/* * Copyright (c) 1981 Regents of the University of California. * All rights reserved. * * Redistribution and use in source and binary forms are permitted * provided that: (1) source distributions retain this entire copyright * notice and comment, and (2) distributions including binaries display * the following acknowledgement: ``This product includes software * developed by the University of California, Berkeley and its contributors'' * in the documentation or other materials provided with the distribution * and in all advertising materials mentioning features or use of this * software. Neither the name of the University nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. */ #ifndef lint static char sccsid[] = "@(#)initscr.c 5.5 (Berkeley) 6/1/90"; #endif /* not lint */ # include "curses.ext" # include <signal.h> extern char *getenv(); /* * This routine initializes the current and standard screen. * */ WINDOW * initscr() { reg char *sp; int tstp(); # ifdef DEBUG fprintf(outf, "INITSCR()\n"); # endif if (My_term) setterm(Def_term); else { gettmode(); if ((sp = getenv("TERM")) == NULL) sp = Def_term; setterm(sp); # ifdef DEBUG fprintf(outf, "INITSCR: term = %s\n", sp); # endif } _puts(TI); _puts(VS); # ifdef SIGTSTP signal(SIGTSTP, tstp); # endif if (curscr != NULL) { # ifdef DEBUG fprintf(outf, "INITSCR: curscr = 0%o\n", curscr); # endif delwin(curscr); } # ifdef DEBUG fprintf(outf, "LINES = %d, COLS = %d\n", LINES, COLS); # endif if ((curscr = newwin(LINES, COLS, 0, 0)) == ERR) return ERR; clearok(curscr, TRUE); curscr->_flags &= ~_FULLLINE; if (stdscr != NULL) { # ifdef DEBUG fprintf(outf, "INITSCR: stdscr = 0%o\n", stdscr); # endif delwin(stdscr); } stdscr = newwin(LINES, COLS, 0, 0); return stdscr; }