bcaf4e5e1e
changed to use & as a string concatenation method in the string class. added some code to support variadic arguments
308 lines
6.6 KiB
C
308 lines
6.6 KiB
C
/*
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* $Id$
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*
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Copyright (c) 2014-2016 Chung, Hyung-Hwan. All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR
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IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "console.h"
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#include <stix-utl.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <stdlib.h> /* getenv */
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#include <curses.h>
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#include <term.h>
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#include <sys/ioctl.h>
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typedef struct console_t console_t;
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struct console_t
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{
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int fd;
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int fd_opened;
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char* cup;
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char* clear;
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};
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/* ------------------------------------------------------------------------ */
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static int pf_open (stix_t* stix, stix_ooi_t nargs)
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{
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#if defined(_WIN32)
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HANDLE h;
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stix_ooi_t immv;
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h = GetStdHandle(STD_INPUT_HANDLE);
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if (h == INVALID_HANDLE_VALUE) return 0;
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if (h == NULL)
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{
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}
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imm = stix_makeimm (stix, h);
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if (imm <= -1)
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{
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/* error */
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}
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rsrc = stix_makersrc (stix, h);
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#else
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console_t* con;
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int err;
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char* term;
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con = stix_callocmem (stix, STIX_SIZEOF(*con));
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if (!con) return 0;
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if (isatty(1))
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{
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con->fd = 1;
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}
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else
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{
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con->fd = open ("/dev/tty", O_RDWR, 0);
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if (con->fd == -1)
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{
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/* TODO: failed to open /dev/stdout */
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stix_freemem (stix, con);
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return 0;
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}
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con->fd_opened = 1;
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}
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term = getenv ("TERM");
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if (term && setupterm (term, con->fd, &err) == OK)
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{
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}
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con->cup = tigetstr ("cup"); /* TODO: error check */
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con->clear = tigetstr ("clear");
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#if 0
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{
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const char* cup, * clear;
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struct winsize wsz;
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cup = tigetstr ("cup");
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clear = tigetstr ("clear");
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ioctl (fd, TIOCGWINSZ, &wsz);
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write (fd, clear, strlen(clear));
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/*write (fd, tparm (cup, wsz.ws_row - 1, 0), strlen(tparm (cup, wsz.ws_row - 1, 0)));*/
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write (fd, tiparm (cup, 0, 0), strlen(tiparm (cup, 0, 0)));
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}
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#endif
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#endif
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STIX_STACK_SETRET (stix, nargs, STIX_SMOOI_TO_OOP((stix_oow_t)con));
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return 1;
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}
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static int pf_close (stix_t* stix, stix_ooi_t nargs)
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{
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#if defined(_WIN32)
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HANDLE h;
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h = STIX_STACK_GETARG (stix, nargs, 0);
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#else
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#endif
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console_t* con;
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con = STIX_OOP_TO_SMOOI(STIX_STACK_GETARG (stix, nargs, 0));
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/* TODO: sanity check */
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if (con->fd_opened) close (con->fd);
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stix_freemem (stix, con);
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STIX_STACK_SETRETTORCV (stix, nargs);
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return 1;
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}
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static int pf_write (stix_t* stix, stix_ooi_t nargs)
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{
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console_t* con;
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stix_oop_char_t oomsg;
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stix_oow_t ucspos, ucsrem, ucslen, bcslen;
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stix_bch_t bcs[1024];
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int n;
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con = STIX_OOP_TO_SMOOI(STIX_STACK_GETARG (stix, nargs, 0));
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oomsg = (stix_oop_char_t)STIX_STACK_GETARG (stix, nargs, 1);
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if (STIX_CLASSOF(stix,oomsg) != stix->_string)
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{
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/* TODO: invalid message */
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return 0;
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}
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ucspos = 0;
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ucsrem = STIX_OBJ_GET_SIZE(oomsg);
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while (ucsrem > 0)
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{
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ucslen = ucsrem;
