/***************************************************************************/
/*                                                                         */
/*  ftconfig.h                                                             */
/*                                                                         */
/*    ANSI-specific configuration file (specification only).               */
/*                                                                         */
/*  Copyright 1996-2015 by                                                 */
/*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
/*                                                                         */
/*  This file is part of the FreeType project, and may only be used,       */
/*  modified, and distributed under the terms of the FreeType project      */
/*  license, LICENSE.TXT.  By continuing to use, modify, or distribute     */
/*  this file you indicate that you have read the license and              */
/*  understand and accept it fully.                                        */
/*                                                                         */
/***************************************************************************/

/*************************************************************************/
/*                                                                       */
/* This header file contains a number of macro definitions that are used */
/* by the rest of the engine.  Most of the macros here are automatically */
/* determined at compile time, and you should not need to change it to   */
/* port FreeType, except to compile the library with a non-ANSI          */
/* compiler.                                                             */
/*                                                                       */
/* Note however that if some specific modifications are needed, we       */
/* advise you to place a modified copy in your build directory.          */
/*                                                                       */
/* The build directory is usually `builds/<system>', and contains        */
/* system-specific files that are always included first when building    */
/* the library.                                                          */
/*                                                                       */
/* This ANSI version should stay in `include/config/'.                   */
/*                                                                       */
/*************************************************************************/

// This file is mostly unchanged, but it is specified here so that we can
// set FT_CONFIG_OPTIONS_H to "ftoption.h" and the right file will be included.

#ifndef __FTCONFIG_H__
#define __FTCONFIG_H__

#include <ft2build.h>
#include FT_CONFIG_OPTIONS_H
#include FT_CONFIG_STANDARD_LIBRARY_H

FT_BEGIN_HEADER

/*************************************************************************/
/*                                                                       */
/*               PLATFORM-SPECIFIC CONFIGURATION MACROS                  */
/*                                                                       */
/* These macros can be toggled to suit a specific system.  The current   */
/* ones are defaults used to compile FreeType in an ANSI C environment   */
/* (16bit compilers are also supported).  Copy this file to your own     */
/* `builds/<system>' directory, and edit it to port the engine.          */
/*                                                                       */
/*************************************************************************/

/* There are systems (like the Texas Instruments 'C54x) where a `char' */
/* has 16 bits.  ANSI C says that sizeof(char) is always 1.  Since an  */
/* `int' has 16 bits also for this system, sizeof(int) gives 1 which   */
/* is probably unexpected.                                             */
/*                                                                     */
/* `CHAR_BIT' (defined in limits.h) gives the number of bits in a      */
/* `char' type.                                                        */

#ifndef FT_CHAR_BIT
#define FT_CHAR_BIT CHAR_BIT
#endif

/* The size of an `int' type.  */
#if FT_UINT_MAX == 0xFFFFUL
#define FT_SIZEOF_INT (16 / FT_CHAR_BIT)
#elif FT_UINT_MAX == 0xFFFFFFFFUL
#define FT_SIZEOF_INT (32 / FT_CHAR_BIT)
#elif FT_UINT_MAX > 0xFFFFFFFFUL && FT_UINT_MAX == 0xFFFFFFFFFFFFFFFFUL
#define FT_SIZEOF_INT (64 / FT_CHAR_BIT)
#else
#error "Unsupported size of `int' type!"
#endif

/* The size of a `long' type.  A five-byte `long' (as used e.g. on the */
/* DM642) is recognized but avoided.                                   */
#if FT_ULONG_MAX == 0xFFFFFFFFUL
#define FT_SIZEOF_LONG (32 / FT_CHAR_BIT)
#elif FT_ULONG_MAX > 0xFFFFFFFFUL && FT_ULONG_MAX == 0xFFFFFFFFFFUL
#define FT_SIZEOF_LONG (32 / FT_CHAR_BIT)
#elif FT_ULONG_MAX > 0xFFFFFFFFUL && FT_ULONG_MAX == 0xFFFFFFFFFFFFFFFFUL
#define FT_SIZEOF_LONG (64 / FT_CHAR_BIT)
#else
#error "Unsupported size of `long' type!"
#endif

/* FT_UNUSED is a macro used to indicate that a given parameter is not  */
/* used -- this is only used to get rid of unpleasant compiler warnings */
#ifndef FT_UNUSED
#define FT_UNUSED(arg) ((arg) = (arg))
#endif

/*************************************************************************/
/*                                                                       */
/*                     AUTOMATIC CONFIGURATION MACROS                    */
/*                                                                       */
/* These macros are computed from the ones defined above.  Don't touch   */
/* their definition, unless you know precisely what you are doing.  No   */
/* porter should need to mess with them.                                 */
/*                                                                       */
/*************************************************************************/

