textio/txInput.c: Refactor header includes

Rather than being dependent on OS-level defines,
refactor to use feature-level defines.
This commit is contained in:
Torleif Skår 2025-07-31 20:11:49 +02:00
parent 388572c1ff
commit d825f6cafe
1 changed files with 47 additions and 58 deletions

View File

@ -1223,36 +1223,29 @@ TxGetLine(
* ----------------------------------------------------------------------------
*/
#if defined(SYSV) || defined(CYGWIN)
void
txGetTermState(
struct termio *buf)
{
ioctl( fileno( stdin ), TCGETA, buf);
}
#elif defined (__OpenBSD__) || defined(EMSCRIPTEN)
void
txGetTermState(
struct termios *buf)
{
(void) tcgetattr(fileno(stdin), buf);
}
#if defined(HAVE_TERMIOS_H)
struct termios *buf
#elif defined(HAVE_TERMIO_H)
struct termio *buf
#else
void
txGetTermState(
txTermState *buf)
txTermState *buf
#endif
)
{
#if defined(HAVE_TERMIOS_H) /* POSIX */
(void) tcgetattr(fileno(stdin), buf);
#elif defined(HAVE_TERMIO_H) /* SYSV */
ioctl( fileno( stdin ), TCGETA, buf);
#else /* fallback to sgtty-style */
ASSERT(TxStdinIsatty, "txGetTermState");
/* save the current terminal characteristics */
(void) ioctl(fileno(stdin), TIOCGETP, (char *) &(buf->tx_i_sgtty) );
(void) ioctl(fileno(stdin), TIOCGETC, (char *) &(buf->tx_i_tchars) );
#endif
}
#endif /* SYSV */
/*
@ -1271,24 +1264,24 @@ txGetTermState(
void
txSetTermState(
#if defined(SYSV) || defined(CYGWIN)
struct termio *buf
#elif defined (__OpenBSD__) || defined(EMSCRIPTEN)
#if defined(HAVE_TERMIOS_H)
struct termios *buf
#elif defined(HAVE_TERMIO_H)
struct termio *buf
#else
txTermState *buf
#endif /* SYSV */
)
#endif
)
{
#if defined(SYSV) || defined(CYGWIN)
ioctl( fileno(stdin), TCSETAF, buf );
#elif defined (__OpenBSD__) || defined(EMSCRIPTEN)
#if defined(HAVE_TERMIOS_H) /* POSIX */
(void) tcsetattr( fileno(stdin), TCSANOW, buf );
#else
#elif defined(HAVE_TERMIO_H) /* SYSV */
ioctl( fileno(stdin), TCSETAF, buf );
#else /* fallback to sgtty-style */
/* set the current terminal characteristics */
(void) ioctl(fileno(stdin), TIOCSETN, (char *) &(buf->tx_i_sgtty) );
(void) ioctl(fileno(stdin), TIOCSETC, (char *) &(buf->tx_i_tchars) );
#endif /* SYSV */
#endif
}
@ -1311,37 +1304,36 @@ txSetTermState(
void
txInitTermRec(
#if defined(SYSV) || defined(CYGWIN)
struct termio *buf
#elif defined (__OpenBSD__) || defined(EMSCRIPTEN)
#if defined(HAVE_TERMIOS_H)
struct termios *buf
#elif defined(HAVE_TERMIO_H)
struct termio *buf
#else
txTermState *buf
#endif /* SYSV */
)
#endif
)
{
#if defined(SYSV) || defined(CYGWIN) || defined(__OpenBSD__) || defined(EMSCRIPTEN)
#if defined(HAVE_TERMIOS_H) || defined(HAVE_TERMIO_H)
buf->c_lflag = ISIG; /* raw: no echo and no processing, allow signals */
buf->c_cc[ VMIN ] = 1;
buf->c_cc[ VTIME ] = 0;
#else
#else /* sgtty-style interface */
/* set things up for us, turn off echo, turn on cbreak, no EOF */
buf->tx_i_sgtty.sg_flags |= CBREAK;
buf->tx_i_sgtty.sg_flags &= ~ECHO;
buf->tx_i_tchars.t_eofc = -1;
#endif /* SYSV */
#endif
}
#if defined(SYSV) || defined(CYGWIN)
struct termio closeTermState;
#elif defined (__OpenBSD__) || defined(EMSCRIPTEN)
#if defined(HAVE_TERMIOS_H)
struct termios closeTermState;
#elif defined(HAVE_TERMIO_H)
struct termio closeTermState;
#else
static txTermState closeTermState;
#endif /* SYSV */
#endif
static bool haveCloseState = FALSE;
@ -1364,21 +1356,18 @@ static bool haveCloseState = FALSE;
void
txSaveTerm(void)
{
#if defined(SYSV) || defined(CYGWIN)
ioctl( fileno( stdin ), TCGETA, &closeTermState);
txEraseChar = closeTermState.c_cc[VERASE];
txKillChar = closeTermState.c_cc[VKILL];
TxEOFChar = closeTermState.c_cc[VEOF];
TxInterruptChar = closeTermState.c_cc[VINTR];
haveCloseState = TRUE;
#elif defined (__OpenBSD__) || defined(EMSCRIPTEN)
#if defined(HAVE_TERMIOS_H) || defined(HAVE_TERMIO_H)
# if defined(HAVE_TERMIOS_H)
(void) tcgetattr( fileno( stdin ), &closeTermState);
# else /* HAVE_TERMIO_H */
ioctl( fileno( stdin ), TCGETA, &closeTermState);
# endif /* HAVE_TERMIOS_H || HAVE_TERMIO_H */
txEraseChar = closeTermState.c_cc[VERASE];
txKillChar = closeTermState.c_cc[VKILL];
TxEOFChar = closeTermState.c_cc[VEOF];
TxInterruptChar = closeTermState.c_cc[VINTR];
haveCloseState = TRUE;
#else
#else /* sgtty-style interface */
struct ltchars lt;
txGetTermState(&closeTermState);
(void) ioctl(fileno(stdin), TIOCGLTC, (char *) &lt);
@ -1391,7 +1380,7 @@ txSaveTerm(void)
TxEOFChar = closeTermState.tx_i_tchars.t_eofc;
TxInterruptChar = closeTermState.tx_i_tchars.t_intrc;
haveCloseState = TRUE;
#endif /* SYSV */
#endif
}
@ -1412,13 +1401,13 @@ txSaveTerm(void)
void
TxSetTerminal(void)
{
#if defined(SYSV) || defined(CYGWIN)
struct termio buf;
#elif defined (__OpenBSD__) || defined(EMSCRIPTEN)
#if defined(HAVE_TERMIOS_H)
struct termios buf;
#elif defined(HAVE_TERMIO_H)
struct termio buf;
#else
txTermState buf;
#endif /* SYSV */
#endif
#ifdef MAGIC_WRAPPER
/* If using Tk console, don't mess with the terminal settings; */