示例#1
0
文件: tset.c 项目: ajinkya93/OpenBSD
int
main(int argc, char **argv)
{
    int ch, noinit, noset, quiet, Sflag, sflag, showterm;
    const char *p;
    const char *ttype;

    if (pledge("stdio rpath wpath tty", NULL) == -1)
	err("pledge: %s", strerror(errno));

    obsolete(argv);
    noinit = noset = quiet = Sflag = sflag = showterm = 0;
    while ((ch = getopt(argc, argv, "a:cd:e:Ii:k:m:np:qQSrsVw")) != -1) {
	switch (ch) {
	case 'c':		/* set control-chars */
	    opt_c = TRUE;
	    break;
	case 'a':		/* OBSOLETE: map identifier to type */
	    add_mapping("arpanet", optarg);
	    break;
	case 'd':		/* OBSOLETE: map identifier to type */
	    add_mapping("dialup", optarg);
	    break;
	case 'e':		/* erase character */
	    terasechar = arg_to_char();
	    break;
	case 'I':		/* no initialization strings */
	    noinit = 1;
	    break;
	case 'i':		/* interrupt character */
	    intrchar = arg_to_char();
	    break;
	case 'k':		/* kill character */
	    tkillchar = arg_to_char();
	    break;
	case 'm':		/* map identifier to type */
	    add_mapping(0, optarg);
	    break;
	case 'n':		/* OBSOLETE: set new tty driver */
	    break;
	case 'p':		/* OBSOLETE: map identifier to type */
	    add_mapping("plugboard", optarg);
	    break;
	case 'Q':		/* don't output control key settings */
	    quiet = 1;
	    break;
	case 'q':		/* display term only */
	    noset = 1;
	    break;
	case 'r':		/* display term on stderr */
	    showterm = 1;
	    break;
	case 'S':		/* OBSOLETE: output TERM & TERMCAP */
	    Sflag = 1;
	    break;
	case 's':		/* output TERM set command */
	    sflag = 1;
	    break;
	case 'V':		/* print curses-version */
	    puts(curses_version());
	    ExitProgram(EXIT_SUCCESS);
	case 'w':		/* set window-size */
	    opt_w = TRUE;
	    break;
	case '?':
	default:
	    usage();
	}
    }

    _nc_progname = _nc_rootname(*argv);
    argc -= optind;
    argv += optind;

    if (argc > 1)
	usage();

    if (!opt_c && !opt_w)
	opt_c = opt_w = TRUE;

    if (GET_TTY(STDERR_FILENO, &mode) < 0)
	failed("standard error");
    can_restore = TRUE;
    original = oldmode = mode;
#ifdef TERMIOS
    ospeed = (NCURSES_OSPEED) cfgetospeed(&mode);
#else
    ospeed = (NCURSES_OSPEED) mode.sg_ospeed;
#endif

    if (!strcmp(_nc_progname, PROG_RESET)) {
	isreset = TRUE;
	reset_mode();
    }

    ttype = get_termcap_entry(*argv);

    if (!noset) {
	tcolumns = columns;
	tlines = lines;

#if HAVE_SIZECHANGE
	if (opt_w) {
	    struct winsize win;
	    /* Set window size if not set already */
	    (void) ioctl(STDERR_FILENO, TIOCGWINSZ, &win);
	    if (win.ws_row == 0 &&
		win.ws_col == 0 &&
		tlines > 0 && tcolumns > 0) {
		win.ws_row = tlines;
		win.ws_col = tcolumns;
		(void) ioctl(STDERR_FILENO, TIOCSWINSZ, &win);
	    }
	}
#endif
	if (opt_c) {
	    set_control_chars();
	    set_conversions();

	    if (!noinit)
		set_init();

	    /* Set the modes if they've changed. */
	    if (memcmp(&mode, &oldmode, sizeof(mode))) {
		SET_TTY(STDERR_FILENO, &mode);
	    }
	}
    }

    /* Get the terminal name from the entry. */
    ttype = _nc_first_name(cur_term->type.term_names);

    if (noset)
	(void) printf("%s\n", ttype);
    else {
	if (showterm)
	    (void) fprintf(stderr, "Terminal type is %s.\n", ttype);
	/*
	 * If erase, kill and interrupt characters could have been
	 * modified and not -Q, display the changes.
	 */
#ifdef TERMIOS
	if (!quiet) {
	    report("Erase", VERASE, CERASE);
	    report("Kill", VKILL, CKILL);
	    report("Interrupt", VINTR, CINTR);
	}
#endif
    }

    if (Sflag)
	err("The -S option is not supported under terminfo.");

    if (sflag) {
	int len;
	char *var;
	char *leaf;
	/*
	 * Figure out what shell we're using.  A hack, we look for an
	 * environmental variable SHELL ending in "csh".
	 */
	if ((var = getenv("SHELL")) != 0
	    && ((len = (int) strlen(leaf = _nc_basename(var))) >= 3)
	    && !strcmp(leaf + len - 3, "csh"))
	    p = "set noglob;\nsetenv TERM %s;\nunset noglob;\n";
	else
	    p = "TERM=%s;\n";
	(void) printf(p, ttype);
    }

