/****************************************************************************
- * Copyright (c) 1998,1999,2000 Free Software Foundation, Inc. *
+ * Copyright (c) 1998-2002,2004 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 *
/****************************************************************************
* Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
* and: Eric S. Raymond <esr@snark.thyrsus.com> *
+ * and: Thomas E. Dickey 1996-on *
****************************************************************************/
/*
#include <term.h> /* clear_screen, cup & friends, cur_term */
#include <tic.h>
-MODULE_ID("$Id: lib_newterm.c,v 1.48 2000/09/02 18:11:42 tom Exp $")
+MODULE_ID("$Id: lib_newterm.c,v 1.58 2004/08/14 20:36:39 tom Exp $")
#ifndef ONLCR /* Allows compilation under the QNX 4.2 OS */
#define ONLCR 0
static inline int
_nc_initscr(void)
{
+ int result = ERR;
+
/* for extended XPG4 conformance requires cbreak() at this point */
/* (SVr4 curses does this anyway) */
- cbreak();
+ if (cbreak() == OK) {
+ TTY buf;
+ buf = cur_term->Nttyb;
#ifdef TERMIOS
- cur_term->Nttyb.c_lflag &= ~(ECHO | ECHONL);
- cur_term->Nttyb.c_iflag &= ~(ICRNL | INLCR | IGNCR);
- cur_term->Nttyb.c_oflag &= ~(ONLCR);
+ buf.c_lflag &= ~(ECHO | ECHONL);
+ buf.c_iflag &= ~(ICRNL | INLCR | IGNCR);
+ buf.c_oflag &= ~(ONLCR);
#else
- cur_term->Nttyb.sg_flags &= ~(ECHO | CRMOD);
+ buf.sg_flags &= ~(ECHO | CRMOD);
#endif
- return _nc_set_tty_mode(&cur_term->Nttyb);
+ if ((result = _nc_set_tty_mode(&buf)) == OK)
+ cur_term->Nttyb = buf;
+ }
+ return result;
}
/*
*/
static int filter_mode = FALSE;
-void
+NCURSES_EXPORT(void)
filter(void)
{
+ T((T_CALLED("filter")));
filter_mode = TRUE;
+ returnVoid;
}
-SCREEN *
-newterm(NCURSES_CONST char *name, FILE * ofp, FILE * ifp)
+NCURSES_EXPORT(SCREEN *)
+newterm(NCURSES_CONST char *name, FILE *ofp, FILE *ifp)
{
int errret;
int slk_format = _nc_slk_format;
SCREEN *current;
-#ifdef TRACE
- int t = _nc_getenv_num("NCURSES_TRACE");
-
- if (t >= 0)
- trace(t);
-#endif
+ START_TRACE();
T((T_CALLED("newterm(\"%s\",%p,%p)"), name, ofp, ifp));
/* this loads the capability entry, then sets LINES and COLS */
if (setupterm(name, fileno(ofp), &errret) == ERR)
- return 0;
+ returnSP(0);
/* implement filter mode */
if (filter_mode) {
LINES = 1;
- if (VALID_NUMERIC(init_tabs))
- TABSIZE = init_tabs;
- else
- TABSIZE = 8;
-
- T(("TABSIZE = %d", TABSIZE));
-
clear_screen = 0;
cursor_down = parm_down_cursor = 0;
cursor_address = 0;
if (num_labels <= 0 || !SLK_STDFMT(slk_format))
if (slk_format) {
if (ERR == _nc_ripoffline(-SLK_LINES(slk_format),
- _nc_slk_initialize))
- return 0;
+ _nc_slk_initialize))
+ returnSP(0);
}
/* this actually allocates the screen structure, and saves the
* original terminal settings.
_nc_set_screen(0);
if (_nc_setupscreen(LINES, COLS, ofp) == ERR) {
_nc_set_screen(current);
- return 0;
+ returnSP(0);
}
/* if the terminal type has real soft labels, set those up */
_nc_slk_initialize(stdscr, COLS);
SP->_ifd = fileno(ifp);
- SP->_checkfd = fileno(ifp);
typeahead(fileno(ifp));
#ifdef TERMIOS
SP->_use_meta = ((cur_term->Ottyb.c_cflag & CSIZE) == CS8 &&
- !(cur_term->Ottyb.c_iflag & ISTRIP));
+ !(cur_term->Ottyb.c_iflag & ISTRIP));
#else
SP->_use_meta = FALSE;
#endif
* will be useless.
*/
SP->_scrolling = ((scroll_forward && scroll_reverse) ||
- ((parm_rindex || parm_insert_line || insert_line) &&
- (parm_index || parm_delete_line || delete_line)));
+ ((parm_rindex || parm_insert_line || insert_line) &&
+ (parm_index || parm_delete_line || delete_line)));
baudrate(); /* sets a field in the SP structure */
SP->_use_rmso = SGR0_TEST(exit_standout_mode);
SP->_use_rmul = SGR0_TEST(exit_underline_mode);
-#if USE_WIDEC_SUPPORT
- /*
- * XFree86 xterm can be configured to support UTF-8 based on environment
- * variable settings.
- */
- {
- char *s;
- s = getenv("LC_ALL");
- if (s == NULL || *s == '\0') {
- s = getenv("LC_CTYPE");
- if (s == NULL || *s == '\0') {
- s = getenv("LANG");
- }
- }
- if (s != NULL && *s != '\0' && strstr(s, "UTF-8") != NULL) {
- SP->_outch = _nc_utf8_outch;
- }
- }
-#endif
-
/* compute movement costs so we can do better move optimization */
_nc_mvcur_init();
_nc_signal_handler(TRUE);
- T((T_RETURN("%p"), SP));
- return (SP);
+#if USE_SIZECHANGE
+ /*
+ * Pretend we received a SIGWINCH, just in case we're starting up in a
+ * terminal that cannot initialize its size properly (Debian #265631).
+ */
+ SP->_sig_winch = TRUE;
+#endif
+
+ returnSP(SP);
}