Exemplo n.º 1
0
void interactive_pipe_all_tagged(char *prefill) {
  char *s;
  email_count_t i;
  FILE *pipe;

  if( (s = get_input_line("Send TAGGED emails to command: ", prefill)) ) { 

    if( s[0] != '\0' ) {
      disp.delay_sigwinch = 1;
      SLsmg_suspend_smg();
      
      for(i = 0; i < emails.num_emails; i++) {
	if( emails.list[i].state & (1<<STATE_TAGGED) ) {
	  if( (pipe = popen(s, "w")) ) {
	    pipe_single_email(&emails.list[i], pipe);
	    pclose(pipe);
	  }
	}
      }
      
      SLsmg_resume_smg();
      disp.delay_sigwinch = 0;
    }
    
    free(s);
  }
}
Exemplo n.º 2
0
static void smg_resume_smg (void)
{
   if (Smg_Initialized != -1)
     return;

   (void) SLsmg_resume_smg ();
   Smg_Initialized = 1;
}
Exemplo n.º 3
0
/*
 * Suspend / Resume
 */
static errr Term_xtra_sla_alive(int v)
{
	/* Suspend */
	if (!v)
	{
		/* Oops */
		if (!slang_on) return (1);

		/* We are now off */
		slang_on = FALSE;

		/* Block further signals, so double signals wont confuse us */
		SLsig_block_signals();

		/* Shut down (temporarily) */
		if (SLsmg_suspend_smg() < 0)
			quit("Could not save S-Lang state");
		SLang_reset_tty();

		/* Done with blocking */
		SLsig_unblock_signals();
	}

	/* Resume */
	else
	{
		/* Oops */
		if (slang_on) return (1);

		/* Block further signals, so double signals wont confuse us */
		SLsig_block_signals();

		/* Initialize, check for errors */
		if (SLang_init_tty(-1, TRUE, 0) == -1)
		    quit("S-Lang re-initialization failed");

#ifdef HANDLE_SIGNALS
		/* Allow keyboard generated suspend signal (on Unix, ^Z) */
		SLtty_set_suspend_state(TRUE);
#endif

		/* Restore the and screen and screen management state */
		if (SLsmg_resume_smg() == -1)
		{
		    SLang_reset_tty();
		    quit("Could not get back virtual display memory");
		}

		/* Done with blocking */
		SLsig_unblock_signals();

		/* Note that we are on */
		slang_on = TRUE;
	}

	/* Success */
	return (0);
}
Exemplo n.º 4
0
static void sigtstp_handler (int sig)
{
   sig = errno;

   SLsmg_suspend_smg ();

   if (TTY_State)
     SLang_reset_tty ();

   kill(getpid(),SIGSTOP);

   SLsmg_resume_smg ();

   if (TTY_State) init_tty (TTY_State - 1);

   signal (SIGTSTP, sigtstp_handler);
   errno = sig;
}
Exemplo n.º 5
0
void view_current_email() {
  FILE *pipe;
  char *pager;

  disp.delay_sigwinch = 1;
  SLsmg_suspend_smg();

  if( !(pager = getenv("PAGER")) ) {
    pager = "less";
  }

  if( (pipe = popen(pager, "w")) ) {
    pipe_single_email(emails.llist[disp.first_visible + disp.highlighted], pipe);
    pclose(pipe);
  }

  SLsmg_resume_smg();
  disp.delay_sigwinch = 0;
}
Exemplo n.º 6
0
int SLcurses_wnoutrefresh (SLcurses_Window_Type *w)
{
   unsigned int len;
   unsigned int r, c;
   unsigned int i, imax;

   if (SLcurses_Is_Endwin)
     {
	if (TTY_State) init_tty (TTY_State - 1);
       	SLsmg_resume_smg ();
	SLcurses_Is_Endwin = 0;
     }

   if (w == NULL)
     {
	SLsmg_refresh ();
	return -1;
     }

   if (w->modified == 0)
     return 0;

   r = w->_begy;
   c = w->_begx;

   len = w->ncols;
   imax = w->nrows;

   for (i = 0; i < imax; i++)
     {
	SLsmg_gotorc (r, c);
	write_color_chars (w->lines[i], len);
	r++;
     }

   if (w->has_box)
     SLsmg_draw_box(w->_begy, w->_begx, w->nrows, w->ncols);

