contrib/ncurses-5.4/ncurses/tinfo/lib_cur_term.c

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  28
  29 /****************************************************************************
  30  *  Author: Thomas E. Dickey <dickey@clark.net> 1997                        *
  31  ****************************************************************************/
  32 /*
  33  * Module that "owns" the 'cur_term' variable:
  34  *
  35  *      TERMINAL *set_curterm(TERMINAL *)
  36  *      int del_curterm(TERMINAL *)
  37  */
  38
  39 #include <curses.priv.h>
  40 #include <term_entry.h>         /* TTY, cur_term */
  41 #include <termcap.h>            /* ospeed */
  42
  43 MODULE_ID("$Id: lib_cur_term.c,v 1.13 2003/12/27 18:21:30 tom Exp $")
  44
  45 NCURSES_EXPORT_VAR(TERMINAL *) cur_term = 0;
  46
  47 NCURSES_EXPORT(TERMINAL *)
  48 set_curterm(TERMINAL * termp)
  49 {
  50     TERMINAL *oldterm = cur_term;
  51
  52     T((T_CALLED("set_curterm(%p)"), termp));
  53
  54     if ((cur_term = termp) != 0) {
  55         ospeed = _nc_ospeed(cur_term->_baudrate);
  56         PC = (pad_char != NULL) ? pad_char[0] : 0;
  57     }
  58     T((T_RETURN("%p"), oldterm));
  59     return (oldterm);
  60 }
  61
  62 NCURSES_EXPORT(int)
  63 del_curterm(TERMINAL * termp)
  64 {
  65     T((T_CALLED("del_curterm(%p)"), termp));
  66
  67     if (termp != 0) {
  68         _nc_free_termtype(&(termp->type));
  69         FreeIfNeeded(termp->_termname);
  70         free(termp);
  71         if (termp == cur_term)
  72             cur_term = 0;
  73         returnCode(OK);
  74     }
  75     returnCode(ERR);
  76 }