ncurses 6.0 - patch 20170311
[ncurses.git] / ncurses / tinfo / lib_cur_term.c
index 7d0aa127d9dbb5c11155ca3837fdb2ad845eec9f..516d7e4ed46925fc7d3dcb4e0c0b0c6ffdbbfb7f 100644 (file)
@@ -1,5 +1,5 @@
 /****************************************************************************
- * Copyright (c) 1998,1999 Free Software Foundation, Inc.                   *
+ * Copyright (c) 1998-2014,2016 Free Software Foundation, Inc.              *
  *                                                                          *
  * Permission is hereby granted, free of charge, to any person obtaining a  *
  * copy of this software and associated documentation files (the            *
  */
 
 #include <curses.priv.h>
-#include <term_entry.h>        /* TTY, cur_term */
-#include <termcap.h>   /* ospeed */
+#include <termcap.h>           /* ospeed */
 
-MODULE_ID("$Id: lib_cur_term.c,v 1.9 1999/10/30 23:00:16 tom Exp $")
+MODULE_ID("$Id: lib_cur_term.c,v 1.34 2016/05/28 23:22:52 tom Exp $")
 
-TERMINAL *cur_term = 0;
+#undef CUR
+#define CUR termp->type.
 
-TERMINAL *set_curterm(TERMINAL *termp)
+#if USE_REENTRANT
+
+NCURSES_EXPORT(TERMINAL *)
+NCURSES_SP_NAME(_nc_get_cur_term) (NCURSES_SP_DCL0)
+{
+    return ((0 != TerminalOf(SP_PARM)) ? TerminalOf(SP_PARM) : CurTerm);
+}
+
+#if NCURSES_SP_FUNCS
+
+NCURSES_EXPORT(TERMINAL *)
+_nc_get_cur_term(void)
+{
+    return NCURSES_SP_NAME(_nc_get_cur_term) (CURRENT_SCREEN);
+}
+#endif
+
+NCURSES_EXPORT(TERMINAL *)
+NCURSES_PUBLIC_VAR(cur_term) (void)
 {
-       TERMINAL *oldterm = cur_term;
+#if NCURSES_SP_FUNCS
+    return NCURSES_SP_NAME(_nc_get_cur_term) (CURRENT_SCREEN);
+#else
+    return NCURSES_SP_NAME(_nc_get_cur_term) (NCURSES_SP_ARG);
+#endif
+}
 
-       if ((cur_term = termp) != 0) {
-               ospeed = _nc_ospeed(cur_term->_baudrate);
-               PC = (pad_char != NULL) ? pad_char[0] : 0; 
+#else
+NCURSES_EXPORT_VAR(TERMINAL *) cur_term = 0;
+#endif
+
+NCURSES_EXPORT(TERMINAL *)
+NCURSES_SP_NAME(set_curterm) (NCURSES_SP_DCLx TERMINAL * termp)
+{
+    TERMINAL *oldterm;
+
+    T((T_CALLED("set_curterm(%p)"), (void *) termp));
+
+    _nc_lock_global(curses);
+    oldterm = cur_term;
+    if (SP_PARM)
+       SP_PARM->_term = termp;
+#if USE_REENTRANT
+    CurTerm = termp;
+#else
+    cur_term = termp;
+#endif
+    if (termp != 0) {
+#ifdef USE_TERM_DRIVER
+       TERMINAL_CONTROL_BLOCK *TCB = (TERMINAL_CONTROL_BLOCK *) termp;
+       ospeed = (NCURSES_OSPEED) _nc_ospeed(termp->_baudrate);
+       if (TCB->drv->isTerminfo && termp->type.Strings) {
+           PC = (char) ((pad_char != NULL) ? pad_char[0] : 0);
+       }
+       TCB->csp = SP_PARM;
+#else
+       ospeed = (NCURSES_OSPEED) _nc_ospeed(termp->_baudrate);
+       if (termp->type.Strings) {
+           PC = (char) ((pad_char != NULL) ? pad_char[0] : 0);
        }
-       return oldterm;
+#endif
+    }
+    _nc_unlock_global(curses);
+
+    T((T_RETURN("%p"), (void *) oldterm));
+    return (oldterm);
+}
+
+#if NCURSES_SP_FUNCS
+NCURSES_EXPORT(TERMINAL *)
+set_curterm(TERMINAL * termp)
+{
+    return NCURSES_SP_NAME(set_curterm) (CURRENT_SCREEN, termp);
 }
+#endif
 
-int del_curterm(TERMINAL *termp)
+NCURSES_EXPORT(int)
+NCURSES_SP_NAME(del_curterm) (NCURSES_SP_DCLx TERMINAL * termp)
 {
-       T((T_CALLED("del_curterm(%p)"), termp));
-
-       if (termp != 0) {
-               _nc_free_termtype(&(termp->type));
-               free(termp);
-               if (termp == cur_term)
-                       cur_term = 0;
-               returnCode(OK);
+    int rc = ERR;
+
+    T((T_CALLED("del_curterm(%p, %p)"), (void *) SP_PARM, (void *) termp));
+
+    if (termp != 0) {
+#ifdef USE_TERM_DRIVER
+       TERMINAL_CONTROL_BLOCK *TCB = (TERMINAL_CONTROL_BLOCK *) termp;
+#endif
+       TERMINAL *cur = (
+#if USE_REENTRANT
+                           NCURSES_SP_NAME(_nc_get_cur_term) (NCURSES_SP_ARG)
+#else
+                           cur_term
+#endif
+       );
+
+       _nc_free_termtype(&(termp->type));
+       if (termp == cur)
+           NCURSES_SP_NAME(set_curterm) (NCURSES_SP_ARGx 0);
+
+       FreeIfNeeded(termp->_termname);
+#if USE_HOME_TERMINFO
+       if (_nc_globals.home_terminfo != 0) {
+           FreeAndNull(_nc_globals.home_terminfo);
        }
-       returnCode(ERR);
+#endif
+#ifdef USE_TERM_DRIVER
+       if (TCB->drv)
+           TCB->drv->td_release(TCB);
+#endif
+       free(termp);
+
+       rc = OK;
+    }
+    returnCode(rc);
+}
+
+#if NCURSES_SP_FUNCS
+NCURSES_EXPORT(int)
+del_curterm(TERMINAL * termp)
+{
+    int rc;
+
+    _nc_lock_global(curses);
+    rc = NCURSES_SP_NAME(del_curterm) (CURRENT_SCREEN, termp);
+    _nc_unlock_global(curses);
+
+    return (rc);
 }
+#endif