/*************************************************************************/
/*                                                                       */
/* Mac support                                                           */
/*                                                                       */
/*   This is the only necessary change, so it is defined here instead    */
/*   providing a new configuration file.                                 */
/*                                                                       */
#if defined(STARBOARD)
/* Nothing. */
#elif defined(__APPLE__) || (defined(__MWERKS__) && defined(macintosh))
/* no Carbon frameworks for 64bit 10.4.x */
/* AvailabilityMacros.h is available since Mac OS X 10.2,        */
/* so guess the system version by maximum errno before inclusion */
#include <errno.h>
#ifdef ECANCELED /* defined since 10.2 */
#include "AvailabilityMacros.h"
#endif
#if defined(__LP64__) && \
    (MAC_OS_X_VERSION_MIN_REQUIRED <= MAC_OS_X_VERSION_10_4)
#undef FT_MACINTOSH
#endif

#elif defined(__SC__) || defined(__MRC__)
/* Classic MacOS compilers */
#include "ConditionalMacros.h"
#if TARGET_OS_MAC
#define FT_MACINTOSH 1
#endif

#endif

/*************************************************************************/
/*                                                                       */
/* <Section>                                                             */
/*    basic_types                                                        */
/*                                                                       */
/*************************************************************************/

/*************************************************************************/
/*                                                                       */
/* <Type>                                                                */
/*    FT_Int16                                                           */
/*                                                                       */
/* <Description>                                                         */
/*    A typedef for a 16bit signed integer type.                         */
/*                                                                       */
typedef signed short FT_Int16;

/*************************************************************************/
/*                                                                       */
/* <Type>                                                                */
/*    FT_UInt16                                                          */
/*                                                                       */
/* <Description>                                                         */
/*    A typedef for a 16bit unsigned integer type.                       */
/*                                                                       */
typedef unsigned short FT_UInt16;

/* */

/* this #if 0 ... #endif clause is for documentation purposes */
#if 0

  /*************************************************************************/
  /*                                                                       */
  /* <Type>                                                                */
  /*    FT_Int32                                                           */
  /*                                                                       */
  /* <Description>                                                         */
  /*    A typedef for a 32bit signed integer type.  The size depends on    */
  /*    the configuration.                                                 */
  /*                                                                       */
  typedef signed XXX  FT_Int32;


  /*************************************************************************/
  /*                                                                       */
  /* <Type>                                                                */
  /*    FT_UInt32                                                          */
  /*                                                                       */
  /*    A typedef for a 32bit unsigned integer type.  The size depends on  */
  /*    the configuration.                                                 */
  /*                                                                       */
  typedef unsigned XXX  FT_UInt32;


  /*************************************************************************/
  /*                                                                       */
  /* <Type>                                                                */
  /*    FT_Int64                                                           */
  /*                                                                       */
  /*    A typedef for a 64bit signed integer type.  The size depends on    */
  /*    the configuration.  Only defined if there is real 64bit support;   */
  /*    otherwise, it gets emulated with a structure (if necessary).       */
  /*                                                                       */
  typedef signed XXX  FT_Int64;


  /*************************************************************************/
  /*                                                                       */
  /* <Type>                                                                */
  /*    FT_UInt64                                                          */
  /*                                                                       */
  /*    A typedef for a 64bit unsigned integer type.  The size depends on  */
  /*    the configuration.  Only defined if there is real 64bit support;   */
  /*    otherwise, it gets emulated with a structure (if necessary).       */
  /*                                                                       */
  typedef unsigned XXX  FT_UInt64;

  /* */

#endif

#if FT_SIZEOF_INT == (32 / FT_CHAR_BIT)

typedef signed int FT_Int32;
typedef unsigned int FT_UInt32;

#elif FT_SIZEOF_LONG == (32 / FT_CHAR_BIT)

typedef signed long FT_Int32;
typedef unsigned long FT_UInt32;

#else
#error "no 32bit type found -- please check your configuration files"
#endif

/* look up an integer type that is at least 32 bits */
#if FT_SIZEOF_INT >= (32 / FT_CHAR_BIT)

typedef int FT_Fast;
typedef unsigned int FT_UFast;

#elif FT_SIZEOF_LONG >= (32 / FT_CHAR_BIT)

typedef long FT_Fast;
typedef unsigned long FT_UFast;

#endif

/* determine whether we have a 64-bit int type for platforms without */
/* Autoconf                                                          */
#if FT_SIZEOF_LONG == (64 / FT_CHAR_BIT)

/* FT_LONG64 must be defined if a 64-bit type is available */
#define FT_LONG64
#define FT_INT64 long
#define FT_UINT64 unsigned long

/*************************************************************************/
/*                                                                       */
/* A 64-bit data type may create compilation problems if you compile     */
/* in strict ANSI mode.  To avoid them, we disable other 64-bit data     */
/* types if __STDC__ is defined.  You can however ignore this rule       */
/* by defining the FT_CONFIG_OPTION_FORCE_INT64 configuration macro.     */
/*                                                                       */
#elif !defined(__STDC__) || defined(FT_CONFIG_OPTION_FORCE_INT64)

#if defined(_MSC_VER) && _MSC_VER >= 900 /* Visual C++ (and Intel C++) */

/* this compiler provides the __int64 type */
#define FT_LONG64
#define FT_INT64 __int64
#define FT_UINT64 unsigned __int64

#elif defined(__BORLANDC__) /* Borland C++ */

/* XXXX: We should probably check the value of __BORLANDC__ in order */
/*       to test the compiler version.                               */

