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1 | /* |
2 | * duk_config.h configuration header generated by genconfig.py. | |
3 | * | |
4 | * Git commit: 0a70d7e4c5227c84e3fed5209828973117d02849 | |
5 | * Git describe: v1.8.0 | |
6 | * Git branch: v1.8-maintenance | |
7 | * | |
8 | * Supported platforms: | |
9 | * - Mac OSX, iPhone, Darwin | |
10 | * - OpenBSD | |
11 | * - Generic BSD | |
12 | * - Atari ST TOS | |
13 | * - AmigaOS | |
14 | * - Windows | |
15 | * - Flashplayer (Crossbridge) | |
16 | * - QNX | |
17 | * - TI-Nspire | |
18 | * - Emscripten | |
19 | * - Linux | |
20 | * - Solaris | |
21 | * - Generic POSIX | |
22 | * - Cygwin | |
23 | * - Generic UNIX | |
24 | * - Generic fallback | |
25 | * | |
26 | * Supported architectures: | |
27 | * - x86 | |
28 | * - x64 | |
29 | * - x32 | |
30 | * - ARM 32-bit | |
31 | * - ARM 64-bit | |
32 | * - MIPS 32-bit | |
33 | * - MIPS 64-bit | |
34 | * - PowerPC 32-bit | |
35 | * - PowerPC 64-bit | |
36 | * - SPARC 32-bit | |
37 | * - SPARC 64-bit | |
38 | * - SuperH | |
39 | * - Motorola 68k | |
40 | * - Emscripten | |
41 | * - Generic | |
42 | * | |
43 | * Supported compilers: | |
44 | * - Clang | |
45 | * - GCC | |
46 | * - MSVC | |
47 | * - Emscripten | |
48 | * - TinyC | |
49 | * - VBCC | |
50 | * - Bruce's C compiler | |
51 | * - Generic | |
52 | * | |
53 | */ | |
54 | ||
55 | #if !defined(DUK_CONFIG_H_INCLUDED) | |
56 | #define DUK_CONFIG_H_INCLUDED | |
57 | ||
58 | /* | |
59 | * Intermediate helper defines | |
60 | */ | |
61 | ||
62 | /* DLL build detection */ | |
63 | #if defined(DUK_OPT_DLL_BUILD) | |
64 | #define DUK_F_DLL_BUILD | |
65 | #elif defined(DUK_OPT_NO_DLL_BUILD) | |
66 | #undef DUK_F_DLL_BUILD | |
67 | #else | |
68 | /* configured for DLL build */ | |
69 | #define DUK_F_DLL_BUILD | |
70 | #endif | |
71 | ||
72 | /* Apple OSX, iOS */ | |
73 | #if defined(__APPLE__) | |
74 | #define DUK_F_APPLE | |
75 | #endif | |
76 | ||
77 | /* OpenBSD */ | |
78 | #if defined(__OpenBSD__) || defined(__OpenBSD) | |
79 | #define DUK_F_OPENBSD | |
80 | #endif | |
81 | ||
82 | /* NetBSD */ | |
83 | #if defined(__NetBSD__) || defined(__NetBSD) | |
84 | #define DUK_F_NETBSD | |
85 | #endif | |
86 | ||
87 | /* FreeBSD */ | |
88 | #if defined(__FreeBSD__) || defined(__FreeBSD) | |
89 | #define DUK_F_FREEBSD | |
90 | #endif | |
91 | ||
92 | /* BSD variant */ | |
93 | #if defined(DUK_F_FREEBSD) || defined(DUK_F_NETBSD) || defined(DUK_F_OPENBSD) || \ | |
94 | defined(__bsdi__) || defined(__DragonFly__) | |
95 | #define DUK_F_BSD | |
96 | #endif | |
97 | ||
98 | /* Atari ST TOS. __TOS__ defined by PureC. No platform define in VBCC | |
99 | * apparently, so to use with VBCC user must define __TOS__ manually. | |
100 | */ | |
101 | #if defined(__TOS__) | |
102 | #define DUK_F_TOS | |
103 | #endif | |
104 | ||
105 | /* Motorola 68K. Not defined by VBCC, so user must define one of these | |
106 | * manually when using VBCC. | |
107 | */ | |
108 | #if defined(__m68k__) || defined(M68000) || defined(__MC68K__) | |
109 | #define DUK_F_M68K | |
110 | #endif | |
111 | ||
112 | /* AmigaOS. Neither AMIGA nor __amigaos__ is defined on VBCC, so user must | |
113 | * define 'AMIGA' manually when using VBCC. | |
114 | */ | |
115 | #if defined(AMIGA) || defined(__amigaos__) | |
116 | #define DUK_F_AMIGAOS | |
117 | #endif | |
118 | ||
119 | /* PowerPC */ | |
120 | #if defined(__powerpc) || defined(__powerpc__) || defined(__PPC__) | |
121 | #define DUK_F_PPC | |
122 | #if defined(__PPC64__) || defined(__LP64__) || defined(_LP64) | |
123 | #define DUK_F_PPC64 | |
124 | #else | |
125 | #define DUK_F_PPC32 | |
126 | #endif | |
127 | #endif | |
128 | ||
129 | /* Windows, both 32-bit and 64-bit */ | |
130 | #if defined(_WIN32) || defined(WIN32) || defined(_WIN64) || defined(WIN64) || \ | |
131 | defined(__WIN32__) || defined(__TOS_WIN__) || defined(__WINDOWS__) | |
132 | #define DUK_F_WINDOWS | |
133 | #if defined(_WIN64) || defined(WIN64) | |
134 | #define DUK_F_WIN64 | |
135 | #else | |
136 | #define DUK_F_WIN32 | |
137 | #endif | |
138 | #endif | |
139 | ||
140 | /* Flash player (e.g. Crossbridge) */ | |
141 | #if defined(__FLASHPLAYER__) | |
142 | #define DUK_F_FLASHPLAYER | |
143 | #endif | |
144 | ||
145 | /* QNX */ | |
146 | #if defined(__QNX__) | |
147 | #define DUK_F_QNX | |
148 | #endif | |
149 | ||
150 | /* TI-Nspire (using Ndless) */ | |
151 | #if defined(_TINSPIRE) | |
152 | #define DUK_F_TINSPIRE | |
153 | #endif | |
154 | ||
155 | /* Emscripten (provided explicitly by user), improve if possible */ | |
156 | #if defined(EMSCRIPTEN) | |
157 | #define DUK_F_EMSCRIPTEN | |
158 | #endif | |
159 | ||
160 | /* BCC (Bruce's C compiler): this is a "torture target" for compilation */ | |
161 | #if defined(__BCC__) || defined(__BCC_VERSION__) | |
162 | #define DUK_F_BCC | |
163 | #endif | |
164 | ||
165 | /* Linux */ | |
166 | #if defined(__linux) || defined(__linux__) || defined(linux) | |
167 | #define DUK_F_LINUX | |
168 | #endif | |
169 | ||
170 | /* illumos / Solaris */ | |
171 | #if defined(__sun) && defined(__SVR4) | |
172 | #define DUK_F_SUN | |
173 | #endif | |
174 | ||
175 | /* POSIX */ | |
176 | #if defined(__posix) | |
177 | #define DUK_F_POSIX | |
178 | #endif | |
179 | ||
180 | /* Cygwin */ | |
181 | #if defined(__CYGWIN__) | |
182 | #define DUK_F_CYGWIN | |
183 | #endif | |
184 | ||
185 | /* Generic Unix (includes Cygwin) */ | |
186 | #if defined(__unix) || defined(__unix__) || defined(unix) || \ | |
187 | defined(DUK_F_LINUX) || defined(DUK_F_BSD) | |
188 | #define DUK_F_UNIX | |
189 | #endif | |
190 | ||
191 | /* stdint.h not available */ | |
192 | #if defined(DUK_F_WINDOWS) && defined(_MSC_VER) | |
193 | #if (_MSC_VER < 1700) | |
194 | /* VS2012+ has stdint.h, < VS2012 does not (but it's available for download). */ | |
195 | #define DUK_F_NO_STDINT_H | |
196 | #endif | |
197 | #endif | |
198 | #if !defined(DUK_F_NO_STDINT_H) && (defined(DUK_F_TOS) || defined(DUK_F_BCC)) | |
199 | #define DUK_F_NO_STDINT_H | |
200 | #endif | |
201 | ||
202 | /* C++ */ | |
203 | #undef DUK_F_CPP | |
204 | #if defined(__cplusplus) | |
205 | #define DUK_F_CPP | |
206 | #endif | |
207 | ||
208 | /* Intel x86 (32-bit), x64 (64-bit) or x32 (64-bit but 32-bit pointers), | |
209 | * define only one of DUK_F_X86, DUK_F_X64, DUK_F_X32. | |
210 | * https://sites.google.com/site/x32abi/ | |
211 | */ | |
212 | #if defined(__amd64__) || defined(__amd64) || \ | |
213 | defined(__x86_64__) || defined(__x86_64) || \ | |
214 | defined(_M_X64) || defined(_M_AMD64) | |
215 | #if defined(__ILP32__) || defined(_ILP32) | |
216 | #define DUK_F_X32 | |
217 | #else | |
218 | #define DUK_F_X64 | |
219 | #endif | |
220 | #elif defined(i386) || defined(__i386) || defined(__i386__) || \ | |
221 | defined(__i486__) || defined(__i586__) || defined(__i686__) || \ | |
222 | defined(__IA32__) || defined(_M_IX86) || defined(__X86__) || \ | |
223 | defined(_X86_) || defined(__THW_INTEL__) || defined(__I86__) | |
224 | #if defined(__LP64__) || defined(_LP64) | |
225 | /* This should not really happen, but would indicate x64. */ | |
226 | #define DUK_F_X64 | |
227 | #else | |
228 | #define DUK_F_X86 | |
229 | #endif | |
230 | #endif | |
231 | ||
232 | /* ARM */ | |
233 | #if defined(__arm__) || defined(__thumb__) || defined(_ARM) || defined(_M_ARM) | |
234 | #define DUK_F_ARM | |
235 | #if defined(__LP64__) || defined(_LP64) || defined(__arm64) || defined(__arm64__) | |
236 | #define DUK_F_ARM64 | |
237 | #else | |
238 | #define DUK_F_ARM32 | |
239 | #endif | |
240 | #endif | |
241 | ||
242 | /* MIPS. Related defines: __MIPSEB__, __MIPSEL__, __mips_isa_rev, __LP64__ */ | |
243 | #if defined(__mips__) || defined(mips) || defined(_MIPS_ISA) || \ | |
244 | defined(_R3000) || defined(_R4000) || defined(_R5900) || \ | |
245 | defined(_MIPS_ISA_MIPS1) || defined(_MIPS_ISA_MIPS2) || \ | |
246 | defined(_MIPS_ISA_MIPS3) || defined(_MIPS_ISA_MIPS4) || \ | |
247 | defined(__mips) || defined(__MIPS__) | |
248 | #define DUK_F_MIPS | |
249 | #if defined(__LP64__) || defined(_LP64) || defined(__mips64) || \ | |
250 | defined(__mips64__) || defined(__mips_n64) | |
251 | #define DUK_F_MIPS64 | |
252 | #else | |
253 | #define DUK_F_MIPS32 | |
254 | #endif | |
255 | #endif | |
256 | ||
257 | /* SPARC */ | |
258 | #if defined(sparc) || defined(__sparc) || defined(__sparc__) | |
259 | #define DUK_F_SPARC | |
260 | #if defined(__LP64__) || defined(_LP64) | |
261 | #define DUK_F_SPARC64 | |
262 | #else | |
263 | #define DUK_F_SPARC32 | |
264 | #endif | |
265 | #endif | |
266 | ||
267 | /* SuperH */ | |
268 | #if defined(__sh__) || \ | |
269 | defined(__sh1__) || defined(__SH1__) || \ | |
270 | defined(__sh2__) || defined(__SH2__) || \ | |
271 | defined(__sh3__) || defined(__SH3__) || \ | |
272 | defined(__sh4__) || defined(__SH4__) || \ | |
273 | defined(__sh5__) || defined(__SH5__) | |
274 | #define DUK_F_SUPERH | |
275 | #endif | |
276 | ||
277 | /* Clang */ | |
278 | #if defined(__clang__) | |
279 | #define DUK_F_CLANG | |
280 | #endif | |
281 | ||
282 | /* C99 or above */ | |
283 | #undef DUK_F_C99 | |
284 | #if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) | |
285 | #define DUK_F_C99 | |
286 | #endif | |
287 | ||
288 | /* C++11 or above */ | |
289 | #undef DUK_F_CPP11 | |
290 | #if defined(__cplusplus) && (__cplusplus >= 201103L) | |
291 | #define DUK_F_CPP11 | |
292 | #endif | |
293 | ||
294 | /* GCC. Clang also defines __GNUC__ so don't detect GCC if using Clang. */ | |
295 | #if defined(__GNUC__) && !defined(__clang__) && !defined(DUK_F_CLANG) | |
296 | #define DUK_F_GCC | |
297 | #if defined(__GNUC__) && defined(__GNUC_MINOR__) && defined(__GNUC_PATCHLEVEL__) | |
298 | /* Convenience, e.g. gcc 4.5.1 == 40501; http://stackoverflow.com/questions/6031819/emulating-gccs-builtin-unreachable */ | |
299 | #define DUK_F_GCC_VERSION (__GNUC__ * 10000L + __GNUC_MINOR__ * 100L + __GNUC_PATCHLEVEL__) | |
300 | #else | |
301 | #error cannot figure out gcc version | |
302 | #endif | |
303 | #endif | |
304 | ||
305 | /* MinGW. Also GCC flags (DUK_F_GCC) are enabled now. */ | |
306 | #if defined(__MINGW32__) || defined(__MINGW64__) | |
307 | #define DUK_F_MINGW | |
308 | #endif | |
309 | ||
310 | /* MSVC */ | |
311 | #if defined(_MSC_VER) | |
312 | /* MSVC preprocessor defines: http://msdn.microsoft.com/en-us/library/b0084kay.aspx | |
313 | * _MSC_FULL_VER includes the build number, but it has at least two formats, see e.g. | |
314 | * BOOST_MSVC_FULL_VER in http://www.boost.org/doc/libs/1_52_0/boost/config/compiler/visualc.hpp | |
315 | */ | |
316 | #define DUK_F_MSVC | |
317 | #if defined(_MSC_FULL_VER) | |
318 | #if (_MSC_FULL_VER > 100000000) | |
319 | #define DUK_F_MSVC_FULL_VER _MSC_FULL_VER | |
320 | #else | |
321 | #define DUK_F_MSCV_FULL_VER (_MSC_FULL_VER * 10) | |
322 | #endif | |
323 | #endif | |
324 | #endif /* _MSC_VER */ | |
325 | ||
326 | /* TinyC */ | |
327 | #if defined(__TINYC__) | |
328 | /* http://bellard.org/tcc/tcc-doc.html#SEC9 */ | |
329 | #define DUK_F_TINYC | |
330 | #endif | |
331 | ||
332 | /* VBCC */ | |
333 | #if defined(__VBCC__) | |
334 | #define DUK_F_VBCC | |
335 | #endif | |
336 | ||
337 | /* Atari Mint */ | |
338 | #if defined(__MINT__) | |
339 | #define DUK_F_MINT | |
340 | #endif | |
341 | ||
342 | /* | |
343 | * Platform autodetection | |
344 | */ | |
345 | ||
346 | /* Workaround for older C++ compilers before including <inttypes.h>, | |
347 | * see e.g.: https://sourceware.org/bugzilla/show_bug.cgi?id=15366 | |
348 | */ | |
349 | #if defined(__cplusplus) && !defined(__STDC_LIMIT_MACROS) | |
350 | #define __STDC_LIMIT_MACROS | |
351 | #endif | |
352 | #if defined(__cplusplus) && !defined(__STDC_CONSTANT_MACROS) | |
353 | #define __STDC_CONSTANT_MACROS | |
354 | #endif | |
355 | ||
356 | #if defined(DUK_F_APPLE) | |
357 | /* --- Mac OSX, iPhone, Darwin --- */ | |
358 | #define DUK_USE_DATE_NOW_GETTIMEOFDAY | |
359 | #define DUK_USE_DATE_TZO_GMTIME_R | |
360 | #define DUK_USE_DATE_PRS_STRPTIME | |
361 | #define DUK_USE_DATE_FMT_STRFTIME | |
362 | #include <TargetConditionals.h> | |
363 | #include <architecture/byte_order.h> | |
364 | #include <sys/param.h> | |
365 | #include <sys/time.h> | |
366 | #include <time.h> | |
367 | ||
368 | /* http://stackoverflow.com/questions/5919996/how-to-detect-reliably-mac-os-x-ios-linux-windows-in-c-preprocessor */ | |
369 | #if TARGET_IPHONE_SIMULATOR | |
370 | #define DUK_USE_OS_STRING "iphone-sim" | |
371 | #elif TARGET_OS_IPHONE | |
372 | #define DUK_USE_OS_STRING "iphone" | |
373 | #elif TARGET_OS_MAC | |
374 | #define DUK_USE_OS_STRING "osx" | |
375 | #else | |
376 | #define DUK_USE_OS_STRING "osx-unknown" | |
377 | #endif | |
378 | ||
379 | /* Use _setjmp() on Apple by default, see GH-55. */ | |
380 | #define DUK_JMPBUF_TYPE jmp_buf | |
381 | #define DUK_SETJMP(jb) _setjmp((jb)) | |
382 | #define DUK_LONGJMP(jb) _longjmp((jb), 1) | |
383 | #elif defined(DUK_F_OPENBSD) | |
384 | /* --- OpenBSD --- */ | |
385 | /* http://www.monkey.org/openbsd/archive/ports/0401/msg00089.html */ | |
386 | #define DUK_USE_DATE_NOW_GETTIMEOFDAY | |
387 | #define DUK_USE_DATE_TZO_GMTIME_R | |
388 | #define DUK_USE_DATE_PRS_STRPTIME | |
389 | #define DUK_USE_DATE_FMT_STRFTIME | |
390 | #include <sys/types.h> | |
391 | #include <sys/endian.h> | |
392 | #include <sys/param.h> | |
393 | #include <sys/time.h> | |
394 | #include <time.h> | |
395 | ||
396 | #define DUK_USE_OS_STRING "openbsd" | |
397 | #elif defined(DUK_F_BSD) | |
398 | /* --- Generic BSD --- */ | |
399 | #define DUK_USE_DATE_NOW_GETTIMEOFDAY | |
400 | #define DUK_USE_DATE_TZO_GMTIME_R | |
401 | #define DUK_USE_DATE_PRS_STRPTIME | |
402 | #define DUK_USE_DATE_FMT_STRFTIME | |
403 | #include <sys/types.h> | |
404 | #include <sys/endian.h> | |
405 | #include <sys/param.h> | |
406 | #include <sys/time.h> | |
407 | #include <time.h> | |
408 | ||
409 | #define DUK_USE_OS_STRING "bsd" | |
410 | #elif defined(DUK_F_TOS) | |
411 | /* --- Atari ST TOS --- */ | |
412 | #define DUK_USE_DATE_NOW_TIME | |
413 | #define DUK_USE_DATE_TZO_GMTIME | |
414 | /* no parsing (not an error) */ | |
415 | #define DUK_USE_DATE_FMT_STRFTIME | |
416 | #include <time.h> | |
417 | ||
418 | #define DUK_USE_OS_STRING "tos" | |
419 | ||
420 | /* TOS on M68K is always big endian. */ | |
421 | #if !defined(DUK_USE_BYTEORDER) && defined(DUK_F_M68K) | |
422 | #define DUK_USE_BYTEORDER 3 | |
423 | #endif | |
424 | #elif defined(DUK_F_AMIGAOS) | |
425 | /* --- AmigaOS --- */ | |
426 | #if defined(DUK_F_M68K) | |
427 | /* AmigaOS on M68k */ | |
428 | #define DUK_USE_DATE_NOW_TIME | |
429 | #define DUK_USE_DATE_TZO_GMTIME | |
430 | /* no parsing (not an error) */ | |
431 | #define DUK_USE_DATE_FMT_STRFTIME | |
432 | #include <time.h> | |
433 | #elif defined(DUK_F_PPC) | |
434 | #define DUK_USE_DATE_NOW_GETTIMEOFDAY | |
435 | #define DUK_USE_DATE_TZO_GMTIME_R | |
436 | #define DUK_USE_DATE_PRS_STRPTIME | |
437 | #define DUK_USE_DATE_FMT_STRFTIME | |
438 | #include <time.h> | |
439 | #ifndef UINTPTR_MAX | |
440 | #define UINTPTR_MAX UINT_MAX | |
441 | #endif | |
442 | #else | |
443 | #error AmigaOS but not M68K/PPC, not supported now | |
444 | #endif | |
445 | ||
446 | #define DUK_USE_OS_STRING "amigaos" | |
447 | ||
448 | /* AmigaOS on M68K or PPC is always big endian. */ | |
449 | #if !defined(DUK_USE_BYTEORDER) && (defined(DUK_F_M68K) || defined(DUK_F_PPC)) | |
450 | #define DUK_USE_BYTEORDER 3 | |
451 | #endif | |
452 | #elif defined(DUK_F_WINDOWS) | |
453 | /* --- Windows --- */ | |
454 | /* Initial fix: disable secure CRT related warnings when compiling Duktape | |
455 | * itself (must be defined before including Windows headers). Don't define | |
456 | * for user code including duktape.h. | |
457 | */ | |
458 | #if defined(DUK_COMPILING_DUKTAPE) && !defined(_CRT_SECURE_NO_WARNINGS) | |
459 | #define _CRT_SECURE_NO_WARNINGS | |
460 | #endif | |
461 | ||
462 | /* Windows 32-bit and 64-bit are currently the same. */ | |
463 | /* MSVC does not have sys/param.h */ | |
464 | #define DUK_USE_DATE_NOW_WINDOWS | |
465 | #define DUK_USE_DATE_TZO_WINDOWS | |
466 | /* Note: PRS and FMT are intentionally left undefined for now. This means | |
467 | * there is no platform specific date parsing/formatting but there is still | |
468 | * the ISO 8601 standard format. | |
469 | */ | |
470 | #if defined(DUK_COMPILING_DUKTAPE) | |
471 | /* Only include when compiling Duktape to avoid polluting application build | |
472 | * with a lot of unnecessary defines. | |
473 | */ | |
474 | #include <windows.h> | |
475 | #endif | |
476 | ||
477 | #define DUK_USE_OS_STRING "windows" | |
478 | ||
479 | /* On Windows, assume we're little endian. Even Itanium which has a | |
480 | * configurable endianness runs little endian in Windows. | |
481 | */ | |
482 | #if !defined(DUK_USE_BYTEORDER) | |
483 | #define DUK_USE_BYTEORDER 1 | |
484 | #endif | |
485 | #elif defined(DUK_F_FLASHPLAYER) | |
486 | /* --- Flashplayer (Crossbridge) --- */ | |
487 | #define DUK_USE_DATE_NOW_GETTIMEOFDAY | |
488 | #define DUK_USE_DATE_TZO_GMTIME_R | |
489 | #define DUK_USE_DATE_PRS_STRPTIME | |
490 | #define DUK_USE_DATE_FMT_STRFTIME | |
