/****************************************************************************
- * Copyright (c) 1998-2008,2009 Free Software Foundation, Inc. *
+ * Copyright 2020 Thomas E. Dickey *
+ * Copyright 1998-2016,2017 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 *
*/
#include <curses.priv.h>
-#include <term.h> /* cur_term, pad_char */
#include <termcap.h> /* ospeed */
-#if defined(__FreeBSD__)
+#if defined(__FreeBSD__) || defined(__OpenBSD__)
#include <sys/param.h>
#endif
* of the indices up to B115200 fit nicely in a 'short', allowing us to retain
* ospeed's type for compatibility.
*/
-#if (defined(__FreeBSD__) && (__FreeBSD_version < 700000)) || defined(__NetBSD__) || defined(__OpenBSD__)
+#if NCURSES_OSPEED_COMPAT && \
+ ((defined(__FreeBSD__) && (__FreeBSD_version < 700000)) || \
+ defined(__NetBSD__) || \
+ ((defined(__OpenBSD__) && OpenBSD < 201510)) || \
+ defined(__APPLE__))
#undef B0
#undef B50
#undef B75
#undef USE_OLD_TTY
#endif /* USE_OLD_TTY */
-MODULE_ID("$Id: lib_baudrate.c,v 1.28 2009/02/14 21:41:22 tom Exp $")
+MODULE_ID("$Id: lib_baudrate.c,v 1.45 2020/09/05 21:15:32 tom Exp $")
/*
* int
*/
struct speed {
- int s; /* value for 'ospeed' is an index */
- int sp; /* the actual speed */
+ int given_speed; /* values for 'ospeed' */
+ int actual_speed; /* the actual speed */
};
+#if !defined(EXP_WIN32_DRIVER)
+#define DATA(number) { B##number, number }
+
static struct speed const speeds[] =
{
- {B0, 0},
- {B50, 50},
- {B75, 75},
- {B110, 110},
- {B134, 134},
- {B150, 150},
- {B200, 200},
- {B300, 300},
- {B600, 600},
- {B1200, 1200},
- {B1800, 1800},
- {B2400, 2400},
- {B4800, 4800},
- {B9600, 9600},
+ DATA(0),
+ DATA(50),
+ DATA(75),
+ DATA(110),
+ DATA(134),
+ DATA(150),
+ DATA(200),
+ DATA(300),
+ DATA(600),
+ DATA(1200),
+ DATA(1800),
+ DATA(2400),
+ DATA(4800),
+ DATA(9600),
#ifdef B19200
- {B19200, 19200},
-#else
-#ifdef EXTA
+ DATA(19200),
+#elif defined(EXTA)
{EXTA, 19200},
#endif
+#ifdef B28800
+ DATA(28800),
#endif
#ifdef B38400
- {B38400, 38400},
-#else
-#ifdef EXTB
+ DATA(38400),
+#elif defined(EXTB)
{EXTB, 38400},
#endif
-#endif
#ifdef B57600
- {B57600, 57600},
+ DATA(57600),
+#endif
+ /* ifdef to prevent overflow when OLD_TTY is not available */
+#if !(NCURSES_OSPEED_COMPAT && defined(__FreeBSD__) && (__FreeBSD_version > 700000))
+#ifdef B76800
+ DATA(76800),
#endif
#ifdef B115200
- {B115200, 115200},
+ DATA(115200),
+#endif
+#ifdef B153600
+ DATA(153600),
#endif
#ifdef B230400
- {B230400, 230400},
+ DATA(230400),
+#endif
+#ifdef B307200
+ DATA(307200),
#endif
#ifdef B460800
- {B460800, 460800},
+ DATA(460800),
+#endif
+#ifdef B500000
+ DATA(500000),
+#endif
+#ifdef B576000
+ DATA(576000),
#endif
#ifdef B921600
- {B921600, 921600},
+ DATA(921600),
+#endif
+#ifdef B1000000
+ DATA(1000000),
+#endif
+#ifdef B1152000
+ DATA(1152000),
+#endif
+#ifdef B1500000
+ DATA(1500000),
+#endif
+#ifdef B2000000
+ DATA(2000000),
+#endif
+#ifdef B2500000
+ DATA(2500000),
