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Diffstat (limited to 'contrib/ncurses/ncurses/tinfo/lib_raw.c')
-rw-r--r--contrib/ncurses/ncurses/tinfo/lib_raw.c226
1 files changed, 143 insertions, 83 deletions
diff --git a/contrib/ncurses/ncurses/tinfo/lib_raw.c b/contrib/ncurses/ncurses/tinfo/lib_raw.c
index 97cf0cbd0249..aa09f52c8c8d 100644
--- a/contrib/ncurses/ncurses/tinfo/lib_raw.c
+++ b/contrib/ncurses/ncurses/tinfo/lib_raw.c
@@ -1,5 +1,5 @@
/****************************************************************************
- * Copyright (c) 1998,1999,2000,2001 Free Software Foundation, Inc. *
+ * Copyright (c) 1998-2001,2002 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 *
@@ -29,6 +29,7 @@
/****************************************************************************
* Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
* and: Eric S. Raymond <esr@snark.thyrsus.com> *
+ * and: Thomas E. Dickey 1998 on *
****************************************************************************/
/*
@@ -48,7 +49,7 @@
#include <curses.priv.h>
#include <term.h> /* cur_term */
-MODULE_ID("$Id: lib_raw.c,v 1.12 2001/08/04 17:18:38 tom Exp $")
+MODULE_ID("$Id: lib_raw.c,v 1.13 2002/07/06 22:00:45 tom Exp $")
#if SVR4_TERMIO && !defined(_POSIX_SOURCE)
#define _POSIX_SOURCE
@@ -60,6 +61,9 @@ MODULE_ID("$Id: lib_raw.c,v 1.12 2001/08/04 17:18:38 tom Exp $")
#ifdef __EMX__
#include <io.h>
+#define _nc_setmode(mode) setmode(SP->_ifd, mode)
+#else
+#define _nc_setmode(mode) /* nothing */
#endif
#define COOKED_INPUT (IXON|BRKINT|PARMRK)
@@ -75,162 +79,218 @@ MODULE_ID("$Id: lib_raw.c,v 1.12 2001/08/04 17:18:38 tom Exp $")
NCURSES_EXPORT(int)
raw(void)
{
+ int result = ERR;
+
T((T_CALLED("raw()")));
- if (SP != 0 && cur_term != 0) {
- SP->_raw = TRUE;
- SP->_cbreak = 1;
+ if (SP != 0 && cur_term != 0) {
+ TTY buf;
-#ifdef __EMX__
- setmode(SP->_ifd, O_BINARY);
-#endif
+ BEFORE("raw");
+ _nc_setmode(O_BINARY);
+ buf = cur_term->Nttyb;
#ifdef TERMIOS
- BEFORE("raw");
- cur_term->Nttyb.c_lflag &= ~(ICANON | ISIG | IEXTEN);
- cur_term->Nttyb.c_iflag &= ~(COOKED_INPUT);
- cur_term->Nttyb.c_cc[VMIN] = 1;
- cur_term->Nttyb.c_cc[VTIME] = 0;
- AFTER("raw");
+ buf.c_lflag &= ~(ICANON | ISIG | IEXTEN);
+ buf.c_iflag &= ~(COOKED_INPUT);
+ buf.c_cc[VMIN] = 1;
+ buf.c_cc[VTIME] = 0;
#else
- cur_term->Nttyb.sg_flags |= RAW;
+ buf.sg_flags |= RAW;
#endif
- returnCode(_nc_set_tty_mode(&cur_term->Nttyb));
+ if ((result = _nc_set_tty_mode(&buf)) == OK) {
+ SP->_raw = TRUE;
+ SP->_cbreak = 1;
+ cur_term->Nttyb = buf;
+ }
+ AFTER("raw");
}
- returnCode(ERR);
+ returnCode(result);
}
NCURSES_EXPORT(int)
cbreak(void)
{
