forked from minhngoc25a/freetype2
605 lines
24 KiB
Plaintext
605 lines
24 KiB
Plaintext
/***************************************************************************/
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/* */
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/* ftconfig.in */
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/* */
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/* UNIX-specific configuration file (specification only). */
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/* */
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/* Copyright 1996-2018 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 */
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/* by 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 */
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/* port FreeType, except to compile the library with a non-ANSI */
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/* compiler. */
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/* */
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/* Note however that if some specific modifications are needed, we */
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/* advise 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 */
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/* the library. */
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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 */
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/* ones are defaults used to compile FreeType in an ANSI C environment */
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/* (16bit 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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#undef HAVE_UNISTD_H
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#undef HAVE_FCNTL_H
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#undef HAVE_STDINT_H
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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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#undef FT_USE_AUTOCONF_SIZEOF_TYPES
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#ifdef FT_USE_AUTOCONF_SIZEOF_TYPES
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#undef SIZEOF_INT
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#undef SIZEOF_LONG
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#define FT_SIZEOF_INT SIZEOF_INT
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#define FT_SIZEOF_LONG SIZEOF_LONG
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#else /* !FT_USE_AUTOCONF_SIZEOF_TYPES */
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/* Following cpp computation of the bit length of int and long */
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/* is copied from default include/freetype/config/ftconfig.h. */
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/* If any improvement is required for this file, it should be */
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/* applied to the original header file for the builders that */
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/* do not use configure script. */
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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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#endif /* !FT_USE_AUTOCONF_SIZEOF_TYPES */
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/* FT_UNUSED is a macro used to indicate that a given parameter is not */
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/* used -- 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 */
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/* the 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 */
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/* the 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 */
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/* the 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 */
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/* the 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 == 4
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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 == 4
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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 >= 4
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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 >= 4
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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 */
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/* (mostly for environments without `autoconf') */
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#if FT_SIZEOF_LONG == 8
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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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/* we handle the LLP64 scheme separately for GCC and clang, */
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/* suppressing the `long long' warning */
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#elif ( FT_SIZEOF_LONG == 4 ) && \
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defined( HAVE_LONG_LONG_INT ) && \
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defined( __GNUC__ )
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#pragma GCC diagnostic ignored "-Wlong-long"
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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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/*************************************************************************/
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/* */
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/* A 64-bit data type may create compilation problems if you compile */
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/* in strict ANSI mode. To avoid them, we disable other 64-bit data */
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/* types if __STDC__ is defined. You can however ignore this rule */
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/* by defining the 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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#endif /* FT_SIZEOF_LONG == 8 */
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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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/* only 64bit Windows uses the LLP64 data model, i.e., */
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/* 32bit integers, 64bit pointers */
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#define FT_UINT_TO_POINTER( x ) (void*)(unsigned __int64)(x)
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#else
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#define FT_UINT_TO_POINTER( x ) (void*)(unsigned long)(x)
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#endif
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/*************************************************************************/
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/* */
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/* miscellaneous */
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/* */
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/*************************************************************************/
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#define FT_BEGIN_STMNT do {
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#define FT_END_STMNT } while ( 0 )
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#define FT_DUMMY_STMNT FT_BEGIN_STMNT FT_END_STMNT
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/* typeof condition taken from gnulib's `intprops.h' header file */
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#if ( ( defined( __GNUC__ ) && __GNUC__ >= 2 ) || \
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( defined( __IBMC__ ) && __IBMC__ >= 1210 && \
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defined( __IBM__TYPEOF__ ) ) || \
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( defined( __SUNPRO_C ) && __SUNPRO_C >= 0x5110 && !__STDC__ ) )
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#define FT_TYPEOF( type ) ( __typeof__ ( type ) )
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#else
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#define FT_TYPEOF( type ) /* empty */
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#endif
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/* Use FT_LOCAL and FT_LOCAL_DEF to declare and define, respectively, */
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/* a function that gets used only within the scope of a module. */
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/* Normally, both the header and source code files for such a */
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/* function are within a single module directory. */
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/* */
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/* Intra-module arrays should be tagged with FT_LOCAL_ARRAY and */
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/* FT_LOCAL_ARRAY_DEF. */
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/* */
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#ifdef FT_MAKE_OPTION_SINGLE_OBJECT
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#define FT_LOCAL( x ) static x
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#define FT_LOCAL_DEF( x ) static x
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#else
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#ifdef __cplusplus
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#define FT_LOCAL( x ) extern "C" x
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#define FT_LOCAL_DEF( x ) extern "C" x
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#else
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#define FT_LOCAL( x ) extern x
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#define FT_LOCAL_DEF( x ) x
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#endif
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#endif /* FT_MAKE_OPTION_SINGLE_OBJECT */
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#define FT_LOCAL_ARRAY( x ) extern const x
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#define FT_LOCAL_ARRAY_DEF( x ) const x
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/* Use FT_BASE and FT_BASE_DEF to declare and define, respectively, */
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/* functions that are used in more than a single module. In the */
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/* current setup this implies that the declaration is in a header */
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/* file in the `include/freetype/internal' directory, and the */
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/* function body is in a file in `src/base'. */
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/* */
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#ifndef FT_BASE
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#ifdef __cplusplus
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#define FT_BASE( x ) extern "C" x
