xenocara/app/xterm/xterm_io.h

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/* $XTermId: xterm_io.h,v 1.65 2018/06/28 21:35:01 tom Exp $ */
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/*
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* Copyright 2000-2017,2018 by Thomas E. Dickey
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*
* All Rights Reserved
*
* 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, 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 LISTED COPYRIGHT HOLDER(S) 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.
*/
#ifndef included_xterm_io_h
#define included_xterm_io_h
#include <xterm.h>
/*
* System-specific definitions (keep these chunks one-per-system!).
*
* FIXME: some, such as those defining USE_TERMIOS should be moved to xterm.h
* as they are integrated with the configure script.
*/
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#if defined(__minix)
#define USE_POSIX_TERMIOS 1
#undef HAVE_POSIX_OPENPT /* present, does not work */
#endif
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#ifdef CSRG_BASED
#define USE_TERMIOS
#endif
#ifdef __CYGWIN__
#define ATT
#define SVR4
#define SYSV
#define USE_SYSV_TERMIO
#endif
#if defined(__DragonFly__) || defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__INTERIX) || defined(__APPLE__) || defined(__UNIXWARE__) || defined(__hpux)
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#ifndef USE_POSIX_TERMIOS
#define USE_POSIX_TERMIOS
#endif
#endif
#if defined(AIXV4)
#define USE_POSIX_TERMIOS
#ifndef SYSV
#define SYSV
#endif
#endif
#ifdef linux
#define USE_TERMIOS
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#define HAVE_POSIX_OPENPT 1
#define HAVE_PTSNAME 1
#define HAVE_GRANTPT_PTY_ISATTY 1
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#endif
#ifdef __SCO__
#define USE_TERMIOS
#ifndef _SVID3
#define _SVID3
#endif
#endif
#ifdef Lynx
#define USE_SYSV_TERMIO
#endif
#ifdef macII
#undef SYSV /* pretend to be bsd (sgtty.h) */
#endif /* macII */
#if defined(__GLIBC__) && !defined(linux)
#define USE_POSIX_TERMIOS /* GNU/Hurd, GNU/KFreeBSD and GNU/KNetBSD */
#endif
#ifdef __MVS__
#define SVR4
#define USE_POSIX_TERMIOS
#endif
#ifdef __QNX__
#define USE_POSIX_TERMIOS
#endif
#if defined(__osf__)
#define USE_POSIX_TERMIOS
#undef SYSV
#endif
/*
* Indirect system dependencies
*/
#if defined(SVR4) && !defined(__sgi)
#define USE_TERMIOS
#endif
#ifdef SYSV
#define USE_SYSV_TERMIO
#endif
#if defined(USE_POSIX_TERMIOS) && !defined(USE_TERMIOS)
#define USE_TERMIOS
#endif
/*
* Low-level ioctl, where it is needed or non-conflicting with termio/etc.
*/
#ifdef __QNX__
#include <ioctl.h>
#else
#include <sys/ioctl.h>
#endif
/*
* Terminal I/O includes (termio, termios, sgtty headers).
*/
#if defined(USE_POSIX_TERMIOS) && !defined(__hpux)
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#include <termios.h>
#elif defined(USE_TERMIOS)
#include <termios.h>
/* this hacked termios support only works on SYSV */
#define USE_ANY_SYSV_TERMIO
#define termio termios
#ifndef __CYGWIN__
#undef TCGETA
#define TCGETA TCGETS
#undef TCSETA
#define TCSETA TCSETS
#undef TCSETAW
#define TCSETAW TCSETSW
#endif
#elif defined(USE_SYSV_TERMIO)
# define USE_ANY_SYSV_TERMIO
# ifdef Lynx
# include <termio.h>
# else
# include <sys/termio.h>
# endif
#elif defined(SYSV) || defined(ISC)
# include <sys/termio.h>
#elif !defined(VMS)
# include <sgtty.h>
#endif /* USE_POSIX_TERMIOS */
/*
* Stream includes, which declare struct winsize or ttysize.
*/
#ifdef SYSV
#ifdef USE_USG_PTYS
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#include <sys/stream.h> /* get typedef used in ptem.h */
#ifdef HAVE_SYS_PTEM_H
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#include <sys/ptem.h> /* get struct winsize */
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#endif
#endif /* USE_USG_PTYS */
#endif /* SYSV */
/*
* Special cases (structures and definitions that have to be adjusted).