491 | #include <endian.h> | |
492 | #include <sys/param.h> | |
493 | #include <sys/time.h> | |
494 | #include <time.h> | |
495 | ||
496 | #define DUK_USE_OS_STRING "flashplayer" | |
497 | ||
498 | #if !defined(DUK_USE_BYTEORDER) && defined(DUK_F_FLASHPLAYER) | |
499 | #define DUK_USE_BYTEORDER 1 | |
500 | #endif | |
501 | #elif defined(DUK_F_QNX) | |
502 | /* --- QNX --- */ | |
503 | #if defined(DUK_F_QNX) && defined(DUK_COMPILING_DUKTAPE) | |
504 | /* See: /opt/qnx650/target/qnx6/usr/include/sys/platform.h */ | |
505 | #define _XOPEN_SOURCE 600 | |
506 | #define _POSIX_C_SOURCE 200112L | |
507 | #endif | |
508 | ||
509 | #define DUK_USE_DATE_NOW_GETTIMEOFDAY | |
510 | #define DUK_USE_DATE_TZO_GMTIME_R | |
511 | #define DUK_USE_DATE_PRS_STRPTIME | |
512 | #define DUK_USE_DATE_FMT_STRFTIME | |
513 | #include <sys/types.h> | |
514 | #include <sys/param.h> | |
515 | #include <sys/time.h> | |
516 | #include <time.h> | |
517 | ||
518 | #define DUK_USE_OS_STRING "qnx" | |
519 | #elif defined(DUK_F_TINSPIRE) | |
520 | /* --- TI-Nspire --- */ | |
521 | #define DUK_USE_DATE_NOW_GETTIMEOFDAY | |
522 | #define DUK_USE_DATE_TZO_GMTIME_R | |
523 | #define DUK_USE_DATE_PRS_STRPTIME | |
524 | #define DUK_USE_DATE_FMT_STRFTIME | |
525 | #include <sys/types.h> | |
526 | #include <sys/param.h> | |
527 | #include <sys/time.h> | |
528 | #include <time.h> | |
529 | ||
530 | #define DUK_USE_OS_STRING "tinspire" | |
531 | #elif defined(DUK_F_EMSCRIPTEN) | |
532 | /* --- Emscripten --- */ | |
533 | #if defined(DUK_COMPILING_DUKTAPE) | |
534 | #ifndef _POSIX_C_SOURCE | |
535 | #define _POSIX_C_SOURCE 200809L | |
536 | #endif | |
537 | #ifndef _GNU_SOURCE | |
538 | #define _GNU_SOURCE /* e.g. getdate_r */ | |
539 | #endif | |
540 | #ifndef _XOPEN_SOURCE | |
541 | #define _XOPEN_SOURCE /* e.g. strptime */ | |
542 | #endif | |
543 | #endif /* DUK_COMPILING_DUKTAPE */ | |
544 | ||
545 | #include <sys/types.h> | |
546 | #if defined(DUK_F_BCC) | |
547 | /* no endian.h */ | |
548 | #else | |
549 | #include <endian.h> | |
550 | #endif /* DUK_F_BCC */ | |
551 | #include <sys/param.h> | |
552 | #include <sys/time.h> | |
553 | #include <time.h> | |
554 | #include <stdint.h> | |
555 | ||
556 | #define DUK_USE_DATE_NOW_GETTIMEOFDAY | |
557 | #define DUK_USE_DATE_TZO_GMTIME_R | |
558 | #define DUK_USE_DATE_PRS_STRPTIME | |
559 | #define DUK_USE_DATE_FMT_STRFTIME | |
560 | ||
561 | #define DUK_USE_OS_STRING "emscripten" | |
562 | #elif defined(DUK_F_LINUX) | |
563 | /* --- Linux --- */ | |
564 | #if defined(DUK_COMPILING_DUKTAPE) | |
565 | #ifndef _POSIX_C_SOURCE | |
566 | #define _POSIX_C_SOURCE 200809L | |
567 | #endif | |
568 | #ifndef _GNU_SOURCE | |
569 | #define _GNU_SOURCE /* e.g. getdate_r */ | |
570 | #endif | |
571 | #ifndef _XOPEN_SOURCE | |
572 | #define _XOPEN_SOURCE /* e.g. strptime */ | |
573 | #endif | |
574 | #endif /* DUK_COMPILING_DUKTAPE */ | |
575 | ||
576 | #include <sys/types.h> | |
577 | #if defined(DUK_F_BCC) | |
578 | /* no endian.h or stdint.h */ | |
579 | #else | |
580 | #include <endian.h> | |
581 | #include <stdint.h> | |
582 | #endif /* DUK_F_BCC */ | |
583 | #include <sys/param.h> | |
584 | #include <sys/time.h> | |
585 | #include <time.h> | |
586 | ||
587 | #define DUK_USE_DATE_NOW_GETTIMEOFDAY | |
588 | #define DUK_USE_DATE_TZO_GMTIME_R | |
589 | #define DUK_USE_DATE_PRS_STRPTIME | |
590 | #define DUK_USE_DATE_FMT_STRFTIME | |
591 | ||
592 | #define DUK_USE_OS_STRING "linux" | |
593 | #elif defined(DUK_F_SUN) | |
594 | /* --- Solaris --- */ | |
595 | #define DUK_USE_DATE_NOW_GETTIMEOFDAY | |
596 | #define DUK_USE_DATE_TZO_GMTIME_R | |
597 | #define DUK_USE_DATE_PRS_STRPTIME | |
598 | #define DUK_USE_DATE_FMT_STRFTIME | |
599 | ||
600 | #include <sys/types.h> | |
601 | #include <ast/endian.h> | |
602 | #include <sys/param.h> | |
603 | #include <sys/time.h> | |
604 | #include <time.h> | |
605 | ||
606 | #define DUK_USE_OS_STRING "solaris" | |
607 | #elif defined(DUK_F_POSIX) | |
608 | /* --- Generic POSIX --- */ | |
609 | #define DUK_USE_DATE_NOW_GETTIMEOFDAY | |
610 | #define DUK_USE_DATE_TZO_GMTIME_R | |
611 | #define DUK_USE_DATE_PRS_STRPTIME | |
612 | #define DUK_USE_DATE_FMT_STRFTIME | |
613 | #include <sys/types.h> | |
614 | #include <endian.h> | |
615 | #include <sys/param.h> | |
616 | #include <sys/time.h> | |
617 | #include <time.h> | |
618 | ||
619 | #define DUK_USE_OS_STRING "posix" | |
620 | #elif defined(DUK_F_CYGWIN) | |
621 | /* --- Cygwin --- */ | |
622 | /* don't use strptime() for now */ | |
623 | #define DUK_USE_DATE_NOW_GETTIMEOFDAY | |
624 | #define DUK_USE_DATE_TZO_GMTIME_R | |
625 | #define DUK_USE_DATE_FMT_STRFTIME | |
626 | #include <sys/types.h> | |
627 | #include <endian.h> | |
628 | #include <sys/param.h> | |
629 | #include <sys/time.h> | |
630 | #include <time.h> | |
631 | ||
632 | #define DUK_JMPBUF_TYPE jmp_buf | |
633 | #define DUK_SETJMP(jb) _setjmp((jb)) | |
634 | #define DUK_LONGJMP(jb) _longjmp((jb), 1) | |
635 | ||
636 | #define DUK_USE_OS_STRING "windows" | |
637 | #elif defined(DUK_F_UNIX) | |
638 | /* --- Generic UNIX --- */ | |
639 | #define DUK_USE_DATE_NOW_GETTIMEOFDAY | |
640 | #define DUK_USE_DATE_TZO_GMTIME_R | |
641 | #define DUK_USE_DATE_PRS_STRPTIME | |
642 | #define DUK_USE_DATE_FMT_STRFTIME | |
643 | #include <time.h> | |
644 | #include <sys/time.h> | |
645 | #define DUK_USE_OS_STRING "unknown" | |
646 | #else | |
647 | /* --- Generic fallback --- */ | |
648 | /* The most portable current time provider is time(), but it only has a | |
649 | * one second resolution. | |
650 | */ | |
651 | #define DUK_USE_DATE_NOW_TIME | |
652 | ||
653 | /* The most portable way to figure out local time offset is gmtime(), | |
654 | * but it's not thread safe so use with caution. | |
655 | */ | |
656 | #define DUK_USE_DATE_TZO_GMTIME | |
657 | ||
658 | /* Avoid custom date parsing and formatting for portability. */ | |
659 | #undef DUK_USE_DATE_PRS_STRPTIME | |
660 | #undef DUK_USE_DATE_FMT_STRFTIME | |
661 | ||
662 | /* Rely on C89 headers only; time.h must be here. */ | |
663 | #include <time.h> | |
664 | ||
665 | #define DUK_USE_OS_STRING "unknown" | |
666 | #endif /* autodetect platform */ | |
667 | ||
668 | /* Shared includes: C89 */ | |
669 | #include <stdio.h> | |
670 | #include <stdlib.h> | |
671 | #include <string.h> | |
672 | #include <stdarg.h> /* varargs */ | |
673 | #include <setjmp.h> | |
674 | #include <stddef.h> /* e.g. ptrdiff_t */ | |
675 | #include <math.h> | |
676 | #include <limits.h> | |
677 | ||
678 | /* date.h is omitted, and included per platform */ | |
679 | ||
680 | /* Shared includes: stdint.h is C99 */ | |
681 | #if defined(DUK_F_NO_STDINT_H) | |
682 | /* stdint.h not available */ | |
683 | #else | |
684 | /* Technically C99 (C++11) but found in many systems. On some systems | |
685 | * __STDC_LIMIT_MACROS and __STDC_CONSTANT_MACROS must be defined before | |
686 | * including stdint.h (see above). | |
687 | */ | |
688 | #include <stdint.h> | |
689 | #endif | |
690 | ||
691 | #if defined(DUK_F_CPP) | |
692 | #include <exception> /* std::exception */ | |
693 | #endif | |
694 | ||
695 | /* | |
696 | * Architecture autodetection | |
697 | */ | |
698 | ||
699 | #if defined(DUK_F_X86) | |
700 | /* --- x86 --- */ | |
701 | #define DUK_USE_ARCH_STRING "x86" | |
702 | #if !defined(DUK_USE_BYTEORDER) | |
703 | #define DUK_USE_BYTEORDER 1 | |
704 | #endif | |
705 | /* XXX: This is technically not guaranteed because it's possible to configure | |
706 | * an x86 to require aligned accesses with Alignment Check (AC) flag. | |
707 | */ | |
708 | #if !defined(DUK_USE_ALIGN_BY) | |
709 | #define DUK_USE_ALIGN_BY 1 | |
710 | #endif | |
711 | #define DUK_USE_PACKED_TVAL | |
712 | #define DUK_F_PACKED_TVAL_PROVIDED | |
713 | #elif defined(DUK_F_X64) | |
714 | /* --- x64 --- */ | |
715 | #define DUK_USE_ARCH_STRING "x64" | |
716 | #if !defined(DUK_USE_BYTEORDER) | |
717 | #define DUK_USE_BYTEORDER 1 | |
718 | #endif | |
719 | /* XXX: This is technically not guaranteed because it's possible to configure | |
720 | * an x86 to require aligned accesses with Alignment Check (AC) flag. | |
721 | */ | |
722 | #if !defined(DUK_USE_ALIGN_BY) | |
723 | #define DUK_USE_ALIGN_BY 1 | |
724 | #endif | |
725 | #undef DUK_USE_PACKED_TVAL | |
726 | #define DUK_F_PACKED_TVAL_PROVIDED | |
727 | #elif defined(DUK_F_X32) | |
728 | /* --- x32 --- */ | |
729 | #define DUK_USE_ARCH_STRING "x32" | |
730 | #if !defined(DUK_USE_BYTEORDER) | |
731 | #define DUK_USE_BYTEORDER 1 | |
732 | #endif | |
733 | /* XXX: This is technically not guaranteed because it's possible to configure | |
734 | * an x86 to require aligned accesses with Alignment Check (AC) flag. | |
735 | */ | |
736 | #if !defined(DUK_USE_ALIGN_BY) | |
737 | #define DUK_USE_ALIGN_BY 1 | |
738 | #endif | |
739 | #define DUK_USE_PACKED_TVAL | |
740 | #define DUK_F_PACKED_TVAL_PROVIDED | |
741 | #elif defined(DUK_F_ARM32) | |
742 | /* --- ARM 32-bit --- */ | |
743 | #define DUK_USE_ARCH_STRING "arm32" | |
744 | /* Byte order varies, so rely on autodetect. */ | |
745 | #if !defined(DUK_USE_ALIGN_BY) | |
746 | #define DUK_USE_ALIGN_BY 4 | |
747 | #endif | |
748 | #define DUK_USE_PACKED_TVAL | |
749 | #define DUK_F_PACKED_TVAL_PROVIDED | |
750 | #elif defined(DUK_F_ARM64) | |
751 | /* --- ARM 64-bit --- */ | |
752 | #define DUK_USE_ARCH_STRING "arm64" | |
753 | /* Byte order varies, so rely on autodetect. */ | |
754 | #if !defined(DUK_USE_ALIGN_BY) | |
755 | #define DUK_USE_ALIGN_BY 8 | |
756 | #endif | |
757 | #undef DUK_USE_PACKED_TVAL | |
758 | #define DUK_F_PACKED_TVAL_PROVIDED | |
759 | #elif defined(DUK_F_MIPS32) | |
760 | /* --- MIPS 32-bit --- */ | |
761 | #define DUK_USE_ARCH_STRING "mips32" | |
762 | /* MIPS byte order varies so rely on autodetection. */ | |
763 | /* Based on 'make checkalign' there are no alignment requirements on | |
764 | * Linux MIPS except for doubles, which need align by 4. Alignment | |
765 | * requirements vary based on target though. | |
766 | */ | |
767 | #if !defined(DUK_USE_ALIGN_BY) | |
768 | #define DUK_USE_ALIGN_BY 4 | |
769 | #endif | |
770 | #define DUK_USE_PACKED_TVAL | |
771 | #define DUK_F_PACKED_TVAL_PROVIDED | |
772 | #elif defined(DUK_F_MIPS64) | |
773 | /* --- MIPS 64-bit --- */ | |
774 | #define DUK_USE_ARCH_STRING "mips64" | |
775 | /* MIPS byte order varies so rely on autodetection. */ | |
776 | /* Good default is a bit arbitrary because alignment requirements | |
777 | * depend on target. See https://github.com/svaarala/duktape/issues/102. | |
778 | */ | |
779 | #if !defined(DUK_USE_ALIGN_BY) | |
780 | #define DUK_USE_ALIGN_BY 8 | |
781 | #endif | |
782 | #undef DUK_USE_PACKED_TVAL | |
783 | #define DUK_F_PACKED_TVAL_PROVIDED | |
784 | #elif defined(DUK_F_PPC32) | |
785 | /* --- PowerPC 32-bit --- */ | |
786 | #define DUK_USE_ARCH_STRING "ppc32" | |
787 | #if !defined(DUK_USE_BYTEORDER) | |
788 | #define DUK_USE_BYTEORDER 3 | |
789 | #endif | |
790 | #if !defined(DUK_USE_ALIGN_BY) | |
791 | #define DUK_USE_ALIGN_BY 8 | |
792 | #endif | |
793 | #define DUK_USE_PACKED_TVAL | |
794 | #define DUK_F_PACKED_TVAL_PROVIDED | |
795 | #elif defined(DUK_F_PPC64) | |
796 | /* --- PowerPC 64-bit --- */ | |
797 | #define DUK_USE_ARCH_STRING "ppc64" | |
798 | #if !defined(DUK_USE_BYTEORDER) | |
799 | #define DUK_USE_BYTEORDER 3 | |
800 | #endif | |
801 | #if !defined(DUK_USE_ALIGN_BY) | |
802 | #define DUK_USE_ALIGN_BY 8 | |
803 | #endif | |
804 | #undef DUK_USE_PACKED_TVAL | |
805 | #define DUK_F_PACKED_TVAL_PROVIDED | |
806 | #elif defined(DUK_F_SPARC32) | |
807 | /* --- SPARC 32-bit --- */ | |
808 | #define DUK_USE_ARCH_STRING "sparc32" | |
809 | /* SPARC byte order varies so rely on autodetection. */ | |
810 | #if !defined(DUK_USE_ALIGN_BY) | |
811 | #define DUK_USE_ALIGN_BY 8 | |
812 | #endif | |
813 | #define DUK_USE_PACKED_TVAL | |
814 | #define DUK_F_PACKED_TVAL_PROVIDED | |
815 | #elif defined(DUK_F_SPARC64) | |
816 | /* --- SPARC 64-bit --- */ | |
817 | #define DUK_USE_ARCH_STRING "sparc64" | |
818 | /* SPARC byte order varies so rely on autodetection. */ | |
819 | #if !defined(DUK_USE_ALIGN_BY) | |
820 | #define DUK_USE_ALIGN_BY 8 | |
821 | #endif | |
822 | #undef DUK_USE_PACKED_TVAL | |
823 | #define DUK_F_PACKED_TVAL_PROVIDED | |
824 | #elif defined(DUK_F_SUPERH) | |
825 | /* --- SuperH --- */ | |
826 | #define DUK_USE_ARCH_STRING "sh" | |
827 | /* Byte order varies, rely on autodetection. */ | |
828 | /* Based on 'make checkalign' there are no alignment requirements on | |
829 | * Linux SH4, but align by 4 is probably a good basic default. | |
830 | */ | |
831 | #if !defined(DUK_USE_ALIGN_BY) | |
832 | #define DUK_USE_ALIGN_BY 4 | |
833 | #endif | |
834 | #define DUK_USE_PACKED_TVAL | |
835 | #define DUK_F_PACKED_TVAL_PROVIDED | |
836 | #elif defined(DUK_F_M68K) | |
837 | /* --- Motorola 68k --- */ | |
838 | #define DUK_USE_ARCH_STRING "m68k" | |
839 | #if !defined(DUK_USE_BYTEORDER) | |
840 | #define DUK_USE_BYTEORDER 3 | |
841 | #endif | |
842 | #if !defined(DUK_USE_ALIGN_BY) | |
843 | #define DUK_USE_ALIGN_BY 8 | |
844 | #endif | |
845 | #define DUK_USE_PACKED_TVAL | |
846 | #define DUK_F_PACKED_TVAL_PROVIDED | |
847 | #elif defined(DUK_F_EMSCRIPTEN) | |
848 | /* --- Emscripten --- */ | |
849 | #define DUK_USE_ARCH_STRING "emscripten" | |
850 | #if !defined(DUK_USE_BYTEORDER) | |
851 | #define DUK_USE_BYTEORDER 1 | |
852 | #endif | |
853 | #if !defined(DUK_USE_ALIGN_BY) | |
854 | #define DUK_USE_ALIGN_BY 8 | |
855 | #endif | |
856 | #undef DUK_USE_PACKED_TVAL | |
857 | #define DUK_F_PACKED_TVAL_PROVIDED | |
858 | #else | |
859 | /* --- Generic --- */ | |
860 | /* These are necessary wild guesses. */ | |
861 | #define DUK_USE_ARCH_STRING "generic" | |
862 | /* Rely on autodetection for byte order, alignment, and packed tval. */ | |
863 | #endif /* autodetect architecture */ | |
864 | ||
865 | /* | |
866 | * Compiler autodetection | |
867 | */ | |
868 | ||
869 | #if defined(DUK_F_CLANG) | |
870 | /* --- Clang --- */ | |
871 | #if defined(DUK_F_C99) || defined(DUK_F_CPP11) | |
872 | /* C99 / C++11 and above: rely on va_copy() which is required. */ | |
873 | #define DUK_VA_COPY(dest,src) va_copy(dest,src) | |
874 | #else | |
875 | /* Clang: assume we have __va_copy() in non-C99 mode. */ | |
876 | #define DUK_VA_COPY(dest,src) __va_copy(dest,src) | |
877 | #endif | |
878 | ||
879 | #define DUK_NORETURN(decl) decl __attribute__((noreturn)) | |
880 | ||
881 | #if defined(__clang__) && defined(__has_builtin) | |
882 | #if __has_builtin(__builtin_unreachable) | |
883 | #define DUK_UNREACHABLE() do { __builtin_unreachable(); } while (0) | |
884 | #endif | |
885 | #endif | |
886 | ||
887 | #define DUK_USE_BRANCH_HINTS | |
888 | #define DUK_LIKELY(x) __builtin_expect((x), 1) | |
889 | #define DUK_UNLIKELY(x) __builtin_expect((x), 0) | |
890 | ||
891 | #if defined(DUK_F_C99) || defined(DUK_F_CPP11) | |
892 | #define DUK_NOINLINE __attribute__((noinline)) | |
893 | #define DUK_INLINE inline | |
894 | #define DUK_ALWAYS_INLINE inline __attribute__((always_inline)) | |
895 | #endif | |
896 | ||
897 | #if defined(DUK_F_DLL_BUILD) && defined(DUK_F_WINDOWS) | |
898 | /* MSVC dllexport/dllimport: appropriate __declspec depends on whether we're | |
899 | * compiling Duktape or the application. | |
900 | */ | |
901 | #if defined(DUK_COMPILING_DUKTAPE) | |
902 | #define DUK_EXTERNAL_DECL extern __declspec(dllexport) | |
903 | #define DUK_EXTERNAL __declspec(dllexport) | |
904 | #else | |
905 | #define DUK_EXTERNAL_DECL extern __declspec(dllimport) | |
906 | #define DUK_EXTERNAL should_not_happen | |
907 | #endif | |
908 | #if defined(DUK_SINGLE_FILE) | |
909 | #define DUK_INTERNAL_DECL static | |
910 | #define DUK_INTERNAL static | |
911 | #else | |
912 | #define DUK_INTERNAL_DECL extern | |
913 | #define DUK_INTERNAL /*empty*/ | |
914 | #endif | |
915 | #define DUK_LOCAL_DECL static | |
916 | #define DUK_LOCAL static | |
917 | #else | |
918 | #define DUK_EXTERNAL_DECL __attribute__ ((visibility("default"))) extern | |
919 | #define DUK_EXTERNAL __attribute__ ((visibility("default"))) | |
920 | #if defined(DUK_SINGLE_FILE) | |
921 | #if (defined(DUK_F_GCC_VERSION) && DUK_F_GCC_VERSION >= 30101) || defined(DUK_F_CLANG) | |
922 | /* Minimize warnings for unused internal functions with GCC >= 3.1.1 and | |
923 | * Clang. Based on documentation it should suffice to have the attribute | |
924 | * in the declaration only, but in practice some warnings are generated unless | |
925 | * the attribute is also applied to the definition. | |
926 | */ | |
927 | #define DUK_INTERNAL_DECL static __attribute__ ((unused)) | |
928 | #define DUK_INTERNAL static __attribute__ ((unused)) | |
929 | #else | |
930 | #define DUK_INTERNAL_DECL static | |
931 | #define DUK_INTERNAL static | |
932 | #endif | |
933 | #else | |
934 | #if (defined(DUK_F_GCC_VERSION) && DUK_F_GCC_VERSION >= 30101) || defined(DUK_F_CLANG) | |
935 | #define DUK_INTERNAL_DECL __attribute__ ((visibility("hidden"))) __attribute__ ((unused)) extern | |
936 | #define DUK_INTERNAL __attribute__ ((visibility("hidden"))) __attribute__ ((unused)) | |
937 | #else | |