+ int result = ERR;
+
T((T_CALLED("cbreak()")));
- SP->_cbreak = 1;
+ if (SP != 0 && cur_term != 0) {
+ TTY buf;
-#ifdef __EMX__
- setmode(SP->_ifd, O_BINARY);
-#endif
+ BEFORE("cbreak");
+ _nc_setmode(O_BINARY);
+ buf = cur_term->Nttyb;
#ifdef TERMIOS
- BEFORE("cbreak");
- cur_term->Nttyb.c_lflag &= ~ICANON;
- cur_term->Nttyb.c_iflag &= ~ICRNL;
- cur_term->Nttyb.c_lflag |= ISIG;
- cur_term->Nttyb.c_cc[VMIN] = 1;
- cur_term->Nttyb.c_cc[VTIME] = 0;
- AFTER("cbreak");
+ buf.c_lflag &= ~ICANON;
+ buf.c_iflag &= ~ICRNL;
+ buf.c_lflag |= ISIG;
+ buf.c_cc[VMIN] = 1;
+ buf.c_cc[VTIME] = 0;
#else
- cur_term->Nttyb.sg_flags |= CBREAK;
+ buf.sg_flags |= CBREAK;
#endif
- returnCode(_nc_set_tty_mode(&cur_term->Nttyb));
+ if ((result = _nc_set_tty_mode(&buf)) == OK) {
+ SP->_cbreak = 1;
+ cur_term->Nttyb = buf;
+ }
+ AFTER("cbreak");
+ }
+ returnCode(result);
}
+/*
+ * Note:
+ * this implementation may be wrong. See the comment under intrflush().
+ */
NCURSES_EXPORT(void)
qiflush(void)
{
+ int result = ERR;
+
T((T_CALLED("qiflush()")));
- /*
- * Note: this implementation may be wrong. See the comment under
- * intrflush().
- */
+ if (cur_term != 0) {
+ TTY buf;
+ BEFORE("qiflush");
+ buf = cur_term->Nttyb;
#ifdef TERMIOS
- BEFORE("qiflush");
- cur_term->Nttyb.c_lflag &= ~(NOFLSH);
- AFTER("qiflush");
- (void) _nc_set_tty_mode(&cur_term->Nttyb);
+ buf.c_lflag &= ~(NOFLSH);
+ result = _nc_set_tty_mode(&buf);
+#else
+ /* FIXME */
#endif
+ if (result == OK)
+ cur_term->Nttyb = buf;
+ AFTER("qiflush");
+ }
returnVoid;
}
NCURSES_EXPORT(int)
noraw(void)
{
+ int result = ERR;
+
T((T_CALLED("noraw()")));
- SP->_raw = FALSE;
- SP->_cbreak = 0;
+ if (SP != 0 && cur_term != 0) {
+ TTY buf;
-#ifdef __EMX__
- setmode(SP->_ifd, O_TEXT);
-#endif
+ BEFORE("noraw");
+ _nc_setmode(O_TEXT);
+ buf = cur_term->Nttyb;
#ifdef TERMIOS
- BEFORE("noraw");
- cur_term->Nttyb.c_lflag |= ISIG | ICANON |
- (cur_term->Ottyb.c_lflag & IEXTEN);
- cur_term->Nttyb.c_iflag |= COOKED_INPUT;
- AFTER("noraw");
+ buf.c_lflag |= ISIG | ICANON |
+ (cur_term->Ottyb.c_lflag & IEXTEN);
+ buf.c_iflag |= COOKED_INPUT;
#else
- cur_term->Nttyb.sg_flags &= ~(RAW | CBREAK);
+ buf.sg_flags &= ~(RAW | CBREAK);
#endif
- returnCode(_nc_set_tty_mode(&cur_term->Nttyb));
+ if ((result = _nc_set_tty_mode(&buf)) == OK) {
+ SP->_raw = FALSE;
+ SP->_cbreak = 0;
+ cur_term->Nttyb = buf;
+ }
+ AFTER("noraw");
+ }
+ returnCode(result);
}
NCURSES_EXPORT(int)
nocbreak(void)
{
+ int result = ERR;
+
T((T_CALLED("nocbreak()")));
- SP->_cbreak = 0;
+ if (SP != 0 && cur_term != 0) {
+ TTY buf;
-#ifdef __EMX__
- setmode(SP->_ifd, O_TEXT);
-#endif
+ BEFORE("nocbreak");
