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/* SCCS Id: @(#)system.h 3.4 2001/12/07 */
/* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
/* NetHack may be freely redistributed. See license for details. */
#ifndef SYSTEM_H
#define SYSTEM_H
#if !defined(__cplusplus) && !defined(__GO32__)
#define E extern
/* some old <sys/types.h> may not define off_t and size_t; if your system is
* one of these, define them by hand below
*/
#if (defined(VMS) && !defined(__GNUC__)) || defined(MAC)
#include <types.h>
#else
# ifndef AMIGA
#include <sys/types.h>
# endif
#endif
#if (defined(MICRO) && !defined(TOS)) || defined(ANCIENT_VAXC)
# if !defined(_SIZE_T) && !defined(__size_t) /* __size_t for CSet/2 */
# define _SIZE_T
# if !((defined(MSDOS) || defined(OS2)) && defined(_SIZE_T_DEFINED)) /* MSC 5.1 */
# if !(defined(__GNUC__) && defined(AMIGA))
typedef unsigned int size_t;
# endif
# endif
# endif
#endif /* MICRO && !TOS */
#if defined(__TURBOC__) || defined(MAC)
#include <time.h> /* time_t is not in <sys/types.h> */
#endif
#if defined(ULTRIX) && !(defined(ULTRIX_PROTO) || defined(NHSTDC))
/* The Ultrix v3.0 <sys/types.h> seems to be very wrong. */
# define time_t long
#endif
#if defined(ULTRIX) || defined(VMS)
# define off_t long
#endif
#if defined(AZTEC) || defined(THINKC4) || defined(__TURBOC__)
typedef long off_t;
#endif
#endif /* !__cplusplus && !__GO32__ */
/* You may want to change this to fit your system, as this is almost
* impossible to get right automatically.
* This is the type of signal handling functions.
*/
#if !defined(OS2) && (defined(_MSC_VER) || defined(__TURBOC__) || defined(__SC__) || defined(WIN32))
# define SIG_RET_TYPE void (__cdecl *)(int)
#endif
#ifndef SIG_RET_TYPE
# if defined(NHSTDC) || defined(POSIX_TYPES) || defined(OS2) || defined(__DECC)
# define SIG_RET_TYPE void (*)()
# endif
#endif
#ifndef SIG_RET_TYPE
# if defined(ULTRIX) || defined(SUNOS4) || defined(SVR3) || defined(SVR4)
/* SVR3 is defined automatically by some systems */
# define SIG_RET_TYPE void (*)()
# endif
#endif
#ifndef SIG_RET_TYPE /* BSD, SIII, SVR2 and earlier, Sun3.5 and earlier */
# define SIG_RET_TYPE int (*)()
#endif
#if !defined(__cplusplus) && !defined(__GO32__)
#if defined(BSD) || defined(ULTRIX) || defined(RANDOM)
# ifdef random
# undef random
# endif
# if !defined(__SC__) && !defined(LINUX)
E long NDECL(random);
# endif
# if (!defined(SUNOS4) && !defined(bsdi) && !defined(__FreeBSD__)) || defined(RANDOM)
E void FDECL(srandom, (unsigned int));
# else
# if !defined(bsdi) && !defined(__FreeBSD__)
E int FDECL(srandom, (unsigned int));
# endif
# endif
#else
E long lrand48();
E void srand48();
#endif /* BSD || ULTRIX || RANDOM */
#if !defined(BSD) || defined(ultrix)
/* real BSD wants all these to return int */
# ifndef MICRO
E void FDECL(exit, (int));
# endif /* MICRO */
/* compensate for some CSet/2 bogosities */
# if defined(OS2_CSET2) && defined(OS2_CSET2_VER_2)
# define open _open
# define close _close
# define read _read
# define write _write
# define lseek _lseek
# define chdir _chdir
# define getcwd _getcwd
# define setmode _setmode
# endif /* OS2_CSET2 && OS2_CSET2_VER_2 */
/* If flex thinks that we're not __STDC__ it declares free() to return
