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- /*
- * Copyright (c) 1981 Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. 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 BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
- #ifndef lint
- static char sccsid[] = "@(#)initscr.c 5.6 (Berkeley) 3/3/91";
- #endif /* not lint */
-
- # include "curses.ext"
- # include <signal.h>
-
- extern char *getenv();
-
- /*
- * This routine initializes the current and standard screen.
- *
- */
- WINDOW *
- initscr() {
-
- register char *sp;
- void 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;
- }
-