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/*
* Icon configuration.
*/
/*
* System-specific definitions are in define.h, which is loaded first.
*/
/*
* A number of symbols are defined here.
* Some enable or disable certain Icon features, for example:
* LoadFunc enables dynamic loading
*
* Many definitions reflect remnants of past research projects.
* Changing them to values not used in standard configurations
* may result in an unbuildable or nonfunctioning system.
*/
/*
* Graphics definitions.
*/
#ifdef Graphics
#ifndef XWindows
#ifdef MSWIN
#undef WinGraphics
#define WinGraphics 1
#else /* Graphics */
#define XWindows 1
#endif /* Graphics */
#endif /* XWindows */
#ifndef NoXpmFormat
#ifdef XWindows
#undef HaveXpmFormat
#define HaveXpmFormat
#endif /* XWindows */
#endif /* NoXpmFormat */
#undef LineCodes
#define LineCodes
#undef Polling
#define Polling
#else /* Graphics */
#undef XWindows
#undef WinGraphics
#endif /* Graphics */
/*
* Data sizes and alignment.
*/
#define WordSize sizeof(word)
#ifndef StackAlign
#define StackAlign 8
#endif /* StackAlign */
/*
* Other defaults.
*/
#ifndef MaxHdr
/*
* Maximum allowable BinaryHeader size.
* WARNING: changing this invalidates old BinaryHeader executables.
*/
#define MaxHdr 8192
#endif /* MaxHdr */
#ifndef MaxPath
#define MaxPath 512
#endif /* MaxPath */
#ifndef SourceSuffix
#define SourceSuffix ".icn"
#endif /* SourceSuffix */
/*
* Representations of directories. LocalDir is the "current working directory".
* SourceDir is where the source file is.
*/
#define LocalDir ""
#define SourceDir (char *)NULL
#ifndef TargetDir
#define TargetDir LocalDir
#endif /* TargetDir */
/*
* Features enabled by default.
*/
#ifndef NoPipes
#define Pipes
#endif /* Pipes */
#ifndef NoKeyboardFncs
#define KeyboardFncs
#endif /* KeyboardFncs */
#ifndef NoReadDirectory
#define ReadDirectory
#endif /* ReadDirectory */
#ifndef NoSysOpt
#define SysOpt
#endif /* SysOpt */
/*
* The following definitions assume ANSI C.
*/
#define Cat(x,y) x##y
#define Lit(x) #x
#define Bell '\a'
/*
* Miscellaney.
*/
#ifndef DiffPtrs
#define DiffPtrs(p1,p2) (word)((p1)-(p2))
#endif /* DiffPtrs */
#ifndef AllocReg
#define AllocReg(n) malloc(n)
#endif /* AllocReg */
#ifndef RttSuffix
#define RttSuffix ".r"
#endif /* RttSuffix */
#ifndef DBSuffix
#define DBSuffix ".db"
#endif /* DBSuffix */
#ifndef PPDirectives
#define PPDirectives {"passthru", PpKeep},
#endif /* PPDirectives */
#ifndef ExecSuffix
#define ExecSuffix ""
#endif /* ExecSuffix */
#ifndef CSuffix
#define CSuffix ".c"
#endif /* CSuffix */
/*
* Note, size of the hash table is a power of 2:
*/
#define IHSize 128
#define IHasher(x) (((unsigned int)(unsigned long)(x))&(IHSize-1))
/*
* Code for the interpreter.
*/
#ifndef IcodeSuffix
#define IcodeSuffix ""
#endif /* IcodeSuffix */
#ifndef IcodeASuffix
#define IcodeASuffix ""
#endif /* IcodeASuffix */
#ifndef U1Suffix
#define U1Suffix ".u1"
#endif /* U1Suffix */
#ifndef U2Suffix
#define U2Suffix ".u2"
#endif /* U2Suffix */
#ifndef USuffix
#define USuffix ".u"
#endif /* USuffix */
/*
* Vsizeof is for use with variable-sized (i.e., indefinite)
* structures containing an array of descriptors declared of size 1
* to avoid compiler warnings associated with 0-sized arrays.
*/
#define Vsizeof(s) (sizeof(s) - sizeof(struct descrip))
/*
* Other sizeof macros:
*
* Wsizeof(x) -- Size of x in words.
* Vwsizeof(x) -- Size of x in words, minus the size of a descriptor. Used
* when structures have a potentially null list of descriptors
* at their end.
*/
#define Wsizeof(x) ((sizeof(x) + sizeof(word) - 1) / sizeof(word))
#define Vwsizeof(x) \
((sizeof(x) - sizeof(struct descrip) + sizeof(word) - 1) / sizeof(word))
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