    ExitProgram(EXIT_SUCCESS);
}
示例#2
0
int
main(int argc, char **argv)
{
    int ch, noinit, noset, quiet, Sflag, sflag, showterm;
    const char *ttype;
    int terasechar = -1;	/* new erase character */
    int intrchar = -1;		/* new interrupt character */
    int tkillchar = -1;		/* new kill character */
    int my_fd;
    bool opt_c = FALSE;		/* set control-chars */
    bool opt_w = FALSE;		/* set window-size */
    TTY mode, oldmode;

    my_fd = STDERR_FILENO;
    obsolete(argv);
    noinit = noset = quiet = Sflag = sflag = showterm = 0;
    while ((ch = getopt(argc, argv, "a:cd:e:Ii:k:m:p:qQrSsVw")) != -1) {
	switch (ch) {
	case 'c':		/* set control-chars */
	    opt_c = TRUE;
	    break;
	case 'a':		/* OBSOLETE: map identifier to type */
	    add_mapping("arpanet", optarg);
	    break;
	case 'd':		/* OBSOLETE: map identifier to type */
	    add_mapping("dialup", optarg);
	    break;
	case 'e':		/* erase character */
	    terasechar = arg_to_char();
	    break;
	case 'I':		/* no initialization strings */
	    noinit = 1;
	    break;
	case 'i':		/* interrupt character */
	    intrchar = arg_to_char();
	    break;
	case 'k':		/* kill character */
	    tkillchar = arg_to_char();
	    break;
	case 'm':		/* map identifier to type */
	    add_mapping(0, optarg);
	    break;
	case 'p':		/* OBSOLETE: map identifier to type */
	    add_mapping("plugboard", optarg);
	    break;
	case 'Q':		/* don't output control key settings */
	    quiet = 1;
	    break;
	case 'q':		/* display term only */
	    noset = 1;
	    break;
	case 'r':		/* display term on stderr */
	    showterm = 1;
	    break;
	case 'S':		/* OBSOLETE: output TERM & TERMCAP */
	    Sflag = 1;
	    break;
	case 's':		/* output TERM set command */
	    sflag = 1;
	    break;
	case 'V':		/* print curses-version */
	    puts(curses_version());
	    ExitProgram(EXIT_SUCCESS);
	case 'w':		/* set window-size */
	    opt_w = TRUE;
	    break;
	case '?':
	default:
	    usage();
	}
    }

    _nc_progname = _nc_rootname(*argv);
    argc -= optind;
    argv += optind;

    if (argc > 1)
	usage();

    if (!opt_c && !opt_w)
	opt_c = opt_w = TRUE;

    my_fd = save_tty_settings(&mode, TRUE);
    oldmode = mode;
#ifdef TERMIOS
    ospeed = (NCURSES_OSPEED) cfgetospeed(&mode);
#else
    ospeed = (NCURSES_OSPEED) mode.sg_ospeed;
#endif

    if (same_program(_nc_progname, PROG_RESET)) {
	reset_start(stderr, TRUE, FALSE);
	reset_tty_settings(my_fd, &mode);
    } else {
	reset_start(stderr, FALSE, TRUE);
    }

    ttype = get_termcap_entry(my_fd, *argv);

    if (!noset) {
#if HAVE_SIZECHANGE
	if (opt_w) {
	    set_window_size(my_fd, &lines, &columns);
	}
#endif
	if (opt_c) {
	    set_control_chars(&mode, terasechar, intrchar, tkillchar);
	    set_conversions(&mode);

	    if (!noinit) {
		if (send_init_strings(my_fd, &oldmode)) {
		    (void) putc('\r', stderr);
		    (void) fflush(stderr);
		    (void) napms(1000);		/* Settle the terminal. */
		}
	    }

	    update_tty_settings(&oldmode, &mode);
	}
    }

    if (noset) {
	(void) printf("%s\n", ttype);
    } else {
	if (showterm)
	    (void) fprintf(stderr, "Terminal type is %s.\n", ttype);
	/*
	 * If erase, kill and interrupt characters could have been
	 * modified and not -Q, display the changes.
	 */
	if (!quiet) {
	    print_tty_chars(&oldmode, &mode);
	}
    }

    if (Sflag)
	err("The -S option is not supported under terminfo.");

    if (sflag) {
	print_shell_commands(ttype);
    }

    ExitProgram(EXIT_SUCCESS);
}