXIT_SUCCESS);
}

int main(int argc, char **argv)
{
   /* Declare variables. */
   CDKSCREEN	*cdkscreen;
   CDKLABEL	*demo;
   WINDOW	*cursesWin;
   char		*mesg[4];

   CDK_PARAMS params;

   CDKparseParams(argc, argv, &params, CDK_MIN_PARAMS);

   /* Set up CDK. */
   cursesWin = initscr();
   cdkscreen = initCDKScreen (cursesWin);

   /* Start CDK Colors. */
   initCDKColor();

   /* Set the labels up. */
   mesg[0] = "</5><#UL><#HL(30)><#UR>";
   mesg[1] = "</5><#VL(10)>Hello World!<#VL(10)>";
   mesg[2] = "</5><#LL><#HL(30)><#LR>";

   /* Declare the labels. */
   demo = newCDKLabel (cdkscreen,
		       CDKparamValue(&params, 'X', CENTER),
		       CDKparamValue(&params, 'Y', CENTER),
		       mesg, 3,
		       CDKparamValue(&params, 'N', TRUE),
		       CDKparamValue(&params, 'S', TRUE));

   setCDKLabelBackgroundAttrib (demo, COLOR_PAIR(2));

   /* Is the label null? */
   if (demo == 0)
   {
      /* Clean up the memory. */
      destroyCDKScreen (cdkscreen);

      /* End curses... */
      endCDK();

      /* Spit out a message. */
      printf ("Oops. Can't seem to create the label. Is the window too small?\n");
      ExitProgram (EXIT_FAILURE);
   }

   /* Draw the CDK screen. */
   refreshCDKScreen (cdkscreen);
   waitCDKLabel (demo, ' ');

   /* Clean up. */
   destroyCDKLabel (demo);
   destroyCDKScreen (cdkscreen);
   endCDK();
   ExitProgram (EXIT_SUCCESS);
}

static void
do_options(int c, char *op[])
{
    register int i;

    if (c > 1) {
	for (i = 1; i < c; i++) {
	    switch (op[i][0]) {
	    default:
	    case '?':
		(void) fprintf(stderr, "Usage: battle [-s | -b] [-c]\n");
		(void) fprintf(stderr, "\tWhere the options are:\n");
		(void) fprintf(stderr, "\t-s : play a salvo game\n");
		(void) fprintf(stderr, "\t-b : play a blitz game\n");
		(void) fprintf(stderr, "\t-c : ships may be adjacent\n");
		ExitProgram(EXIT_FAILURE);
		break;
	    case '-':
		switch (op[i][1]) {
		case 'b':
		    blitz = 1;
		    if (salvo == 1) {
			(void) fprintf(stderr,
				       "Bad Arg: -b and -s are mutually exclusive\n");
			ExitProgram(EXIT_FAILURE);
		    }
		    break;
		case 's':
		    salvo = 1;
		    if (blitz == 1) {
			(void) fprintf(stderr,
				       "Bad Arg: -s and -b are mutually exclusive\n");
			ExitProgram(EXIT_FAILURE);
		    }
		    break;
		case 'c':
		    closepack = 1;
		    break;
		default:
		    (void) fprintf(stderr,
				   "Bad arg: type \"%s ?\" for usage message\n",
				   op[0]);
		    ExitProgram(EXIT_FAILURE);
		}
	    }
	}
    }
}

static void
usage(void)
{
#define SKIP(s)			/* nothing */
#define KEEP(s) s "\n"
    static const char msg[] =
    {
	KEEP("")
	KEEP("Options:")
	SKIP("  -a arpanet  (obsolete)")
	KEEP("  -c          set control characters")
	SKIP("  -d dialup   (obsolete)")
	KEEP("  -e ch       erase character")
	KEEP("  -I          no initialization strings")
	KEEP("  -i ch       interrupt character")
	KEEP("  -k ch       kill character")
	KEEP("  -m mapping  map identifier to type")
	SKIP("  -p plugboard (obsolete)")
	KEEP("  -Q          do not output control key settings")
	KEEP("  -q          display term only, do no changes")
	KEEP("  -r          display term on stderr")
	SKIP("  -S          (obsolete)")
	KEEP("  -s          output TERM set command")
	KEEP("  -V          print curses-version")
	KEEP("  -w          set window-size")
	KEEP("")
	KEEP("If neither -c/-w are given, both are assumed.")
    };
#undef KEEP
#undef SKIP
    (void) fprintf(stderr, "Usage: %s [options] [terminal]\n", _nc_progname);
    fputs(msg, stderr);
    ExitProgram(EXIT_FAILURE);
    /* NOTREACHED */
}

/*
**	bye_kids(exit-condition)
**
**	Shutdown the terminal, clear the signals, and exit
*/
void
bye_kids(int n)
{				/* reset the tty and exit */
	ignoresig();
	if (send_reset_init) {
		if (exit_ca_mode) {
			tc_putp(exit_ca_mode);
		}
		if (initial_stty_query(TTY_XON_XOFF)) {
			if (enter_xon_mode) {
				tc_putp(enter_xon_mode);
			}
		} else if (exit_xon_mode) {
			tc_putp(exit_xon_mode);
		}
	}
	if (debug_fp) {
		fclose(debug_fp);
	}
	if (log_fp) {
		fclose(log_fp);
	}
	tty_reset();
	fclose(stdin);
	fclose(stdout);
	fclose(stderr);
	if (not_a_tty)
		sleep(1);
	ExitProgram(n);
}

int
main(int argc, char *argv[])
{
    WINDOW *stsbox;
    WINDOW *stswin;

    setlocale(LC_ALL, "");

