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/* $OpenBSD: lib_initscr.c,v 1.3 2010/01/12 23:22:05 nicm Exp $ */
/****************************************************************************
* Copyright (c) 1998-2007,2008 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 *
* "Software"), to deal in the Software without restriction, including *
* without limitation the rights to use, copy, modify, merge, publish, *
* distribute, distribute with modifications, sublicense, and/or sell *
* copies of the Software, and to permit persons to whom the Software is *
* furnished to do so, subject to the following conditions: *
* *
* The above copyright notice and this permission notice shall be included *
* in all copies or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
* *
* Except as contained in this notice, the name(s) of the above copyright *
* holders shall not be used in advertising or otherwise to promote the *
* sale, use or other dealings in this Software without prior written *
* authorization. *
****************************************************************************/
/****************************************************************************
* Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
* and: Eric S. Raymond <esr@snark.thyrsus.com> *
* and: Thomas E. Dickey 1996-2003 *
****************************************************************************/
/*
** lib_initscr.c
**
** The routines initscr(), and termname().
**
*/
#include <curses.priv.h>
#if HAVE_SYS_TERMIO_H
#include <sys/termio.h> /* needed for ISC */
#endif
MODULE_ID("$Id: lib_initscr.c,v 1.3 2010/01/12 23:22:05 nicm Exp $")
NCURSES_EXPORT(WINDOW *)
initscr(void)
{
WINDOW *result;
NCURSES_CONST char *name;
START_TRACE();
T((T_CALLED("initscr()")));
_nc_init_pthreads();
_nc_lock_global(curses);
/* Portable applications must not call initscr() more than once */
if (!_nc_globals.init_screen) {
_nc_globals.init_screen = TRUE;
if ((name = getenv("TERM")) == 0
|| *name == '\0')
name = "unknown";
#ifdef __CYGWIN__
/*
* 2002/9/21
* Work around a bug in Cygwin. Full-screen subprocesses run from
* bash, in turn spawned from another full-screen process, will dump
* core when attempting to write to stdout. Opening /dev/tty
* explicitly seems to fix the problem.
*/
if (isatty(fileno(stdout))) {
FILE *fp = fopen("/dev/tty", "w");
if (fp != 0 && isatty(fileno(fp))) {
fclose(stdout);
dup2(fileno(fp), STDOUT_FILENO);
stdout = fdopen(STDOUT_FILENO, "w");
}
}
#endif
if (newterm(name, stdout, stdin) == 0) {
fprintf(stderr, "Error opening terminal: %s.\n", name);
exit(EXIT_FAILURE);
}
/* def_shell_mode - done in newterm/_nc_setupscreen */
def_prog_mode();
}
result = stdscr;
_nc_unlock_global(curses);
returnWin(result);
}
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