   SLsmg_gotorc (w->_begy + w->_cury, w->_begx + w->_curx);
   w->modified = 0;
   return 0;
}
Exemplo n.º 7
0
void interactive_pipe_current(char *prefill) {
  char *s;
  FILE *pipe;
  mbox_item *what;

  if( (s = get_input_line("Send current email to command: ", prefill)) ) { 

    if( s[0] != '\0' ) {
      disp.delay_sigwinch = 1;
      SLsmg_suspend_smg();

      if( (pipe = popen(s, "w")) ) {
	what = emails.llist[disp.first_visible + disp.highlighted];
	pipe_single_email(what, pipe);
	pclose(pipe);
      }

      SLsmg_resume_smg();
      disp.delay_sigwinch = 0;
    }

    free(s);
  }
}
Exemplo n.º 8
0
/**
 *  @brief Return after suspension.
 *  @return 0 on success.
 */
int newtResume(void) {
    SLsmg_resume_smg ();
    SLsmg_refresh();
    return SLang_init_tty(0, 0, 0);
}
Exemplo n.º 9
0
static int sl_output(int port, char *buf, int len)
{
    int x,y,z,v,w;
    char *str, *t1, *t2, *t3;
    int ret;
    char ch;


    /* check for signals */

    if (signal_cought != 0) {  /* async out signal */
	char xxx[5];

	xxx[0] = 0;
	put_int32(signal_cought, xxx+1);
	driver_output(port, xxx, 5);
	signal_cought = 0;
    }

    switch (*buf++) {
    case INIT_TTY: {
	int abort_char, flow_ctl, opost;
	abort_char = get_int32(buf); buf+=4;
	flow_ctl = get_int32(buf); buf+= 4;
	opost = get_int32(buf); buf+= 4;
	ret = SLang_init_tty (abort_char,flow_ctl, opost);
	return ret_int(port, ret);
    }
    
    case SET_ABORT_FUNCTION: {
	SLang_set_abort_signal (NULL);
	return ret_int(port, 0);
    }
    case GETKEY: {
	unsigned int key;
	if (SLang_input_pending (0) == 0) {
	    wait_for = GETKEY;
	    driver_select(port, 0, DO_READ, 1);
	    return 0;
	}
	x = SLang_getkey ();
	return ret_int(port, x);
    }
    /* read a symbol */
    case KP_GETKEY: {
	if (SLang_input_pending (0) == 0) {
	    wait_for = KP_GETKEY;
	    driver_select(port, 0, DO_READ, 1);
	    return 0;
	}
	x = SLkp_getkey ();
	return ret_int(port, x);
    }
    case UNGETKEY: {
	unsigned char  key =  (unsigned char) *buf;
	SLang_ungetkey (key); 
	return 0;
    }
    case RESET_TTY: {
	SLang_reset_tty();
	return 0;
    }
    case KP_INIT: {
	return ret_int(port, SLkp_init ());
    }
    case SETVAR: {
	x = get_int32(buf);buf+= 4;
	y = get_int32(buf);
	switch (x) {
	case  esl_baud_rate:
	    SLang_TT_Baud_Rate = y; return 0;
	case esl_read_fd:
	    return 0;
	case esl_abort_char:
	    SLang_Abort_Char = y; return 0;
	case esl_ignore_user_abort:
	    SLang_Ignore_User_Abort=y; return 0;
	case esl_input_buffer_len :
	    SLang_Input_Buffer_Len=y; return 0;
	case  esl_keyboard_quit:
	    SLKeyBoard_Quit=y; return 0;
	case esl_last_key_char:
	    SLang_Last_Key_Char=y; return 0;
	case esl_rl_eof_char:
	    SLang_RL_EOF_Char=y; return 0;
	case esl_rline_quit:
	    SLang_Rline_Quit=y; return 0;
	case esl_screen_rows:
	case  esl_screen_cols :
	    return 0;
	case esl_tab_width:
	    SLsmg_Tab_Width=y; return 0;
	case  esl_newline_behaviour:
	    SLsmg_Newline_Behavior=y; return 0;
	case esl_error:
	    SLang_Error=y; return 0;
	case esl_version:
	    return 0;
	case  esl_backspace_moves :
	    SLsmg_Backspace_Moves=y; return 0;
	case esl_display_eight_bit:
	    SLsmg_Display_Eight_Bit=y; return 0;
	default:
	    return 0;
	}
    }