938 | #define DUK_INTERNAL_DECL __attribute__ ((visibility("hidden"))) extern | |
939 | #define DUK_INTERNAL __attribute__ ((visibility("hidden"))) | |
940 | #endif | |
941 | #endif | |
942 | #define DUK_LOCAL_DECL static | |
943 | #define DUK_LOCAL static | |
944 | #endif | |
945 | ||
946 | #if defined(DUK_F_CPP) | |
947 | #define DUK_USE_COMPILER_STRING "clang" | |
948 | #else | |
949 | #define DUK_USE_COMPILER_STRING "clang" | |
950 | #endif | |
951 | ||
952 | #undef DUK_USE_VARIADIC_MACROS | |
953 | #if defined(DUK_F_C99) || defined(DUK_F_CPP11) | |
954 | #define DUK_USE_VARIADIC_MACROS | |
955 | #endif | |
956 | ||
957 | #define DUK_USE_UNION_INITIALIZERS | |
958 | ||
959 | #undef DUK_USE_FLEX_C99 | |
960 | #undef DUK_USE_FLEX_ZEROSIZE | |
961 | #undef DUK_USE_FLEX_ONESIZE | |
962 | #if defined(DUK_F_C99) | |
963 | #define DUK_USE_FLEX_C99 | |
964 | #else | |
965 | #define DUK_USE_FLEX_ZEROSIZE | |
966 | #endif | |
967 | ||
968 | #undef DUK_USE_GCC_PRAGMAS | |
969 | #define DUK_USE_PACK_CLANG_ATTR | |
970 | #elif defined(DUK_F_GCC) | |
971 | /* --- GCC --- */ | |
972 | #if defined(DUK_F_C99) || defined(DUK_F_CPP11) | |
973 | /* C99 / C++11 and above: rely on va_copy() which is required. */ | |
974 | #define DUK_VA_COPY(dest,src) va_copy(dest,src) | |
975 | #else | |
976 | /* GCC: assume we have __va_copy() in non-C99 mode. */ | |
977 | #define DUK_VA_COPY(dest,src) __va_copy(dest,src) | |
978 | #endif | |
979 | ||
980 | #if defined(DUK_F_GCC_VERSION) && (DUK_F_GCC_VERSION >= 20500L) | |
981 | /* since gcc-2.5 */ | |
982 | #define DUK_NORETURN(decl) decl __attribute__((noreturn)) | |
983 | #endif | |
984 | ||
985 | #if defined(DUK_F_GCC_VERSION) && (DUK_F_GCC_VERSION >= 40500L) | |
986 | /* since gcc-4.5 */ | |
987 | #define DUK_UNREACHABLE() do { __builtin_unreachable(); } while (0) | |
988 | #endif | |
989 | ||
990 | #define DUK_USE_BRANCH_HINTS | |
991 | #if defined(DUK_F_GCC_VERSION) && (DUK_F_GCC_VERSION >= 40500L) | |
992 | /* GCC: test not very accurate; enable only in relatively recent builds | |
993 | * because of bugs in gcc-4.4 (http://lists.debian.org/debian-gcc/2010/04/msg00000.html) | |
994 | */ | |
995 | #define DUK_LIKELY(x) __builtin_expect((x), 1) | |
996 | #define DUK_UNLIKELY(x) __builtin_expect((x), 0) | |
997 | #endif | |
998 | ||
999 | #if (defined(DUK_F_C99) || defined(DUK_F_CPP11)) && \ | |
1000 | defined(DUK_F_GCC_VERSION) && (DUK_F_GCC_VERSION >= 30101) | |
1001 | #define DUK_NOINLINE __attribute__((noinline)) | |
1002 | #define DUK_INLINE inline | |
1003 | #define DUK_ALWAYS_INLINE inline __attribute__((always_inline)) | |
1004 | #endif | |
1005 | ||
1006 | #if defined(DUK_F_DLL_BUILD) && defined(DUK_F_WINDOWS) | |
1007 | /* MSVC dllexport/dllimport: appropriate __declspec depends on whether we're | |
1008 | * compiling Duktape or the application. | |
1009 | */ | |
1010 | #if defined(DUK_COMPILING_DUKTAPE) | |
1011 | #define DUK_EXTERNAL_DECL extern __declspec(dllexport) | |
1012 | #define DUK_EXTERNAL __declspec(dllexport) | |
1013 | #else | |
1014 | #define DUK_EXTERNAL_DECL extern __declspec(dllimport) | |
1015 | #define DUK_EXTERNAL should_not_happen | |
1016 | #endif | |
1017 | #if defined(DUK_SINGLE_FILE) | |
1018 | #define DUK_INTERNAL_DECL static | |
1019 | #define DUK_INTERNAL static | |
1020 | #else | |
1021 | #define DUK_INTERNAL_DECL extern | |
1022 | #define DUK_INTERNAL /*empty*/ | |
1023 | #endif | |
1024 | #define DUK_LOCAL_DECL static | |
1025 | #define DUK_LOCAL static | |
1026 | #elif defined(DUK_F_GCC_VERSION) && (DUK_F_GCC_VERSION >= 40000) | |
1027 | #define DUK_EXTERNAL_DECL __attribute__ ((visibility("default"))) extern | |
1028 | #define DUK_EXTERNAL __attribute__ ((visibility("default"))) | |
1029 | #if defined(DUK_SINGLE_FILE) | |
1030 | #if (defined(DUK_F_GCC_VERSION) && DUK_F_GCC_VERSION >= 30101) || defined(DUK_F_CLANG) | |
1031 | /* Minimize warnings for unused internal functions with GCC >= 3.1.1 and | |
1032 | * Clang. Based on documentation it should suffice to have the attribute | |
1033 | * in the declaration only, but in practice some warnings are generated unless | |
1034 | * the attribute is also applied to the definition. | |
1035 | */ | |
1036 | #define DUK_INTERNAL_DECL static __attribute__ ((unused)) | |
1037 | #define DUK_INTERNAL static __attribute__ ((unused)) | |
1038 | #else | |
1039 | #define DUK_INTERNAL_DECL static | |
1040 | #define DUK_INTERNAL static | |
1041 | #endif | |
1042 | #else | |
1043 | #if (defined(DUK_F_GCC_VERSION) && DUK_F_GCC_VERSION >= 30101) || defined(DUK_F_CLANG) | |
1044 | #define DUK_INTERNAL_DECL __attribute__ ((visibility("hidden"))) __attribute__ ((unused)) extern | |
1045 | #define DUK_INTERNAL __attribute__ ((visibility("hidden"))) __attribute__ ((unused)) | |
1046 | #else | |
1047 | #define DUK_INTERNAL_DECL __attribute__ ((visibility("hidden"))) extern | |
1048 | #define DUK_INTERNAL __attribute__ ((visibility("hidden"))) | |
1049 | #endif | |
1050 | #endif | |
1051 | #define DUK_LOCAL_DECL static | |
1052 | #define DUK_LOCAL static | |
1053 | #endif | |
1054 | ||
1055 | #if defined(DUK_F_MINGW) | |
1056 | #if defined(DUK_F_CPP) | |
1057 | #define DUK_USE_COMPILER_STRING "mingw++" | |
1058 | #else | |
1059 | #define DUK_USE_COMPILER_STRING "mingw" | |
1060 | #endif | |
1061 | #else | |
1062 | #if defined(DUK_F_CPP) | |
1063 | #define DUK_USE_COMPILER_STRING "g++" | |
1064 | #else | |
1065 | #define DUK_USE_COMPILER_STRING "gcc" | |
1066 | #endif | |
1067 | #endif | |
1068 | ||
1069 | #undef DUK_USE_VARIADIC_MACROS | |
1070 | #if defined(DUK_F_C99) || (defined(DUK_F_CPP11) && defined(__GNUC__)) | |
1071 | #define DUK_USE_VARIADIC_MACROS | |
1072 | #endif | |
1073 | ||
1074 | #define DUK_USE_UNION_INITIALIZERS | |
1075 | ||
1076 | #undef DUK_USE_FLEX_C99 | |
1077 | #undef DUK_USE_FLEX_ZEROSIZE | |
1078 | #undef DUK_USE_FLEX_ONESIZE | |
1079 | #if defined(DUK_F_C99) | |
1080 | #define DUK_USE_FLEX_C99 | |
1081 | #else | |
1082 | #define DUK_USE_FLEX_ZEROSIZE | |
1083 | #endif | |
1084 | ||
1085 | #if defined(DUK_F_GCC_VERSION) && (DUK_F_GCC_VERSION >= 40600) | |
1086 | #define DUK_USE_GCC_PRAGMAS | |
1087 | #else | |
1088 | #undef DUK_USE_GCC_PRAGMAS | |
1089 | #endif | |
1090 | ||
1091 | #define DUK_USE_PACK_GCC_ATTR | |
1092 | #elif defined(DUK_F_MSVC) | |
1093 | /* --- MSVC --- */ | |
1094 | /* http://msdn.microsoft.com/en-us/library/aa235362(VS.60).aspx */ | |
1095 | #define DUK_NORETURN(decl) __declspec(noreturn) decl | |
1096 | ||
1097 | /* XXX: DUK_UNREACHABLE for msvc? */ | |
1098 | ||
1099 | #undef DUK_USE_BRANCH_HINTS | |
1100 | ||
1101 | /* XXX: DUK_LIKELY, DUK_UNLIKELY for msvc? */ | |
1102 | /* XXX: DUK_NOINLINE, DUK_INLINE, DUK_ALWAYS_INLINE for msvc? */ | |
1103 | ||
1104 | #if defined(DUK_F_DLL_BUILD) && defined(DUK_F_WINDOWS) | |
1105 | /* MSVC dllexport/dllimport: appropriate __declspec depends on whether we're | |
1106 | * compiling Duktape or the application. | |
1107 | */ | |
1108 | #if defined(DUK_COMPILING_DUKTAPE) | |
1109 | #define DUK_EXTERNAL_DECL extern __declspec(dllexport) | |
1110 | #define DUK_EXTERNAL __declspec(dllexport) | |
1111 | #else | |
1112 | #define DUK_EXTERNAL_DECL extern __declspec(dllimport) | |
1113 | #define DUK_EXTERNAL should_not_happen | |
1114 | #endif | |
1115 | #if defined(DUK_SINGLE_FILE) | |
1116 | #define DUK_INTERNAL_DECL static | |
1117 | #define DUK_INTERNAL static | |
1118 | #else | |
1119 | #define DUK_INTERNAL_DECL extern | |
1120 | #define DUK_INTERNAL /*empty*/ | |
1121 | #endif | |
1122 | #define DUK_LOCAL_DECL static | |
1123 | #define DUK_LOCAL static | |
1124 | #endif | |
1125 | ||
1126 | #if defined(DUK_F_CPP) | |
1127 | #define DUK_USE_COMPILER_STRING "msvc++" | |
1128 | #else | |
1129 | #define DUK_USE_COMPILER_STRING "msvc" | |
1130 | #endif | |
1131 | ||
1132 | #undef DUK_USE_VARIADIC_MACROS | |
1133 | #if defined(DUK_F_C99) | |
1134 | #define DUK_USE_VARIADIC_MACROS | |
1135 | #elif defined(_MSC_VER) && (_MSC_VER >= 1400) | |
1136 | /* VS2005+ should have variadic macros even when they're not C99. */ | |
1137 | #define DUK_USE_VARIADIC_MACROS | |
1138 | #endif | |
1139 | ||
1140 | #undef DUK_USE_UNION_INITIALIZERS | |
1141 | #if defined(_MSC_VER) && (_MSC_VER >= 1800) | |
1142 | /* VS2013+ supports union initializers but there's a bug involving union-inside-struct: | |
1143 | * https://connect.microsoft.com/VisualStudio/feedback/details/805981 | |
1144 | * The bug was fixed (at least) in VS2015 so check for VS2015 for now: | |
1145 | * https://blogs.msdn.microsoft.com/vcblog/2015/07/01/c-compiler-front-end-fixes-in-vs2015/ | |
1146 | * Manually tested using VS2013, CL reports 18.00.31101, so enable for VS2013 too. | |
1147 | */ | |
1148 | #define DUK_USE_UNION_INITIALIZERS | |
1149 | #endif | |
1150 | ||
1151 | #undef DUK_USE_FLEX_C99 | |
1152 | #undef DUK_USE_FLEX_ZEROSIZE | |
1153 | #undef DUK_USE_FLEX_ONESIZE | |
1154 | #if defined(DUK_F_C99) | |
1155 | #define DUK_USE_FLEX_C99 | |
1156 | #else | |
1157 | #define DUK_USE_FLEX_ZEROSIZE | |
1158 | #endif | |
1159 | ||
1160 | #undef DUK_USE_GCC_PRAGMAS | |
1161 | ||
1162 | #define DUK_USE_PACK_MSVC_PRAGMA | |
1163 | ||
1164 | /* These have been tested from VS2008 onwards; may work in older VS versions | |
1165 | * too but not enabled by default. | |
1166 | */ | |
1167 | #if defined(_MSC_VER) && (_MSC_VER >= 1500) | |
1168 | #define DUK_NOINLINE __declspec(noinline) | |
1169 | #define DUK_INLINE __inline | |
1170 | #define DUK_ALWAYS_INLINE __forceinline | |
1171 | #endif | |
1172 | ||
1173 | #if defined(_MSC_VER) && (_MSC_VER >= 1900) | |
1174 | #define DUK_SNPRINTF snprintf | |
1175 | #define DUK_VSNPRINTF vsnprintf | |
1176 | #else | |
1177 | /* (v)snprintf() is missing before MSVC 2015. Note that _(v)snprintf() does | |
1178 | * NOT NUL terminate on truncation, but Duktape code never assumes that. | |
1179 | * http://stackoverflow.com/questions/2915672/snprintf-and-visual-studio-2010 | |
1180 | */ | |
1181 | #define DUK_SNPRINTF _snprintf | |
1182 | #define DUK_VSNPRINTF _vsnprintf | |
1183 | #endif | |
1184 | #elif defined(DUK_F_EMSCRIPTEN) | |
1185 | /* --- Emscripten --- */ | |
1186 | #define DUK_NORETURN(decl) decl __attribute__((noreturn)) | |
1187 | ||
1188 | #if defined(__clang__) && defined(__has_builtin) | |
1189 | #if __has_builtin(__builtin_unreachable) | |
1190 | #define DUK_UNREACHABLE() do { __builtin_unreachable(); } while (0) | |
1191 | #endif | |
1192 | #endif | |
1193 | ||
1194 | #define DUK_USE_BRANCH_HINTS | |
1195 | #define DUK_LIKELY(x) __builtin_expect((x), 1) | |
1196 | #define DUK_UNLIKELY(x) __builtin_expect((x), 0) | |
1197 | ||
1198 | #if defined(DUK_F_C99) || defined(DUK_F_CPP11) | |
1199 | #define DUK_NOINLINE __attribute__((noinline)) | |
1200 | #define DUK_INLINE inline | |
1201 | #define DUK_ALWAYS_INLINE inline __attribute__((always_inline)) | |
1202 | #endif | |
1203 | ||
1204 | #define DUK_EXTERNAL_DECL __attribute__ ((visibility("default"))) extern | |
1205 | #define DUK_EXTERNAL __attribute__ ((visibility("default"))) | |
1206 | #if defined(DUK_SINGLE_FILE) | |
1207 | #if (defined(DUK_F_GCC_VERSION) && DUK_F_GCC_VERSION >= 30101) || defined(DUK_F_CLANG) | |
1208 | /* Minimize warnings for unused internal functions with GCC >= 3.1.1 and | |
1209 | * Clang. Based on documentation it should suffice to have the attribute | |
1210 | * in the declaration only, but in practice some warnings are generated unless | |
1211 | * the attribute is also applied to the definition. | |
1212 | */ | |
1213 | #define DUK_INTERNAL_DECL static __attribute__ ((unused)) | |
1214 | #define DUK_INTERNAL static __attribute__ ((unused)) | |
1215 | #else | |
1216 | #define DUK_INTERNAL_DECL static | |
1217 | #define DUK_INTERNAL static | |
1218 | #endif | |
1219 | #else | |
1220 | #if (defined(DUK_F_GCC_VERSION) && DUK_F_GCC_VERSION >= 30101) || defined(DUK_F_CLANG) | |
1221 | #define DUK_INTERNAL_DECL __attribute__ ((visibility("hidden"))) __attribute__ ((unused)) extern | |
1222 | #define DUK_INTERNAL __attribute__ ((visibility("hidden"))) __attribute__ ((unused)) | |
1223 | #else | |
1224 | #define DUK_INTERNAL_DECL __attribute__ ((visibility("hidden"))) extern | |
1225 | #define DUK_INTERNAL __attribute__ ((visibility("hidden"))) | |
1226 | #endif | |
1227 | #endif | |
1228 | #define DUK_LOCAL_DECL static | |
1229 | #define DUK_LOCAL static | |
1230 | ||
1231 | #define DUK_USE_COMPILER_STRING "emscripten" | |
1232 | ||
1233 | #undef DUK_USE_VARIADIC_MACROS | |
1234 | #if defined(DUK_F_C99) || defined(DUK_F_CPP11) | |
1235 | #define DUK_USE_VARIADIC_MACROS | |
1236 | #endif | |
1237 | ||
1238 | #define DUK_USE_UNION_INITIALIZERS | |
1239 | ||
1240 | #undef DUK_USE_FLEX_C99 | |
1241 | #undef DUK_USE_FLEX_ZEROSIZE | |
1242 | #undef DUK_USE_FLEX_ONESIZE | |
1243 | #if defined(DUK_F_C99) | |
1244 | #define DUK_USE_FLEX_C99 | |
1245 | #else | |
1246 | #define DUK_USE_FLEX_ZEROSIZE | |
1247 | #endif | |
1248 | ||
1249 | #undef DUK_USE_GCC_PRAGMAS | |
1250 | #define DUK_USE_PACK_CLANG_ATTR | |
1251 | #elif defined(DUK_F_TINYC) | |
1252 | /* --- TinyC --- */ | |
1253 | #undef DUK_USE_BRANCH_HINTS | |
1254 | ||
1255 | #if defined(DUK_F_CPP) | |
1256 | #define DUK_USE_COMPILER_STRING "tinyc++" | |
1257 | #else | |
1258 | #define DUK_USE_COMPILER_STRING "tinyc" | |
1259 | #endif | |
1260 | ||
1261 | /* http://bellard.org/tcc/tcc-doc.html#SEC7 */ | |
1262 | #define DUK_USE_VARIADIC_MACROS | |
1263 | ||
1264 | #define DUK_USE_UNION_INITIALIZERS | |
1265 | ||
1266 | /* Most portable, wastes space */ | |
1267 | #define DUK_USE_FLEX_ONESIZE | |
1268 | ||
1269 | /* Most portable, potentially wastes space */ | |
1270 | #define DUK_USE_PACK_DUMMY_MEMBER | |
1271 | #elif defined(DUK_F_VBCC) | |
1272 | /* --- VBCC --- */ | |
1273 | #undef DUK_USE_BRANCH_HINTS | |
1274 | ||
1275 | #if defined(DUK_F_CPP) | |
1276 | #define DUK_USE_COMPILER_STRING "vbcc-c++" | |
1277 | #else | |
1278 | #define DUK_USE_COMPILER_STRING "vbcc" | |
1279 | #endif | |
1280 | ||
1281 | #undef DUK_USE_VARIADIC_MACROS | |
1282 | #if defined(DUK_F_C99) || defined(DUK_F_CPP11) | |
1283 | #define DUK_USE_VARIADIC_MACROS | |
1284 | #endif | |
1285 | ||
1286 | /* VBCC supports C99 so check only for C99 for union initializer support. | |
1287 | * Designated union initializers would possibly work even without a C99 check. | |
1288 | */ | |
1289 | #undef DUK_USE_UNION_INITIALIZERS | |
1290 | #if defined(DUK_F_C99) | |
1291 | #define DUK_USE_UNION_INITIALIZERS | |
1292 | #endif | |
1293 | ||
1294 | #define DUK_USE_FLEX_ZEROSIZE | |
1295 | #define DUK_USE_PACK_DUMMY_MEMBER | |
1296 | #elif defined(DUK_F_BCC) | |
1297 | /* --- Bruce's C compiler --- */ | |
1298 | #undef DUK_USE_BRANCH_HINTS | |
1299 | ||
1300 | #if defined(DUK_F_CPP) | |
1301 | #define DUK_USE_COMPILER_STRING "bcc++" | |
1302 | #else | |
1303 | #define DUK_USE_COMPILER_STRING "bcc" | |
1304 | #endif | |
1305 | ||
1306 | /* Most portable */ | |
1307 | #undef DUK_USE_VARIADIC_MACROS | |
1308 | ||
1309 | /* Most portable, wastes space */ | |
1310 | #undef DUK_USE_UNION_INITIALIZERS | |
1311 | ||
1312 | /* Most portable, wastes space */ | |
1313 | #define DUK_USE_FLEX_ONESIZE | |
1314 | ||
1315 | /* Most portable, potentially wastes space */ | |
1316 | #define DUK_USE_PACK_DUMMY_MEMBER | |
1317 | ||
1318 | /* BCC, assume we're on x86. */ | |
1319 | #if !defined(DUK_USE_BYTEORDER) | |
1320 | #define DUK_USE_BYTEORDER 1 | |
1321 | #endif | |
1322 | #else | |
1323 | /* --- Generic --- */ | |
1324 | #undef DUK_USE_BRANCH_HINTS | |
1325 | ||
1326 | #if defined(DUK_F_CPP) | |
1327 | #define DUK_USE_COMPILER_STRING "generic-c++" | |
1328 | #else | |
1329 | #define DUK_USE_COMPILER_STRING "generic" | |
1330 | #endif | |
1331 | ||
1332 | #undef DUK_USE_VARIADIC_MACROS | |
1333 | #if defined(DUK_F_C99) || defined(DUK_F_CPP11) | |
1334 | #define DUK_USE_VARIADIC_MACROS | |
1335 | #endif | |
1336 | ||
1337 | /* C++ doesn't have standard designated union initializers ({ .foo = 1 }). */ | |
1338 | #undef DUK_USE_UNION_INITIALIZERS | |
1339 | #if defined(DUK_F_C99) | |
1340 | #define DUK_USE_UNION_INITIALIZERS | |
1341 | #endif | |
1342 | ||
1343 | /* Most portable, wastes space */ | |
1344 | #define DUK_USE_FLEX_ONESIZE | |
1345 | ||
1346 | /* Most portable, potentially wastes space */ | |
1347 | #define DUK_USE_PACK_DUMMY_MEMBER | |
1348 | #endif /* autodetect compiler */ | |
1349 | ||
1350 | /* uclibc */ | |
1351 | #if defined(__UCLIBC__) | |
1352 | #define DUK_F_UCLIBC | |
1353 | #endif | |
1354 | ||
1355 | /* | |
1356 | * Wrapper typedefs and constants for integer types, also sanity check types. | |
1357 | * | |
1358 | * C99 typedefs are quite good but not always available, and we want to avoid | |
1359 | * forcibly redefining the C99 typedefs. So, there are Duktape wrappers for | |
1360 | * all C99 typedefs and Duktape code should only use these typedefs. Type | |
1361 | * detection when C99 is not supported is best effort and may end up detecting | |
1362 | * some types incorrectly. | |
1363 | * | |
1364 | * Pointer sizes are a portability problem: pointers to different types may | |
