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/*
Copyright (c) 1990-2005 Info-ZIP. All rights reserved.
See the accompanying file LICENSE, version 2004-May-22 or later
(the contents of which are also included in zip.h) for terms of use.
If, for some reason, both of these files are missing, the Info-ZIP license
also may be found at: ftp://ftp.info-zip.org/pub/infozip/license.html
*/
/*
ttyio.h
*/
#ifndef __ttyio_h /* don't include more than once */
#define __ttyio_h
#ifndef __crypt_h
# include "crypt.h" /* ensure that encryption header file has been seen */
#endif
#if (CRYPT || (defined(UNZIP) && !defined(FUNZIP)))
/*
* Non-echo keyboard/console input support is needed and enabled.
*/
#ifndef __G /* UnZip only, for now (DLL stuff) */
# define __G
# define __G__
# define __GDEF
# define __GPRO void
# define __GPRO__
#endif
#ifndef ZCONST /* UnZip only (until have configure script like Zip) */
# define ZCONST const
#endif
#if (defined(MSDOS) || defined(OS2) || defined(WIN32))
# ifndef DOS_OS2_W32
# define DOS_OS2_W32
# endif
#endif
#if (defined(DOS_OS2_W32) || defined(__human68k__))
# ifndef DOS_H68_OS2_W32
# define DOS_H68_OS2_W32
# endif
#endif
#if (defined(DOS_OS2_W32) || defined(FLEXOS))
# ifndef DOS_FLX_OS2_W32
# define DOS_FLX_OS2_W32
# endif
#endif
#if (defined(DOS_H68_OS2_W32) || defined(FLEXOS))
# ifndef DOS_FLX_H68_OS2_W32
# define DOS_FLX_H68_OS2_W32
# endif
#endif
#if (defined(VM_CMS) || defined(MVS))
# ifndef CMS_MVS
# define CMS_MVS
# endif
#endif
/* Function prototypes */
/* The following systems supply a `non-echo' character input function "getch()"
* (or an alias) and do not need the echoff() / echon() function pair.
*/
#ifdef AMIGA
# define echoff(f)
# define echon()
# define getch() Agetch()
# define HAVE_WORKING_GETCH
#endif /* AMIGA */
#ifdef ATARI
# define echoff(f)
# define echon()
# include <osbind.h>
# define getch() (Cnecin() & 0x000000ff)
# define HAVE_WORKING_GETCH
#endif
#ifdef MACOS
# define echoff(f)
# define echon()
# define getch() macgetch()
# define HAVE_WORKING_GETCH
#endif
#ifdef NLM
# define echoff(f)
# define echon()
# define HAVE_WORKING_GETCH
#endif
#ifdef QDOS
# define echoff(f)
# define echon()
# define HAVE_WORKING_GETCH
#endif
#ifdef RISCOS
# define echoff(f)
# define echon()
# define getch() SWI_OS_ReadC()
# define HAVE_WORKING_GETCH
#endif
#ifdef DOS_H68_OS2_W32
# define echoff(f)
# define echon()
# ifdef WIN32
# ifndef getch
# define getch() getch_win32()
# endif
# else /* !WIN32 */
# ifdef __EMX__
# ifndef getch
# define getch() _read_kbd(0, 1, 0)
# endif
# else /* !__EMX__ */
# ifdef __GO32__
# include <pc.h>
# define getch() getkey()
# else /* !__GO32__ */
# include <conio.h>
# endif /* ?__GO32__ */
# endif /* ?__EMX__ */
# endif /* ?WIN32 */
# define HAVE_WORKING_GETCH
#endif /* DOS_H68_OS2_W32 */
#ifdef FLEXOS
# define echoff(f)
# define echon()
# define getch() getchar() /* not correct, but may not be on a console */
# define HAVE_WORKING_GETCH
#endif
/* For VM/CMS and MVS, we do not (yet) have any support to switch terminal
* input echo on and off. The following "fake" definitions allow inclusion
* of crypt support and UnZip's "pause prompting" features, but without
* any echo suppression.
*/
#ifdef CMS_MVS
# define echoff(f)
# define echon()
#endif
#ifdef TANDEM
# define echoff(f)
# define echon()
# define getch() zgetch() /* defined in TANDEMC */
# define HAVE_WORKING_GETCH
#endif
/* The THEOS C runtime library supplies the function conmask() to toggle
* terminal input echo on (conmask("e")) and off (conmask("n")). But,
* since THEOS C RTL also contains a working non-echo getch() function,
* the echo toggles are not needed.
*/
#ifdef THEOS
# define echoff(f)
# define echon()
# define HAVE_WORKING_GETCH
#endif
/* VMS has a single echo() function in ttyio.c to toggle terminal
* input echo on and off.
*/
#ifdef VMS
# define echoff(f) echo(0)
# define echon() echo(1)
int echo OF((int));
#endif
/* For all other systems, ttyio.c supplies the two functions Echoff() and
* Echon() for suppressing and (re)enabling console input echo.
*/
#ifndef echoff
# define echoff(f) Echoff(__G__ f)
# define echon() Echon(__G)
void Echoff OF((__GPRO__ int f));
void Echon OF((__GPRO));
#endif
/* this stuff is used by MORE and also now by the ctrl-S code; fileio.c only */
#if (defined(UNZIP) && !defined(FUNZIP))
# ifdef HAVE_WORKING_GETCH
# define FGETCH(f) getch()
# endif
# ifndef FGETCH
/* default for all systems where no getch()-like function is available */
int zgetch OF((__GPRO__ int f));
# define FGETCH(f) zgetch(__G__ f)
# endif
#endif /* UNZIP && !FUNZIP */
#if (CRYPT && !defined(WINDLL))
char *getp OF((__GPRO__ ZCONST char *m, char *p, int n));
#endif
#else /* !(CRYPT || (UNZIP && !FUNZIP)) */
/*
* No need for non-echo keyboard/console input; provide dummy definitions.
*/
#define echoff(f)
#define echon()
#endif /* ?(CRYPT || (UNZIP && !FUNZIP)) */
#endif /* !__ttyio_h */
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