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/****************************************************************************
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*
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* ftconfig.h
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*
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* ANSI-specific configuration file (specification only).
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*
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* Copyright (C) 1996-2019 by
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* David Turner, Robert Wilhelm, and Werner Lemberg.
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*
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* This file is part of the FreeType project, and may only be used,
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* modified, and distributed under the terms of the FreeType project
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* license, LICENSE.TXT. By continuing to use, modify, or distribute
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* this file you indicate that you have read the license and
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* understand and accept it fully.
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*
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*/
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/**************************************************************************
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*
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* This header file contains a number of macro definitions that are used by
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* the rest of the engine. Most of the macros here are automatically
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* determined at compile time, and you should not need to change it to port
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* FreeType, except to compile the library with a non-ANSI compiler.
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*
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* Note however that if some specific modifications are needed, we advise
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* you to place a modified copy in your build directory.
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*
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* The build directory is usually `builds/<system>`, and contains
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* system-specific files that are always included first when building the
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* library.
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*
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* This ANSI version should stay in `include/config/`.
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*
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*/
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#ifndef FTCONFIG_H_
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#define FTCONFIG_H_
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#include <ft2build.h>
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#include FT_CONFIG_OPTIONS_H
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#include FT_CONFIG_STANDARD_LIBRARY_H
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FT_BEGIN_HEADER
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/**************************************************************************
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*
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* PLATFORM-SPECIFIC CONFIGURATION MACROS
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*
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* These macros can be toggled to suit a specific system. The current ones
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* are defaults used to compile FreeType in an ANSI C environment (16bit
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* compilers are also supported). Copy this file to your own
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* `builds/<system>` directory, and edit it to port the engine.
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*
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*/
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/* There are systems (like the Texas Instruments 'C54x) where a `char` */
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/* has 16~bits. ANSI~C says that `sizeof(char)` is always~1. Since an */
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/* `int` has 16~bits also for this system, `sizeof(int)` gives~1 which */
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/* is probably unexpected. */
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/* */
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/* `CHAR_BIT` (defined in `limits.h`) gives the number of bits in a */
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/* `char` type. */
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#ifndef FT_CHAR_BIT
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#define FT_CHAR_BIT CHAR_BIT
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#endif
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/* The size of an `int` type. */
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#if FT_UINT_MAX == 0xFFFFUL
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#define FT_SIZEOF_INT ( 16 / FT_CHAR_BIT )
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#elif FT_UINT_MAX == 0xFFFFFFFFUL
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#define FT_SIZEOF_INT ( 32 / FT_CHAR_BIT )
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#elif FT_UINT_MAX > 0xFFFFFFFFUL && FT_UINT_MAX == 0xFFFFFFFFFFFFFFFFUL
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#define FT_SIZEOF_INT ( 64 / FT_CHAR_BIT )
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#else
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#error "Unsupported size of `int' type!"
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#endif
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/* The size of a `long` type. A five-byte `long` (as used e.g. on the */
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/* DM642) is recognized but avoided. */
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#if FT_ULONG_MAX == 0xFFFFFFFFUL
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#define FT_SIZEOF_LONG ( 32 / FT_CHAR_BIT )
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#elif FT_ULONG_MAX > 0xFFFFFFFFUL && FT_ULONG_MAX == 0xFFFFFFFFFFUL
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#define FT_SIZEOF_LONG ( 32 / FT_CHAR_BIT )
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#elif FT_ULONG_MAX > 0xFFFFFFFFUL && FT_ULONG_MAX == 0xFFFFFFFFFFFFFFFFUL
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#define FT_SIZEOF_LONG ( 64 / FT_CHAR_BIT )
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#else
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#error "Unsupported size of `long' type!"
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#endif
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/* `FT_UNUSED` indicates that a given parameter is not used -- */
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/* this is only used to get rid of unpleasant compiler warnings. */
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#ifndef FT_UNUSED
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#define FT_UNUSED( arg ) ( (arg) = (arg) )
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#endif
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/**************************************************************************
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*
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* AUTOMATIC CONFIGURATION MACROS
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*
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* These macros are computed from the ones defined above. Don't touch
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* their definition, unless you know precisely what you are doing. No
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* porter should need to mess with them.