1365 | * have a different size and function pointers are very difficult to manage | |
1366 | * portably. | |
1367 | * | |
1368 | * http://en.wikipedia.org/wiki/C_data_types#Fixed-width_integer_types | |
1369 | * | |
1370 | * Note: there's an interesting corner case when trying to define minimum | |
1371 | * signed integer value constants which leads to the current workaround of | |
1372 | * defining e.g. -0x80000000 as (-0x7fffffffL - 1L). See doc/code-issues.txt | |
1373 | * for a longer discussion. | |
1374 | * | |
1375 | * Note: avoid typecasts and computations in macro integer constants as they | |
1376 | * can then no longer be used in macro relational expressions (such as | |
1377 | * #if DUK_SIZE_MAX < 0xffffffffUL). There is internal code which relies on | |
1378 | * being able to compare DUK_SIZE_MAX against a limit. | |
1379 | */ | |
1380 | ||
1381 | /* XXX: add feature options to force basic types from outside? */ | |
1382 | ||
1383 | #if !defined(INT_MAX) | |
1384 | #error INT_MAX not defined | |
1385 | #endif | |
1386 | ||
1387 | /* Check that architecture is two's complement, standard C allows e.g. | |
1388 | * INT_MIN to be -2**31+1 (instead of -2**31). | |
1389 | */ | |
1390 | #if defined(INT_MAX) && defined(INT_MIN) | |
1391 | #if INT_MAX != -(INT_MIN + 1) | |
1392 | #error platform does not seem complement of two | |
1393 | #endif | |
1394 | #else | |
1395 | #error cannot check complement of two | |
1396 | #endif | |
1397 | ||
1398 | /* Pointer size determination based on __WORDSIZE or architecture when | |
1399 | * that's not available. | |
1400 | */ | |
1401 | #if defined(DUK_F_X86) || defined(DUK_F_X32) || \ | |
1402 | defined(DUK_F_M68K) || defined(DUK_F_PPC32) || \ | |
1403 | defined(DUK_F_BCC) || \ | |
1404 | (defined(__WORDSIZE) && (__WORDSIZE == 32)) | |
1405 | #define DUK_F_32BIT_PTRS | |
1406 | #elif defined(DUK_F_X64) || \ | |
1407 | (defined(__WORDSIZE) && (__WORDSIZE == 64)) | |
1408 | #define DUK_F_64BIT_PTRS | |
1409 | #else | |
1410 | /* not sure, not needed with C99 anyway */ | |
1411 | #endif | |
1412 | ||
1413 | /* Intermediate define for 'have inttypes.h' */ | |
1414 | #undef DUK_F_HAVE_INTTYPES | |
1415 | #if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) && \ | |
1416 | !(defined(DUK_F_AMIGAOS) && defined(DUK_F_VBCC)) | |
1417 | /* vbcc + AmigaOS has C99 but no inttypes.h */ | |
1418 | #define DUK_F_HAVE_INTTYPES | |
1419 | #elif defined(__cplusplus) && (__cplusplus >= 201103L) | |
1420 | /* C++11 apparently ratified stdint.h */ | |
1421 | #define DUK_F_HAVE_INTTYPES | |
1422 | #endif | |
1423 | ||
1424 | /* Basic integer typedefs and limits, preferably from inttypes.h, otherwise | |
1425 | * through automatic detection. | |
1426 | */ | |
1427 | #if defined(DUK_F_HAVE_INTTYPES) | |
1428 | /* C99 or compatible */ | |
1429 | ||
1430 | #define DUK_F_HAVE_64BIT | |
1431 | #include <inttypes.h> | |
1432 | ||
1433 | typedef uint8_t duk_uint8_t; | |
1434 | typedef int8_t duk_int8_t; | |
1435 | typedef uint16_t duk_uint16_t; | |
1436 | typedef int16_t duk_int16_t; | |
1437 | typedef uint32_t duk_uint32_t; | |
1438 | typedef int32_t duk_int32_t; | |
1439 | typedef uint64_t duk_uint64_t; | |
1440 | typedef int64_t duk_int64_t; | |
1441 | typedef uint_least8_t duk_uint_least8_t; | |
1442 | typedef int_least8_t duk_int_least8_t; | |
1443 | typedef uint_least16_t duk_uint_least16_t; | |
1444 | typedef int_least16_t duk_int_least16_t; | |
1445 | typedef uint_least32_t duk_uint_least32_t; | |
1446 | typedef int_least32_t duk_int_least32_t; | |
1447 | typedef uint_least64_t duk_uint_least64_t; | |
1448 | typedef int_least64_t duk_int_least64_t; | |
1449 | typedef uint_fast8_t duk_uint_fast8_t; | |
1450 | typedef int_fast8_t duk_int_fast8_t; | |
1451 | typedef uint_fast16_t duk_uint_fast16_t; | |
1452 | typedef int_fast16_t duk_int_fast16_t; | |
1453 | typedef uint_fast32_t duk_uint_fast32_t; | |
1454 | typedef int_fast32_t duk_int_fast32_t; | |
1455 | typedef uint_fast64_t duk_uint_fast64_t; | |
1456 | typedef int_fast64_t duk_int_fast64_t; | |
1457 | typedef uintptr_t duk_uintptr_t; | |
1458 | typedef intptr_t duk_intptr_t; | |
1459 | typedef uintmax_t duk_uintmax_t; | |
1460 | typedef intmax_t duk_intmax_t; | |
1461 | ||
1462 | #define DUK_UINT8_MIN 0 | |
1463 | #define DUK_UINT8_MAX UINT8_MAX | |
1464 | #define DUK_INT8_MIN INT8_MIN | |
1465 | #define DUK_INT8_MAX INT8_MAX | |
1466 | #define DUK_UINT_LEAST8_MIN 0 | |
1467 | #define DUK_UINT_LEAST8_MAX UINT_LEAST8_MAX | |
1468 | #define DUK_INT_LEAST8_MIN INT_LEAST8_MIN | |
1469 | #define DUK_INT_LEAST8_MAX INT_LEAST8_MAX | |
1470 | #define DUK_UINT_FAST8_MIN 0 | |
1471 | #define DUK_UINT_FAST8_MAX UINT_FAST8_MAX | |
1472 | #define DUK_INT_FAST8_MIN INT_FAST8_MIN | |
1473 | #define DUK_INT_FAST8_MAX INT_FAST8_MAX | |
1474 | #define DUK_UINT16_MIN 0 | |
1475 | #define DUK_UINT16_MAX UINT16_MAX | |
1476 | #define DUK_INT16_MIN INT16_MIN | |
1477 | #define DUK_INT16_MAX INT16_MAX | |
1478 | #define DUK_UINT_LEAST16_MIN 0 | |
1479 | #define DUK_UINT_LEAST16_MAX UINT_LEAST16_MAX | |
1480 | #define DUK_INT_LEAST16_MIN INT_LEAST16_MIN | |
1481 | #define DUK_INT_LEAST16_MAX INT_LEAST16_MAX | |
1482 | #define DUK_UINT_FAST16_MIN 0 | |
1483 | #define DUK_UINT_FAST16_MAX UINT_FAST16_MAX | |
1484 | #define DUK_INT_FAST16_MIN INT_FAST16_MIN | |
1485 | #define DUK_INT_FAST16_MAX INT_FAST16_MAX | |
1486 | #define DUK_UINT32_MIN 0 | |
1487 | #define DUK_UINT32_MAX UINT32_MAX | |
1488 | #define DUK_INT32_MIN INT32_MIN | |
1489 | #define DUK_INT32_MAX INT32_MAX | |
1490 | #define DUK_UINT_LEAST32_MIN 0 | |
1491 | #define DUK_UINT_LEAST32_MAX UINT_LEAST32_MAX | |
1492 | #define DUK_INT_LEAST32_MIN INT_LEAST32_MIN | |
1493 | #define DUK_INT_LEAST32_MAX INT_LEAST32_MAX | |
1494 | #define DUK_UINT_FAST32_MIN 0 | |
1495 | #define DUK_UINT_FAST32_MAX UINT_FAST32_MAX | |
1496 | #define DUK_INT_FAST32_MIN INT_FAST32_MIN | |
1497 | #define DUK_INT_FAST32_MAX INT_FAST32_MAX | |
1498 | #define DUK_UINT64_MIN 0 | |
1499 | #define DUK_UINT64_MAX UINT64_MAX | |
1500 | #define DUK_INT64_MIN INT64_MIN | |
1501 | #define DUK_INT64_MAX INT64_MAX | |
1502 | #define DUK_UINT_LEAST64_MIN 0 | |
1503 | #define DUK_UINT_LEAST64_MAX UINT_LEAST64_MAX | |
1504 | #define DUK_INT_LEAST64_MIN INT_LEAST64_MIN | |
1505 | #define DUK_INT_LEAST64_MAX INT_LEAST64_MAX | |
1506 | #define DUK_UINT_FAST64_MIN 0 | |
1507 | #define DUK_UINT_FAST64_MAX UINT_FAST64_MAX | |
1508 | #define DUK_INT_FAST64_MIN INT_FAST64_MIN | |
1509 | #define DUK_INT_FAST64_MAX INT_FAST64_MAX | |
1510 | ||
1511 | #define DUK_UINTPTR_MIN 0 | |
1512 | #define DUK_UINTPTR_MAX UINTPTR_MAX | |
1513 | #define DUK_INTPTR_MIN INTPTR_MIN | |
1514 | #define DUK_INTPTR_MAX INTPTR_MAX | |
1515 | ||
1516 | #define DUK_UINTMAX_MIN 0 | |
1517 | #define DUK_UINTMAX_MAX UINTMAX_MAX | |
1518 | #define DUK_INTMAX_MIN INTMAX_MIN | |
1519 | #define DUK_INTMAX_MAX INTMAX_MAX | |
1520 | ||
1521 | #define DUK_SIZE_MIN 0 | |
1522 | #define DUK_SIZE_MAX SIZE_MAX | |
1523 | #undef DUK_SIZE_MAX_COMPUTED | |
1524 | ||
1525 | #else /* C99 types */ | |
1526 | ||
1527 | /* When C99 types are not available, we use heuristic detection to get | |
1528 | * the basic 8, 16, 32, and (possibly) 64 bit types. The fast/least | |
1529 | * types are then assumed to be exactly the same for now: these could | |
1530 | * be improved per platform but C99 types are very often now available. | |
1531 | * 64-bit types are not available on all platforms; this is OK at least | |
1532 | * on 32-bit platforms. | |
1533 | * | |
1534 | * This detection code is necessarily a bit hacky and can provide typedefs | |
1535 | * and defines that won't work correctly on some exotic platform. | |
1536 | */ | |
1537 | ||
1538 | #if (defined(CHAR_BIT) && (CHAR_BIT == 8)) || \ | |
1539 | (defined(UCHAR_MAX) && (UCHAR_MAX == 255)) | |
1540 | typedef unsigned char duk_uint8_t; | |
1541 | typedef signed char duk_int8_t; | |
1542 | #else | |
1543 | #error cannot detect 8-bit type | |
1544 | #endif | |
1545 | ||
1546 | #if defined(USHRT_MAX) && (USHRT_MAX == 65535UL) | |
1547 | typedef unsigned short duk_uint16_t; | |
1548 | typedef signed short duk_int16_t; | |
1549 | #elif defined(UINT_MAX) && (UINT_MAX == 65535UL) | |
1550 | /* On some platforms int is 16-bit but long is 32-bit (e.g. PureC) */ | |
1551 | typedef unsigned int duk_uint16_t; | |
1552 | typedef signed int duk_int16_t; | |
1553 | #else | |
1554 | #error cannot detect 16-bit type | |
1555 | #endif | |
1556 | ||
1557 | #if defined(UINT_MAX) && (UINT_MAX == 4294967295UL) | |
1558 | typedef unsigned int duk_uint32_t; | |
1559 | typedef signed int duk_int32_t; | |
1560 | #elif defined(ULONG_MAX) && (ULONG_MAX == 4294967295UL) | |
1561 | /* On some platforms int is 16-bit but long is 32-bit (e.g. PureC) */ | |
1562 | typedef unsigned long duk_uint32_t; | |
1563 | typedef signed long duk_int32_t; | |
1564 | #else | |
1565 | #error cannot detect 32-bit type | |
1566 | #endif | |
1567 | ||
1568 | /* 64-bit type detection is a bit tricky. | |
1569 | * | |
1570 | * ULLONG_MAX is a standard define. __LONG_LONG_MAX__ and __ULONG_LONG_MAX__ | |
1571 | * are used by at least GCC (even if system headers don't provide ULLONG_MAX). | |
1572 | * Some GCC variants may provide __LONG_LONG_MAX__ but not __ULONG_LONG_MAX__. | |
1573 | * | |
1574 | * ULL / LL constants are rejected / warned about by some compilers, even if | |
1575 | * the compiler has a 64-bit type and the compiler/system headers provide an | |
1576 | * unsupported constant (ULL/LL)! Try to avoid using ULL / LL constants. | |
1577 | * As a side effect we can only check that e.g. ULONG_MAX is larger than 32 | |
1578 | * bits but can't be sure it is exactly 64 bits. Self tests will catch such | |
1579 | * cases. | |
1580 | */ | |
1581 | #undef DUK_F_HAVE_64BIT | |
1582 | #if !defined(DUK_F_HAVE_64BIT) && defined(ULONG_MAX) | |
1583 | #if (ULONG_MAX > 4294967295UL) | |
1584 | #define DUK_F_HAVE_64BIT | |
1585 | typedef unsigned long duk_uint64_t; | |
1586 | typedef signed long duk_int64_t; | |
1587 | #endif | |
1588 | #endif | |
1589 | #if !defined(DUK_F_HAVE_64BIT) && defined(ULLONG_MAX) | |
1590 | #if (ULLONG_MAX > 4294967295UL) | |
1591 | #define DUK_F_HAVE_64BIT | |
1592 | typedef unsigned long long duk_uint64_t; | |
1593 | typedef signed long long duk_int64_t; | |
1594 | #endif | |
1595 | #endif | |
1596 | #if !defined(DUK_F_HAVE_64BIT) && defined(__ULONG_LONG_MAX__) | |
1597 | #if (__ULONG_LONG_MAX__ > 4294967295UL) | |
1598 | #define DUK_F_HAVE_64BIT | |
1599 | typedef unsigned long long duk_uint64_t; | |
1600 | typedef signed long long duk_int64_t; | |
1601 | #endif | |
1602 | #endif | |
1603 | #if !defined(DUK_F_HAVE_64BIT) && defined(__LONG_LONG_MAX__) | |
1604 | #if (__LONG_LONG_MAX__ > 2147483647L) | |
1605 | #define DUK_F_HAVE_64BIT | |
1606 | typedef unsigned long long duk_uint64_t; | |
1607 | typedef signed long long duk_int64_t; | |
1608 | #endif | |
1609 | #endif | |
1610 | #if !defined(DUK_F_HAVE_64BIT) && \ | |
1611 | (defined(DUK_F_MINGW) || defined(DUK_F_MSVC)) | |
1612 | /* Both MinGW and MSVC have a 64-bit type. */ | |
1613 | #define DUK_F_HAVE_64BIT | |
1614 | typedef unsigned long duk_uint64_t; | |
1615 | typedef signed long duk_int64_t; | |
1616 | #endif | |
1617 | #if !defined(DUK_F_HAVE_64BIT) | |
1618 | /* cannot detect 64-bit type, not always needed so don't error */ | |
1619 | #endif | |
1620 | ||
1621 | typedef duk_uint8_t duk_uint_least8_t; | |
1622 | typedef duk_int8_t duk_int_least8_t; | |
1623 | typedef duk_uint16_t duk_uint_least16_t; | |
1624 | typedef duk_int16_t duk_int_least16_t; | |
1625 | typedef duk_uint32_t duk_uint_least32_t; | |
1626 | typedef duk_int32_t duk_int_least32_t; | |
1627 | typedef duk_uint8_t duk_uint_fast8_t; | |
1628 | typedef duk_int8_t duk_int_fast8_t; | |
1629 | typedef duk_uint16_t duk_uint_fast16_t; | |
1630 | typedef duk_int16_t duk_int_fast16_t; | |
1631 | typedef duk_uint32_t duk_uint_fast32_t; | |
1632 | typedef duk_int32_t duk_int_fast32_t; | |
1633 | #if defined(DUK_F_HAVE_64BIT) | |
1634 | typedef duk_uint64_t duk_uint_least64_t; | |
1635 | typedef duk_int64_t duk_int_least64_t; | |
1636 | typedef duk_uint64_t duk_uint_fast64_t; | |
1637 | typedef duk_int64_t duk_int_fast64_t; | |
1638 | #endif | |
1639 | #if defined(DUK_F_HAVE_64BIT) | |
1640 | typedef duk_uint64_t duk_uintmax_t; | |
1641 | typedef duk_int64_t duk_intmax_t; | |
1642 | #else | |
1643 | typedef duk_uint32_t duk_uintmax_t; | |
1644 | typedef duk_int32_t duk_intmax_t; | |
1645 | #endif | |
1646 | ||
1647 | /* Note: the funny looking computations for signed minimum 16-bit, 32-bit, and | |
1648 | * 64-bit values are intentional as the obvious forms (e.g. -0x80000000L) are | |
1649 | * -not- portable. See code-issues.txt for a detailed discussion. | |
1650 | */ | |
1651 | #define DUK_UINT8_MIN 0UL | |
1652 | #define DUK_UINT8_MAX 0xffUL | |
1653 | #define DUK_INT8_MIN (-0x80L) | |
1654 | #define DUK_INT8_MAX 0x7fL | |
1655 | #define DUK_UINT_LEAST8_MIN 0UL | |
1656 | #define DUK_UINT_LEAST8_MAX 0xffUL | |
1657 | #define DUK_INT_LEAST8_MIN (-0x80L) | |
1658 | #define DUK_INT_LEAST8_MAX 0x7fL | |
1659 | #define DUK_UINT_FAST8_MIN 0UL | |
1660 | #define DUK_UINT_FAST8_MAX 0xffUL | |
1661 | #define DUK_INT_FAST8_MIN (-0x80L) | |
1662 | #define DUK_INT_FAST8_MAX 0x7fL | |
1663 | #define DUK_UINT16_MIN 0UL | |
1664 | #define DUK_UINT16_MAX 0xffffUL | |
1665 | #define DUK_INT16_MIN (-0x7fffL - 1L) | |
1666 | #define DUK_INT16_MAX 0x7fffL | |
1667 | #define DUK_UINT_LEAST16_MIN 0UL | |
1668 | #define DUK_UINT_LEAST16_MAX 0xffffUL | |
1669 | #define DUK_INT_LEAST16_MIN (-0x7fffL - 1L) | |
1670 | #define DUK_INT_LEAST16_MAX 0x7fffL | |
1671 | #define DUK_UINT_FAST16_MIN 0UL | |
1672 | #define DUK_UINT_FAST16_MAX 0xffffUL | |
1673 | #define DUK_INT_FAST16_MIN (-0x7fffL - 1L) | |
1674 | #define DUK_INT_FAST16_MAX 0x7fffL | |
1675 | #define DUK_UINT32_MIN 0UL | |
1676 | #define DUK_UINT32_MAX 0xffffffffUL | |
1677 | #define DUK_INT32_MIN (-0x7fffffffL - 1L) | |
1678 | #define DUK_INT32_MAX 0x7fffffffL | |
1679 | #define DUK_UINT_LEAST32_MIN 0UL | |
1680 | #define DUK_UINT_LEAST32_MAX 0xffffffffUL | |
1681 | #define DUK_INT_LEAST32_MIN (-0x7fffffffL - 1L) | |
1682 | #define DUK_INT_LEAST32_MAX 0x7fffffffL | |
1683 | #define DUK_UINT_FAST32_MIN 0UL | |
1684 | #define DUK_UINT_FAST32_MAX 0xffffffffUL | |
1685 | #define DUK_INT_FAST32_MIN (-0x7fffffffL - 1L) | |
1686 | #define DUK_INT_FAST32_MAX 0x7fffffffL | |
1687 | ||
1688 | /* 64-bit constants. Since LL / ULL constants are not always available, | |
1689 | * use computed values. These values can't be used in preprocessor | |
1690 | * comparisons; flag them as such. | |
1691 | */ | |
1692 | #if defined(DUK_F_HAVE_64BIT) | |
1693 | #define DUK_UINT64_MIN ((duk_uint64_t) 0) | |
1694 | #define DUK_UINT64_MAX ((duk_uint64_t) -1) | |
1695 | #define DUK_INT64_MIN ((duk_int64_t) (~(DUK_UINT64_MAX >> 1))) | |
1696 | #define DUK_INT64_MAX ((duk_int64_t) (DUK_UINT64_MAX >> 1)) | |
1697 | #define DUK_UINT_LEAST64_MIN DUK_UINT64_MIN | |
1698 | #define DUK_UINT_LEAST64_MAX DUK_UINT64_MAX | |
1699 | #define DUK_INT_LEAST64_MIN DUK_INT64_MIN | |
1700 | #define DUK_INT_LEAST64_MAX DUK_INT64_MAX | |
1701 | #define DUK_UINT_FAST64_MIN DUK_UINT64_MIN | |
1702 | #define DUK_UINT_FAST64_MAX DUK_UINT64_MAX | |
1703 | #define DUK_INT_FAST64_MIN DUK_INT64_MIN | |
1704 | #define DUK_INT_FAST64_MAX DUK_INT64_MAX | |
1705 | #define DUK_UINT64_MIN_COMPUTED | |
1706 | #define DUK_UINT64_MAX_COMPUTED | |
1707 | #define DUK_INT64_MIN_COMPUTED | |
1708 | #define DUK_INT64_MAX_COMPUTED | |
1709 | #define DUK_UINT_LEAST64_MIN_COMPUTED | |
1710 | #define DUK_UINT_LEAST64_MAX_COMPUTED | |
1711 | #define DUK_INT_LEAST64_MIN_COMPUTED | |
1712 | #define DUK_INT_LEAST64_MAX_COMPUTED | |
1713 | #define DUK_UINT_FAST64_MIN_COMPUTED | |
1714 | #define DUK_UINT_FAST64_MAX_COMPUTED | |
1715 | #define DUK_INT_FAST64_MIN_COMPUTED | |
1716 | #define DUK_INT_FAST64_MAX_COMPUTED | |
1717 | #endif | |
1718 | ||
1719 | #if defined(DUK_F_HAVE_64BIT) | |
1720 | #define DUK_UINTMAX_MIN DUK_UINT64_MIN | |
1721 | #define DUK_UINTMAX_MAX DUK_UINT64_MAX | |
1722 | #define DUK_INTMAX_MIN DUK_INT64_MIN | |
1723 | #define DUK_INTMAX_MAX DUK_INT64_MAX | |
1724 | #define DUK_UINTMAX_MIN_COMPUTED | |
1725 | #define DUK_UINTMAX_MAX_COMPUTED | |
1726 | #define DUK_INTMAX_MIN_COMPUTED | |
1727 | #define DUK_INTMAX_MAX_COMPUTED | |
1728 | #else | |
1729 | #define DUK_UINTMAX_MIN 0UL | |
1730 | #define DUK_UINTMAX_MAX 0xffffffffUL | |
1731 | #define DUK_INTMAX_MIN (-0x7fffffffL - 1L) | |
1732 | #define DUK_INTMAX_MAX 0x7fffffffL | |
1733 | #endif | |
1734 | ||
1735 | /* This detection is not very reliable. */ | |
1736 | #if defined(DUK_F_32BIT_PTRS) | |
1737 | typedef duk_int32_t duk_intptr_t; | |
1738 | typedef duk_uint32_t duk_uintptr_t; | |
1739 | #define DUK_UINTPTR_MIN DUK_UINT32_MIN | |
1740 | #define DUK_UINTPTR_MAX DUK_UINT32_MAX | |
1741 | #define DUK_INTPTR_MIN DUK_INT32_MIN | |
1742 | #define DUK_INTPTR_MAX DUK_INT32_MAX | |
1743 | #elif defined(DUK_F_64BIT_PTRS) && defined(DUK_F_HAVE_64BIT) | |