int and we die. We must use __STDC__ instead of NHSTDC because
the former is naturally what flex tests for. */
# if defined(__STDC__) || !defined(FLEX_SCANNER)
# ifndef OS2_CSET2
# ifndef MONITOR_HEAP
E void FDECL(free, (genericptr_t));
# endif
# endif
# endif
#if !defined(__SASC_60) && !defined(_DCC) && !defined(__SC__)
# if defined(AMIGA) && !defined(AZTEC_50) && !defined(__GNUC__)
E int FDECL(perror, (const char *));
# else
# if !(defined(ULTRIX_PROTO) && defined(__GNUC__))
E void FDECL(perror, (const char *));
# endif
# endif
#endif
#endif
#ifndef NeXT
#ifdef POSIX_TYPES
E void FDECL(qsort, (genericptr_t,size_t,size_t,
int(*)(const genericptr,const genericptr)));
#else
# if defined(BSD) || defined(ULTRIX)
E int qsort();
# else
# if !defined(LATTICE) && !defined(AZTEC_50)
E void FDECL(qsort, (genericptr_t,size_t,size_t,
int(*)(const genericptr,const genericptr)));
# endif
# endif
#endif
#endif /* NeXT */
#ifndef __SASC_60
#if !defined(AZTEC_50) && !defined(__GNUC__)
/* may already be defined */
# ifdef ULTRIX
# ifdef ULTRIX_PROTO
E int FDECL(lseek, (int,off_t,int));
# else
E long FDECL(lseek, (int,off_t,int));
# endif
/* Ultrix 3.0 man page mistakenly says it returns an int. */
E int FDECL(write, (int,char *,int));
E int FDECL(link, (const char *, const char*));
# else
# ifndef bsdi
E long FDECL(lseek, (int,long,int));
# endif
# if defined(POSIX_TYPES) || defined(__TURBOC__)
# ifndef bsdi
E int FDECL(write, (int, const void *,unsigned));
# endif
# else
# ifndef __MWERKS__ /* metrowerks defines write via universal headers */
E int FDECL(write, (int,genericptr_t,unsigned));
# endif
# endif
# endif /* ULTRIX */
# ifdef OS2_CSET2 /* IBM CSet/2 */
# ifdef OS2_CSET2_VER_1
E int FDECL(unlink, (char *));
# else
E int FDECL(unlink, (const char *)); /* prototype is ok in ver >= 2 */
# endif
# else
# ifndef __SC__
E int FDECL(unlink, (const char *));
# endif
# endif
#endif /* AZTEC_50 && __GNUC__ */
#ifdef MAC
#ifndef __CONDITIONALMACROS__ /* universal headers */
E int FDECL(close, (int)); /* unistd.h */
E int FDECL(read, (int, char *, int)); /* unistd.h */
E int FDECL(chdir, (const char *)); /* unistd.h */
E char *FDECL(getcwd, (char *,int)); /* unistd.h */
#endif
E int FDECL(open, (const char *,int));
#endif
#if defined(MICRO)
E int FDECL(close, (int));
#ifndef __EMX__
E int FDECL(read, (int,genericptr_t,unsigned int));
#endif
E int FDECL(open, (const char *,int,...));
E int FDECL(dup2, (int, int));
E int FDECL(setmode, (int,int));
E int NDECL(kbhit);
# if !defined(_DCC)
# if defined(__TURBOC__)
E int FDECL(chdir, (const char *));
# else
# ifndef __EMX__
E int FDECL(chdir, (char *));
# endif
# endif
# ifndef __EMX__
E char *FDECL(getcwd, (char *,int));
# endif
# endif /* !_DCC */
#endif
#ifdef ULTRIX
E int FDECL(close, (int));
E int FDECL(atoi, (const char *));
E int FDECL(chdir, (const char *));
# if !defined(ULTRIX_CC20) && !defined(__GNUC__)
E int FDECL(chmod, (const char *,int));