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bcslen = STIX_COUNTOF(bcs);
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if ((n = stix_oocstobcs (stix, &oomsg->slot[ucspos], &ucslen, bcs, &bcslen)) <= -1)
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{
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if (n != -2 || ucslen <= 0)
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{
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stix_seterrnum (stix, STIX_EECERR);
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return -1;
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}
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}
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write (con->fd, bcs, bcslen); /* TODO: error handling */
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/* TODO: abort looping for async processing???? */
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ucspos += ucslen;
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ucsrem -= ucslen;
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}
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STIX_STACK_SETRETTORCV (stix, nargs); /* TODO: change return code */
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return 1;
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}
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static int pf_clear (stix_t* stix, stix_ooi_t nargs)
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{
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console_t* con;
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con = STIX_OOP_TO_SMOOI(STIX_STACK_GETARG(stix, nargs, 0));
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write (con->fd, con->clear, strlen(con->clear));
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STIX_STACK_SETRETTORCV (stix, nargs);
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return 1;
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}
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static int pf_setcursor (stix_t* stix, stix_ooi_t nargs)
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{
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console_t* con;
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stix_oop_oop_t point;
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char* cup;
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con = STIX_OOP_TO_SMOOI(STIX_STACK_GETARG(stix, nargs, 0));
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point = STIX_STACK_GETARG(stix, nargs, 1);
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/* TODO: error check, class check, size check.. */
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if (STIX_OBJ_GET_SIZE(point) != 2)
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{
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return 0;
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}
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cup = tiparm (con->cup, STIX_OOP_TO_SMOOI(point->slot[1]), STIX_OOP_TO_SMOOI(point->slot[0]));
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write (con->fd, cup, strlen(cup)); /* TODO: error check */
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STIX_STACK_SETRETTORCV (stix, nargs);
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return 1;
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}
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#if 0
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static int pf_setcursorto (stix_t* stix, stix_ooi_t nargs)
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{
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console_t* con;
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stix_oop_oop_t point;
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char* cup;
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rcv = STIX_STACK_GETRCV(stix, nargs);
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con = STIX_OOP_TO_SMOOI(
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con = STIX_OOP_TO_SMOOI(STIX_STACK_GETARG(stix, nargs, 0));
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point = STIX_STACK_GETARG(stix, nargs, 1);
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/* TODO: error check, class check, size check.. */
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if (STIX_OBJ_GET_SIZE(point) != 2)
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{
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return 0;
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}
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cup = tiparm (con->cup, STIX_OOP_TO_SMOOI(point->slot[1]), STIX_OOP_TO_SMOOI(point->slot[0]));
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write (con->fd, cup, strlen(cup)); /* TODO: error check */
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STIX_STACK_SETRETTORCV (stix, nargs);
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return 1;
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}
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#endif
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/* ------------------------------------------------------------------------ */
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typedef struct fnctab_t fnctab_t;
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struct fnctab_t
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{
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const stix_bch_t* name;
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stix_pfimpl_t handler;
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};
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static fnctab_t fnctab[] =
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{
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{ "clear", pf_clear },
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{ "close", pf_close },
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{ "open", pf_open },
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{ "setcursor", pf_setcursor },
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{ "write", pf_write },
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};
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/* ------------------------------------------------------------------------ */
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static stix_pfimpl_t query (stix_t* stix, stix_mod_t* mod, const stix_ooch_t* name)
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{
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int left, right, mid, n;
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left = 0; right = STIX_COUNTOF(fnctab) - 1;
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while (left <= right)
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{
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mid = (left + right) / 2;
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n = stix_compoocbcstr (name, fnctab[mid].name);
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if (n < 0) right = mid - 1;
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else if (n > 0) left = mid + 1;
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else
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{
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return fnctab[mid].handler;
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}
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}
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stix->errnum = STIX_ENOENT;
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return STIX_NULL;
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}
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static void unload (stix_t* stix, stix_mod_t* mod)
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{
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/* TODO: close all open handle?? */
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}
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int stix_mod_console (stix_t* stix, stix_mod_t* mod)
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{
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mod->query = query;
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mod->unload = unload;
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mod->ctx = STIX_NULL;
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return 0;
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}
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