    case GETVAR: {
	x = get_int32(buf);
	switch (x) {
	case  esl_baud_rate:
	    return ret_int(port, SLang_TT_Baud_Rate);
	case esl_read_fd:
	    return ret_int(port,  SLang_TT_Read_FD);
	case esl_abort_char:
	    return (ret_int(port, SLang_Abort_Char));
	case esl_ignore_user_abort:
	    return ret_int(port, SLang_Ignore_User_Abort);
	case esl_input_buffer_len :
	    return ret_int(port, SLang_Input_Buffer_Len);
	case  esl_keyboard_quit:
	    return ret_int(port, SLKeyBoard_Quit);
	case esl_last_key_char:
	    return ret_int(port, SLang_Last_Key_Char);
	case esl_rl_eof_char:
	    return ret_int(port, SLang_RL_EOF_Char);
	case esl_rline_quit:
	    return ret_int(port, SLang_Rline_Quit);
	case esl_screen_rows:
	    return ret_int(port, SLtt_Screen_Rows);
	case  esl_screen_cols :
	    return ret_int(port, SLtt_Screen_Cols);
	case esl_tab_width:
	    return ret_int(port, SLsmg_Tab_Width);
	case  esl_newline_behaviour:
	    return ret_int(port, SLsmg_Newline_Behavior);
	case esl_error:
	    return ret_int(port, SLang_Error);
	case esl_version:
	    return ret_int(port, SLang_Version); 
	case  esl_backspace_moves :
	    return ret_int(port, SLsmg_Backspace_Moves);
	case esl_display_eight_bit:
	    return  ret_int(port, SLsmg_Display_Eight_Bit);
	default:
	    return ret_int(port, -1);
	}
    }
	    