+ _nc_setmode(O_TEXT);
+ buf = cur_term->Nttyb;
#ifdef TERMIOS
- BEFORE("nocbreak");
- cur_term->Nttyb.c_lflag |= ICANON;
- cur_term->Nttyb.c_iflag |= ICRNL;
- AFTER("nocbreak");
+ buf.c_lflag |= ICANON;
+ buf.c_iflag |= ICRNL;
#else
- cur_term->Nttyb.sg_flags &= ~CBREAK;
+ buf.sg_flags &= ~CBREAK;
#endif
- returnCode(_nc_set_tty_mode(&cur_term->Nttyb));
+ if ((result = _nc_set_tty_mode(&buf)) == OK) {
+ SP->_cbreak = 0;
+ cur_term->Nttyb = buf;
+ }
+ AFTER("nocbreak");
+ }
+ returnCode(result);
}
+/*
+ * Note:
+ * this implementation may be wrong. See the comment under intrflush().
+ */
NCURSES_EXPORT(void)
noqiflush(void)
{
+ int result = ERR;
+
T((T_CALLED("noqiflush()")));
- /*
- * Note: this implementation may be wrong. See the comment under
- * intrflush().
- */
+ if (cur_term != 0) {
+ TTY buf;
+ BEFORE("noqiflush");
+ buf = cur_term->Nttyb;
#ifdef TERMIOS
- BEFORE("noqiflush");
- cur_term->Nttyb.c_lflag |= NOFLSH;
- AFTER("noqiflush");
- (void) _nc_set_tty_mode(&cur_term->Nttyb);
+ buf.c_lflag |= NOFLSH;
+ result = _nc_set_tty_mode(&buf);
+#else
+ /* FIXME */
#endif
+ if (result == OK) {
+ cur_term->Nttyb = buf;
+ }
+ AFTER("noqiflush");
+ }
returnVoid;
}
+/*
+ * This call does the same thing as the qiflush()/noqiflush() pair. We know
+ * for certain that SVr3 intrflush() tweaks the NOFLSH bit; on the other hand,
+ * the match (in the SVr4 man pages) between the language describing NOFLSH in
+ * termio(7) and the language describing qiflush()/noqiflush() in
+ * curs_inopts(3x) is too exact to be coincidence.
+ */
NCURSES_EXPORT(int)
intrflush(WINDOW *win GCC_UNUSED, bool flag)
{
+ int result = ERR;
+
T((T_CALLED("intrflush(%d)"), flag));
- /*
- * This call does the same thing as the qiflush()/noqiflush() pair. We
- * know for certain that SVr3 intrflush() tweaks the NOFLSH bit; on the
- * other hand, the match (in the SVr4 man pages) between the language
- * describing NOFLSH in termio(7) and the language describing
- * qiflush()/noqiflush() in curs_inopts(3x) is too exact to be coincidence.
- */
+ if (cur_term != 0) {
+ TTY buf;
+ BEFORE("intrflush");
+ buf = cur_term->Nttyb;
#ifdef TERMIOS
- BEFORE("intrflush");
- if (flag)
- cur_term->Nttyb.c_lflag &= ~(NOFLSH);
- else
- cur_term->Nttyb.c_lflag |= (NOFLSH);
- AFTER("intrflush");
- returnCode(_nc_set_tty_mode(&cur_term->Nttyb));
+ if (flag)
+ buf.c_lflag &= ~(NOFLSH);
+ else
+ buf.c_lflag |= (NOFLSH);
+ result = _nc_set_tty_mode(&buf);
#else
- returnCode(ERR);
+ /* FIXME */
#endif
+ if (result == OK) {
+ cur_term->Nttyb = buf;
+ }
+ AFTER("intrflush");
+ }
+ returnCode(result);
}
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