E mode_t FDECL(umask, (int));
# endif
E int FDECL(read, (int,genericptr_t,unsigned));
/* these aren't quite right, but this saves including lots of system files */
E int FDECL(stty, (int,genericptr_t));
E int FDECL(gtty, (int,genericptr_t));
E int FDECL(ioctl, (int, int, char*));
E int FDECL(isatty, (int)); /* 1==yes, 0==no, -1==error */
#include <sys/file.h>
# if defined(ULTRIX_PROTO) || defined(__GNUC__)
E int NDECL(fork);
# else
E long NDECL(fork);
# endif
#endif /* ULTRIX */
#ifdef VMS
# ifndef abs
E int FDECL(abs, (int));
# endif
E int FDECL(atexit, (void (*)(void)));
E int FDECL(atoi, (const char *));
E int FDECL(chdir, (const char *));
E int FDECL(chown, (const char *,unsigned,unsigned));
# ifdef __DECC_VER
E int FDECL(chmod, (const char *,mode_t));
E mode_t FDECL(umask, (mode_t));
# else
E int FDECL(chmod, (const char *,int));
E int FDECL(umask, (int));
# endif
/* #include <unixio.h> */
E int FDECL(close, (int));
E int VDECL(creat, (const char *,unsigned,...));
E int FDECL(delete, (const char *));
E int FDECL(fstat, ( /*_ int, stat_t * _*/ ));
E int FDECL(isatty, (int)); /* 1==yes, 0==no, -1==error */
E long FDECL(lseek, (int,long,int));
E int VDECL(open, (const char *,int,unsigned,...));
E int FDECL(read, (int,genericptr_t,unsigned));
E int FDECL(rename, (const char *,const char *));
E int FDECL(stat, ( /*_ const char *,stat_t * _*/ ));
E int FDECL(write, (int,const genericptr,unsigned));
#endif
#endif /* __SASC_60 */
/* both old & new versions of Ultrix want these, but real BSD does not */
#ifdef ultrix
E void abort();
E void bcopy();
# ifdef ULTRIX
E int FDECL(system, (const char *));
# ifndef _UNISTD_H_
E int FDECL(execl, (const char *, ...));
# endif
# endif
#endif
#ifdef MICRO
E void NDECL(abort);
E void FDECL(_exit, (int));
E int FDECL(system, (const char *));
#endif
#if defined(HPUX) && !defined(_POSIX_SOURCE)
E long NDECL(fork);
#endif
#ifdef POSIX_TYPES
/* The POSIX string.h is required to define all the mem* and str* functions */
#include <string.h>
#else
#if defined(SYSV) || defined(VMS) || defined(MAC) || defined(SUNOS4)
# if defined(NHSTDC) || (defined(VMS) && !defined(ANCIENT_VAXC))
# if !defined(_AIX32) && !(defined(SUNOS4) && defined(__STDC__))
/* Solaris unbundled cc (acc) */
E int FDECL(memcmp, (const void *,const void *,size_t));
E void *FDECL(memcpy, (void *, const void *, size_t));
E void *FDECL(memset, (void *, int, size_t));
# endif
# else
# ifndef memcmp /* some systems seem to macro these back to b*() */
E int memcmp();
# endif
# ifndef memcpy
E char *memcpy();
# endif
# ifndef memset
E char *memset();
# endif
# endif
#else
# ifdef HPUX
E int FDECL(memcmp, (char *,char *,int));
E void *FDECL(memcpy, (char *,char *,int));
E void *FDECL(memset, (char*,int,int));
# endif
#endif
#endif /* POSIX_TYPES */
#if defined(MICRO) && !defined(LATTICE)
# if defined(TOS) && defined(__GNUC__)
E int FDECL(memcmp, (const void *,const void *,size_t));
E void *FDECL(memcpy, (void *,const void *,size_t));
E void *FDECL(memset, (void *,int,size_t));