    /*{{{ SLsmg Screen Management Functions */


    
    case SMG_FILL_REGION: {
	x = get_int32(buf); buf+= 4;
	y =  get_int32(buf); buf+= 4;
	z = get_int32(buf); buf+= 4;
	v = get_int32(buf); buf+= 4;
	ch = *buf;
	SLsmg_fill_region(x, y,z,v,ch);
	return 0;
    }			  
    case SMG_SET_CHAR_SET: {
	x = get_int32(buf); buf+= 4;
	SLsmg_set_char_set(x);
	return 0;
    }			
    case SMG_SUSPEND_SMG: {
	return ret_int(port, SLsmg_suspend_smg());
    }				  
    case SMG_RESUME_SMG: {
	ret_int(port, SLsmg_resume_smg());
    }				     
    case SMG_ERASE_EOL: {
	SLsmg_erase_eol();
	return 0;
    }					
    case SMG_GOTORC: {
	x = get_int32(buf); buf+= 4;
	y = get_int32(buf); buf+= 4;
	SLsmg_gotorc(x,  y);
	return 0;
    }					 
    case SMG_ERASE_EOS: {
	SLsmg_erase_eos();
	return 0;
    }						
    case SMG_REVERSE_VIDEO: {
	SLsmg_reverse_video();
	return 0;
    }							
    case SMG_SET_COLOR: {
	x = get_int32(buf); buf+= 4;
	SLsmg_set_color(x);
	return 0;
    }							
    case SMG_NORMAL_VIDEO: {
	SLsmg_normal_video();
	return 0;
    }							
    case SMG_WRITE_STRING: {
	SLsmg_write_string(buf);
	return 0;
    }									   
    case SMG_WRITE_CHAR: {
	ch = *buf;
	SLsmg_write_char(ch);
	return 0;
    }
    case SMG_WRITE_WRAPPED_STRING: {
	t1 = buf;
	buf += strlen(t1) + 1;
	x = get_int32(buf); buf+= 4;
	y = get_int32(buf); buf+= 4;
	z = get_int32(buf); buf+= 4;
	v = get_int32(buf); buf+= 4;
	w = get_int32(buf); buf+= 4;
	SLsmg_write_wrapped_string(t1, x,y,z,v,w);
	return 0;
    }												   
    case SMG_CLS: {
	SLsmg_cls();
	return 0;
    }									
    case SMG_REFRESH: {
	SLsmg_refresh();
	return 0;
    }										
    case SMG_TOUCH_LINES: {
	x = get_int32(buf); buf+= 4;
	y = get_int32(buf); buf+= 4;
	SLsmg_touch_lines(x, y);
	return 0;
    }											
    case SMG_TOUCH_SCREEN: {
#if (SLANG_VERSION < 10400 )
	return ret_int(port, -1);
#else
	SLsmg_touch_screen();
#endif
	return 0;
    }													   
    case SMG_INIT_SMG: {
	return ret_int(port,  SLsmg_init_smg());
    }													   
    case SMG_REINIT_SMG: {
#if (SLANG_VERSION < 10400 )
	return ret_int(port, -1);
#else
	return ret_int(port, SLsmg_reinit_smg());
#endif
    }														 
    case SMG_RESET_SMG: {
	SLsmg_reset_smg();
	return 0;
    }														    
    case SMG_CHAR_AT: {
	return ret_int(port, SLsmg_char_at());
    }														     
    case SMG_SET_SCREEN_START: {
	int *ip1, *ip2;
	*ip1 = get_int32(buf); buf+= 4;
	*ip2 = get_int32(buf); buf+= 4;

	SLsmg_set_screen_start(ip1, ip2);
	return ret_int_int(port, *ip1, *ip2);
    }
    case SMG_DRAW_HLINE: {
	x = get_int32(buf); buf+= 4;
	SLsmg_draw_hline(x);
	return 0;
    }																 
    case SMG_DRAW_VLINE: {
	x = get_int32(buf); buf+= 4;
	SLsmg_draw_vline(x);
	return 0;
    }																     
    case SMG_DRAW_OBJECT: {
	x = get_int32(buf); buf+= 4;
	y = get_int32(buf); buf+= 4;
	x = get_int32(buf); buf+= 4;
	SLsmg_draw_object(x, y,z);
	return 0;
    }																	  
    case SMG_DRAW_BOX: {
	x = get_int32(buf); buf+= 4;
	y = get_int32(buf); buf+= 4;
	z = get_int32(buf); buf+= 4;
	v = get_int32(buf); buf+= 4;
	SLsmg_draw_box(x, y,z,v);
	return 0;
    }																	   
    case SMG_GET_COLUMN: {
	return ret_int(port, SLsmg_get_column());
    }																		
    case SMG_GET_ROW: {
	return ret_int(port, SLsmg_get_row());
    }		