/* this compiler provides the __int64 type */
#define FT_LONG64
#define FT_INT64 __int64
#define FT_UINT64 unsigned __int64

#elif defined(__WATCOMC__) /* Watcom C++ */

/* Watcom doesn't provide 64-bit data types */

#elif defined(__MWERKS__) /* Metrowerks CodeWarrior */

#define FT_LONG64
#define FT_INT64 long long int
#define FT_UINT64 unsigned long long int

#elif defined(__GNUC__)

/* GCC provides the `long long' type */
#define FT_LONG64
#define FT_INT64 long long int
#define FT_UINT64 unsigned long long int

#endif /* _MSC_VER */

#endif /* FT_SIZEOF_LONG == (64 / FT_CHAR_BIT) */

#ifdef FT_LONG64
typedef FT_INT64 FT_Int64;
typedef FT_UINT64 FT_UInt64;
#endif

/*************************************************************************/
/*                                                                       */
/* miscellaneous                                                         */
/*                                                                       */
/*************************************************************************/

#define FT_BEGIN_STMNT do {
#define FT_END_STMNT \
  }                  \
  while (0)
#define FT_DUMMY_STMNT FT_BEGIN_STMNT FT_END_STMNT

/* typeof condition taken from gnulib's `intprops.h' header file */
#if (__GNUC__ >= 2 || defined(__IBM__TYPEOF__) || \
     (__SUNPRO_C >= 0x5110 && !__STDC__))
#define FT_TYPEOF(type) (__typeof__(type))
#else
#define FT_TYPEOF(type) /* empty */
#endif

#ifdef FT_MAKE_OPTION_SINGLE_OBJECT

#define FT_LOCAL(x) static x
#define FT_LOCAL_DEF(x) static x

#else

#ifdef __cplusplus
#define FT_LOCAL(x) extern "C" x
#define FT_LOCAL_DEF(x) extern "C" x
#else
#define FT_LOCAL(x) extern x
#define FT_LOCAL_DEF(x) x
#endif

#endif /* FT_MAKE_OPTION_SINGLE_OBJECT */

#define FT_LOCAL_ARRAY(x) extern const x
#define FT_LOCAL_ARRAY_DEF(x) const x

#ifndef FT_BASE

#ifdef __cplusplus
#define FT_BASE(x) extern "C" x
#else
#define FT_BASE(x) extern x
#endif

#endif /* !FT_BASE */

#ifndef FT_BASE_DEF

#ifdef __cplusplus
#define FT_BASE_DEF(x) x
#else
#define FT_BASE_DEF(x) x
#endif

#endif /* !FT_BASE_DEF */

#ifndef FT_EXPORT

#ifdef __cplusplus
#define FT_EXPORT(x) extern "C" x
#else
#define FT_EXPORT(x) extern x
#endif

#endif /* !FT_EXPORT */

#ifndef FT_EXPORT_DEF

#ifdef __cplusplus
#define FT_EXPORT_DEF(x) extern "C" x
#else
#define FT_EXPORT_DEF(x) extern x
#endif

#endif /* !FT_EXPORT_DEF */

#ifndef FT_EXPORT_VAR

#ifdef __cplusplus
#define FT_EXPORT_VAR(x) extern "C" x
#else
#define FT_EXPORT_VAR(x) extern x
#endif

#endif /* !FT_EXPORT_VAR */

/* The following macros are needed to compile the library with a   */
/* C++ compiler and with 16bit compilers.                          */
/*                                                                 */

/* This is special.  Within C++, you must specify `extern "C"' for */
/* functions which are used via function pointers, and you also    */
/* must do that for structures which contain function pointers to  */
/* assure C linkage -- it's not possible to have (local) anonymous */
/* functions which are accessed by (global) function pointers.     */
/*                                                                 */
/*                                                                 */
/* FT_CALLBACK_DEF is used to _define_ a callback function.        */
/*                                                                 */
/* FT_CALLBACK_TABLE is used to _declare_ a constant variable that */
/* contains pointers to callback functions.                        */
/*                                                                 */
/* FT_CALLBACK_TABLE_DEF is used to _define_ a constant variable   */
/* that contains pointers to callback functions.                   */
/*                                                                 */
/*                                                                 */
/* Some 16bit compilers have to redefine these macros to insert    */
/* the infamous `_cdecl' or `__fastcall' declarations.             */
/*                                                                 */
#ifndef FT_CALLBACK_DEF
#ifdef __cplusplus
#define FT_CALLBACK_DEF(x) extern "C" x
#else
#define FT_CALLBACK_DEF(x) static x
#endif
#endif /* FT_CALLBACK_DEF */

#ifndef FT_CALLBACK_TABLE
#ifdef __cplusplus
#define FT_CALLBACK_TABLE extern "C"
#define FT_CALLBACK_TABLE_DEF extern "C"
#else
#define FT_CALLBACK_TABLE extern
#define FT_CALLBACK_TABLE_DEF /* nothing */
#endif
#endif /* FT_CALLBACK_TABLE */

FT_END_HEADER

#endif /* __FTCONFIG_H__ */

/* END */