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*
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*/
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/**************************************************************************
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*
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* Mac support
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*
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* This is the only necessary change, so it is defined here instead
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* providing a new configuration file.
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*/
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#if defined( __APPLE__ ) || ( defined( __MWERKS__ ) && defined( macintosh ) )
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/* No Carbon frameworks for 64bit 10.4.x. */
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/* `AvailabilityMacros.h` is available since Mac OS X 10.2, */
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/* so guess the system version by maximum errno before inclusion. */
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#include <errno.h>
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#ifdef ECANCELED /* defined since 10.2 */
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#include "AvailabilityMacros.h"
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#endif
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#if defined( __LP64__ ) && \
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( MAC_OS_X_VERSION_MIN_REQUIRED <= MAC_OS_X_VERSION_10_4 )
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#undef FT_MACINTOSH
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#endif
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#elif defined( __SC__ ) || defined( __MRC__ )
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/* Classic MacOS compilers */
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#include "ConditionalMacros.h"
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#if TARGET_OS_MAC
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#define FT_MACINTOSH 1
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#endif
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#endif
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/* Fix compiler warning with sgi compiler. */
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#if defined( __sgi ) && !defined( __GNUC__ )
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#if defined( _COMPILER_VERSION ) && ( _COMPILER_VERSION >= 730 )
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#pragma set woff 3505
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#endif
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#endif
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/**************************************************************************
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*
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* @section:
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* basic_types
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*
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*/
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/**************************************************************************
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*
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* @type:
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* FT_Int16
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*
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* @description:
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* A typedef for a 16bit signed integer type.
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*/
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typedef signed short FT_Int16;
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/**************************************************************************
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*
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* @type:
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* FT_UInt16
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*
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* @description:
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* A typedef for a 16bit unsigned integer type.
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*/
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typedef unsigned short FT_UInt16;
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/* */
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/* this #if 0 ... #endif clause is for documentation purposes */
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#if 0
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/**************************************************************************
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*
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* @type:
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* FT_Int32
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*
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* @description:
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* A typedef for a 32bit signed integer type. The size depends on the
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* configuration.
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*/
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typedef signed XXX FT_Int32;
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/**************************************************************************
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*
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* @type:
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* FT_UInt32
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*
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* A typedef for a 32bit unsigned integer type. The size depends on the
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* configuration.
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*/
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typedef unsigned XXX FT_UInt32;
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/**************************************************************************
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*
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* @type:
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* FT_Int64
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*
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* A typedef for a 64bit signed integer type. The size depends on the
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* configuration. Only defined if there is real 64bit support;
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* otherwise, it gets emulated with a structure (if necessary).
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*/
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typedef signed XXX FT_Int64;
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/**************************************************************************
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*
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* @type:
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* FT_UInt64
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*
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* A typedef for a 64bit unsigned integer type. The size depends on the
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* configuration. Only defined if there is real 64bit support;
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* otherwise, it gets emulated with a structure (if necessary).
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*/
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typedef unsigned XXX FT_UInt64;
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/* */
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#endif
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#if FT_SIZEOF_INT == ( 32 / FT_CHAR_BIT )
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typedef signed int FT_Int32;
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typedef unsigned int FT_UInt32;
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#elif FT_SIZEOF_LONG == ( 32 / FT_CHAR_BIT )
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typedef signed long FT_Int32;
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typedef unsigned long FT_UInt32;
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#else
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#error "no 32bit type found -- please check your configuration files"
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#endif
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/* look up an integer type that is at least 32~bits */
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#if FT_SIZEOF_INT >= ( 32 / FT_CHAR_BIT )
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typedef int FT_Fast;
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typedef unsigned int FT_UFast;
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#elif FT_SIZEOF_LONG >= ( 32 / FT_CHAR_BIT )
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typedef long FT_Fast;
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typedef unsigned long FT_UFast;
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#endif
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/* determine whether we have a 64-bit `int` type for platforms without */
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/* Autoconf */
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#if FT_SIZEOF_LONG == ( 64 / FT_CHAR_BIT )
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/* `FT_LONG64` must be defined if a 64-bit type is available */
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#define FT_LONG64
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#define FT_INT64 long
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#define FT_UINT64 unsigned long
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/**************************************************************************
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*
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* A 64-bit data type may create compilation problems if you compile in
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* strict ANSI mode. To avoid them, we disable other 64-bit data types if
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* `__STDC__` is defined. You can however ignore this rule by defining the
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* `FT_CONFIG_OPTION_FORCE_INT64` configuration macro.