    case SMG_FORWARD: {
	x = get_int32(buf); buf+= 4;
	SLsmg_forward(x);
	return 0;
    }							
    case SMG_WRITE_COLOR_CHARS: {
	SLsmg_Char_Type * sl;
	sl = decode_smg_char_type(&buf);
	x = get_int32(buf); buf+= 4;
	SLsmg_write_color_chars(sl, x);
	return 0;
    }		
    case SMG_READ_RAW: {
	x = get_int32(buf); buf+= 4;
	t1 = malloc((2*x) + 2 + 1);
	y = SLsmg_read_raw((unsigned short*)t1 +1, x);
	t1[1] = 1;
	driver_output(port, t1, y+1);
	free(t1);
	return 0;
    }
    case SMG_WRITE_RAW: {
	SLsmg_Char_Type * sl;
	sl = decode_smg_char_type(&buf);
	x = get_int32(buf); 
	y = SLsmg_write_raw(sl, x);
	return ret_int(port, y);
    }																				
    case SMG_SET_COLOR_IN_REGION: {
	x = get_int32(buf); buf+= 4;
	y = get_int32(buf); buf+= 4;
	z = get_int32(buf); buf+= 4;
	v = get_int32(buf); buf+= 4;
	w = get_int32(buf); buf+= 4;
	SLsmg_set_color_in_region(x, y,z,v,w);
	return 0;
    }																				
    
    




    /* all the tt_functions  */

    case TT_FLUSH_OUTPUT: {
	ret = SLtt_flush_output();
	return ret_int(port, ret);
    }
    case TT_SET_SCROLL_REGION: {

	x = get_int32(buf); buf+=4;
	y = get_int32(buf); buf+=4;
	SLtt_set_scroll_region(x, y);
	return 0;
    }
    case TT_RESET_SCROLL_REGION: {
	SLtt_reset_scroll_region();
	return 0;
    }
    case TT_REVERSE_VIDEO: {
	SLtt_reverse_video (get_int32(buf));
	return 0;
    }
    case TT_BOLD_VIDEO: {
	SLtt_begin_insert();
	return 0;
    }
    case TT_BEGIN_INSERT: {
	SLtt_begin_insert();
	return 0;
    }
    case TT_END_INSERT: {
	SLtt_end_insert();
	return 0;
    }
    case TT_DEL_EOL: {
	SLtt_del_eol();
	return 0;
    }
    case TT_GOTO_RC: {
	x = get_int32(buf); buf+=4;
	y = get_int32(buf); buf+=4;
	SLtt_goto_rc (x, y);
	return 0;
    }
    case TT_DELETE_NLINES: {
	SLtt_delete_nlines(get_int32(buf));
	return 0;
    }
    case TT_DELETE_CHAR: {
	SLtt_delete_char();
	return 0;
    }
    case TT_ERASE_LINE: {
	SLtt_erase_line();
	return 0;
    }
    case TT_NORMAL_VIDEO: {
	SLtt_normal_video();
	return 0;
    }
    case TT_CLS: {
	SLtt_cls();
	return 0;
    }
    case TT_BEEP: {
	SLtt_beep();
	return 0;
    }
    case TT_REVERSE_INDEX: {
	SLtt_reverse_index(get_int32(buf));
	return 0;
    }
    case TT_SMART_PUTS: {
	SLsmg_Char_Type *t1 ;
	SLsmg_Char_Type *t2;

	t1 = decode_smg_char_type(&buf);
	t2 = decode_smg_char_type(&buf);
	x = get_int32(buf); buf+=4;
	y = get_int32(buf); buf+=4;
	SLtt_smart_puts(t1, t2,x,y);
	return 0;
    }
    case TT_WRITE_STRING: {
	SLtt_write_string (buf);
	return 0;
    }
    case TT_PUTCHAR: {
	SLtt_putchar((char) get_int32(buf));
	return 0;
    }
    case TT_INIT_VIDEO: {
	ret = SLtt_init_video ();
	return ret_int(port, ret);	
    }
    case TT_RESET_VIDEO: {
	SLtt_reset_video ();
	return 0;
    }
    case TT_GET_TERMINFO: {
	SLtt_get_terminfo();
	return 0;
    }
    case TT_GET_SCREEN_SIZE: {
	SLtt_get_screen_size ();
	return 0;
    }
    case TT_SET_CURSOR_VISIBILITY: {
	ret = SLtt_set_cursor_visibility (get_int32(buf));
	return ret_int(port, ret);	
    }
    case TT_SET_MOUSE_MODE: {
	x = get_int32(buf); buf+=4;
	y = get_int32(buf); buf+=4;
	ret = SLtt_set_mouse_mode (x,y);
	return ret_int(port, ret);	
    }