1744 | typedef duk_int64_t duk_intptr_t; | |
1745 | typedef duk_uint64_t duk_uintptr_t; | |
1746 | #define DUK_UINTPTR_MIN DUK_UINT64_MIN | |
1747 | #define DUK_UINTPTR_MAX DUK_UINT64_MAX | |
1748 | #define DUK_INTPTR_MIN DUK_INT64_MIN | |
1749 | #define DUK_INTPTR_MAX DUK_INT64_MAX | |
1750 | #define DUK_UINTPTR_MIN_COMPUTED | |
1751 | #define DUK_UINTPTR_MAX_COMPUTED | |
1752 | #define DUK_INTPTR_MIN_COMPUTED | |
1753 | #define DUK_INTPTR_MAX_COMPUTED | |
1754 | #else | |
1755 | #error cannot determine intptr type | |
1756 | #endif | |
1757 | ||
1758 | /* SIZE_MAX may be missing so use an approximate value for it. */ | |
1759 | #undef DUK_SIZE_MAX_COMPUTED | |
1760 | #if !defined(SIZE_MAX) | |
1761 | #define DUK_SIZE_MAX_COMPUTED | |
1762 | #define SIZE_MAX ((size_t) (-1)) | |
1763 | #endif | |
1764 | #define DUK_SIZE_MIN 0 | |
1765 | #define DUK_SIZE_MAX SIZE_MAX | |
1766 | ||
1767 | #endif /* C99 types */ | |
1768 | ||
1769 | /* A few types are assumed to always exist. */ | |
1770 | typedef size_t duk_size_t; | |
1771 | typedef ptrdiff_t duk_ptrdiff_t; | |
1772 | ||
1773 | /* The best type for an "all around int" in Duktape internals is "at least | |
1774 | * 32 bit signed integer" which is most convenient. Same for unsigned type. | |
1775 | * Prefer 'int' when large enough, as it is almost always a convenient type. | |
1776 | */ | |
1777 | #if defined(UINT_MAX) && (UINT_MAX >= 0xffffffffUL) | |
1778 | typedef int duk_int_t; | |
1779 | typedef unsigned int duk_uint_t; | |
1780 | #define DUK_INT_MIN INT_MIN | |
1781 | #define DUK_INT_MAX INT_MAX | |
1782 | #define DUK_UINT_MIN 0 | |
1783 | #define DUK_UINT_MAX UINT_MAX | |
1784 | #else | |
1785 | typedef duk_int_fast32_t duk_int_t; | |
1786 | typedef duk_uint_fast32_t duk_uint_t; | |
1787 | #define DUK_INT_MIN DUK_INT_FAST32_MIN | |
1788 | #define DUK_INT_MAX DUK_INT_FAST32_MAX | |
1789 | #define DUK_UINT_MIN DUK_UINT_FAST32_MIN | |
1790 | #define DUK_UINT_MAX DUK_UINT_FAST32_MAX | |
1791 | #endif | |
1792 | ||
1793 | /* Same as 'duk_int_t' but guaranteed to be a 'fast' variant if this | |
1794 | * distinction matters for the CPU. These types are used mainly in the | |
1795 | * executor where it might really matter. | |
1796 | */ | |
1797 | typedef duk_int_fast32_t duk_int_fast_t; | |
1798 | typedef duk_uint_fast32_t duk_uint_fast_t; | |
1799 | #define DUK_INT_FAST_MIN DUK_INT_FAST32_MIN | |
1800 | #define DUK_INT_FAST_MAX DUK_INT_FAST32_MAX | |
1801 | #define DUK_UINT_FAST_MIN DUK_UINT_FAST32_MIN | |
1802 | #define DUK_UINT_FAST_MAX DUK_UINT_FAST32_MAX | |
1803 | ||
1804 | /* Small integers (16 bits or more) can fall back to the 'int' type, but | |
1805 | * have a typedef so they are marked "small" explicitly. | |
1806 | */ | |
1807 | typedef int duk_small_int_t; | |
1808 | typedef unsigned int duk_small_uint_t; | |
1809 | #define DUK_SMALL_INT_MIN INT_MIN | |
1810 | #define DUK_SMALL_INT_MAX INT_MAX | |
1811 | #define DUK_SMALL_UINT_MIN 0 | |
1812 | #define DUK_SMALL_UINT_MAX UINT_MAX | |
1813 | ||
1814 | /* Fast variants of small integers, again for really fast paths like the | |
1815 | * executor. | |
1816 | */ | |
1817 | typedef duk_int_fast16_t duk_small_int_fast_t; | |
1818 | typedef duk_uint_fast16_t duk_small_uint_fast_t; | |
1819 | #define DUK_SMALL_INT_FAST_MIN DUK_INT_FAST16_MIN | |
1820 | #define DUK_SMALL_INT_FAST_MAX DUK_INT_FAST16_MAX | |
1821 | #define DUK_SMALL_UINT_FAST_MIN DUK_UINT_FAST16_MIN | |
1822 | #define DUK_SMALL_UINT_FAST_MAX DUK_UINT_FAST16_MAX | |
1823 | ||
1824 | /* Boolean values are represented with the platform 'int'. */ | |
1825 | typedef duk_small_int_t duk_bool_t; | |
1826 | #define DUK_BOOL_MIN DUK_SMALL_INT_MIN | |
1827 | #define DUK_BOOL_MAX DUK_SMALL_INT_MAX | |
1828 | ||
1829 | /* Index values must have at least 32-bit signed range. */ | |
1830 | typedef duk_int_t duk_idx_t; | |
1831 | #define DUK_IDX_MIN DUK_INT_MIN | |
1832 | #define DUK_IDX_MAX DUK_INT_MAX | |
1833 | ||
1834 | /* Unsigned index variant. */ | |
1835 | typedef duk_uint_t duk_uidx_t; | |
1836 | #define DUK_UIDX_MIN DUK_UINT_MIN | |
1837 | #define DUK_UIDX_MAX DUK_UINT_MAX | |
1838 | ||
1839 | /* Array index values, could be exact 32 bits. | |
1840 | * Currently no need for signed duk_arridx_t. | |
1841 | */ | |
1842 | typedef duk_uint_t duk_uarridx_t; | |
1843 | #define DUK_UARRIDX_MIN DUK_UINT_MIN | |
1844 | #define DUK_UARRIDX_MAX DUK_UINT_MAX | |
1845 | ||
1846 | /* Duktape/C function return value, platform int is enough for now to | |
1847 | * represent 0, 1, or negative error code. Must be compatible with | |
1848 | * assigning truth values (e.g. duk_ret_t rc = (foo == bar);). | |
1849 | */ | |
1850 | typedef duk_small_int_t duk_ret_t; | |
1851 | #define DUK_RET_MIN DUK_SMALL_INT_MIN | |
1852 | #define DUK_RET_MAX DUK_SMALL_INT_MAX | |
1853 | ||
1854 | /* Error codes are represented with platform int. High bits are used | |
1855 | * for flags and such, so 32 bits are needed. | |
1856 | */ | |
1857 | typedef duk_int_t duk_errcode_t; | |
1858 | #define DUK_ERRCODE_MIN DUK_INT_MIN | |
1859 | #define DUK_ERRCODE_MAX DUK_INT_MAX | |
1860 | ||
1861 | /* Codepoint type. Must be 32 bits or more because it is used also for | |
1862 | * internal codepoints. The type is signed because negative codepoints | |
1863 | * are used as internal markers (e.g. to mark EOF or missing argument). | |
1864 | * (X)UTF-8/CESU-8 encode/decode take and return an unsigned variant to | |
1865 | * ensure duk_uint32_t casts back and forth nicely. Almost everything | |
1866 | * else uses the signed one. | |
1867 | */ | |
1868 | typedef duk_int_t duk_codepoint_t; | |
1869 | typedef duk_uint_t duk_ucodepoint_t; | |
1870 | #define DUK_CODEPOINT_MIN DUK_INT_MIN | |
1871 | #define DUK_CODEPOINT_MAX DUK_INT_MAX | |
1872 | #define DUK_UCODEPOINT_MIN DUK_UINT_MIN | |
1873 | #define DUK_UCODEPOINT_MAX DUK_UINT_MAX | |
1874 | ||
1875 | /* IEEE float/double typedef. */ | |
1876 | typedef float duk_float_t; | |
1877 | typedef double duk_double_t; | |
1878 | ||
1879 | /* We're generally assuming that we're working on a platform with a 32-bit | |
1880 | * address space. If DUK_SIZE_MAX is a typecast value (which is necessary | |
1881 | * if SIZE_MAX is missing), the check must be avoided because the | |
1882 | * preprocessor can't do a comparison. | |
1883 | */ | |
1884 | #if !defined(DUK_SIZE_MAX) | |
1885 | #error DUK_SIZE_MAX is undefined, probably missing SIZE_MAX | |
1886 | #elif !defined(DUK_SIZE_MAX_COMPUTED) | |
1887 | #if DUK_SIZE_MAX < 0xffffffffUL | |
1888 | /* On some systems SIZE_MAX can be smaller than max unsigned 32-bit value | |
1889 | * which seems incorrect if size_t is (at least) an unsigned 32-bit type. | |
1890 | * However, it doesn't seem useful to error out compilation if this is the | |
1891 | * case. | |
1892 | */ | |
1893 | #endif | |
1894 | #endif | |
1895 | ||
1896 | /* Type for public API calls. */ | |
1897 | typedef struct duk_hthread duk_context; | |
1898 | ||
1899 | /* Check whether we should use 64-bit integers or not. | |
1900 | * | |
1901 | * Quite incomplete now. Use 64-bit types if detected (C99 or other detection) | |
1902 | * unless they are known to be unreliable. For instance, 64-bit types are | |
1903 | * available on VBCC but seem to misbehave. | |
1904 | */ | |
1905 | #if defined(DUK_F_HAVE_64BIT) && !defined(DUK_F_VBCC) | |
1906 | #define DUK_USE_64BIT_OPS | |
1907 | #else | |
1908 | #undef DUK_USE_64BIT_OPS | |
1909 | #endif | |
1910 | ||
1911 | /* | |
1912 | * Fill-ins for platform, architecture, and compiler | |
1913 | */ | |
1914 | ||
1915 | #if !defined(DUK_SETJMP) | |
1916 | #define DUK_JMPBUF_TYPE jmp_buf | |
1917 | #define DUK_SETJMP(jb) setjmp((jb)) | |
1918 | #define DUK_LONGJMP(jb) longjmp((jb), 1) | |
1919 | #endif | |
1920 | ||
1921 | #if 0 | |
1922 | /* sigsetjmp() alternative */ | |
1923 | #define DUK_JMPBUF_TYPE sigjmp_buf | |
1924 | #define DUK_SETJMP(jb) sigsetjmp((jb)) | |
1925 | #define DUK_LONGJMP(jb) siglongjmp((jb), 1) | |
1926 | #endif | |
1927 | ||
1928 | typedef FILE duk_file; | |
1929 | #if !defined(DUK_STDIN) | |
1930 | #define DUK_STDIN stdin | |
1931 | #endif | |
1932 | #if !defined(DUK_STDOUT) | |
1933 | #define DUK_STDOUT stdout | |
1934 | #endif | |
1935 | #if !defined(DUK_STDERR) | |
1936 | #define DUK_STDERR stderr | |
1937 | #endif | |
1938 | ||
1939 | /* Special naming to avoid conflict with e.g. DUK_FREE() in duk_heap.h | |
1940 | * (which is unfortunately named). May sometimes need replacement, e.g. | |
1941 | * some compilers don't handle zero length or NULL correctly in realloc(). | |
1942 | */ | |
1943 | #if !defined(DUK_ANSI_MALLOC) | |
1944 | #define DUK_ANSI_MALLOC malloc | |
1945 | #endif | |
1946 | #if !defined(DUK_ANSI_REALLOC) | |
1947 | #define DUK_ANSI_REALLOC realloc | |
1948 | #endif | |
1949 | #if !defined(DUK_ANSI_CALLOC) | |
1950 | #define DUK_ANSI_CALLOC calloc | |
1951 | #endif | |
1952 | #if !defined(DUK_ANSI_FREE) | |
1953 | #define DUK_ANSI_FREE free | |
1954 | #endif | |
1955 | ||
1956 | /* ANSI C (various versions) and some implementations require that the | |
1957 | * pointer arguments to memset(), memcpy(), and memmove() be valid values | |
1958 | * even when byte size is 0 (even a NULL pointer is considered invalid in | |
1959 | * this context). Zero-size operations as such are allowed, as long as their | |
1960 | * pointer arguments point to a valid memory area. The DUK_MEMSET(), | |
1961 | * DUK_MEMCPY(), and DUK_MEMMOVE() macros require this same behavior, i.e.: | |
1962 | * (1) pointers must be valid and non-NULL, (2) zero size must otherwise be | |
1963 | * allowed. If these are not fulfilled, a macro wrapper is needed. | |
1964 | * | |
1965 | * http://stackoverflow.com/questions/5243012/is-it-guaranteed-to-be-safe-to-perform-memcpy0-0-0 | |
1966 | * http://lists.cs.uiuc.edu/pipermail/llvmdev/2007-October/011065.html | |
1967 | * | |
1968 | * Not sure what's the required behavior when a pointer points just past the | |
1969 | * end of a buffer, which often happens in practice (e.g. zero size memmoves). | |
1970 | * For example, if allocation size is 3, the following pointer would not | |
1971 | * technically point to a valid memory byte: | |
1972 | * | |
1973 | * <-- alloc --> | |
1974 | * | 0 | 1 | 2 | ..... | |
1975 | * ^-- p=3, points after last valid byte (2) | |
1976 | */ | |
1977 | #if !defined(DUK_MEMCPY) | |
1978 | #if defined(DUK_F_UCLIBC) | |
1979 | /* Old uclibcs have a broken memcpy so use memmove instead (this is overly wide | |
1980 | * now on purpose): http://lists.uclibc.org/pipermail/uclibc-cvs/2008-October/025511.html | |
1981 | */ | |
1982 | #define DUK_MEMCPY memmove | |
1983 | #else | |
1984 | #define DUK_MEMCPY memcpy | |
1985 | #endif | |
1986 | #endif | |
1987 | #if !defined(DUK_MEMMOVE) | |
1988 | #define DUK_MEMMOVE memmove | |
1989 | #endif | |
1990 | #if !defined(DUK_MEMCMP) | |
1991 | #define DUK_MEMCMP memcmp | |
1992 | #endif | |
1993 | #if !defined(DUK_MEMSET) | |
1994 | #define DUK_MEMSET memset | |
1995 | #endif | |
1996 | #if !defined(DUK_STRLEN) | |
1997 | #define DUK_STRLEN strlen | |
1998 | #endif | |
1999 | #if !defined(DUK_STRCMP) | |
2000 | #define DUK_STRCMP strcmp | |
2001 | #endif | |
2002 | #if !defined(DUK_STRNCMP) | |
2003 | #define DUK_STRNCMP strncmp | |
2004 | #endif | |
2005 | #if !defined(DUK_PRINTF) | |
2006 | #define DUK_PRINTF printf | |
2007 | #endif | |
2008 | #if !defined(DUK_FPRINTF) | |
2009 | #define DUK_FPRINTF fprintf | |
2010 | #endif | |
2011 | #if !defined(DUK_SPRINTF) | |
2012 | #define DUK_SPRINTF sprintf | |
2013 | #endif | |
2014 | #if !defined(DUK_SNPRINTF) | |
2015 | /* snprintf() is technically not part of C89 but usually available. */ | |
2016 | #define DUK_SNPRINTF snprintf | |
2017 | #endif | |
2018 | #if !defined(DUK_VSPRINTF) | |
2019 | #define DUK_VSPRINTF vsprintf | |
2020 | #endif | |
2021 | #if !defined(DUK_VSNPRINTF) | |
2022 | /* vsnprintf() is technically not part of C89 but usually available. */ | |
2023 | #define DUK_VSNPRINTF vsnprintf | |
2024 | #endif | |
2025 | #if !defined(DUK_SSCANF) | |
2026 | #define DUK_SSCANF sscanf | |
2027 | #endif | |
2028 | #if !defined(DUK_VSSCANF) | |
2029 | #define DUK_VSSCANF vsscanf | |
2030 | #endif | |
2031 | #if !defined(DUK_FOPEN) | |
2032 | #define DUK_FOPEN fopen | |
2033 | #endif | |
2034 | #if !defined(DUK_FCLOSE) | |
2035 | #define DUK_FCLOSE fclose | |
2036 | #endif | |
2037 | #if !defined(DUK_FREAD) | |
2038 | #define DUK_FREAD fread | |
2039 | #endif | |
2040 | #if !defined(DUK_FWRITE) | |
2041 | #define DUK_FWRITE fwrite | |
2042 | #endif | |
2043 | #if !defined(DUK_FSEEK) | |
2044 | #define DUK_FSEEK fseek | |
2045 | #endif | |
2046 | #if !defined(DUK_FTELL) | |
2047 | #define DUK_FTELL ftell | |
2048 | #endif | |
2049 | #if !defined(DUK_FFLUSH) | |
2050 | #define DUK_FFLUSH fflush | |
2051 | #endif | |
2052 | #if !defined(DUK_FPUTC) | |
2053 | #define DUK_FPUTC fputc | |
2054 | #endif | |
2055 | #if !defined(DUK_MEMZERO) | |
2056 | #define DUK_MEMZERO(p,n) DUK_MEMSET((p), 0, (n)) | |
2057 | #endif | |
2058 | #if !defined(DUK_ABORT) | |
2059 | #define DUK_ABORT abort | |
2060 | #endif | |
2061 | #if !defined(DUK_EXIT) | |
2062 | #define DUK_EXIT exit | |
2063 | #endif | |
2064 | ||
2065 | #if !defined(DUK_DOUBLE_2TO32) | |
2066 | #define DUK_DOUBLE_2TO32 4294967296.0 | |
2067 | #endif | |
2068 | #if !defined(DUK_DOUBLE_2TO31) | |
2069 | #define DUK_DOUBLE_2TO31 2147483648.0 | |
2070 | #endif | |
2071 | ||
2072 | #if !defined(DUK_DOUBLE_INFINITY) | |
2073 | #undef DUK_USE_COMPUTED_INFINITY | |
2074 | #if defined(DUK_F_GCC_VERSION) && (DUK_F_GCC_VERSION < 40600) | |
2075 | /* GCC older than 4.6: avoid overflow warnings related to using INFINITY */ | |
2076 | #define DUK_DOUBLE_INFINITY (__builtin_inf()) | |
2077 | #elif defined(INFINITY) | |
2078 | #define DUK_DOUBLE_INFINITY ((double) INFINITY) | |
2079 | #elif !defined(DUK_F_VBCC) && !defined(DUK_F_MSVC) && !defined(DUK_F_BCC) | |
2080 | #define DUK_DOUBLE_INFINITY (1.0 / 0.0) | |
2081 | #else | |
2082 | /* In VBCC (1.0 / 0.0) results in a warning and 0.0 instead of infinity. | |
2083 | * Use a computed infinity (initialized when a heap is created at the | |
2084 | * latest). | |
2085 | */ | |
2086 | #define DUK_USE_COMPUTED_INFINITY | |
2087 | #define DUK_DOUBLE_INFINITY duk_computed_infinity | |
2088 | #endif | |
2089 | #endif | |
2090 | ||
2091 | #if !defined(DUK_DOUBLE_NAN) | |
2092 | #undef DUK_USE_COMPUTED_NAN | |
2093 | #if defined(NAN) | |
2094 | #define DUK_DOUBLE_NAN NAN | |
2095 | #elif !defined(DUK_F_VBCC) && !defined(DUK_F_MSVC) && !defined(DUK_F_BCC) | |
2096 | #define DUK_DOUBLE_NAN (0.0 / 0.0) | |
2097 | #else | |
2098 | /* In VBCC (0.0 / 0.0) results in a warning and 0.0 instead of NaN. | |
2099 | * In MSVC (VS2010 Express) (0.0 / 0.0) results in a compile error. | |
2100 | * Use a computed NaN (initialized when a heap is created at the | |
2101 | * latest). | |
2102 | */ | |
2103 | #define DUK_USE_COMPUTED_NAN | |
2104 | #define DUK_DOUBLE_NAN duk_computed_nan | |
2105 | #endif | |
2106 | #endif | |
2107 | ||
2108 | /* Many platforms are missing fpclassify() and friends, so use replacements | |
2109 | * if necessary. The replacement constants (FP_NAN etc) can be anything but | |
2110 | * match Linux constants now. | |
2111 | */ | |
2112 | #undef DUK_USE_REPL_FPCLASSIFY | |
2113 | #undef DUK_USE_REPL_SIGNBIT | |
2114 | #undef DUK_USE_REPL_ISFINITE | |
2115 | #undef DUK_USE_REPL_ISNAN | |
2116 | #undef DUK_USE_REPL_ISINF | |
2117 | ||
2118 | /* Complex condition broken into separate parts. */ | |
2119 | #undef DUK_F_USE_REPL_ALL | |
2120 | #if !(defined(FP_NAN) && defined(FP_INFINITE) && defined(FP_ZERO) && \ | |
2121 | defined(FP_SUBNORMAL) && defined(FP_NORMAL)) | |
2122 | /* Missing some obvious constants. */ | |
2123 | #define DUK_F_USE_REPL_ALL | |
2124 | #elif defined(DUK_F_AMIGAOS) && defined(DUK_F_VBCC) | |
2125 | /* VBCC is missing the built-ins even in C99 mode (perhaps a header issue). */ | |
2126 | #define DUK_F_USE_REPL_ALL | |
2127 | #elif defined(DUK_F_AMIGAOS) && defined(DUK_F_M68K) | |
2128 | /* AmigaOS + M68K seems to have math issues even when using GCC cross | |
2129 | * compilation. Use replacements for all AmigaOS versions on M68K | |
2130 | * regardless of compiler. | |
2131 | */ | |
2132 | #define DUK_F_USE_REPL_ALL | |
2133 | #elif defined(DUK_F_FREEBSD) && defined(DUK_F_CLANG) | |
2134 | /* Placeholder fix for (detection is wider than necessary): | |
2135 | * http://llvm.org/bugs/show_bug.cgi?id=17788 | |
2136 | */ | |
2137 | #define DUK_F_USE_REPL_ALL | |
2138 | #elif defined(DUK_F_UCLIBC) | |
2139 | /* At least some uclibc versions have broken floating point math. For | |
2140 | * example, fpclassify() can incorrectly classify certain NaN formats. | |
2141 | * To be safe, use replacements. | |
2142 | */ | |
2143 | #define DUK_F_USE_REPL_ALL | |
2144 | #endif | |
2145 | ||
2146 | #if defined(DUK_F_USE_REPL_ALL) | |
2147 | #define DUK_USE_REPL_FPCLASSIFY | |
2148 | #define DUK_USE_REPL_SIGNBIT | |
2149 | #define DUK_USE_REPL_ISFINITE | |
2150 | #define DUK_USE_REPL_ISNAN | |