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*/
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#elif !defined( __STDC__ ) || defined( FT_CONFIG_OPTION_FORCE_INT64 )
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#if defined( __STDC_VERSION__ ) && __STDC_VERSION__ >= 199901L
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#define FT_LONG64
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#define FT_INT64 long long int
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#define FT_UINT64 unsigned long long int
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#elif defined( _MSC_VER ) && _MSC_VER >= 900 /* Visual C++ (and Intel C++) */
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/* this compiler provides the `__int64` type */
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#define FT_LONG64
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#define FT_INT64 __int64
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#define FT_UINT64 unsigned __int64
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#elif defined( __BORLANDC__ ) /* Borland C++ */
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/* XXXX: We should probably check the value of `__BORLANDC__` in order */
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/* to test the compiler version. */
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/* this compiler provides the `__int64` type */
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#define FT_LONG64
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#define FT_INT64 __int64
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#define FT_UINT64 unsigned __int64
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#elif defined( __WATCOMC__ ) /* Watcom C++ */
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/* Watcom doesn't provide 64-bit data types */
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#elif defined( __MWERKS__ ) /* Metrowerks CodeWarrior */
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#define FT_LONG64
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#define FT_INT64 long long int
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#define FT_UINT64 unsigned long long int
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#elif defined( __GNUC__ )
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/* GCC provides the `long long` type */
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#define FT_LONG64
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#define FT_INT64 long long int
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#define FT_UINT64 unsigned long long int
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#endif /* __STDC_VERSION__ >= 199901L */
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326 |
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#endif /* FT_SIZEOF_LONG == (64 / FT_CHAR_BIT) */
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#ifdef FT_LONG64
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typedef FT_INT64 FT_Int64;
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typedef FT_UINT64 FT_UInt64;
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#endif
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#ifdef _WIN64
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336 |
/* only 64bit Windows uses the LLP64 data model, i.e., */
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/* 32bit integers, 64bit pointers */
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338 |
#define FT_UINT_TO_POINTER( x ) (void*)(unsigned __int64)(x)
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#else
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340 |
#define FT_UINT_TO_POINTER( x ) (void*)(unsigned long)(x)