*/
#if defined(__CYGWIN__) && !defined(TIOCSPGRP)
#include <termios.h>
#define TIOCSPGRP (_IOW('t', 118, pid_t))
#endif
#ifdef __hpux
#include <sys/bsdtty.h> /* defines TIOCSLTC */
#endif
#ifdef ISC
#define TIOCGPGRP TCGETPGRP
#define TIOCSPGRP TCSETPGRP
#endif
#ifdef Lynx
#include <resource.h>
#elif !(defined(SYSV) || defined(linux) || defined(VMS) || (defined(__QNX__)&&!defined(__QNXNTO__)))
#include <sys/resource.h>
#endif
#ifdef macII
#undef FIOCLEX
#undef FIONCLEX
#endif /* macII */
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#if defined(__QNX__) || defined(__GNU__) || defined(__MVS__) || defined(__osf__)
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#undef TIOCSLTC /* <sgtty.h> conflicts with <termios.h> */
#undef TIOCSLTC
#endif
#if defined (__sgi) || (defined(__linux__) && defined(__sparc__)) || defined(__UNIXWARE__)
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#undef TIOCLSET /* defined, but not useable */
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#endif
#if defined(sun) || defined(__UNIXWARE__)
#include <sys/filio.h>
#endif
#if defined(TIOCSLTC) && ! (defined(linux) || defined(__MVS__) || defined(Lynx) || defined(SVR4))
#define HAS_LTCHARS
#endif
#if !defined(TTYSIZE_STRUCT)
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#if defined(TIOCSWINSZ)
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#define USE_STRUCT_WINSIZE 1
#define TTYSIZE_STRUCT struct winsize
#define GET_TTYSIZE(fd, data) ioctl(fd, TIOCGWINSZ, (char *) &data)
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#define SET_TTYSIZE(fd, data) ioctl(fd, TIOCSWINSZ, (char *) &data)
#define TTYSIZE_COLS(data) data.ws_col
#define TTYSIZE_ROWS(data) data.ws_row
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#endif /* TIOCSWINSZ */
#endif /* TTYSIZE_STRUCT */
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#ifndef USE_STRUCT_WINSIZE
#error "There is a configuration error with struct winsize ifdef"
#endif
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/* "resize" depends upon order of assignments in this macro */
#ifdef USE_STRUCT_WINSIZE
#define setup_winsize(ts, rows, cols, height, width) \
(ts).ws_xpixel = (ttySize_t) (width), \
(ts).ws_ypixel = (ttySize_t) (height), \
TTYSIZE_ROWS(ts) = (ttySize_t) (rows), \
TTYSIZE_COLS(ts) = (ttySize_t) (cols)
#else
#define setup_winsize(ts, rows, cols, height, width) \
TTYSIZE_ROWS(ts) = (ttySize_t) (rows), \
TTYSIZE_COLS(ts) = (ttySize_t) (cols)
#endif
#if OPT_TRACE
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#ifdef USE_STRUCT_WINSIZE
#define trace_winsize(ts, id) \
TRACE(("%s@%d, TTYSIZE %s chars %dx%d pixels %dx%d\n", \
__FILE__, __LINE__, id, \
TTYSIZE_ROWS(ts), TTYSIZE_COLS(ts), (ts).ws_ypixel, (ts).ws_xpixel))
#else
#define trace_winsize(ts, id) \
TRACE(("%s@%d, TTYSIZE %s chars %dx%d\n", __FILE__, __LINE__, id, \
TTYSIZE_ROWS(ts), TTYSIZE_COLS(ts)))
#endif
#define TRACE_GET_TTYSIZE(fd, id) { \
TTYSIZE_STRUCT debug_ttysize; \
if (GET_TTYSIZE(fd, debug_ttysize) == 0) \
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trace_winsize(debug_ttysize, id); \
else \
TRACE(("%s@%d, TTYSIZE failed %s\n", __FILE__, __LINE__, strerror(errno))); \
}
#else
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#define trace_winsize(ts, id) /* nothing */
#define TRACE_GET_TTYSIZE(fd, id) /* nothing */
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#endif
typedef unsigned short ttySize_t;
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#endif /* included_xterm_io_h */