2151 | #define DUK_USE_REPL_ISINF | |
2152 | #define DUK_FPCLASSIFY duk_repl_fpclassify | |
2153 | #define DUK_SIGNBIT duk_repl_signbit | |
2154 | #define DUK_ISFINITE duk_repl_isfinite | |
2155 | #define DUK_ISNAN duk_repl_isnan | |
2156 | #define DUK_ISINF duk_repl_isinf | |
2157 | #define DUK_FP_NAN 0 | |
2158 | #define DUK_FP_INFINITE 1 | |
2159 | #define DUK_FP_ZERO 2 | |
2160 | #define DUK_FP_SUBNORMAL 3 | |
2161 | #define DUK_FP_NORMAL 4 | |
2162 | #else | |
2163 | #define DUK_FPCLASSIFY fpclassify | |
2164 | #define DUK_SIGNBIT signbit | |
2165 | #define DUK_ISFINITE isfinite | |
2166 | #define DUK_ISNAN isnan | |
2167 | #define DUK_ISINF isinf | |
2168 | #define DUK_FP_NAN FP_NAN | |
2169 | #define DUK_FP_INFINITE FP_INFINITE | |
2170 | #define DUK_FP_ZERO FP_ZERO | |
2171 | #define DUK_FP_SUBNORMAL FP_SUBNORMAL | |
2172 | #define DUK_FP_NORMAL FP_NORMAL | |
2173 | #endif | |
2174 | ||
2175 | #if defined(DUK_F_USE_REPL_ALL) | |
2176 | #undef DUK_F_USE_REPL_ALL | |
2177 | #endif | |
2178 | ||
2179 | /* Some math functions are C99 only. This is also an issue with some | |
2180 | * embedded environments using uclibc where uclibc has been configured | |
2181 | * not to provide some functions. For now, use replacements whenever | |
2182 | * using uclibc. | |
2183 | */ | |
2184 | #undef DUK_USE_MATH_FMIN | |
2185 | #undef DUK_USE_MATH_FMAX | |
2186 | #undef DUK_USE_MATH_ROUND | |
2187 | #if defined(DUK_F_UCLIBC) | |
2188 | /* uclibc may be missing these */ | |
2189 | #elif defined(DUK_F_AMIGAOS) && defined(DUK_F_VBCC) | |
2190 | /* vbcc + AmigaOS may be missing these */ | |
2191 | #elif defined(DUK_F_MINT) | |
2192 | /* mint clib is missing these */ | |
2193 | #elif !defined(DUK_F_C99) && !defined(DUK_F_CPP11) | |
2194 | /* build is not C99 or C++11, play it safe */ | |
2195 | #else | |
2196 | /* C99 or C++11, no known issues */ | |
2197 | #define DUK_USE_MATH_FMIN | |
2198 | #define DUK_USE_MATH_FMAX | |
2199 | #define DUK_USE_MATH_ROUND | |
2200 | #endif | |
2201 | ||
2202 | /* These functions don't currently need replacement but are wrapped for | |
2203 | * completeness. Because these are used as function pointers, they need | |
2204 | * to be defined as concrete C functions (not macros). | |
2205 | */ | |
2206 | #if !defined(DUK_FABS) | |
2207 | #define DUK_FABS fabs | |
2208 | #endif | |
2209 | #if !defined(DUK_FMIN) | |
2210 | #define DUK_FMIN fmin | |
2211 | #endif | |
2212 | #if !defined(DUK_FMAX) | |
2213 | #define DUK_FMAX fmax | |
2214 | #endif | |
2215 | #if !defined(DUK_FLOOR) | |
2216 | #define DUK_FLOOR floor | |
2217 | #endif | |
2218 | #if !defined(DUK_CEIL) | |
2219 | #define DUK_CEIL ceil | |
2220 | #endif | |
2221 | #if !defined(DUK_FMOD) | |
2222 | #define DUK_FMOD fmod | |
2223 | #endif | |
2224 | #if !defined(DUK_POW) | |
2225 | #define DUK_POW pow | |
2226 | #endif | |
2227 | #if !defined(DUK_ACOS) | |
2228 | #define DUK_ACOS acos | |
2229 | #endif | |
2230 | #if !defined(DUK_ASIN) | |
2231 | #define DUK_ASIN asin | |
2232 | #endif | |
2233 | #if !defined(DUK_ATAN) | |
2234 | #define DUK_ATAN atan | |
2235 | #endif | |
2236 | #if !defined(DUK_ATAN2) | |
2237 | #define DUK_ATAN2 atan2 | |
2238 | #endif | |
2239 | #if !defined(DUK_SIN) | |
2240 | #define DUK_SIN sin | |
2241 | #endif | |
2242 | #if !defined(DUK_COS) | |
2243 | #define DUK_COS cos | |
2244 | #endif | |
2245 | #if !defined(DUK_TAN) | |
2246 | #define DUK_TAN tan | |
2247 | #endif | |
2248 | #if !defined(DUK_EXP) | |
2249 | #define DUK_EXP exp | |
2250 | #endif | |
2251 | #if !defined(DUK_LOG) | |
2252 | #define DUK_LOG log | |
2253 | #endif | |
2254 | #if !defined(DUK_SQRT) | |
2255 | #define DUK_SQRT sqrt | |
2256 | #endif | |
2257 | ||
2258 | /* NetBSD 6.0 x86 (at least) has a few problems with pow() semantics, | |
2259 | * see test-bug-netbsd-math-pow.js. Use NetBSD specific workaround. | |
2260 | * (This might be a wider problem; if so, generalize the define name.) | |
2261 | */ | |
2262 | #undef DUK_USE_POW_NETBSD_WORKAROUND | |
2263 | #if defined(DUK_F_NETBSD) | |
2264 | #define DUK_USE_POW_NETBSD_WORKAROUND | |
2265 | #endif | |
2266 | ||
2267 | /* Rely as little as possible on compiler behavior for NaN comparison, | |
2268 | * signed zero handling, etc. Currently never activated but may be needed | |
2269 | * for broken compilers. | |
2270 | */ | |
2271 | #undef DUK_USE_PARANOID_MATH | |
2272 | ||
2273 | /* There was a curious bug where test-bi-date-canceling.js would fail e.g. | |
2274 | * on 64-bit Ubuntu, gcc-4.8.1, -m32, and no -std=c99. Some date computations | |
2275 | * using doubles would be optimized which then broke some corner case tests. | |
2276 | * The problem goes away by adding 'volatile' to the datetime computations. | |
2277 | * Not sure what the actual triggering conditions are, but using this on | |
2278 | * non-C99 systems solves the known issues and has relatively little cost | |
2279 | * on other platforms. | |
2280 | */ | |
2281 | #undef DUK_USE_PARANOID_DATE_COMPUTATION | |
2282 | #if !defined(DUK_F_C99) | |
2283 | #define DUK_USE_PARANOID_DATE_COMPUTATION | |
2284 | #endif | |
2285 | ||
2286 | /* | |
2287 | * Byte order and double memory layout detection | |
2288 | * | |
2289 | * Endianness detection is a major portability hassle because the macros | |
2290 | * and headers are not standardized. There's even variance across UNIX | |
2291 | * platforms. Even with "standard" headers, details like underscore count | |
2292 | * varies between platforms, e.g. both __BYTE_ORDER and _BYTE_ORDER are used | |
2293 | * (Crossbridge has a single underscore, for instance). | |
2294 | * | |
2295 | * The checks below are structured with this in mind: several approaches are | |
2296 | * used, and at the end we check if any of them worked. This allows generic | |
2297 | * approaches to be tried first, and platform/compiler specific hacks tried | |
2298 | * last. As a last resort, the user can force a specific endianness, as it's | |
2299 | * not likely that automatic detection will work on the most exotic platforms. | |
2300 | * | |
2301 | * Duktape supports little and big endian machines. There's also support | |
2302 | * for a hybrid used by some ARM machines where integers are little endian | |
2303 | * but IEEE double values use a mixed order (12345678 -> 43218765). This | |
2304 | * byte order for doubles is referred to as "mixed endian". | |
2305 | */ | |
2306 | ||
2307 | /* For custom platforms allow user to define byteorder explicitly. | |
2308 | * Since endianness headers are not standardized, this is a useful | |
2309 | * workaround for custom platforms for which endianness detection | |
2310 | * is not directly supported. Perhaps custom hardware is used and | |
2311 | * user cannot submit upstream patches. | |
2312 | */ | |
2313 | #if defined(DUK_OPT_FORCE_BYTEORDER) | |
2314 | #undef DUK_USE_BYTEORDER | |
2315 | #if (DUK_OPT_FORCE_BYTEORDER == 1) | |
2316 | #define DUK_USE_BYTEORDER 1 | |
2317 | #elif (DUK_OPT_FORCE_BYTEORDER == 2) | |
2318 | #define DUK_USE_BYTEORDER 2 | |
2319 | #elif (DUK_OPT_FORCE_BYTEORDER == 3) | |
2320 | #define DUK_USE_BYTEORDER 3 | |
2321 | #else | |
2322 | #error invalid DUK_OPT_FORCE_BYTEORDER value | |
2323 | #endif | |
2324 | #endif /* DUK_OPT_FORCE_BYTEORDER */ | |
2325 | ||
2326 | /* GCC and Clang provide endianness defines as built-in predefines, with | |
2327 | * leading and trailing double underscores (e.g. __BYTE_ORDER__). See | |
2328 | * output of "make gccpredefs" and "make clangpredefs". Clang doesn't | |
2329 | * seem to provide __FLOAT_WORD_ORDER__; assume not mixed endian for clang. | |
2330 | * http://gcc.gnu.org/onlinedocs/cpp/Common-Predefined-Macros.html | |
2331 | */ | |
2332 | #if !defined(DUK_USE_BYTEORDER) && defined(__BYTE_ORDER__) | |
2333 | #if defined(__ORDER_LITTLE_ENDIAN__) && (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__) | |
2334 | #if defined(__FLOAT_WORD_ORDER__) && defined(__ORDER_LITTLE_ENDIAN__) && (__FLOAT_WORD_ORDER__ == __ORDER_LITTLE_ENDIAN__) | |
2335 | #define DUK_USE_BYTEORDER 1 | |
2336 | #elif defined(__FLOAT_WORD_ORDER__) && defined(__ORDER_BIG_ENDIAN__) && (__FLOAT_WORD_ORDER__ == __ORDER_BIG_ENDIAN__) | |
2337 | #define DUK_USE_BYTEORDER 2 | |
2338 | #elif !defined(__FLOAT_WORD_ORDER__) | |
2339 | /* Float word order not known, assume not a hybrid. */ | |
2340 | #define DUK_USE_BYTEORDER 1 | |
2341 | #else | |
2342 | /* Byte order is little endian but cannot determine IEEE double word order. */ | |
2343 | #endif /* float word order */ | |
2344 | #elif defined(__ORDER_BIG_ENDIAN__) && (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__) | |
2345 | #if defined(__FLOAT_WORD_ORDER__) && defined(__ORDER_BIG_ENDIAN__) && (__FLOAT_WORD_ORDER__ == __ORDER_BIG_ENDIAN__) | |
2346 | #define DUK_USE_BYTEORDER 3 | |
2347 | #elif !defined(__FLOAT_WORD_ORDER__) | |
2348 | /* Float word order not known, assume not a hybrid. */ | |
2349 | #define DUK_USE_BYTEORDER 3 | |
2350 | #else | |
2351 | /* Byte order is big endian but cannot determine IEEE double word order. */ | |
2352 | #endif /* float word order */ | |
2353 | #else | |
2354 | /* Cannot determine byte order; __ORDER_PDP_ENDIAN__ is related to 32-bit | |
2355 | * integer ordering and is not relevant. | |
2356 | */ | |
2357 | #endif /* integer byte order */ | |
2358 | #endif /* !defined(DUK_USE_BYTEORDER) && defined(__BYTE_ORDER__) */ | |
2359 | ||
2360 | /* More or less standard endianness predefines provided by header files. | |
2361 | * The ARM hybrid case is detected by assuming that __FLOAT_WORD_ORDER | |
2362 | * will be big endian, see: http://lists.mysql.com/internals/443. | |
2363 | * On some platforms some defines may be present with an empty value which | |
2364 | * causes comparisons to fail: https://github.com/svaarala/duktape/issues/453. | |
2365 | */ | |
2366 | #if !defined(DUK_USE_BYTEORDER) | |
2367 | #if defined(__BYTE_ORDER) && defined(__LITTLE_ENDIAN) && (__BYTE_ORDER == __LITTLE_ENDIAN) || \ | |
2368 | defined(_BYTE_ORDER) && defined(_LITTLE_ENDIAN) && (_BYTE_ORDER == _LITTLE_ENDIAN) || \ | |
2369 | defined(__LITTLE_ENDIAN__) | |
2370 | #if defined(__FLOAT_WORD_ORDER) && defined(__LITTLE_ENDIAN) && (__FLOAT_WORD_ORDER == __LITTLE_ENDIAN) || \ | |
2371 | defined(_FLOAT_WORD_ORDER) && defined(_LITTLE_ENDIAN) && (_FLOAT_WORD_ORDER == _LITTLE_ENDIAN) | |
2372 | #define DUK_USE_BYTEORDER 1 | |
2373 | #elif defined(__FLOAT_WORD_ORDER) && defined(__BIG_ENDIAN) && (__FLOAT_WORD_ORDER == __BIG_ENDIAN) || \ | |
2374 | defined(_FLOAT_WORD_ORDER) && defined(_BIG_ENDIAN) && (_FLOAT_WORD_ORDER == _BIG_ENDIAN) | |
2375 | #define DUK_USE_BYTEORDER 2 | |
2376 | #elif !defined(__FLOAT_WORD_ORDER) && !defined(_FLOAT_WORD_ORDER) | |
2377 | /* Float word order not known, assume not a hybrid. */ | |
2378 | #define DUK_USE_BYTEORDER 1 | |
2379 | #else | |
2380 | /* Byte order is little endian but cannot determine IEEE double word order. */ | |
2381 | #endif /* float word order */ | |
2382 | #elif defined(__BYTE_ORDER) && defined(__BIG_ENDIAN) && (__BYTE_ORDER == __BIG_ENDIAN) || \ | |
2383 | defined(_BYTE_ORDER) && defined(_BIG_ENDIAN) && (_BYTE_ORDER == _BIG_ENDIAN) || \ | |
2384 | defined(__BIG_ENDIAN__) | |
2385 | #if defined(__FLOAT_WORD_ORDER) && defined(__BIG_ENDIAN) && (__FLOAT_WORD_ORDER == __BIG_ENDIAN) || \ | |
2386 | defined(_FLOAT_WORD_ORDER) && defined(_BIG_ENDIAN) && (_FLOAT_WORD_ORDER == _BIG_ENDIAN) | |
2387 | #define DUK_USE_BYTEORDER 3 | |
2388 | #elif !defined(__FLOAT_WORD_ORDER) && !defined(_FLOAT_WORD_ORDER) | |
2389 | /* Float word order not known, assume not a hybrid. */ | |
2390 | #define DUK_USE_BYTEORDER 3 | |
2391 | #else | |
2392 | /* Byte order is big endian but cannot determine IEEE double word order. */ | |
2393 | #endif /* float word order */ | |
2394 | #else | |
2395 | /* Cannot determine byte order. */ | |
2396 | #endif /* integer byte order */ | |
2397 | #endif /* !defined(DUK_USE_BYTEORDER) */ | |
2398 | ||
2399 | /* QNX gcc cross compiler seems to define e.g. __LITTLEENDIAN__ or __BIGENDIAN__: | |
2400 | * $ /opt/qnx650/host/linux/x86/usr/bin/i486-pc-nto-qnx6.5.0-gcc -dM -E - </dev/null | grep -ni endian | |
2401 | * 67:#define __LITTLEENDIAN__ 1 | |
2402 | * $ /opt/qnx650/host/linux/x86/usr/bin/mips-unknown-nto-qnx6.5.0-gcc -dM -E - </dev/null | grep -ni endian | |
2403 | * 81:#define __BIGENDIAN__ 1 | |
2404 | * $ /opt/qnx650/host/linux/x86/usr/bin/arm-unknown-nto-qnx6.5.0-gcc -dM -E - </dev/null | grep -ni endian | |
2405 | * 70:#define __LITTLEENDIAN__ 1 | |
2406 | */ | |
2407 | #if !defined(DUK_USE_BYTEORDER) | |
2408 | #if defined(__LITTLEENDIAN__) | |
2409 | #define DUK_USE_BYTEORDER 1 | |
2410 | #elif defined(__BIGENDIAN__) | |
2411 | #define DUK_USE_BYTEORDER 3 | |
2412 | #endif | |
2413 | #endif | |
2414 | ||
2415 | /* | |
2416 | * Alignment requirement and support for unaligned accesses | |
2417 | * | |
2418 | * Assume unaligned accesses are not supported unless specifically allowed | |
2419 | * in the target platform. Some platforms may support unaligned accesses | |
2420 | * but alignment to 4 or 8 may still be desirable. | |
2421 | */ | |
2422 | ||
2423 | /* If not provided, use safe default for alignment. */ | |
2424 | #if !defined(DUK_USE_ALIGN_BY) | |
2425 | #define DUK_USE_ALIGN_BY 8 | |
2426 | #endif | |
2427 | ||
2428 | /* User forced alignment to 4 or 8. */ | |
2429 | #if defined(DUK_OPT_FORCE_ALIGN) | |
2430 | #undef DUK_USE_ALIGN_BY | |
2431 | #if (DUK_OPT_FORCE_ALIGN == 4) | |
2432 | #define DUK_USE_ALIGN_BY 4 | |
2433 | #elif (DUK_OPT_FORCE_ALIGN == 8) | |
2434 | #define DUK_USE_ALIGN_BY 8 | |
2435 | #else | |
2436 | #error invalid DUK_OPT_FORCE_ALIGN value | |
2437 | #endif | |
2438 | #endif | |
2439 | ||
2440 | /* Compiler specific hackery needed to force struct size to match aligment, | |
2441 | * see e.g. duk_hbuffer.h. | |
2442 | * | |
2443 | * http://stackoverflow.com/questions/11130109/c-struct-size-alignment | |
2444 | * http://stackoverflow.com/questions/10951039/specifying-64-bit-alignment | |
2445 | */ | |
2446 | #if !(defined(DUK_USE_PACK_MSVC_PRAGMA) || defined(DUK_USE_PACK_GCC_ATTR) || \ | |
2447 | defined(DUK_USE_PACK_CLANG_ATTR) || defined(DUK_USE_PACK_DUMMY_MEMBER)) | |
2448 | #define DUK_USE_PACK_DUMMY_MEMBER | |
2449 | #endif | |
2450 | ||
2451 | #if !defined(DUK_VA_COPY) | |
2452 | /* We need va_copy() which is defined in C99 / C++11, so an awkward | |
2453 | * replacement is needed for pre-C99 / pre-C++11 environments. This | |
2454 | * will quite likely need portability hacks for some non-C99 | |
2455 | * environments. | |
2456 | */ | |
2457 | #if defined(DUK_F_C99) || defined(DUK_F_CPP11) | |
2458 | /* C99 / C++11 and above: rely on va_copy() which is required. | |
2459 | * Omit parenthesis on macro right side on purpose to minimize differences | |
2460 | * to direct use. | |
2461 | */ | |
2462 | #define DUK_VA_COPY(dest,src) va_copy(dest,src) | |
2463 | #else | |
2464 | /* Pre-C99: va_list type is implementation dependent. This replacement | |
2465 | * assumes it is a plain value so that a simple assignment will work. | |
2466 | * This is not the case on all platforms (it may be a single-array element, | |
2467 | * for instance). | |
2468 | */ | |
2469 | #define DUK_VA_COPY(dest,src) do { (dest) = (src); } while (0) | |
2470 | #endif | |
2471 | #endif | |
2472 | ||
2473 | #if !defined(DUK_MACRO_STRINGIFY) | |
2474 | /* Macro hackery to convert e.g. __LINE__ to a string without formatting, | |
2475 | * see: http://stackoverflow.com/questions/240353/convert-a-preprocessor-token-to-a-string | |
2476 | */ | |
2477 | #define DUK_MACRO_STRINGIFY_HELPER(x) #x | |
2478 | #define DUK_MACRO_STRINGIFY(x) DUK_MACRO_STRINGIFY_HELPER(x) | |
2479 | #endif | |
2480 | ||
2481 | #if !defined(DUK_CAUSE_SEGFAULT) | |
2482 | /* This is optionally used by panic handling to cause the program to segfault | |
2483 | * (instead of e.g. abort()) on panic. Valgrind will then indicate the C | |
2484 | * call stack leading to the panic. | |
2485 | */ | |
2486 | #define DUK_CAUSE_SEGFAULT() do { *((volatile duk_uint32_t *) NULL) = (duk_uint32_t) 0xdeadbeefUL; } while (0) | |
2487 | #endif | |
2488 | #if !defined(DUK_UNREF) | |
2489 | /* Macro for suppressing warnings for potentially unreferenced variables. | |
2490 | * The variables can be actually unreferenced or unreferenced in some | |
2491 | * specific cases only; for instance, if a variable is only debug printed, | |
2492 | * it is unreferenced when debug printing is disabled. | |
2493 | */ | |
2494 | #define DUK_UNREF(x) do { (void) (x); } while (0) | |
2495 | #endif | |
2496 | #if !defined(DUK_NORETURN) | |
2497 | #define DUK_NORETURN(decl) decl | |
2498 | #endif | |
2499 | #if !defined(DUK_UNREACHABLE) | |
2500 | /* Don't know how to declare unreachable point, so don't do it; this | |
2501 | * may cause some spurious compilation warnings (e.g. "variable used | |
2502 | * uninitialized"). | |
2503 | */ | |
2504 | #define DUK_UNREACHABLE() do { } while (0) | |
2505 | #endif | |
2506 | #if !defined(DUK_LOSE_CONST) | |
