1 /* ftconfig.h. Generated from ftconfig.in by configure. */ 2 /***************************************************************************/ 3 /* */ 4 /* ftconfig.in */ 5 /* */ 6 /* UNIX-specific configuration file (specification only). */ 7 /* */ 8 /* Copyright 1996-2015 by */ 9 /* David Turner, Robert Wilhelm, and Werner Lemberg. */ 10 /* */ 11 /* This file is part of the FreeType project, and may only be used, */ 12 /* modified, and distributed under the terms of the FreeType project */ 13 /* license, LICENSE.TXT. By continuing to use, modify, or distribute */ 14 /* this file you indicate that you have read the license and */ 15 /* understand and accept it fully. */ 16 /* */ 17 /***************************************************************************/ 18 19 20 /*************************************************************************/ 21 /* */ 22 /* This header file contains a number of macro definitions that are used */ 23 /* by the rest of the engine. Most of the macros here are automatically */ 24 /* determined at compile time, and you should not need to change it to */ 25 /* port FreeType, except to compile the library with a non-ANSI */ 26 /* compiler. */ 27 /* */ 28 /* Note however that if some specific modifications are needed, we */ 29 /* advise you to place a modified copy in your build directory. */ 30 /* */ 31 /* The build directory is usually `builds/<system>', and contains */ 32 /* system-specific files that are always included first when building */ 33 /* the library. */ 34 /* */ 35 /*************************************************************************/ 36 37 38 #ifndef __FTCONFIG_H__ 39 #define __FTCONFIG_H__ 40 41 #include <ft2build.h> 42 #include FT_CONFIG_OPTIONS_H 43 #include FT_CONFIG_STANDARD_LIBRARY_H 44 45 46 FT_BEGIN_HEADER 47 48 49 /*************************************************************************/ 50 /* */ 51 /* PLATFORM-SPECIFIC CONFIGURATION MACROS */ 52 /* */ 53 /* These macros can be toggled to suit a specific system. The current */ 54 /* ones are defaults used to compile FreeType in an ANSI C environment */ 55 /* (16bit compilers are also supported). Copy this file to your own */ 56 /* `builds/<system>' directory, and edit it to port the engine. */ 57 /* */ 58 /*************************************************************************/ 59 60 61 #define HAVE_UNISTD_H 1 62 #define HAVE_FCNTL_H 1 63 #define HAVE_STDINT_H 1 64 65 66 /* There are systems (like the Texas Instruments 'C54x) where a `char' */ 67 /* has 16 bits. ANSI C says that sizeof(char) is always 1. Since an */ 68 /* `int' has 16 bits also for this system, sizeof(int) gives 1 which */ 69 /* is probably unexpected. */ 70 /* */ 71 /* `CHAR_BIT' (defined in limits.h) gives the number of bits in a */ 72 /* `char' type. */ 73 74 #ifndef FT_CHAR_BIT 75 #define FT_CHAR_BIT CHAR_BIT 76 #endif 77 78 79 /* #undef FT_USE_AUTOCONF_SIZEOF_TYPES */ 80 #ifdef FT_USE_AUTOCONF_SIZEOF_TYPES 81 82 #define SIZEOF_INT 4 83 #define SIZEOF_LONG 8 84 #define FT_SIZEOF_INT SIZEOF_INT 85 #define FT_SIZEOF_LONG SIZEOF_LONG 86 87 #else /* !FT_USE_AUTOCONF_SIZEOF_TYPES */ 88 89 /* Following cpp computation of the bit length of int and long */ 90 /* is copied from default include/config/ftconfig.h. */ 91 /* If any improvement is required for this file, it should be */ 92 /* applied to the original header file for the builders that */ 93 /* do not use configure script. */ 94 95 /* The size of an `int' type. */ 96 #if FT_UINT_MAX == 0xFFFFUL 97 #define FT_SIZEOF_INT (16 / FT_CHAR_BIT) 98 #elif FT_UINT_MAX == 0xFFFFFFFFUL 99 #define FT_SIZEOF_INT (32 / FT_CHAR_BIT) 100 #elif FT_UINT_MAX > 0xFFFFFFFFUL && FT_UINT_MAX == 0xFFFFFFFFFFFFFFFFUL 101 #define FT_SIZEOF_INT (64 / FT_CHAR_BIT) 102 #else 103 #error "Unsupported size of `int' type!" 104 #endif 105 106 /* The size of a `long' type. A five-byte `long' (as used e.g. on the */ 107 /* DM642) is recognized but avoided. */ 108 #if FT_ULONG_MAX == 0xFFFFFFFFUL 109 #define FT_SIZEOF_LONG (32 / FT_CHAR_BIT) 110 #elif FT_ULONG_MAX > 0xFFFFFFFFUL && FT_ULONG_MAX == 0xFFFFFFFFFFUL 111 #define FT_SIZEOF_LONG (32 / FT_CHAR_BIT) 112 #elif FT_ULONG_MAX > 0xFFFFFFFFUL && FT_ULONG_MAX == 0xFFFFFFFFFFFFFFFFUL 113 #define FT_SIZEOF_LONG (64 / FT_CHAR_BIT) 114 #else 115 #error "Unsupported size of `long' type!" 116 #endif 117 118 #endif /* !FT_USE_AUTOCONF_SIZEOF_TYPES */ 119 120 121 /* FT_UNUSED is a macro used to indicate that a given parameter is not */ 122 /* used -- this is only used to get rid of unpleasant compiler warnings */ 123 #ifndef FT_UNUSED 124 #define FT_UNUSED( arg ) ( (arg) = (arg) ) 125 #endif 126 127 128 /*************************************************************************/ 129 /* */ 130 /* AUTOMATIC CONFIGURATION MACROS */ 131 /* */ 132 /* These macros are computed from the ones defined above. Don't touch */ 133 /* their definition, unless you know precisely what you are doing. No */ 134 /* porter should need to mess with them. */ 135 /* */ 136 /*************************************************************************/ 137 138 139 /*************************************************************************/ 140 /* */ 141 /* Mac support */ 142 /* */ 143 /* This is the only necessary change, so it is defined here instead */ 144 /* providing a new configuration file. */ 145 /* */ 146 #if defined( __APPLE__ ) || ( defined( __MWERKS__ ) && defined( macintosh ) ) 147 /* no Carbon frameworks for 64bit 10.4.x */ 148 /* AvailabilityMacros.h is available since Mac OS X 10.2, */ 149 /* so guess the system version by maximum errno before inclusion */ 150 #include <errno.h> 151 #ifdef ECANCELED /* defined since 10.2 */ 152 #include "AvailabilityMacros.h" 153 #endif 154 #if defined( __LP64__ ) && \ 155 ( MAC_OS_X_VERSION_MIN_REQUIRED <= MAC_OS_X_VERSION_10_4 ) 156 #undef FT_MACINTOSH 157 #endif 158 159 #elif defined( __SC__ ) || defined( __MRC__ ) 160 /* Classic MacOS compilers */ 161 #include "ConditionalMacros.h" 162 #if TARGET_OS_MAC 163 #define FT_MACINTOSH 1 164 #endif 165 166 #endif 167 168 169 /* Fix compiler warning with sgi compiler */ 170 #if defined( __sgi ) && !defined( __GNUC__ ) 171 #if defined( _COMPILER_VERSION ) && ( _COMPILER_VERSION >= 730 ) 172 #pragma set woff 3505 173 #endif 174 #endif 175 176 177 /*************************************************************************/ 178 /* */ 179 /* <Section> */ 180 /* basic_types */ 181 /* */ 182 /*************************************************************************/ 183 184 185 /*************************************************************************/ 186 /* */ 187 /* <Type> */ 188 /* FT_Int16 */ 189 /* */ 190 /* <Description> */ 191 /* A typedef for a 16bit signed integer type. */ 192 /* */ 193 typedef signed short FT_Int16; 194 195 196 /*************************************************************************/ 197 /* */ 198 /* <Type> */ 199 /* FT_UInt16 */ 200 /* */ 201 /* <Description> */ 202 /* A typedef for a 16bit unsigned integer type. */ 203 /* */ 204 typedef unsigned short FT_UInt16; 205 206 /* */ 207 208 209 /* this #if 0 ... #endif clause is for documentation purposes */ 210 #if 0 211 212 /*************************************************************************/ 213 /* */ 214 /* <Type> */ 215 /* FT_Int32 */ 216 /* */ 217 /* <Description> */ 218 /* A typedef for a 32bit signed integer type. The size depends on */ 219 /* the configuration. */ 