    if (argc < 2) {
	fprintf(stderr, "usage: %s file\n", argv[0]);
	return EXIT_FAILURE;
    }

    initscr();

    test_set_escdelay();
    test_set_tabsize();

    stsbox = derwin(stdscr, BASE_Y, COLS, 0, 0);
    box(stsbox, 0, 0);
    wnoutrefresh(stsbox);

    stswin = derwin(stsbox, BASE_Y - 2, COLS - 2, 1, 1);
    keypad(stswin, TRUE);

    test_opaque(1, argv, stswin);

    endwin();
    ExitProgram(EXIT_SUCCESS);
}

static void
die(int onsig)
{
    (void) signal(onsig, SIG_IGN);
    endwin();
    ExitProgram(EXIT_SUCCESS);
}

int
main(int argc, char *argv[])
{
    WINDOW *chrbox;
    WINDOW *chrwin;
    WINDOW *strwin;

    setlocale(LC_ALL, "");

    if (argc < 2) {
	fprintf(stderr, "usage: %s file\n", argv[0]);
	return EXIT_FAILURE;
    }

    initscr();

    chrbox = derwin(stdscr, BASE_Y, COLS, 0, 0);
    box(chrbox, 0, 0);
    wnoutrefresh(chrbox);

    chrwin = derwin(chrbox, 1, COLS - 2, 1, 1);
    strwin = derwin(chrbox, 4, COLS - 2, 2, 1);

    test_inchs(1, argv, chrwin, strwin);

    endwin();
    ExitProgram(EXIT_SUCCESS);
}

static void
failed(const char *msg)
{
    perror(msg);
    cleanup();
    ExitProgram(EXIT_FAILURE);
}

static void
failed(const char *s)
{
    perror(s);
    endwin();
    ExitProgram(EXIT_FAILURE);
}

static void
usage(void)
{
    static const char *msg[] =
    {
	"Usage: demo_terminfo [options] [terminal]",
	"",
	"If no options are given, print all (boolean, numeric, string)",
	"capabilities for the given terminal, using short names.",
	"",
	"Options:",
	" -b       print boolean-capabilities",
	" -f       print full names",
	" -n       print numeric-capabilities",
	" -r COUNT repeat for given count",
	" -s       print string-capabilities",
#ifdef NCURSES_VERSION
	" -x       print extended capabilities",
#endif
    };
    unsigned n;
    for (n = 0; n < SIZEOF(msg); ++n) {
	fprintf(stderr, "%s\n", msg[n]);
    }
    ExitProgram(EXIT_FAILURE);
}

static void
onsig(int n GCC_UNUSED)
{
    interrupted = TRUE;
    cleanup();
    ExitProgram(EXIT_FAILURE);
}

static void
onsig(int n GCC_UNUSED)
{
    curs_set(1);
    endwin();
    ExitProgram(EXIT_FAILURE);
}

int
main(int argc, char *argv[])
{
    int ch;
    char buffer[80];
    attr_t underline;
    bool i_option = FALSE;

    setlocale(LC_ALL, "");

    while ((ch = getopt(argc, argv, "i")) != -1) {
	switch (ch) {
	case 'i':
	    i_option = TRUE;
	    break;
	default:
	    usage();
	}
    }

    printf("starting filter program using %s...\n",
	   i_option ? "initscr" : "newterm");
    filter();
    if (i_option) {
	initscr();
    } else {
	(void) newterm((char *) 0, stdout, stdin);
    }
    cbreak();
    keypad(stdscr, TRUE);

    if (has_colors()) {
	int background = COLOR_BLACK;
	start_color();
#if HAVE_USE_DEFAULT_COLORS
	if (use_default_colors() != ERR)
	    background = -1;
#endif
	init_pair(1, COLOR_CYAN, (short) background);
	underline = (attr_t) COLOR_PAIR(1);
    } else {
	underline = A_UNDERLINE;
    }

    while (new_command(buffer, sizeof(buffer) - 1, underline) != ERR
	   && strlen(buffer) != 0) {
	reset_shell_mode();
	printf("\n");
	fflush(stdout);
	IGNORE_RC(system(buffer));
	reset_prog_mode();
	touchwin(stdscr);
	erase();
	refresh();
    }
    printw("done");
    refresh();
    endwin();
    ExitProgram(EXIT_SUCCESS);
}

int
main(int argc, char *argv[])
{
    int n;
    int repeat;
    char *name;
    int r_opt = 1;

    while ((n = getopt(argc, argv, "bfnr:sx")) != -1) {
	switch (n) {
	case 'b':
	    b_opt = TRUE;
	    break;
	case 'f':
	    f_opt = TRUE;
	    break;
	case 'n':
	    n_opt = TRUE;
	    break;
	case 'r':
	    if ((r_opt = atoi(optarg)) <= 0)
		usage();
	    break;
	case 's':
	    s_opt = TRUE;
	    break;
#ifdef NCURSES_VERSION
	case 'x':
	    x_opt = TRUE;
	    use_extended_names(TRUE);
	    break;
#endif
	default:
	    usage();
	    break;
	}
    }

    if (!(b_opt || n_opt || s_opt || x_opt)) {
	b_opt = TRUE;
	n_opt = TRUE;
	s_opt = TRUE;
    }

    for (repeat = 0; repeat < r_opt; ++repeat) {
	if (optind < argc) {
	    for (n = optind; n < argc; ++n) {
		demo_terminfo(argv[n]);
	    }
	} else if ((name = getenv("TERM")) != 0) {
	    demo_terminfo(name);
	} else {
	    static char dumb[] = "dumb";
	    demo_terminfo(dumb);
	}
    }

    ExitProgram(EXIT_SUCCESS);
}