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#endif
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54876
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/**************************************************************************
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345 |
*
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* miscellaneous
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347 |
*
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348 |
*/
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49234
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349 |
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351 |
#define FT_BEGIN_STMNT do {
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352 |
#define FT_END_STMNT } while ( 0 )
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353 |
#define FT_DUMMY_STMNT FT_BEGIN_STMNT FT_END_STMNT
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54876
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/* `typeof` condition taken from gnulib's `intprops.h` header file */
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49234
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#if ( ( defined( __GNUC__ ) && __GNUC__ >= 2 ) || \
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358 |
( defined( __IBMC__ ) && __IBMC__ >= 1210 && \
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359 |
defined( __IBM__TYPEOF__ ) ) || \
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360 |
( defined( __SUNPRO_C ) && __SUNPRO_C >= 0x5110 && !__STDC__ ) )
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361 |
#define FT_TYPEOF( type ) ( __typeof__ ( type ) )
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362 |
#else
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363 |
#define FT_TYPEOF( type ) /* empty */
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364 |
#endif
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365 |
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366 |
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54876
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367 |
/* Use `FT_LOCAL` and `FT_LOCAL_DEF` to declare and define, */
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|
368 |
/* respectively, a function that gets used only within the scope of a */
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369 |
/* module. Normally, both the header and source code files for such a */
|
|
|
370 |
/* function are within a single module directory. */
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|
371 |
/* */
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|
|
372 |
/* Intra-module arrays should be tagged with `FT_LOCAL_ARRAY` and */
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|
373 |
/* `FT_LOCAL_ARRAY_DEF`. */
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|
374 |
/* */
|
|
49234
|
375 |
#ifdef FT_MAKE_OPTION_SINGLE_OBJECT
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|
|
376 |
|
|
|
377 |
#define FT_LOCAL( x ) static x
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|
|
378 |
#define FT_LOCAL_DEF( x ) static x
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|
379 |
|
|
|
380 |
#else
|
|
|
381 |
|
|
|
382 |
#ifdef __cplusplus
|
|
|
383 |
#define FT_LOCAL( x ) extern "C" x
|
|
|
384 |
#define FT_LOCAL_DEF( x ) extern "C" x
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|
|
385 |
#else
|
|
|
386 |
#define FT_LOCAL( x ) extern x
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|
387 |
#define FT_LOCAL_DEF( x ) x
|
|
|
388 |
#endif
|
|
|
389 |
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|
390 |
#endif /* FT_MAKE_OPTION_SINGLE_OBJECT */
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|
|
391 |
|
|
|
392 |
#define FT_LOCAL_ARRAY( x ) extern const x