# else
# if defined(AZTEC_50) || defined(NHSTDC) || defined(WIN32)
E int FDECL(memcmp, (const void *, const void *, size_t));
E void *FDECL(memcpy, (void *, const void *, size_t));
E void *FDECL(memset, (void *, int, size_t));
# else
E int FDECL(memcmp, (char *,char *,unsigned int));
E char *FDECL(memcpy, (char *,char *,unsigned int));
E char *FDECL(memset, (char*,int,int));
# endif /* AZTEC_50 || NHSTDC */
# endif /* TOS */
#endif /* MICRO */
#if defined(BSD) && defined(ultrix) /* i.e., old versions of Ultrix */
E void sleep();
#endif
#if defined(ULTRIX) || defined(SYSV)
E unsigned sleep();
#endif
#if defined(HPUX)
E unsigned int FDECL(sleep, (unsigned int));
#endif
#ifdef VMS
E int FDECL(sleep, (unsigned));
#endif
E char *FDECL(getenv, (const char *));
E char *getlogin();
#if defined(HPUX) && !defined(_POSIX_SOURCE)
E long NDECL(getuid);
E long NDECL(getgid);
E long NDECL(getpid);
#else
# ifdef POSIX_TYPES
E pid_t NDECL(getpid);
E uid_t NDECL(getuid);
E gid_t NDECL(getgid);
# ifdef VMS
E pid_t NDECL(getppid);
# endif
# else /*!POSIX_TYPES*/
# ifndef getpid /* Borland C defines getpid() as a macro */
E int NDECL(getpid);
# endif
# ifdef VMS
E int NDECL(getppid);
E unsigned NDECL(getuid);
E unsigned NDECL(getgid);
# endif
# if defined(ULTRIX) && !defined(_UNISTD_H_)
E unsigned NDECL(getuid);
E unsigned NDECL(getgid);
E int FDECL(setgid, (int));
E int FDECL(setuid, (int));
# endif
# endif /*?POSIX_TYPES*/
#endif /*?(HPUX && !_POSIX_SOURCE)*/
/* add more architectures as needed */
#if defined(HPUX)
#define seteuid(x) setreuid(-1, (x));
#endif
/*# string(s).h #*/
#if !defined(_XtIntrinsic_h) && !defined(POSIX_TYPES)
/* <X11/Intrinsic.h> #includes <string[s].h>; so does defining POSIX_TYPES */
#if (defined(ULTRIX) || defined(NeXT)) && defined(__GNUC__)
#include <strings.h>
#else
E char *FDECL(strcpy, (char *,const char *));
E char *FDECL(strncpy, (char *,const char *,size_t));
E char *FDECL(strcat, (char *,const char *));
E char *FDECL(strncat, (char *,const char *,size_t));
E char *FDECL(strpbrk, (const char *,const char *));
# if defined(SYSV) || defined(MICRO) || defined(MAC) || defined(VMS) || defined(HPUX)
E char *FDECL(strchr, (const char *,int));
E char *FDECL(strrchr, (const char *,int));
# else /* BSD */
E char *FDECL(index, (const char *,int));
E char *FDECL(rindex, (const char *,int));
# endif
E int FDECL(strcmp, (const char *,const char *));
E int FDECL(strncmp, (const char *,const char *,size_t));
# if defined(MICRO) || defined(MAC) || defined(VMS)
E size_t FDECL(strlen, (const char *));
# else
# ifdef HPUX
E unsigned int FDECL(strlen, (char *));
# else
# if !(defined(ULTRIX_PROTO) && defined(__GNUC__))
E int FDECL(strlen, (const char *));
# endif
# endif /* HPUX */
# endif /* MICRO */
#endif /* ULTRIX */
#endif /* !_XtIntrinsic_h_ && !POSIX_TYPES */
#if defined(ULTRIX) && defined(__GNUC__)
E char *FDECL(index, (const char *,int));
E char *FDECL(rindex, (const char *,int));
#endif
/* Old varieties of BSD have char *sprintf().
* Newer varieties of BSD have int sprintf() but allow for the old char *.