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#else
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#define FT_BASE( x ) extern x
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#endif
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#endif /* !FT_BASE */
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#ifndef FT_BASE_DEF
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#ifdef __cplusplus
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#define FT_BASE_DEF( x ) x
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#else
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#define FT_BASE_DEF( x ) x
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#endif
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#endif /* !FT_BASE_DEF */
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/* When compiling FreeType as a DLL or DSO with hidden visibility */
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/* some systems/compilers need a special attribute in front OR after */
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/* the return type of function declarations. */
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/* */
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/* Two macros are used within the FreeType source code to define */
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/* exported library functions: FT_EXPORT and FT_EXPORT_DEF. */
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/* */
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/* FT_EXPORT( return_type ) */
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/* */
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/* is used in a function declaration, as in */
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/* */
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/* FT_EXPORT( FT_Error ) */
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/* FT_Init_FreeType( FT_Library* alibrary ); */
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/* */
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/* */
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/* FT_EXPORT_DEF( return_type ) */
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/* */
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/* is used in a function definition, as in */
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/* */
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/* FT_EXPORT_DEF( FT_Error ) */
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/* FT_Init_FreeType( FT_Library* alibrary ) */
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/* { */
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/* ... some code ... */
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/* return FT_Err_Ok; */
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/* } */
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/* */
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/* You can provide your own implementation of FT_EXPORT and */
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/* FT_EXPORT_DEF here if you want. */
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/* */
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/* To export a variable, use FT_EXPORT_VAR. */
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/* */
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#ifndef FT_EXPORT
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#ifdef FT2_BUILD_LIBRARY
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#if defined( _WIN32 ) && defined( DLL_EXPORT )
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#define FT_EXPORT( x ) __declspec( dllexport ) x
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#elif defined( __GNUC__ ) && __GNUC__ >= 4
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#define FT_EXPORT( x ) __attribute__(( visibility( "default" ) )) x
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#elif defined( __SUNPRO_C ) && __SUNPRO_C >= 0x550
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#define FT_EXPORT( x ) __global x
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#elif defined( __cplusplus )
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#define FT_EXPORT( x ) extern "C" x
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#else
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#define FT_EXPORT( x ) extern x
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#endif
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#else
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#if defined( _WIN32 ) && defined( DLL_IMPORT )
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#define FT_EXPORT( x ) __declspec( dllimport ) x
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#elif defined( __cplusplus )
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#define FT_EXPORT( x ) extern "C" x
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#else
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#define FT_EXPORT( x ) extern x
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#endif
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#endif
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#endif /* !FT_EXPORT */
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#ifndef FT_EXPORT_DEF
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#ifdef __cplusplus
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#define FT_EXPORT_DEF( x ) extern "C" x
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#else
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#define FT_EXPORT_DEF( x ) extern x
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#endif
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#endif /* !FT_EXPORT_DEF */
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#ifndef FT_EXPORT_VAR
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#ifdef __cplusplus
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#define FT_EXPORT_VAR( x ) extern "C" x
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#else
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#define FT_EXPORT_VAR( x ) extern x
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#endif
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#endif /* !FT_EXPORT_VAR */
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/* The following macros are needed to compile the library with a */
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/* C++ compiler and with 16bit compilers. */
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/* */
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/* This is special. Within C++, you must specify `extern "C"' for */
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/* functions which are used via function pointers, and you also */
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/* must do that for structures which contain function pointers to */
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/* assure C linkage -- it's not possible to have (local) anonymous */
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/* functions which are accessed by (global) function pointers. */
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/* */
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/* */
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/* FT_CALLBACK_DEF is used to _define_ a callback function, */
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/* located in the same source code file as the structure that uses */
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/* it. */
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/* */
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/* FT_BASE_CALLBACK and FT_BASE_CALLBACK_DEF are used to declare */
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/* and define a callback function, respectively, in a similar way */
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/* as FT_BASE and FT_BASE_DEF work. */
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/* */
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/* FT_CALLBACK_TABLE is used to _declare_ a constant variable that */
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/* contains pointers to callback functions. */
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/* */
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/* FT_CALLBACK_TABLE_DEF is used to _define_ a constant variable */
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/* that contains pointers to callback functions. */
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/* */
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/* */
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/* Some 16bit compilers have to redefine these macros to insert */
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/* the infamous `_cdecl' or `__fastcall' declarations. */
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/* */
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#ifndef FT_CALLBACK_DEF
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#ifdef __cplusplus
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#define FT_CALLBACK_DEF( x ) extern "C" x
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#else
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#define FT_CALLBACK_DEF( x ) static x
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#endif
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#endif /* FT_CALLBACK_DEF */
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#ifndef FT_BASE_CALLBACK
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#ifdef __cplusplus
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#define FT_BASE_CALLBACK( x ) extern "C" x
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#define FT_BASE_CALLBACK_DEF( x ) extern "C" x
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#else
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#define FT_BASE_CALLBACK( x ) extern x
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#define FT_BASE_CALLBACK_DEF( x ) x
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#endif
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#endif /* FT_BASE_CALLBACK */
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#ifndef FT_CALLBACK_TABLE
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#ifdef __cplusplus
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#define FT_CALLBACK_TABLE extern "C"
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#define FT_CALLBACK_TABLE_DEF extern "C"
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#else
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#define FT_CALLBACK_TABLE extern
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#define FT_CALLBACK_TABLE_DEF /* nothing */
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#endif
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#endif /* FT_CALLBACK_TABLE */
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FT_END_HEADER
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#endif /* FTCONFIG_H_ */
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/* END */
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