220 /* */ 221 typedef signed XXX FT_Int32; 222 223 224 /*************************************************************************/ 225 /* */ 226 /* <Type> */ 227 /* FT_UInt32 */ 228 /* */ 229 /* A typedef for a 32bit unsigned integer type. The size depends on */ 230 /* the configuration. */ 231 /* */ 232 typedef unsigned XXX FT_UInt32; 233 234 235 /*************************************************************************/ 236 /* */ 237 /* <Type> */ 238 /* FT_Int64 */ 239 /* */ 240 /* A typedef for a 64bit signed integer type. The size depends on */ 241 /* the configuration. Only defined if there is real 64bit support; */ 242 /* otherwise, it gets emulated with a structure (if necessary). */ 243 /* */ 244 typedef signed XXX FT_Int64; 245 246 247 /*************************************************************************/ 248 /* */ 249 /* <Type> */ 250 /* FT_UInt64 */ 251 /* */ 252 /* A typedef for a 64bit unsigned integer type. The size depends on */ 253 /* the configuration. Only defined if there is real 64bit support; */ 254 /* otherwise, it gets emulated with a structure (if necessary). */ 255 /* */ 256 typedef unsigned XXX FT_UInt64; 257 258 /* */ 259 260 #endif 261 262 #if FT_SIZEOF_INT == 4 263 264 typedef signed int FT_Int32; 265 typedef unsigned int FT_UInt32; 266 267 #elif FT_SIZEOF_LONG == 4 268 269 typedef signed long FT_Int32; 270 typedef unsigned long FT_UInt32; 271 272 #else 273 #error "no 32bit type found -- please check your configuration files" 274 #endif 275 276 277 /* look up an integer type that is at least 32 bits */ 278 #if FT_SIZEOF_INT >= 4 279 280 typedef int FT_Fast; 281 typedef unsigned int FT_UFast; 282 283 #elif FT_SIZEOF_LONG >= 4 284 285 typedef long FT_Fast; 286 typedef unsigned long FT_UFast; 287 288 #endif 289 290 291 /* determine whether we have a 64-bit int type for platforms without */ 292 /* Autoconf */ 293 #if FT_SIZEOF_LONG == 8 294 295 /* FT_LONG64 must be defined if a 64-bit type is available */ 296 #define FT_LONG64 297 #define FT_INT64 long 298 #define FT_UINT64 unsigned long 299 300 /*************************************************************************/ 301 /* */ 302 /* A 64-bit data type may create compilation problems if you compile */ 303 /* in strict ANSI mode. To avoid them, we disable other 64-bit data */ 304 /* types if __STDC__ is defined. You can however ignore this rule */ 305 /* by defining the FT_CONFIG_OPTION_FORCE_INT64 configuration macro. */ 306 /* */ 307 #elif !defined( __STDC__ ) || defined( FT_CONFIG_OPTION_FORCE_INT64 ) 308 309 #if defined( _MSC_VER ) && _MSC_VER >= 900 /* Visual C++ (and Intel C++) */ 310 311 /* this compiler provides the __int64 type */ 312 #define FT_LONG64 313 #define FT_INT64 __int64 314 #define FT_UINT64 unsigned __int64 315 316 #elif defined( __BORLANDC__ ) /* Borland C++ */ 317 318 /* XXXX: We should probably check the value of __BORLANDC__ in order */ 319 /* to test the compiler version. */ 320 321 /* this compiler provides the __int64 type */ 322 #define FT_LONG64 323 #define FT_INT64 __int64 324 #define FT_UINT64 unsigned __int64 325 326 #elif defined( __WATCOMC__ ) /* Watcom C++ */ 327 328 /* Watcom doesn't provide 64-bit data types */ 329 330 #elif defined( __MWERKS__ ) /* Metrowerks CodeWarrior */ 331 332 #define FT_LONG64 333 #define FT_INT64 long long int 334 #define FT_UINT64 unsigned long long int 335 336 #elif defined( __GNUC__ ) 337 338 /* GCC provides the `long long' type */ 339 #define FT_LONG64 340 #define FT_INT64 long long int 341 #define FT_UINT64 unsigned long long int 342 343 #endif /* _MSC_VER */ 344 345 #endif /* FT_SIZEOF_LONG == 8 */ 346 347 #ifdef FT_LONG64 348 typedef FT_INT64 FT_Int64; 349 typedef FT_UINT64 FT_UInt64; 350 #endif 351 352 353 /*************************************************************************/ 354 /* */ 355 /* miscellaneous */ 356 /* */ 357 /*************************************************************************/ 358 359 360 #define FT_BEGIN_STMNT do { 361 #define FT_END_STMNT } while ( 0 ) 362 #define FT_DUMMY_STMNT FT_BEGIN_STMNT FT_END_STMNT 363 364 365 /* typeof condition taken from gnulib's `intprops.h' header file */ 366 #if ( __GNUC__ >= 2 || \ 367 defined( __IBM__TYPEOF__ ) || \ 368 ( __SUNPRO_C >= 0x5110 && !