150276Speter/**************************************************************************** 2184989Srafan * Copyright (c) 1998-2003,2008 Free Software Foundation, Inc. * 350276Speter * * 450276Speter * Permission is hereby granted, free of charge, to any person obtaining a * 550276Speter * copy of this software and associated documentation files (the * 650276Speter * "Software"), to deal in the Software without restriction, including * 750276Speter * without limitation the rights to use, copy, modify, merge, publish, * 850276Speter * distribute, distribute with modifications, sublicense, and/or sell * 950276Speter * copies of the Software, and to permit persons to whom the Software is * 1050276Speter * furnished to do so, subject to the following conditions: * 1150276Speter * * 1250276Speter * The above copyright notice and this permission notice shall be included * 1350276Speter * in all copies or substantial portions of the Software. * 1450276Speter * * 1550276Speter * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 1650276Speter * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 1750276Speter * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 1850276Speter * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 1950276Speter * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 2050276Speter * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 2150276Speter * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 2250276Speter * * 2350276Speter * Except as contained in this notice, the name(s) of the above copyright * 2450276Speter * holders shall not be used in advertising or otherwise to promote the * 2550276Speter * sale, use or other dealings in this Software without prior written * 2650276Speter * authorization. * 2750276Speter ****************************************************************************/ 2850276Speter 2950276Speter/**************************************************************************** 3050276Speter * Author: Thomas E. Dickey <dickey@clark.net> 1997 * 3150276Speter ****************************************************************************/ 3250276Speter/* 3350276Speter * Module that "owns" the 'cur_term' variable: 3450276Speter * 3550276Speter * TERMINAL *set_curterm(TERMINAL *) 3650276Speter * int del_curterm(TERMINAL *) 3750276Speter */ 3850276Speter 3950276Speter#include <curses.priv.h> 4076726Speter#include <term_entry.h> /* TTY, cur_term */ 4176726Speter#include <termcap.h> /* ospeed */ 4250276Speter 43184989SrafanMODULE_ID("$Id: lib_cur_term.c,v 1.18 2008/08/16 19:22:55 tom Exp $") 4450276Speter 45184989Srafan#undef CUR 46184989Srafan#define CUR termp->type. 47184989Srafan 48184989Srafan#if BROKEN_LINKER || USE_REENTRANT 49184989SrafanNCURSES_EXPORT(TERMINAL *) 50184989SrafanNCURSES_PUBLIC_VAR(cur_term) (void) 51184989Srafan{ 52184989Srafan return (SP != 0 && SP->_term != 0) ? SP->_term : _nc_prescreen._cur_term; 53184989Srafan} 54184989Srafan#else 5576726SpeterNCURSES_EXPORT_VAR(TERMINAL *) cur_term = 0; 56184989Srafan#endif 5750276Speter 5876726SpeterNCURSES_EXPORT(TERMINAL *) 5976726Speterset_curterm(TERMINAL * termp) 6050276Speter{ 61184989Srafan TERMINAL *oldterm; 6250276Speter 63166124Srafan T((T_CALLED("set_curterm(%p)"), termp)); 64166124Srafan 65184989Srafan _nc_lock_global(curses); 66184989Srafan oldterm = cur_term; 67184989Srafan if (SP) 68184989Srafan SP->_term = termp; 69184989Srafan#if BROKEN_LINKER || USE_REENTRANT 70184989Srafan _nc_prescreen._cur_term = termp; 71184989Srafan#else 72184989Srafan cur_term = termp; 73184989Srafan#endif 74184989Srafan if (termp != 0) { 75184989Srafan ospeed = _nc_ospeed(termp->_baudrate); 76184989Srafan if (termp->type.Strings) { 77184989Srafan PC = (char) ((pad_char != NULL) ? pad_char[0] : 0); 78184989Srafan } 7976726Speter } 80184989Srafan _nc_unlock_global(curses); 81184989Srafan 82166124Srafan T((T_RETURN("%p"), oldterm)); 83166124Srafan return (oldterm); 8450276Speter} 8550276Speter 8676726SpeterNCURSES_EXPORT(int) 8776726Speterdel_curterm(TERMINAL * termp) 8850276Speter{ 89184989Srafan int rc = ERR; 90184989Srafan 9176726Speter T((T_CALLED("del_curterm(%p)"), termp)); 9250276Speter 93184989Srafan _nc_lock_global(curses); 9476726Speter if (termp != 0) { 9576726Speter _nc_free_termtype(&(termp->type)); 96166124Srafan FreeIfNeeded(termp->_termname); 9776726Speter free(termp); 9876726Speter if (termp == cur_term) 99184989Srafan set_curterm(0); 100184989Srafan rc = OK; 10176726Speter } 102184989Srafan _nc_unlock_global(curses); 103184989Srafan 104184989Srafan returnCode(rc); 10550276Speter} 106