* Several varieties of SYSV and PC systems also have int sprintf().
* If your system doesn't agree with this breakdown, you may want to change
* this declaration, especially if your machine treats the types differently.
* If your system defines sprintf, et al, in stdio.h, add to the initial
* #if.
*/
#if defined(ULTRIX) || defined(__DECC) || defined(__SASC_60) || defined(WIN32)
#define SPRINTF_PROTO
#endif
#if (defined(SUNOS4) && defined(__STDC__)) || defined(_AIX32)
#define SPRINTF_PROTO
#endif
#if defined(TOS) || defined(AZTEC_50) || defined(__sgi) || defined(__GNUC__)
/* problem with prototype mismatches */
#define SPRINTF_PROTO
#endif
#if defined(__MWERKS__) || defined(__SC__)
/* Metrowerks already has a prototype for sprintf() */
# define SPRINTF_PROTO
#endif
#ifndef SPRINTF_PROTO
# if defined(POSIX_TYPES) || defined(DGUX) || defined(NeXT) || !defined(BSD)
E int FDECL(sprintf, (char *,const char *,...));
# else
# define OLD_SPRINTF
E char *sprintf();
# endif
#endif
#ifdef SPRINTF_PROTO
# undef SPRINTF_PROTO
#endif
#ifndef __SASC_60
#ifdef NEED_VARARGS
# if defined(USE_STDARG) || defined(USE_VARARGS)
# if !defined(SVR4) && !defined(apollo)
# if !(defined(ULTRIX_PROTO) && defined(__GNUC__))
# if !(defined(SUNOS4) && defined(__STDC__)) /* Solaris unbundled cc (acc) */
E int FDECL(vsprintf, (char *, const char *, va_list));
E int FDECL(vfprintf, (FILE *, const char *, va_list));
E int FDECL(vprintf, (const char *, va_list));
# endif
# endif
# endif
# else
# define vprintf printf
# define vfprintf fprintf
# define vsprintf sprintf
# endif
#endif /* NEED_VARARGS */
#endif
#ifdef MICRO
E int FDECL(tgetent, (const char *,const char *));
E void FDECL(tputs, (const char *,int,int (*)()));
E int FDECL(tgetnum, (const char *));
E int FDECL(tgetflag, (const char *));
E char *FDECL(tgetstr, (const char *,char **));
E char *FDECL(tgoto, (const char *,int,int));
#else
# if ! (defined(HPUX) && defined(_POSIX_SOURCE))
E int FDECL(tgetent, (char *,const char *));
E void FDECL(tputs, (const char *,int,int (*)()));
# endif
E int FDECL(tgetnum, (const char *));
E int FDECL(tgetflag, (const char *));
E char *FDECL(tgetstr, (const char *,char **));
E char *FDECL(tgoto, (const char *,int,int));
#endif
#ifdef ALLOC_C
E genericptr_t FDECL(malloc, (size_t));
#endif
/* time functions */
# ifndef LATTICE
# if !(defined(ULTRIX_PROTO) && defined(__GNUC__))
E struct tm *FDECL(localtime, (const time_t *));
# endif
# endif
# if defined(ULTRIX) || (defined(BSD) && defined(POSIX_TYPES)) || defined(SYSV) || defined(MICRO) || defined(VMS) || defined(MAC) || (defined(HPUX) && defined(_POSIX_SOURCE))
E time_t FDECL(time, (time_t *));
# else
E long FDECL(time, (time_t *));
# endif /* ULTRIX */
#ifdef VMS
/* used in makedefs.c, but missing from gcc-vms's <time.h> */
E char *FDECL(ctime, (const time_t *));
#endif
#ifdef MICRO
# ifdef abs
# undef abs
# endif
E int FDECL(abs, (int));
# ifdef atoi
# undef atoi
# endif
E int FDECL(atoi, (const char *));
#endif
#undef E
#endif /* !__cplusplus && !__GO32__ */
#endif /* SYSTEM_H */