__STDC__ ) ) 369 #define TYPEOF( type ) (__typeof__ (type)) 370 #else 371 #define TYPEOF( type ) /* empty */ 372 #endif 373 374 375 #ifdef FT_MAKE_OPTION_SINGLE_OBJECT 376 377 #define FT_LOCAL( x ) static x 378 #define FT_LOCAL_DEF( x ) static x 379 380 #else 381 382 #ifdef __cplusplus 383 #define FT_LOCAL( x ) extern "C" x 384 #define FT_LOCAL_DEF( x ) extern "C" x 385 #else 386 #define FT_LOCAL( x ) extern x 387 #define FT_LOCAL_DEF( x ) x 388 #endif 389 390 #endif /* FT_MAKE_OPTION_SINGLE_OBJECT */ 391 392 #define FT_LOCAL_ARRAY( x ) extern const x 393 #define FT_LOCAL_ARRAY_DEF( x ) const x 394 395 396 #ifndef FT_BASE 397 398 #ifdef __cplusplus 399 #define FT_BASE( x ) extern "C" x 400 #else 401 #define FT_BASE( x ) extern x 402 #endif 403 404 #endif /* !FT_BASE */ 405 406 407 #ifndef FT_BASE_DEF 408 409 #ifdef __cplusplus 410 #define FT_BASE_DEF( x ) x 411 #else 412 #define FT_BASE_DEF( x ) x 413 #endif 414 415 #endif /* !FT_BASE_DEF */ 416 417 418 #ifndef FT_EXPORT 419 420 #ifdef __cplusplus 421 #define FT_EXPORT( x ) extern "C" x 422 #else 423 #define FT_EXPORT( x ) extern x 424 #endif 425 426 #endif /* !FT_EXPORT */ 427 428 429 #ifndef FT_EXPORT_DEF 430 431 #ifdef __cplusplus 432 #define FT_EXPORT_DEF( x ) extern "C" x 433 #else 434 #define FT_EXPORT_DEF( x ) extern x 435 #endif 436 437 #endif /* !FT_EXPORT_DEF */ 438 439 440 #ifndef FT_EXPORT_VAR 441 442 #ifdef __cplusplus 443 #define FT_EXPORT_VAR( x ) extern "C" x 444 #else 445 #define FT_EXPORT_VAR( x ) extern x 446 #endif 447 448 #endif /* !FT_EXPORT_VAR */ 449 450 /* The following macros are needed to compile the library with a */ 451 /* C++ compiler and with 16bit compilers. */ 452 /* */ 453 454 /* This is special. Within C++, you must specify `extern "C"' for */ 455 /* functions which are used via function pointers, and you also */ 456 /* must do that for structures which contain function pointers to */ 457 /* assure C linkage -- it's not possible to have (local) anonymous */ 458 /* functions which are accessed by (global) function pointers. */ 459 /* */ 460 /* */ 461 /* FT_CALLBACK_DEF is used to _define_ a callback function. */ 462 /* */ 463 /* FT_CALLBACK_TABLE is used to _declare_ a constant variable that */ 464 /* contains pointers to callback functions. */ 465 /* */ 466 /* FT_CALLBACK_TABLE_DEF is used to _define_ a constant variable */ 467 /* that contains pointers to callback functions. */ 468 /* */ 469 /* */ 470 /* Some 16bit compilers have to redefine these macros to insert */ 471 /* the infamous `_cdecl' or `__fastcall' declarations. */ 472 /* */ 473 #ifndef FT_CALLBACK_DEF 474 #ifdef __cplusplus 475 #define FT_CALLBACK_DEF( x ) extern "C" x 476 #else 477 #define FT_CALLBACK_DEF( x ) static x 478 #endif 479 #endif /* FT_CALLBACK_DEF */ 480 481 #ifndef FT_CALLBACK_TABLE 482 #ifdef __cplusplus 483 #define FT_CALLBACK_TABLE extern "C" 484 #define FT_CALLBACK_TABLE_DEF extern "C" 485 #else 486 #define FT_CALLBACK_TABLE extern 487 #define FT_CALLBACK_TABLE_DEF /* nothing */ 488 #endif 489 #endif /* FT_CALLBACK_TABLE */ 490 491 492 FT_END_HEADER 493 494 495 #endif /* __FTCONFIG_H__ */ 496 497 498 /* END */ 499