    case TT_INITIALIZE: {
	ret =SLtt_initialize (buf);
	return ret_int(port, ret);	
    }
    case TT_ENABLE_CURSOR_KEYS: {
	SLtt_enable_cursor_keys();
	return 0;
    }
    case TT_SET_TERM_VTXXX: {
	
	return 0;
    }
    case TT_SET_COLOR_ESC: {
	x = get_int32(buf); buf+=4;
	SLtt_set_color_esc (x, buf);
	return 0;
    }
    case TT_WIDE_WIDTH: {
	SLtt_narrow_width();
	return 0;
    }
    case TT_NARROW_WIDTH: {
	SLtt_narrow_width();
	return 0;
    }
    case TT_SET_ALT_CHAR_SET: {
	SLtt_set_alt_char_set (get_int32(buf));
	return 0;
    }
    case TT_WRITE_TO_STATUS_LINE: {
	x = get_int32(buf); buf+=4;
	SLtt_write_to_status_line (buf, x);
	return 0;
    }
    case TT_DISABLE_STATUS_LINE: {
	SLtt_disable_status_line ();
	return 0;
    }


    case TT_TGETSTR: {
	str = SLtt_tgetstr (buf);
	return ret_string(port, str);
    }
    case TT_TGETNUM: {
	x = SLtt_tgetnum (buf);
	return ret_int(port, x);
    }
    case TT_TGETFLAG: {
	x = SLtt_tgetflag (buf);
	return  ret_int(port, x);
    }
    case TT_TIGETENT: {
	str = SLtt_tigetent (buf);
	return ret_string(port, str);
    }
    case TT_TIGETSTR: {
	
	return 0;
    }
    case TT_TIGETNUM: {

	return 0;
    }

    case SLTT_GET_COLOR_OBJECT: {
	x = get_int32(buf); buf+=4;
	y = SLtt_get_color_object (x);
	return  ret_int(port, y);
	return 0;
    }
    case TT_SET_COLOR_OBJECT: {
	x = get_int32(buf); buf+=4;
	y = get_int32(buf); buf+=4;
	SLtt_set_color_object (x, y);
	return 0;
    }
    case TT_SET_COLOR: {
	x = get_int32(buf); buf+=4;
	t1 = buf;
	t2 = buf + (strlen(t1) + 1);
	t3 = buf + (strlen(t1) + strlen(t2) + 2);
	SLtt_set_color (x, t1, t2, t3);
	return 0;
    }
    case TT_SET_MONO: {
	x = get_int32(buf); buf+=4;
	t1 = buf;
	buf += strlen(t1) + 1;
	y = get_int32(buf);
	SLtt_set_mono (x, t1, y);
	return 0;
    }
    case TT_ADD_COLOR_ATTRIBUTE: {
	x = get_int32(buf); buf+=4;
	y = get_int32(buf); buf+=4;
	SLtt_add_color_attribute (x, y);
	return 0;
    }
    case TT_SET_COLOR_FGBG: {
	x = get_int32(buf); buf+=4;
	y = get_int32(buf); buf+=4;
	z = get_int32(buf); buf+=4;
	SLtt_set_color_fgbg (x, y, z);
	return 0;
    }
    case ISATTY: {
	x = get_int32(buf); buf+=4;
	return ret_int(port, isatty(x));
    }
    case EFORMAT: {
	fprintf(stderr, "%s", buf);
	fflush(stderr);
	return 0;
    }
    case SIGNAL: {
	x = get_int32(buf); buf+=4;
	SLsignal(x_to_sig(x), sig_handler);
	return 0;
    }
    case SIGNAL_CHECK: {
	/* polled */
	if (signal_cought != 0)
	    signal_cought = 0;
	return ret_int(port, signal_cought);
    }

    default:
	return 0;
    }
}