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|
|
393 |
#define FT_LOCAL_ARRAY_DEF( x ) const x
|
|
|
394 |
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|
395 |
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54876
|
396 |
/* Use `FT_BASE` and `FT_BASE_DEF` to declare and define, respectively, */
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|
|
397 |
/* functions that are used in more than a single module. In the */
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|
|
398 |
/* current setup this implies that the declaration is in a header file */
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|
|
399 |
/* in the `include/freetype/internal` directory, and the function body */
|
|
|
400 |
/* is in a file in `src/base`. */
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|
|
401 |
/* */
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|
49234
|
402 |
#ifndef FT_BASE
|
|
|
403 |
|
|
|
404 |
#ifdef __cplusplus
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|
|
405 |
#define FT_BASE( x ) extern "C" x
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|
406 |
#else
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|
407 |
#define FT_BASE( x ) extern x
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|
|
408 |
#endif
|
|
|
409 |
|
|
|
410 |
#endif /* !FT_BASE */
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|
|
411 |
|
|
|
412 |
|
|
|
413 |
#ifndef FT_BASE_DEF
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|
|
414 |
|
|
|
415 |
#ifdef __cplusplus
|
|
|
416 |
#define FT_BASE_DEF( x ) x
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|
|
417 |
#else
|
|
|
418 |
#define FT_BASE_DEF( x ) x
|
|
|
419 |
#endif
|
|
|
420 |
|
|
|
421 |
#endif /* !FT_BASE_DEF */
|
|
|
422 |
|
|
|
423 |
|
|
54876
|
424 |
/* When compiling FreeType as a DLL or DSO with hidden visibility */
|
|
|
425 |
/* some systems/compilers need a special attribute in front OR after */
|
|
|
426 |
/* the return type of function declarations. */
|
|
|
427 |
/* */
|
|
|
428 |
/* Two macros are used within the FreeType source code to define */
|
|
|
429 |
/* exported library functions: `FT_EXPORT` and `FT_EXPORT_DEF`. */
|
|
|
430 |
/* */
|
|
|
431 |
/* - `FT_EXPORT( return_type )` */
|
|
|
432 |
/* */
|
|
|
433 |
/* is used in a function declaration, as in */
|
|
|
434 |
/* */
|
|
|
435 |
/* ``` */
|
|
|
436 |
/* FT_EXPORT( FT_Error ) */
|
|
|
437 |
/* FT_Init_FreeType( FT_Library* alibrary ); */
|
|
|
438 |
/* ``` */
|
|
|
439 |
/* */
|
|
|
440 |
/* - `FT_EXPORT_DEF( return_type )` */
|
|
|
441 |
/* */
|
|
|
442 |
/* is used in a function definition, as in */
|
|
|
443 |
/* */
|
|
|
444 |
/* ``` */
|
|
|
445 |
/* FT_EXPORT_DEF( FT_Error ) */
|
|
|
446 |
/* FT_Init_FreeType( FT_Library* alibrary ) */
|
|
|
447 |
/* { */
|
|
|
448 |
/* ... some code ... */
|
|
|
449 |
/* return FT_Err_Ok; */
|
|
|
450 |
/* } */
|
|
|
451 |
/* ``` */
|
|
|
452 |
/* */
|
|
|
453 |
/* You can provide your own implementation of `FT_EXPORT` and */
|
|
|
454 |
/* `FT_EXPORT_DEF` here if you want. */
|
|
|
455 |
/* */
|
|
|
456 |
/* To export a variable, use `FT_EXPORT_VAR`. */
|
|
|
457 |
/* */
|
|
49234
|
458 |
#ifndef FT_EXPORT
|
|
|
459 |
|
|
50479
|
460 |
#ifdef FT2_BUILD_LIBRARY
|
|
|
461 |
|
|
54876
|
462 |
#if defined( _WIN32 ) && defined( DLL_EXPORT )
|
|
50479
|
463 |
#define FT_EXPORT( x ) __declspec( dllexport ) x
|
|
|
464 |
#elif defined( __GNUC__ ) && __GNUC__ >= 4
|
|
|
465 |
#define FT_EXPORT( x ) __attribute__(( visibility( "default" ) )) x
|
|
54876
|
466 |
#elif defined( __SUNPRO_C ) && __SUNPRO_C >= 0x550
|
|
|
467 |
#define FT_EXPORT( x ) __global x
|
|
50479
|
468 |
#elif defined( __cplusplus )
|
|
49234
|
469 |
#define FT_EXPORT( x ) extern "C" x
|
|
|
470 |
#else
|
|
|
471 |
#define FT_EXPORT( x ) extern x