2507 | /* Convert any input pointer into a "void *", losing a const qualifier. | |
2508 | * This is not fully portable because casting through duk_uintptr_t may | |
2509 | * not work on all architectures (e.g. those with long, segmented pointers). | |
2510 | */ | |
2511 | #define DUK_LOSE_CONST(src) ((void *) (duk_uintptr_t) (src)) | |
2512 | #endif | |
2513 | ||
2514 | #if !defined(DUK_LIKELY) | |
2515 | #define DUK_LIKELY(x) (x) | |
2516 | #endif | |
2517 | #if !defined(DUK_UNLIKELY) | |
2518 | #define DUK_UNLIKELY(x) (x) | |
2519 | #endif | |
2520 | ||
2521 | #if !defined(DUK_NOINLINE) | |
2522 | #define DUK_NOINLINE /*nop*/ | |
2523 | #endif | |
2524 | #if !defined(DUK_INLINE) | |
2525 | #define DUK_INLINE /*nop*/ | |
2526 | #endif | |
2527 | #if !defined(DUK_ALWAYS_INLINE) | |
2528 | #define DUK_ALWAYS_INLINE /*nop*/ | |
2529 | #endif | |
2530 | ||
2531 | #if !defined(DUK_EXTERNAL_DECL) | |
2532 | #define DUK_EXTERNAL_DECL extern | |
2533 | #endif | |
2534 | #if !defined(DUK_EXTERNAL) | |
2535 | #define DUK_EXTERNAL /*empty*/ | |
2536 | #endif | |
2537 | #if !defined(DUK_INTERNAL_DECL) | |
2538 | #if defined(DUK_SINGLE_FILE) | |
2539 | #define DUK_INTERNAL_DECL static | |
2540 | #else | |
2541 | #define DUK_INTERNAL_DECL extern | |
2542 | #endif | |
2543 | #endif | |
2544 | #if !defined(DUK_INTERNAL) | |
2545 | #if defined(DUK_SINGLE_FILE) | |
2546 | #define DUK_INTERNAL static | |
2547 | #else | |
2548 | #define DUK_INTERNAL /*empty*/ | |
2549 | #endif | |
2550 | #endif | |
2551 | #if !defined(DUK_LOCAL_DECL) | |
2552 | #define DUK_LOCAL_DECL static | |
2553 | #endif | |
2554 | #if !defined(DUK_LOCAL) | |
2555 | #define DUK_LOCAL static | |
2556 | #endif | |
2557 | ||
2558 | #if !defined(DUK_FILE_MACRO) | |
2559 | #define DUK_FILE_MACRO __FILE__ | |
2560 | #endif | |
2561 | #if !defined(DUK_LINE_MACRO) | |
2562 | #define DUK_LINE_MACRO __LINE__ | |
2563 | #endif | |
2564 | #if !defined(DUK_FUNC_MACRO) | |
2565 | #if defined(DUK_F_C99) || defined(DUK_F_CPP11) | |
2566 | #define DUK_FUNC_MACRO __func__ | |
2567 | #elif defined(__FUNCTION__) | |
2568 | #define DUK_FUNC_MACRO __FUNCTION__ | |
2569 | #else | |
2570 | #define DUK_FUNC_MACRO "unknown" | |
2571 | #endif | |
2572 | #endif | |
2573 | ||
2574 | #if !defined(DUK_BSWAP32) | |
2575 | #define DUK_BSWAP32(x) \ | |
2576 | ((((duk_uint32_t) (x)) >> 24) | \ | |
2577 | ((((duk_uint32_t) (x)) >> 8) & 0xff00UL) | \ | |
2578 | ((((duk_uint32_t) (x)) << 8) & 0xff0000UL) | \ | |
2579 | (((duk_uint32_t) (x)) << 24)) | |
2580 | #endif | |
2581 | #if !defined(DUK_BSWAP16) | |
2582 | #define DUK_BSWAP16(x) \ | |
2583 | ((duk_uint16_t) (x) >> 8) | \ | |
2584 | ((duk_uint16_t) (x) << 8) | |
2585 | #endif | |
2586 | ||
2587 | /* DUK_USE_VARIADIC_MACROS: required from compilers, so no fill-in. */ | |
2588 | /* DUK_USE_UNION_INITIALIZERS: required from compilers, so no fill-in. */ | |
2589 | ||
2590 | #if !(defined(DUK_USE_FLEX_C99) || defined(DUK_USE_FLEX_ZEROSIZE) || defined(DUK_USE_FLEX_ONESIZE)) | |
2591 | #if defined(DUK_F_C99) | |
2592 | #define DUK_USE_FLEX_C99 | |
2593 | #else | |
2594 | #define DUK_USE_FLEX_ZEROSIZE /* Not standard but common enough */ | |
2595 | #endif | |
2596 | #endif | |
2597 | ||
2598 | #if !(defined(DUK_USE_PACK_GCC_ATTR) || defined(DUK_USE_PACK_CLANG_ATTR) || \ | |
2599 | defined(DUK_USE_PACK_MSVC_PRAGMA) || defined(DUK_USE_PACK_DUMMY_MEMBER)) | |
2600 | #define DUK_USE_PACK_DUMMY_MEMBER | |
2601 | #endif | |
2602 | ||
2603 | #if 0 /* not defined by default */ | |
2604 | #undef DUK_USE_GCC_PRAGMAS | |
2605 | #endif | |
2606 | ||
2607 | /* Workaround for GH-323: avoid inlining control when compiling from | |
2608 | * multiple sources, as it causes compiler portability trouble. | |
2609 | */ | |
2610 | #if !defined(DUK_SINGLE_FILE) | |
2611 | #undef DUK_NOINLINE | |
2612 | #undef DUK_INLINE | |
2613 | #undef DUK_ALWAYS_INLINE | |
2614 | #define DUK_NOINLINE /*nop*/ | |
2615 | #define DUK_INLINE /*nop*/ | |
2616 | #define DUK_ALWAYS_INLINE /*nop*/ | |
2617 | #endif | |
2618 | ||
2619 | /* | |
2620 | * Check whether or not a packed duk_tval representation is possible. | |
2621 | * What's basically required is that pointers are 32-bit values | |
2622 | * (sizeof(void *) == 4). Best effort check, not always accurate. | |
2623 | * If guess goes wrong, crashes may result; self tests also verify | |
2624 | * the guess. | |
2625 | */ | |
2626 | ||
2627 | /* Explicit marker needed; may be 'defined', 'undefined, 'or 'not provided'. */ | |
2628 | #if !defined(DUK_F_PACKED_TVAL_PROVIDED) | |
2629 | #undef DUK_F_PACKED_TVAL_POSSIBLE | |
2630 | ||
2631 | /* Strict C99 case: DUK_UINTPTR_MAX (= UINTPTR_MAX) should be very reliable */ | |
2632 | #if !defined(DUK_F_PACKED_TVAL_POSSIBLE) && defined(DUK_UINTPTR_MAX) | |
2633 | #if (DUK_UINTPTR_MAX <= 0xffffffffUL) | |
2634 | #define DUK_F_PACKED_TVAL_POSSIBLE | |
2635 | #endif | |
2636 | #endif | |
2637 | ||
2638 | /* Non-C99 case, still relying on DUK_UINTPTR_MAX, as long as it is not a computed value */ | |
2639 | #if !defined(DUK_F_PACKED_TVAL_POSSIBLE) && defined(DUK_UINTPTR_MAX) && !defined(DUK_UINTPTR_MAX_COMPUTED) | |
2640 | #if (DUK_UINTPTR_MAX <= 0xffffffffUL) | |
2641 | #define DUK_F_PACKED_TVAL_POSSIBLE | |
2642 | #endif | |
2643 | #endif | |
2644 | ||
2645 | /* DUK_SIZE_MAX (= SIZE_MAX) is often reliable */ | |
2646 | #if !defined(DUK_F_PACKED_TVAL_POSSIBLE) && defined(DUK_SIZE_MAX) && !defined(DUK_SIZE_MAX_COMPUTED) | |
2647 | #if (DUK_SIZE_MAX <= 0xffffffffUL) | |
2648 | #define DUK_F_PACKED_TVAL_POSSIBLE | |
2649 | #endif | |
2650 | #endif | |
2651 | ||
2652 | #undef DUK_USE_PACKED_TVAL | |
2653 | #if defined(DUK_F_PACKED_TVAL_POSSIBLE) | |
2654 | #define DUK_USE_PACKED_TVAL | |
2655 | #endif | |
2656 | ||
2657 | #undef DUK_F_PACKED_TVAL_POSSIBLE | |
2658 | #endif /* DUK_F_PACKED_TVAL_PROVIDED */ | |
2659 | ||
2660 | /* Feature option forcing. */ | |
2661 | #if defined(DUK_OPT_NO_PACKED_TVAL) | |
2662 | #undef DUK_USE_PACKED_TVAL | |
2663 | #elif defined(DUK_OPT_PACKED_TVAL) | |
2664 | #undef DUK_USE_PACKED_TVAL | |
2665 | #define DUK_USE_PACKED_TVAL | |
2666 | #endif | |
2667 | /* Object property allocation layout has implications for memory and code | |
2668 | * footprint and generated code size/speed. The best layout also depends | |
2669 | * on whether the platform has alignment requirements or benefits from | |
2670 | * having mostly aligned accesses. | |
2671 | */ | |
2672 | #undef DUK_USE_HOBJECT_LAYOUT_1 | |
2673 | #undef DUK_USE_HOBJECT_LAYOUT_2 | |
2674 | #undef DUK_USE_HOBJECT_LAYOUT_3 | |
2675 | #if (DUK_USE_ALIGN_BY == 1) | |
2676 | /* On platforms without any alignment issues, layout 1 is preferable | |
2677 | * because it compiles to slightly less code and provides direct access | |
2678 | * to property keys. | |
2679 | */ | |
2680 | #define DUK_USE_HOBJECT_LAYOUT_1 | |
2681 | #else | |
2682 | /* On other platforms use layout 2, which requires some padding but | |
2683 | * is a bit more natural than layout 3 in ordering the entries. Layout | |
2684 | * 3 is currently not used. | |
2685 | */ | |
2686 | #define DUK_USE_HOBJECT_LAYOUT_2 | |
2687 | #endif | |
2688 | ||
2689 | /* GCC/clang inaccurate math would break compliance and probably duk_tval, | |
2690 | * so refuse to compile. Relax this if -ffast-math is tested to work. | |
2691 | */ | |
2692 | #if defined(__FAST_MATH__) | |
2693 | #error __FAST_MATH__ defined, refusing to compile | |
2694 | #endif | |
2695 | ||
2696 | /* | |
2697 | * Autogenerated defaults | |
2698 | */ | |
2699 | ||
2700 | #undef DUK_USE_ASSERTIONS | |
2701 | #define DUK_USE_AUGMENT_ERROR_CREATE | |
2702 | #define DUK_USE_AUGMENT_ERROR_THROW | |
2703 | #define DUK_USE_AVOID_PLATFORM_FUNCPTRS | |
2704 | #define DUK_USE_BASE64_FASTPATH | |
2705 | #define DUK_USE_BROWSER_LIKE | |
2706 | #define DUK_USE_BUFFEROBJECT_SUPPORT | |
2707 | #undef DUK_USE_BUFLEN16 | |
2708 | #define DUK_USE_BUILTIN_INITJS | |
2709 | #define DUK_USE_BYTECODE_DUMP_SUPPORT | |
2710 | #define DUK_USE_COMMONJS_MODULES | |
2711 | #define DUK_USE_COMPILER_RECLIMIT 2500 | |
2712 | #undef DUK_USE_CPP_EXCEPTIONS | |
2713 | #undef DUK_USE_DATAPTR16 | |
2714 | #undef DUK_USE_DATAPTR_DEC16 | |
2715 | #undef DUK_USE_DATAPTR_ENC16 | |
2716 | #undef DUK_USE_DATE_FORMAT_STRING | |
2717 | #undef DUK_USE_DATE_GET_LOCAL_TZOFFSET | |
2718 | #undef DUK_USE_DATE_GET_NOW | |
2719 | #undef DUK_USE_DATE_PARSE_STRING | |
2720 | #undef DUK_USE_DATE_PRS_GETDATE | |
2721 | #undef DUK_USE_DDDPRINT | |
2722 | #undef DUK_USE_DDPRINT | |
2723 | #undef DUK_USE_DEBUG | |
2724 | #undef DUK_USE_DEBUGGER_DUMPHEAP | |
2725 | #undef DUK_USE_DEBUGGER_FWD_LOGGING | |
2726 | #undef DUK_USE_DEBUGGER_FWD_PRINTALERT | |
2727 | #undef DUK_USE_DEBUGGER_INSPECT | |
2728 | #undef DUK_USE_DEBUGGER_PAUSE_UNCAUGHT | |
2729 | #undef DUK_USE_DEBUGGER_SUPPORT | |
2730 | #define DUK_USE_DEBUGGER_THROW_NOTIFY | |
2731 | #undef DUK_USE_DEBUGGER_TRANSPORT_TORTURE | |
2732 | #define DUK_USE_DEBUG_BUFSIZE 65536L | |
2733 | #define DUK_USE_DOUBLE_LINKED_HEAP | |
2734 | #undef DUK_USE_DPRINT | |
2735 | #undef DUK_USE_DPRINT_COLORS | |
2736 | #undef DUK_USE_DPRINT_RDTSC | |
2737 | #define DUK_USE_ERRCREATE | |
2738 | #define DUK_USE_ERRTHROW | |
2739 | #define DUK_USE_ES6_OBJECT_PROTO_PROPERTY | |
2740 | #define DUK_USE_ES6_OBJECT_SETPROTOTYPEOF | |
2741 | #define DUK_USE_ES6_PROXY | |
2742 | #define DUK_USE_ES6_REGEXP_BRACES | |
2743 | #define DUK_USE_ESBC_LIMITS | |
2744 | #define DUK_USE_ESBC_MAX_BYTES 2147418112L | |
2745 | #define DUK_USE_ESBC_MAX_LINENUMBER 2147418112L | |
2746 | #undef DUK_USE_EXEC_FUN_LOCAL | |
2747 | #undef DUK_USE_EXEC_INDIRECT_BOUND_CHECK | |
2748 | #undef DUK_USE_EXEC_TIMEOUT_CHECK | |
2749 | #undef DUK_USE_EXPLICIT_NULL_INIT | |
2750 | #undef DUK_USE_EXTSTR_FREE | |
2751 | #undef DUK_USE_EXTSTR_INTERN_CHECK | |
2752 | #undef DUK_USE_FASTINT | |
2753 | #define DUK_USE_FAST_REFCOUNT_DEFAULT | |
2754 | #define DUK_USE_FILE_IO | |
2755 | #undef DUK_USE_FUNCPTR16 | |
2756 | #undef DUK_USE_FUNCPTR_DEC16 | |
2757 | #undef DUK_USE_FUNCPTR_ENC16 | |
2758 | #undef DUK_USE_GC_TORTURE | |
2759 | #undef DUK_USE_HEAPPTR16 | |
2760 | #undef DUK_USE_HEAPPTR_DEC16 | |
2761 | #undef DUK_USE_HEAPPTR_ENC16 | |
2762 | #define DUK_USE_HEX_FASTPATH | |
2763 | #define DUK_USE_HOBJECT_HASH_PART | |
2764 | #define DUK_USE_HSTRING_CLEN | |
2765 | #undef DUK_USE_HSTRING_EXTDATA | |
2766 | #define DUK_USE_IDCHAR_FASTPATH | |
2767 | #undef DUK_USE_INTERRUPT_COUNTER | |
2768 | #undef DUK_USE_INTERRUPT_DEBUG_FIXUP | |
2769 | #define DUK_USE_JC | |
2770 | #define DUK_USE_JSON_DECNUMBER_FASTPATH | |
2771 | #define DUK_USE_JSON_DECSTRING_FASTPATH | |
2772 | #define DUK_USE_JSON_DEC_RECLIMIT 1000 | |
2773 | #define DUK_USE_JSON_EATWHITE_FASTPATH | |
2774 | #define DUK_USE_JSON_ENC_RECLIMIT 1000 | |
2775 | #define DUK_USE_JSON_QUOTESTRING_FASTPATH | |
2776 | #undef DUK_USE_JSON_STRINGIFY_FASTPATH | |
2777 | #define DUK_USE_JX | |
2778 | #define DUK_USE_LEXER_SLIDING_WINDOW | |
2779 | #undef DUK_USE_LIGHTFUNC_BUILTINS | |
2780 | #undef DUK_USE_MARKANDSWEEP_FINALIZER_TORTURE | |
2781 | #define DUK_USE_MARK_AND_SWEEP | |
2782 | #define DUK_USE_MARK_AND_SWEEP_RECLIMIT 256 | |
2783 | #define DUK_USE_MATH_BUILTIN | |
2784 | #define DUK_USE_MS_STRINGTABLE_RESIZE | |
2785 | #define DUK_USE_NATIVE_CALL_RECLIMIT 1000 | |
2786 | #define DUK_USE_NONSTD_ARRAY_CONCAT_TRAILER | |
2787 | #define DUK_USE_NONSTD_ARRAY_MAP_TRAILER | |
2788 | #define DUK_USE_NONSTD_ARRAY_SPLICE_DELCOUNT | |
2789 | #undef DUK_USE_NONSTD_FUNC_CALLER_PROPERTY | |
2790 | #undef DUK_USE_NONSTD_FUNC_SOURCE_PROPERTY | |
2791 | #define DUK_USE_NONSTD_FUNC_STMT | |
2792 | #define DUK_USE_NONSTD_GETTER_KEY_ARGUMENT | |
2793 | #define DUK_USE_NONSTD_JSON_ESC_U2028_U2029 | |
2794 | #define DUK_USE_NONSTD_REGEXP_DOLLAR_ESCAPE | |
2795 | #define DUK_USE_NONSTD_SETTER_KEY_ARGUMENT | |
2796 | #define DUK_USE_NONSTD_STRING_FROMCHARCODE_32BIT | |
2797 | #undef DUK_USE_OBJSIZES16 | |
2798 | #define DUK_USE_OCTAL_SUPPORT | |
2799 | #define DUK_USE_PANIC_ABORT | |
2800 | #undef DUK_USE_PANIC_EXIT | |
2801 | #undef DUK_USE_PANIC_HANDLER | |
2802 | #undef DUK_USE_PANIC_SEGFAULT | |
2803 | #undef DUK_USE_PARANOID_ERRORS | |
2804 | #define DUK_USE_PC2LINE | |
2805 | #undef DUK_USE_PREFER_SIZE | |
2806 | #define DUK_USE_PROVIDE_DEFAULT_ALLOC_FUNCTIONS | |
2807 | #undef DUK_USE_REFCOUNT16 | |
2808 | #define DUK_USE_REFERENCE_COUNTING | |
2809 | #undef DUK_USE_REFZERO_FINALIZER_TORTURE | |
2810 | #undef DUK_USE_REGEXP_CANON_WORKAROUND | |
2811 | #define DUK_USE_REGEXP_COMPILER_RECLIMIT 10000 | |
2812 | #define DUK_USE_REGEXP_EXECUTOR_RECLIMIT 10000 | |
2813 | #define DUK_USE_REGEXP_SUPPORT | |
2814 | #undef DUK_USE_ROM_GLOBAL_CLONE | |
2815 | #undef DUK_USE_ROM_GLOBAL_INHERIT | |
2816 | #undef DUK_USE_ROM_OBJECTS | |
2817 | #define DUK_USE_ROM_PTRCOMP_FIRST 63488L | |
2818 | #undef DUK_USE_ROM_STRINGS | |
2819 | #define DUK_USE_SECTION_B | |
2820 | #undef DUK_USE_SELF_TESTS | |
2821 | #undef DUK_USE_SHUFFLE_TORTURE | |
2822 | #define DUK_USE_SOURCE_NONBMP | |
2823 | #undef DUK_USE_STRHASH16 | |
2824 | #undef DUK_USE_STRHASH_DENSE | |
2825 | #define DUK_USE_STRHASH_SKIP_SHIFT 5 | |
2826 | #define DUK_USE_STRICT_DECL | |
2827 | #undef DUK_USE_STRICT_UTF8_SOURCE | |
2828 | #undef DUK_USE_STRLEN16 | |
2829 | #undef DUK_USE_STRTAB_CHAIN | |
2830 | #undef DUK_USE_STRTAB_CHAIN_SIZE | |
2831 | #define DUK_USE_STRTAB_PROBE | |
2832 | #define DUK_USE_TAILCALL | |
2833 | #define DUK_USE_TARGET_INFO "unknown" | |
2834 | #define DUK_USE_TRACEBACKS | |
2835 | #define DUK_USE_TRACEBACK_DEPTH 10 | |
2836 | #define DUK_USE_USER_DECLARE() /* no user declarations */ | |
2837 | #undef DUK_USE_USER_INITJS | |
2838 | #undef DUK_USE_VALSTACK_UNSAFE | |
2839 | #define DUK_USE_VERBOSE_ERRORS | |
2840 | #define DUK_USE_VERBOSE_EXECUTOR_ERRORS | |
2841 | #define DUK_USE_VOLUNTARY_GC | |
2842 | #define DUK_USE_ZERO_BUFFER_DATA | |
2843 | ||
2844 | /* | |
2845 | * Alternative customization header | |
2846 | * | |
2847 | * If you want to modify the final DUK_USE_xxx flags directly (without | |
2848 | * using the available DUK_OPT_xxx flags), define DUK_OPT_HAVE_CUSTOM_H | |
2849 | * and tweak the final flags there. | |
2850 | */ | |
2851 | ||
2852 | #if defined(DUK_OPT_HAVE_CUSTOM_H) | |
2853 | #include "duk_custom.h" | |
2854 | #endif | |
2855 | ||
2856 | /* | |
2857 | * You may add overriding #define/#undef directives below for | |
2858 | * customization. You of course cannot un-#include or un-typedef | |
2859 | * anything; these require direct changes above. | |
2860 | */ | |
2861 | ||
2862 | /* __OVERRIDE_DEFINES__ */ | |
2863 | ||
2864 | /* | |
2865 | * Date provider selection | |
2866 | * | |
2867 | * User may define DUK_USE_DATE_GET_NOW() etc directly, in which case we'll | |
2868 | * rely on an external provider. If this is not done, revert to previous | |
2869 | * behavior and use Unix/Windows built-in provider. | |
2870 | */ | |
2871 | ||
2872 | #if defined(DUK_COMPILING_DUKTAPE) | |
2873 | ||
2874 | #if defined(DUK_USE_DATE_GET_NOW) | |
2875 | /* External provider already defined. */ | |
2876 | #elif defined(DUK_USE_DATE_NOW_GETTIMEOFDAY) | |
2877 | #define DUK_USE_DATE_GET_NOW(ctx) duk_bi_date_get_now_gettimeofday((ctx)) | |
2878 | #elif defined(DUK_USE_DATE_NOW_TIME) | |
2879 | #define DUK_USE_DATE_GET_NOW(ctx) duk_bi_date_get_now_time((ctx)) | |
2880 | #elif defined(DUK_USE_DATE_NOW_WINDOWS) | |
2881 | #define DUK_USE_DATE_GET_NOW(ctx) duk_bi_date_get_now_windows((ctx)) | |
2882 | #else | |
2883 | #error no provider for DUK_USE_DATE_GET_NOW() | |
2884 | #endif | |
2885 | ||
2886 | #if defined(DUK_USE_DATE_GET_LOCAL_TZOFFSET) | |
2887 | /* External provider already defined. */ | |
2888 | #elif defined(DUK_USE_DATE_TZO_GMTIME_R) || defined(DUK_USE_DATE_TZO_GMTIME) | |
2889 | #define DUK_USE_DATE_GET_LOCAL_TZOFFSET(d) duk_bi_date_get_local_tzoffset_gmtime((d)) | |
2890 | #elif defined(DUK_USE_DATE_TZO_WINDOWS) | |
2891 | #define DUK_USE_DATE_GET_LOCAL_TZOFFSET(d) duk_bi_date_get_local_tzoffset_windows((d)) | |
2892 | #else | |
2893 | #error no provider for DUK_USE_DATE_GET_LOCAL_TZOFFSET() | |
2894 | #endif | |
2895 | ||
2896 | #if defined(DUK_USE_DATE_PARSE_STRING) | |
2897 | /* External provider already defined. */ | |
2898 | #elif defined(DUK_USE_DATE_PRS_STRPTIME) | |
2899 | #define DUK_USE_DATE_PARSE_STRING(ctx,str) duk_bi_date_parse_string_strptime((ctx), (str)) | |
2900 | #elif defined(DUK_USE_DATE_PRS_GETDATE) | |
2901 | #define DUK_USE_DATE_PARSE_STRING(ctx,str) duk_bi_date_parse_string_getdate((ctx), (str)) | |
2902 | #else | |
2903 | /* No provider for DUK_USE_DATE_PARSE_STRING(), fall back to ISO 8601 only. */ | |
2904 | #endif | |
2905 | ||
2906 | #if defined(DUK_USE_DATE_FORMAT_STRING) | |
2907 | /* External provider already defined. */ | |
2908 | #elif defined(DUK_USE_DATE_FMT_STRFTIME) | |
2909 | #define DUK_USE_DATE_FORMAT_STRING(ctx,parts,tzoffset,flags) \ | |
2910 | duk_bi_date_format_parts_strftime((ctx), (parts), (tzoffset), (flags)) | |
2911 | #else | |
2912 | /* No provider for DUK_USE_DATE_FORMAT_STRING(), fall back to ISO 8601 only. */ | |
2913 | #endif | |
