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27 ****************************************************************************/
29 /****************************************************************************
30 * Author: Thomas E. Dickey <dickey@clark.net> 1997 *
31 ****************************************************************************/
33 * Module that "owns" the 'cur_term' variable:
35 * TERMINAL *set_curterm(TERMINAL *)
36 * int del_curterm(TERMINAL *)
39 #include <curses.priv.h>
40 #include <termcap.h> /* ospeed */
42 MODULE_ID("$Id: lib_cur_term.c,v 1.41 2017/06/17 22:21:35 tom Exp $")
45 #define CUR TerminalType(termp).
49 NCURSES_EXPORT(TERMINAL *)
50 NCURSES_SP_NAME(_nc_get_cur_term) (NCURSES_SP_DCL0)
52 return ((0 != TerminalOf(SP_PARM)) ? TerminalOf(SP_PARM) : CurTerm);
57 NCURSES_EXPORT(TERMINAL *)
58 _nc_get_cur_term(void)
60 return NCURSES_SP_NAME(_nc_get_cur_term) (CURRENT_SCREEN);
64 NCURSES_EXPORT(TERMINAL *)
65 NCURSES_PUBLIC_VAR(cur_term) (void)
68 return NCURSES_SP_NAME(_nc_get_cur_term) (CURRENT_SCREEN);
70 return NCURSES_SP_NAME(_nc_get_cur_term) (NCURSES_SP_ARG);
75 NCURSES_EXPORT_VAR(TERMINAL *) cur_term = 0;
78 NCURSES_EXPORT(TERMINAL *)
79 NCURSES_SP_NAME(set_curterm) (NCURSES_SP_DCLx TERMINAL *termp)
83 T((T_CALLED("set_curterm(%p)"), (void *) termp));
85 _nc_lock_global(curses);
88 SP_PARM->_term = termp;
95 #ifdef USE_TERM_DRIVER
96 TERMINAL_CONTROL_BLOCK *TCB = (TERMINAL_CONTROL_BLOCK *) termp;
97 ospeed = (NCURSES_OSPEED) _nc_ospeed(termp->_baudrate);
99 TCB->drv->isTerminfo &&
100 TerminalType(termp).Strings) {
101 PC = (char) ((pad_char != NULL) ? pad_char[0] : 0);
105 ospeed = (NCURSES_OSPEED) _nc_ospeed(termp->_baudrate);
106 if (TerminalType(termp).Strings) {
107 PC = (char) ((pad_char != NULL) ? pad_char[0] : 0);
114 _nc_unlock_global(curses);
116 T((T_RETURN("%p"), (void *) oldterm));
121 NCURSES_EXPORT(TERMINAL *)
122 set_curterm(TERMINAL *termp)
124 return NCURSES_SP_NAME(set_curterm) (CURRENT_SCREEN, termp);
129 NCURSES_SP_NAME(del_curterm) (NCURSES_SP_DCLx TERMINAL *termp)
133 T((T_CALLED("del_curterm(%p, %p)"), (void *) SP_PARM, (void *) termp));
136 #ifdef USE_TERM_DRIVER
137 TERMINAL_CONTROL_BLOCK *TCB = (TERMINAL_CONTROL_BLOCK *) termp;
141 NCURSES_SP_NAME(_nc_get_cur_term) (NCURSES_SP_ARG)
147 #if NCURSES_EXT_NUMBERS
148 _nc_free_termtype(&termp->type);
150 _nc_free_termtype2(&TerminalType(termp));
152 NCURSES_SP_NAME(set_curterm) (NCURSES_SP_ARGx 0);
154 FreeIfNeeded(termp->_termname);
155 #if USE_HOME_TERMINFO
156 if (_nc_globals.home_terminfo != 0) {
157 FreeAndNull(_nc_globals.home_terminfo);
160 #ifdef USE_TERM_DRIVER
162 TCB->drv->td_release(TCB);
165 /* discard memory used in tgetent's cache for this terminal */
166 _nc_tgetent_leak(termp);
177 del_curterm(TERMINAL *termp)
181 _nc_lock_global(curses);
182 rc = NCURSES_SP_NAME(del_curterm) (CURRENT_SCREEN, termp);
183 _nc_unlock_global(curses);