|
|
|
472 |
#endif
|
|
|
473 |
|
|
|
474 |
#else
|
|
50479
|
475 |
|
|
54876
|
476 |
#if defined( _WIN32 ) && defined( DLL_IMPORT )
|
|
49234
|
477 |
#define FT_EXPORT( x ) __declspec( dllimport ) x
|
|
50479
|
478 |
#elif defined( __cplusplus )
|
|
|
479 |
#define FT_EXPORT( x ) extern "C" x
|
|
|
480 |
#else
|
|
|
481 |
#define FT_EXPORT( x ) extern x
|
|
49234
|
482 |
#endif
|
|
50479
|
483 |
|
|
49234
|
484 |
#endif
|
|
|
485 |
|
|
|
486 |
#endif /* !FT_EXPORT */
|
|
|
487 |
|
|
|
488 |
|
|
|
489 |
#ifndef FT_EXPORT_DEF
|
|
|
490 |
|
|
|
491 |
#ifdef __cplusplus
|
|
|
492 |
#define FT_EXPORT_DEF( x ) extern "C" x
|
|
|
493 |
#else
|
|
|
494 |
#define FT_EXPORT_DEF( x ) extern x
|
|
|
495 |
#endif
|
|
|
496 |
|
|
|
497 |
#endif /* !FT_EXPORT_DEF */
|
|
|
498 |
|
|
|
499 |
|
|
|
500 |
#ifndef FT_EXPORT_VAR
|
|
|
501 |
|
|
|
502 |
#ifdef __cplusplus
|
|
|
503 |
#define FT_EXPORT_VAR( x ) extern "C" x
|
|
|
504 |
#else
|
|
|
505 |
#define FT_EXPORT_VAR( x ) extern x
|
|
|
506 |
#endif
|
|
|
507 |
|
|
|
508 |
#endif /* !FT_EXPORT_VAR */
|
|
|
509 |
|
|
|
510 |
|
|
|
511 |
/* The following macros are needed to compile the library with a */
|
|
|
512 |
/* C++ compiler and with 16bit compilers. */
|
|
|
513 |
/* */
|
|
|
514 |
|
|
54876
|
515 |
/* This is special. Within C++, you must specify `extern "C"` for */
|
|
49234
|
516 |
/* functions which are used via function pointers, and you also */
|
|
|
517 |
/* must do that for structures which contain function pointers to */
|
|
|
518 |
/* assure C linkage -- it's not possible to have (local) anonymous */
|
|
|
519 |
/* functions which are accessed by (global) function pointers. */
|
|
|
520 |
/* */
|
|
|
521 |
/* */
|
|
|
522 |
/* FT_CALLBACK_DEF is used to _define_ a callback function, */
|
|
|
523 |
/* located in the same source code file as the structure that uses */
|
|
|
524 |
/* it. */
|
|
|
525 |
/* */
|
|
|
526 |
/* FT_BASE_CALLBACK and FT_BASE_CALLBACK_DEF are used to declare */
|
|
|
527 |
/* and define a callback function, respectively, in a similar way */
|
|
|
528 |
/* as FT_BASE and FT_BASE_DEF work. */
|
|
|
529 |
/* */
|
|
|
530 |
/* FT_CALLBACK_TABLE is used to _declare_ a constant variable that */
|
|
|
531 |
/* contains pointers to callback functions. */
|
|
|
532 |
/* */
|
|
|
533 |
/* FT_CALLBACK_TABLE_DEF is used to _define_ a constant variable */
|
|
|
534 |
/* that contains pointers to callback functions. */
|
|
|
535 |
/* */
|
|
|
536 |
/* */
|
|
|
537 |
/* Some 16bit compilers have to redefine these macros to insert */
|
|
54876
|
538 |
/* the infamous `_cdecl` or `__fastcall` declarations. */
|
|
49234
|
539 |
/* */
|
|
|
540 |
#ifndef FT_CALLBACK_DEF
|
|
|
541 |
#ifdef __cplusplus
|
|
|
542 |
#define FT_CALLBACK_DEF( x ) extern "C" x
|
|
|
543 |
#else
|
|
|
544 |
#define FT_CALLBACK_DEF( x ) static x
|
|
|
545 |
#endif
|
|
|
546 |
#endif /* FT_CALLBACK_DEF */
|
|
|
547 |
|
|
|
548 |
#ifndef FT_BASE_CALLBACK
|
|
|
549 |
#ifdef __cplusplus
|
|
|
550 |
#define FT_BASE_CALLBACK( x ) extern "C" x
|
|
|
551 |
#define FT_BASE_CALLBACK_DEF( x ) extern "C" x
|
|
|
552 |
#else
|
|
|
553 |
#define FT_BASE_CALLBACK( x ) extern x
|
|
|
554 |
#define FT_BASE_CALLBACK_DEF( x ) x
|
|
|
555 |
#endif
|
|
|
556 |
#endif /* FT_BASE_CALLBACK */
|
|
|
557 |
|
|
|
558 |
#ifndef FT_CALLBACK_TABLE
|
|
|
559 |
#ifdef __cplusplus
|
|
|
560 |
#define FT_CALLBACK_TABLE extern "C"
|
|
|
561 |
#define FT_CALLBACK_TABLE_DEF extern "C"
|
|
|
562 |
#else
|
|
|
563 |
#define FT_CALLBACK_TABLE extern
|
|
|
564 |
#define FT_CALLBACK_TABLE_DEF /* nothing */
|
|
|
565 |
#endif
|
|
|
566 |
#endif /* FT_CALLBACK_TABLE */
|
|
|
567 |
|
|
|
568 |
|
|
|
569 |
FT_END_HEADER
|
|
|
570 |
|
|
|
571 |
|
|
|
572 |
#endif /* FTCONFIG_H_ */
|
|
|
573 |
|
|
|
574 |
|
|
|
575 |
/* END */
|