+#endif
+#ifdef B3000000
+ DATA(3000000),
+#endif
+#ifdef B3500000
+ DATA(3500000),
+#endif
+#ifdef B4000000
+ DATA(4000000),
+#endif
#endif
};
+#endif /* !EXP_WIN32_DRIVER */
NCURSES_EXPORT(int)
_nc_baudrate(int OSpeed)
{
+#if defined(EXP_WIN32_DRIVER)
+ /* On Windows this is a noop */
+ (void) OSpeed;
+ return (OK);
+#else
#if !USE_REENTRANT
static int last_OSpeed;
static int last_baudrate;
#endif
int result = ERR;
- unsigned i;
+ if (OSpeed < 0)
+ OSpeed = (NCURSES_OSPEED) OSpeed;
+ if (OSpeed < 0)
+ OSpeed = (unsigned short) OSpeed;
#if !USE_REENTRANT
if (OSpeed == last_OSpeed) {
result = last_baudrate;
#endif
if (result == ERR) {
if (OSpeed >= 0) {
+ unsigned i;
+
for (i = 0; i < SIZEOF(speeds); i++) {
- if (speeds[i].s == OSpeed) {
- result = speeds[i].sp;
+ if (speeds[i].given_speed > OSpeed) {
+ break;
+ }
+ if (speeds[i].given_speed == OSpeed) {
+ result = speeds[i].actual_speed;
break;
}
}
}
#if !USE_REENTRANT
- if (OSpeed == last_OSpeed) {
+ if (OSpeed != last_OSpeed) {
last_OSpeed = OSpeed;
last_baudrate = result;
}
#endif
}
return (result);
+#endif /* !EXP_WIN32_DRIVER */
}
NCURSES_EXPORT(int)
_nc_ospeed(int BaudRate)
{
int result = 1;
- unsigned i;
-
+#if defined(EXP_WIN32_DRIVER)
+ (void) BaudRate;
+#else
if (BaudRate >= 0) {
+ unsigned i;
+
for (i = 0; i < SIZEOF(speeds); i++) {
- if (speeds[i].sp == BaudRate) {
- result = speeds[i].s;
+ if (speeds[i].actual_speed == BaudRate) {
+ result = speeds[i].given_speed;
break;
}
}
}
+#endif
return (result);
}
{
int result;
- T((T_CALLED("baudrate()")));
+ T((T_CALLED("baudrate(%p)"), (void *) SP_PARM));
+#if defined(EXP_WIN32_DRIVER)
+ result = OK;
+#else
/*
* In debugging, allow the environment symbol to override when we're
* redirecting to a file, so we can construct repeatable test-cases
* that take into account costs that depend on baudrate.
*/
#ifdef TRACE
- if (!isatty(fileno(SP_PARM ? SP_PARM->_ofp : stdout))
+ if (IsValidTIScreen(SP_PARM)
+ && !NC_ISATTY(fileno((SP_PARM && SP_PARM->_ofp) ? SP_PARM->_ofp : stdout))
&& getenv("BAUDRATE") != 0) {
int ret;
if ((ret = _nc_getenv_num("BAUDRATE")) <= 0)
ret = 9600;
- ospeed = _nc_ospeed(ret);
+ ospeed = (NCURSES_OSPEED) _nc_ospeed(ret);
returnCode(ret);
}
#endif
- if (cur_term != 0) {
+ if (IsValidTIScreen(SP_PARM)) {
#ifdef USE_OLD_TTY
- result = cfgetospeed(&cur_term->Nttyb);
- ospeed = _nc_ospeed(result);
+ result = (int) cfgetospeed(&(TerminalOf(SP_PARM)->Nttyb));
+ ospeed = (NCURSES_OSPEED) _nc_ospeed(result);
#else /* !USE_OLD_TTY */
#ifdef TERMIOS
- ospeed = cfgetospeed(&cur_term->Nttyb);
+ ospeed = (NCURSES_OSPEED) cfgetospeed(&(TerminalOf(SP_PARM)->Nttyb));
#else
- ospeed = cur_term->Nttyb.sg_ospeed;
+ ospeed = (NCURSES_OSPEED) TerminalOf(SP_PARM)->Nttyb.sg_ospeed;
#endif
result = _nc_baudrate(ospeed);
#endif
- cur_term->_baudrate = result;
+ TerminalOf(SP_PARM)->_baudrate = result;
} else {
result = ERR;
}
-
+#endif /* !EXP_WIN32_DRIVER */
returnCode(result);
}