C++ (Cpp) terminal_get_dimensions Examples

Example #1

MonoBoolean
ves_icall_System_ConsoleDriver_TtySetup (MonoString *keypad, MonoString *teardown, MonoArray **control_chars, int **size)
{
	int dims;

	MONO_ARCH_SAVE_REGS;

	dims = terminal_get_dimensions ();
	if (dims == -1){
		int cols = 0, rows = 0;
				      
		char *str = getenv ("COLUMNS");
		if (str != NULL)
			cols = atoi (str);
		str = getenv ("LINES");
		if (str != NULL)
			rows = atoi (str);

		if (cols != 0 && rows != 0)
			cols_and_lines = (cols << 16) | rows;
		else
			cols_and_lines = -1;
	} else {
		cols_and_lines = dims;
	}
	
	*size = &cols_and_lines;

	/* 17 is the number of entries set in set_control_chars() above.
	 * NCCS is the total size, but, by now, we only care about those 17 values*/
	mono_gc_wbarrier_generic_store (control_chars, (MonoObject*) mono_array_new (mono_domain_get (), mono_defaults.byte_class, 17));
	if (tcgetattr (STDIN_FILENO, &initial_attr) == -1)
		return FALSE;

	mono_attr = initial_attr;
	mono_attr.c_lflag &= ~(ICANON);
	mono_attr.c_iflag &= ~(IXON|IXOFF);
	mono_attr.c_cc [VMIN] = 1;
	mono_attr.c_cc [VTIME] = 0;
	if (tcsetattr (STDIN_FILENO, TCSANOW, &mono_attr) == -1)
		return FALSE;

	set_control_chars (*control_chars, mono_attr.c_cc);
	/* If initialized from another appdomain... */
	if (setup_finished)
		return TRUE;

	keypad_xmit_str = keypad != NULL ? mono_string_to_utf8 (keypad) : NULL;
	
	console_set_signal_handlers ();
	setup_finished = TRUE;
	if (!atexit_called) {
		if (teardown != NULL)
			teardown_str = mono_string_to_utf8 (teardown);

		atexit (tty_teardown);
	}

	return TRUE;
}

Example #2

File: console-unix.c Project: JokerMisfits/linux-packaging-mono

MONO_SIG_HANDLER_FUNC (static, sigwinch_handler)
{
	int dims = terminal_get_dimensions ();
	if (dims != -1)
		cols_and_lines = dims;
	
	// Call previous handler
	if (save_sigwinch.sa_sigaction != NULL &&
	    save_sigwinch.sa_sigaction != (void *)SIG_DFL &&
	    save_sigwinch.sa_sigaction != (void *)SIG_IGN)
		(*save_sigwinch.sa_sigaction) (MONO_SIG_HANDLER_PARAMS);
}

Example #3

static void
sigwinch_handler (int signo, void *the_siginfo, void *data)
{
	int dims = terminal_get_dimensions ();
	if (dims != -1)
		cols_and_lines = dims;
	
	// Call previous handler
	if (save_sigwinch.sa_sigaction != NULL &&
	    save_sigwinch.sa_sigaction != (void *)SIG_DFL &&
	    save_sigwinch.sa_sigaction != (void *)SIG_IGN)
		(*save_sigwinch.sa_sigaction) (signo, the_siginfo, data);
}

Example #4

File: console-unix.c Project: Appercode/mono

MonoBoolean
ves_icall_System_ConsoleDriver_TtySetup (MonoString *keypad, MonoString *teardown, MonoArray **control_chars, int **size)
{
	MonoError error;

	int dims;

	dims = terminal_get_dimensions ();
	if (dims == -1){
		int cols = 0, rows = 0;
				      
		const char *str = g_getenv ("COLUMNS");
		if (str != NULL)
			cols = atoi (str);
		str = g_getenv ("LINES");
		if (str != NULL)
			rows = atoi (str);

		if (cols != 0 && rows != 0)
			cols_and_lines = (cols << 16) | rows;
		else
			cols_and_lines = -1;
	} else {
		cols_and_lines = dims;
	}
	
	*size = &cols_and_lines;

	/* 17 is the number of entries set in set_control_chars() above.
	 * NCCS is the total size, but, by now, we only care about those 17 values*/
	MonoArray *control_chars_arr = mono_array_new_checked (mono_domain_get (), mono_defaults.byte_class, 17, &error);
	if (mono_error_set_pending_exception (&error))
		return FALSE;
	mono_gc_wbarrier_generic_store (control_chars, (MonoObject*) control_chars_arr);
	if (tcgetattr (STDIN_FILENO, &initial_attr) == -1)
		return FALSE;

	mono_attr = initial_attr;
	mono_attr.c_lflag &= ~(ICANON);
	mono_attr.c_iflag &= ~(IXON|IXOFF);
	mono_attr.c_cc [VMIN] = 1;
	mono_attr.c_cc [VTIME] = 0;
#ifdef VDSUSP
	/* Disable C-y being used as a suspend character on OSX */
	mono_attr.c_cc [VDSUSP] = 255;
#endif
	if (tcsetattr (STDIN_FILENO, TCSANOW, &mono_attr) == -1)
		return FALSE;

	set_control_chars (*control_chars, mono_attr.c_cc);
	/* If initialized from another appdomain... */
	if (setup_finished)
		return TRUE;

	keypad_xmit_str = NULL;
	if (keypad != NULL) {
		keypad_xmit_str = mono_string_to_utf8_checked (keypad, &error);
		if (mono_error_set_pending_exception (&error))
			return FALSE;
	}
	
	console_set_signal_handlers ();
	setup_finished = TRUE;
	if (!atexit_called) {
		if (teardown != NULL) {
			teardown_str = mono_string_to_utf8_checked (teardown, &error);
			if (mono_error_set_pending_exception (&error))
				return FALSE;
		}

		mono_atexit (tty_teardown);
	}

	return TRUE;
}