Source:NetHack 3.6.1/include/system.h
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Below is the full text to system.h from the source code of NetHack 3.6.1. To link to a particular line, write [[Source:NetHack 3.6.1/include/system.h#line123]], for example.
The NetHack General Public License applies to screenshots, source code and other content from NetHack.
This content was modified from the original NetHack source code distribution (by splitting up NetHack content between wiki pages, and possibly further editing). See the page history for a list of who changed it, and on what dates.
/* NetHack 3.6 system.h $NHDT-Date: 1501723401 2017/08/03 01:23:21 $ $NHDT-Branch: NetHack-3.6.0 $:$NHDT-Revision: 1.13 $ */
/* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
/*-Copyright (c) Robert Patrick Rankin, 2017. */
/* 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 long FDECL(atol, (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 long FDECL(atol, (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
#ifdef vprintf
#undef vprintf
#endif
#define vprintf printf
#ifdef vfprintf
#undef vfprintf
#endif
#define vfprintf fprintf
#ifdef vsprintf
#undef vsprintf
#endif
#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
#if defined(ALLOC_C) || defined(MAKEDEFS_C)
E genericptr_t FDECL(malloc, (size_t));
E genericptr_t FDECL(realloc, (genericptr_t, 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 */