2914 | ||
2915 | #endif /* DUK_COMPILING_DUKTAPE */ | |
2916 | ||
2917 | /* | |
2918 | * Checks for legacy feature options (DUK_OPT_xxx) | |
2919 | */ | |
2920 | ||
2921 | #if defined(DUK_OPT_ASSERTIONS) | |
2922 | #error unsupported legacy feature option DUK_OPT_ASSERTIONS used, consider options: DUK_USE_ASSERTIONS | |
2923 | #endif | |
2924 | #if defined(DUK_OPT_BUFFEROBJECT_SUPPORT) | |
2925 | #error unsupported legacy feature option DUK_OPT_BUFFEROBJECT_SUPPORT used | |
2926 | #endif | |
2927 | #if defined(DUK_OPT_BUFLEN16) | |
2928 | #error unsupported legacy feature option DUK_OPT_BUFLEN16 used | |
2929 | #endif | |
2930 | #if defined(DUK_OPT_DATAPTR16) | |
2931 | #error unsupported legacy feature option DUK_OPT_DATAPTR16 used | |
2932 | #endif | |
2933 | #if defined(DUK_OPT_DATAPTR_DEC16) | |
2934 | #error unsupported legacy feature option DUK_OPT_DATAPTR_DEC16 used | |
2935 | #endif | |
2936 | #if defined(DUK_OPT_DATAPTR_ENC16) | |
2937 | #error unsupported legacy feature option DUK_OPT_DATAPTR_ENC16 used | |
2938 | #endif | |
2939 | #if defined(DUK_OPT_DDDPRINT) | |
2940 | #error unsupported legacy feature option DUK_OPT_DDDPRINT used | |
2941 | #endif | |
2942 | #if defined(DUK_OPT_DDPRINT) | |
2943 | #error unsupported legacy feature option DUK_OPT_DDPRINT used | |
2944 | #endif | |
2945 | #if defined(DUK_OPT_DEBUG) | |
2946 | #error unsupported legacy feature option DUK_OPT_DEBUG used | |
2947 | #endif | |
2948 | #if defined(DUK_OPT_DEBUGGER_DUMPHEAP) | |
2949 | #error unsupported legacy feature option DUK_OPT_DEBUGGER_DUMPHEAP used | |
2950 | #endif | |
2951 | #if defined(DUK_OPT_DEBUGGER_FWD_LOGGING) | |
2952 | #error unsupported legacy feature option DUK_OPT_DEBUGGER_FWD_LOGGING used | |
2953 | #endif | |
2954 | #if defined(DUK_OPT_DEBUGGER_FWD_PRINTALERT) | |
2955 | #error unsupported legacy feature option DUK_OPT_DEBUGGER_FWD_PRINTALERT used | |
2956 | #endif | |
2957 | #if defined(DUK_OPT_DEBUGGER_SUPPORT) | |
2958 | #error unsupported legacy feature option DUK_OPT_DEBUGGER_SUPPORT used | |
2959 | #endif | |
2960 | #if defined(DUK_OPT_DEBUGGER_TRANSPORT_TORTURE) | |
2961 | #error unsupported legacy feature option DUK_OPT_DEBUGGER_TRANSPORT_TORTURE used | |
2962 | #endif | |
2963 | #if defined(DUK_OPT_DEBUG_BUFSIZE) | |
2964 | #error unsupported legacy feature option DUK_OPT_DEBUG_BUFSIZE used | |
2965 | #endif | |
2966 | #if defined(DUK_OPT_DECLARE) | |
2967 | #error unsupported legacy feature option DUK_OPT_DECLARE used | |
2968 | #endif | |
2969 | #if defined(DUK_OPT_DEEP_C_STACK) | |
2970 | #error unsupported legacy feature option DUK_OPT_DEEP_C_STACK used | |
2971 | #endif | |
2972 | #if defined(DUK_OPT_DLL_BUILD) | |
2973 | #error unsupported legacy feature option DUK_OPT_DLL_BUILD used | |
2974 | #endif | |
2975 | #if defined(DUK_OPT_DPRINT) | |
2976 | #error unsupported legacy feature option DUK_OPT_DPRINT used | |
2977 | #endif | |
2978 | #if defined(DUK_OPT_DPRINT_COLORS) | |
2979 | #error unsupported legacy feature option DUK_OPT_DPRINT_COLORS used | |
2980 | #endif | |
2981 | #if defined(DUK_OPT_DPRINT_RDTSC) | |
2982 | #error unsupported legacy feature option DUK_OPT_DPRINT_RDTSC used | |
2983 | #endif | |
2984 | #if defined(DUK_OPT_EXEC_TIMEOUT_CHECK) | |
2985 | #error unsupported legacy feature option DUK_OPT_EXEC_TIMEOUT_CHECK used | |
2986 | #endif | |
2987 | #if defined(DUK_OPT_EXTERNAL_STRINGS) | |
2988 | #error unsupported legacy feature option DUK_OPT_EXTERNAL_STRINGS used, consider options: DUK_USE_HSTRING_EXTDATA | |
2989 | #endif | |
2990 | #if defined(DUK_OPT_EXTSTR_FREE) | |
2991 | #error unsupported legacy feature option DUK_OPT_EXTSTR_FREE used | |
2992 | #endif | |
2993 | #if defined(DUK_OPT_EXTSTR_INTERN_CHECK) | |
2994 | #error unsupported legacy feature option DUK_OPT_EXTSTR_INTERN_CHECK used | |
2995 | #endif | |
2996 | #if defined(DUK_OPT_FASTINT) | |
2997 | #error unsupported legacy feature option DUK_OPT_FASTINT used, consider options: DUK_USE_FASTINT | |
2998 | #endif | |
2999 | #if defined(DUK_OPT_FORCE_ALIGN) | |
3000 | #error unsupported legacy feature option DUK_OPT_FORCE_ALIGN used | |
3001 | #endif | |
3002 | #if defined(DUK_OPT_FORCE_BYTEORDER) | |
3003 | #error unsupported legacy feature option DUK_OPT_FORCE_BYTEORDER used | |
3004 | #endif | |
3005 | #if defined(DUK_OPT_FUNCPTR16) | |
3006 | #error unsupported legacy feature option DUK_OPT_FUNCPTR16 used | |
3007 | #endif | |
3008 | #if defined(DUK_OPT_FUNCPTR_DEC16) | |
3009 | #error unsupported legacy feature option DUK_OPT_FUNCPTR_DEC16 used | |
3010 | #endif | |
3011 | #if defined(DUK_OPT_FUNCPTR_ENC16) | |
3012 | #error unsupported legacy feature option DUK_OPT_FUNCPTR_ENC16 used | |
3013 | #endif | |
3014 | #if defined(DUK_OPT_FUNC_NONSTD_CALLER_PROPERTY) | |
3015 | #error unsupported legacy feature option DUK_OPT_FUNC_NONSTD_CALLER_PROPERTY used | |
3016 | #endif | |
3017 | #if defined(DUK_OPT_FUNC_NONSTD_SOURCE_PROPERTY) | |
3018 | #error unsupported legacy feature option DUK_OPT_FUNC_NONSTD_SOURCE_PROPERTY used | |
3019 | #endif | |
3020 | #if defined(DUK_OPT_GC_TORTURE) | |
3021 | #error unsupported legacy feature option DUK_OPT_GC_TORTURE used | |
3022 | #endif | |
3023 | #if defined(DUK_OPT_HAVE_CUSTOM_H) | |
3024 | #error unsupported legacy feature option DUK_OPT_HAVE_CUSTOM_H used | |
3025 | #endif | |
3026 | #if defined(DUK_OPT_HEAPPTR16) | |
3027 | #error unsupported legacy feature option DUK_OPT_HEAPPTR16 used | |
3028 | #endif | |
3029 | #if defined(DUK_OPT_HEAPPTR_DEC16) | |
3030 | #error unsupported legacy feature option DUK_OPT_HEAPPTR_DEC16 used | |
3031 | #endif | |
3032 | #if defined(DUK_OPT_HEAPPTR_ENC16) | |
3033 | #error unsupported legacy feature option DUK_OPT_HEAPPTR_ENC16 used | |
3034 | #endif | |
3035 | #if defined(DUK_OPT_INTERRUPT_COUNTER) | |
3036 | #error unsupported legacy feature option DUK_OPT_INTERRUPT_COUNTER used | |
3037 | #endif | |
3038 | #if defined(DUK_OPT_JSON_STRINGIFY_FASTPATH) | |
3039 | #error unsupported legacy feature option DUK_OPT_JSON_STRINGIFY_FASTPATH used | |
3040 | #endif | |
3041 | #if defined(DUK_OPT_LIGHTFUNC_BUILTINS) | |
3042 | #error unsupported legacy feature option DUK_OPT_LIGHTFUNC_BUILTINS used | |
3043 | #endif | |
3044 | #if defined(DUK_OPT_NONSTD_FUNC_CALLER_PROPERTY) | |
3045 | #error unsupported legacy feature option DUK_OPT_NONSTD_FUNC_CALLER_PROPERTY used | |
3046 | #endif | |
3047 | #if defined(DUK_OPT_NONSTD_FUNC_SOURCE_PROPERTY) | |
3048 | #error unsupported legacy feature option DUK_OPT_NONSTD_FUNC_SOURCE_PROPERTY used | |
3049 | #endif | |
3050 | #if defined(DUK_OPT_NO_ARRAY_SPLICE_NONSTD_DELCOUNT) | |
3051 | #error unsupported legacy feature option DUK_OPT_NO_ARRAY_SPLICE_NONSTD_DELCOUNT used | |
3052 | #endif | |
3053 | #if defined(DUK_OPT_NO_AUGMENT_ERRORS) | |
3054 | #error unsupported legacy feature option DUK_OPT_NO_AUGMENT_ERRORS used | |
3055 | #endif | |
3056 | #if defined(DUK_OPT_NO_BROWSER_LIKE) | |
3057 | #error unsupported legacy feature option DUK_OPT_NO_BROWSER_LIKE used | |
3058 | #endif | |
3059 | #if defined(DUK_OPT_NO_BUFFEROBJECT_SUPPORT) | |
3060 | #error unsupported legacy feature option DUK_OPT_NO_BUFFEROBJECT_SUPPORT used | |
3061 | #endif | |
3062 | #if defined(DUK_OPT_NO_BYTECODE_DUMP_SUPPORT) | |
3063 | #error unsupported legacy feature option DUK_OPT_NO_BYTECODE_DUMP_SUPPORT used, consider options: DUK_USE_BYTECODE_DUMP_SUPPORT | |
3064 | #endif | |
3065 | #if defined(DUK_OPT_NO_COMMONJS_MODULES) | |
3066 | #error unsupported legacy feature option DUK_OPT_NO_COMMONJS_MODULES used | |
3067 | #endif | |
3068 | #if defined(DUK_OPT_NO_ES6_OBJECT_PROTO_PROPERTY) | |
3069 | #error unsupported legacy feature option DUK_OPT_NO_ES6_OBJECT_PROTO_PROPERTY used | |
3070 | #endif | |
3071 | #if defined(DUK_OPT_NO_ES6_OBJECT_SETPROTOTYPEOF) | |
3072 | #error unsupported legacy feature option DUK_OPT_NO_ES6_OBJECT_SETPROTOTYPEOF used | |
3073 | #endif | |
3074 | #if defined(DUK_OPT_NO_ES6_PROXY) | |
3075 | #error unsupported legacy feature option DUK_OPT_NO_ES6_PROXY used | |
3076 | #endif | |
3077 | #if defined(DUK_OPT_NO_FILE_IO) | |
3078 | #error unsupported legacy feature option DUK_OPT_NO_FILE_IO used, consider options: DUK_USE_FILE_IO | |
3079 | #endif | |
3080 | #if defined(DUK_OPT_NO_FUNC_STMT) | |
3081 | #error unsupported legacy feature option DUK_OPT_NO_FUNC_STMT used | |
3082 | #endif | |
3083 | #if defined(DUK_OPT_NO_JC) | |
3084 | #error unsupported legacy feature option DUK_OPT_NO_JC used | |
3085 | #endif | |
3086 | #if defined(DUK_OPT_NO_JSONC) | |
3087 | #error unsupported legacy feature option DUK_OPT_NO_JSONC used | |
3088 | #endif | |
3089 | #if defined(DUK_OPT_NO_JSONX) | |
3090 | #error unsupported legacy feature option DUK_OPT_NO_JSONX used | |
3091 | #endif | |
3092 | #if defined(DUK_OPT_NO_JX) | |
3093 | #error unsupported legacy feature option DUK_OPT_NO_JX used | |
3094 | #endif | |
3095 | #if defined(DUK_OPT_NO_MARK_AND_SWEEP) | |
3096 | #error unsupported legacy feature option DUK_OPT_NO_MARK_AND_SWEEP used | |
3097 | #endif | |
3098 | #if defined(DUK_OPT_NO_MS_STRINGTABLE_RESIZE) | |
3099 | #error unsupported legacy feature option DUK_OPT_NO_MS_STRINGTABLE_RESIZE used | |
3100 | #endif | |
3101 | #if defined(DUK_OPT_NO_NONSTD_ACCESSOR_KEY_ARGUMENT) | |
3102 | #error unsupported legacy feature option DUK_OPT_NO_NONSTD_ACCESSOR_KEY_ARGUMENT used | |
3103 | #endif | |
3104 | #if defined(DUK_OPT_NO_NONSTD_ARRAY_CONCAT_TRAILER) | |
3105 | #error unsupported legacy feature option DUK_OPT_NO_NONSTD_ARRAY_CONCAT_TRAILER used | |
3106 | #endif | |
3107 | #if defined(DUK_OPT_NO_NONSTD_ARRAY_MAP_TRAILER) | |
3108 | #error unsupported legacy feature option DUK_OPT_NO_NONSTD_ARRAY_MAP_TRAILER used | |
3109 | #endif | |
3110 | #if defined(DUK_OPT_NO_NONSTD_ARRAY_SPLICE_DELCOUNT) | |
3111 | #error unsupported legacy feature option DUK_OPT_NO_NONSTD_ARRAY_SPLICE_DELCOUNT used | |
3112 | #endif | |
3113 | #if defined(DUK_OPT_NO_NONSTD_FUNC_STMT) | |
3114 | #error unsupported legacy feature option DUK_OPT_NO_NONSTD_FUNC_STMT used | |
3115 | #endif | |
3116 | #if defined(DUK_OPT_NO_NONSTD_JSON_ESC_U2028_U2029) | |
3117 | #error unsupported legacy feature option DUK_OPT_NO_NONSTD_JSON_ESC_U2028_U2029 used | |
3118 | #endif | |
3119 | #if defined(DUK_OPT_NO_NONSTD_STRING_FROMCHARCODE_32BIT) | |
3120 | #error unsupported legacy feature option DUK_OPT_NO_NONSTD_STRING_FROMCHARCODE_32BIT used | |
3121 | #endif | |
3122 | #if defined(DUK_OPT_NO_OBJECT_ES6_PROTO_PROPERTY) | |
3123 | #error unsupported legacy feature option DUK_OPT_NO_OBJECT_ES6_PROTO_PROPERTY used | |
3124 | #endif | |
3125 | #if defined(DUK_OPT_NO_OBJECT_ES6_SETPROTOTYPEOF) | |
3126 | #error unsupported legacy feature option DUK_OPT_NO_OBJECT_ES6_SETPROTOTYPEOF used | |
3127 | #endif | |
3128 | #if defined(DUK_OPT_NO_OCTAL_SUPPORT) | |
3129 | #error unsupported legacy feature option DUK_OPT_NO_OCTAL_SUPPORT used | |
3130 | #endif | |
3131 | #if defined(DUK_OPT_NO_PACKED_TVAL) | |
3132 | #error unsupported legacy feature option DUK_OPT_NO_PACKED_TVAL used | |
3133 | #endif | |
3134 | #if defined(DUK_OPT_NO_PC2LINE) | |
3135 | #error unsupported legacy feature option DUK_OPT_NO_PC2LINE used | |
3136 | #endif | |
3137 | #if defined(DUK_OPT_NO_REFERENCE_COUNTING) | |
3138 | #error unsupported legacy feature option DUK_OPT_NO_REFERENCE_COUNTING used, consider options: DUK_USE_REFERENCE_COUNTING | |
3139 | #endif | |
3140 | #if defined(DUK_OPT_NO_REGEXP_SUPPORT) | |
3141 | #error unsupported legacy feature option DUK_OPT_NO_REGEXP_SUPPORT used | |
3142 | #endif | |
3143 | #if defined(DUK_OPT_NO_SECTION_B) | |
3144 | #error unsupported legacy feature option DUK_OPT_NO_SECTION_B used | |
3145 | #endif | |
3146 | #if defined(DUK_OPT_NO_SOURCE_NONBMP) | |
3147 | #error unsupported legacy feature option DUK_OPT_NO_SOURCE_NONBMP used | |
3148 | #endif | |
3149 | #if defined(DUK_OPT_NO_STRICT_DECL) | |
3150 | #error unsupported legacy feature option DUK_OPT_NO_STRICT_DECL used | |
3151 | #endif | |
3152 | #if defined(DUK_OPT_NO_TRACEBACKS) | |
3153 | #error unsupported legacy feature option DUK_OPT_NO_TRACEBACKS used | |
3154 | #endif | |
3155 | #if defined(DUK_OPT_NO_VERBOSE_ERRORS) | |
3156 | #error unsupported legacy feature option DUK_OPT_NO_VERBOSE_ERRORS used | |
3157 | #endif | |
3158 | #if defined(DUK_OPT_NO_VOLUNTARY_GC) | |
3159 | #error unsupported legacy feature option DUK_OPT_NO_VOLUNTARY_GC used | |
3160 | #endif | |
3161 | #if defined(DUK_OPT_NO_ZERO_BUFFER_DATA) | |
3162 | #error unsupported legacy feature option DUK_OPT_NO_ZERO_BUFFER_DATA used | |
3163 | #endif | |
3164 | #if defined(DUK_OPT_OBJSIZES16) | |
3165 | #error unsupported legacy feature option DUK_OPT_OBJSIZES16 used | |
3166 | #endif | |
3167 | #if defined(DUK_OPT_PANIC_HANDLER) | |
3168 | #error unsupported legacy feature option DUK_OPT_PANIC_HANDLER used | |
3169 | #endif | |
3170 | #if defined(DUK_OPT_REFCOUNT16) | |
3171 | #error unsupported legacy feature option DUK_OPT_REFCOUNT16 used | |
3172 | #endif | |
3173 | #if defined(DUK_OPT_SEGFAULT_ON_PANIC) | |
3174 | #error unsupported legacy feature option DUK_OPT_SEGFAULT_ON_PANIC used | |
3175 | #endif | |
3176 | #if defined(DUK_OPT_SELF_TESTS) | |
3177 | #error unsupported legacy feature option DUK_OPT_SELF_TESTS used | |
3178 | #endif | |
3179 | #if defined(DUK_OPT_SETJMP) | |
3180 | #error unsupported legacy feature option DUK_OPT_SETJMP used | |
3181 | #endif | |
3182 | #if defined(DUK_OPT_SHUFFLE_TORTURE) | |
3183 | #error unsupported legacy feature option DUK_OPT_SHUFFLE_TORTURE used | |
3184 | #endif | |
3185 | #if defined(DUK_OPT_SIGSETJMP) | |
3186 | #error unsupported legacy feature option DUK_OPT_SIGSETJMP used | |
3187 | #endif | |
3188 | #if defined(DUK_OPT_STRHASH16) | |
3189 | #error unsupported legacy feature option DUK_OPT_STRHASH16 used | |
3190 | #endif | |
3191 | #if defined(DUK_OPT_STRICT_UTF8_SOURCE) | |
3192 | #error unsupported legacy feature option DUK_OPT_STRICT_UTF8_SOURCE used | |
3193 | #endif | |
3194 | #if defined(DUK_OPT_STRLEN16) | |
3195 | #error unsupported legacy feature option DUK_OPT_STRLEN16 used | |
3196 | #endif | |
3197 | #if defined(DUK_OPT_STRTAB_CHAIN) | |
3198 | #error unsupported legacy feature option DUK_OPT_STRTAB_CHAIN used | |
3199 | #endif | |
3200 | #if defined(DUK_OPT_STRTAB_CHAIN_SIZE) | |
3201 | #error unsupported legacy feature option DUK_OPT_STRTAB_CHAIN_SIZE used | |
3202 | #endif | |
3203 | #if defined(DUK_OPT_TARGET_INFO) | |
3204 | #error unsupported legacy feature option DUK_OPT_TARGET_INFO used | |
3205 | #endif | |
3206 | #if defined(DUK_OPT_TRACEBACK_DEPTH) | |
3207 | #error unsupported legacy feature option DUK_OPT_TRACEBACK_DEPTH used | |
3208 | #endif | |
3209 | #if defined(DUK_OPT_UNDERSCORE_SETJMP) | |
3210 | #error unsupported legacy feature option DUK_OPT_UNDERSCORE_SETJMP used | |
3211 | #endif | |
3212 | #if defined(DUK_OPT_USER_INITJS) | |
3213 | #error unsupported legacy feature option DUK_OPT_USER_INITJS used | |
3214 | #endif | |
3215 | ||
3216 | /* | |
3217 | * Checks for config option consistency (DUK_USE_xxx) | |
3218 | */ | |
3219 | ||
3220 | #if defined(DUK_USE_32BIT_PTRS) | |
3221 | #error unsupported config option used (option has been removed): DUK_USE_32BIT_PTRS | |
3222 | #endif | |
3223 | #if defined(DUK_USE_ALIGN_4) | |
3224 | #error unsupported config option used (option has been removed): DUK_USE_ALIGN_4 | |
3225 | #endif | |
3226 | #if defined(DUK_USE_ALIGN_8) | |
3227 | #error unsupported config option used (option has been removed): DUK_USE_ALIGN_8 | |
3228 | #endif | |
3229 | #if defined(DUK_USE_BYTEORDER_FORCED) | |
3230 | #error unsupported config option used (option has been removed): DUK_USE_BYTEORDER_FORCED | |
3231 | #endif | |
3232 | #if defined(DUK_USE_DATAPTR_DEC16) && !defined(DUK_USE_DATAPTR16) | |
3233 | #error config option DUK_USE_DATAPTR_DEC16 requires option DUK_USE_DATAPTR16 (which is missing) | |
3234 | #endif | |
3235 | #if defined(DUK_USE_DATAPTR_ENC16) && !defined(DUK_USE_DATAPTR16) | |
3236 | #error config option DUK_USE_DATAPTR_ENC16 requires option DUK_USE_DATAPTR16 (which is missing) | |
3237 | #endif | |
3238 | #if defined(DUK_USE_DEBUGGER_SUPPORT) && !defined(DUK_USE_INTERRUPT_COUNTER) | |
3239 | #error config option DUK_USE_DEBUGGER_SUPPORT requires option DUK_USE_INTERRUPT_COUNTER (which is missing) | |
3240 | #endif | |
3241 | #if defined(DUK_USE_DEEP_C_STACK) | |
3242 | #error unsupported config option used (option has been removed): DUK_USE_DEEP_C_STACK | |
3243 | #endif | |
3244 | #if defined(DUK_USE_DOUBLE_BE) | |
3245 | #error unsupported config option used (option has been removed): DUK_USE_DOUBLE_BE | |
3246 | #endif | |
3247 | #if defined(DUK_USE_DOUBLE_BE) && defined(DUK_USE_DOUBLE_LE) | |
3248 | #error config option DUK_USE_DOUBLE_BE conflicts with option DUK_USE_DOUBLE_LE (which is also defined) | |
3249 | #endif | |
3250 | #if defined(DUK_USE_DOUBLE_BE) && defined(DUK_USE_DOUBLE_ME) | |
3251 | #error config option DUK_USE_DOUBLE_BE conflicts with option DUK_USE_DOUBLE_ME (which is also defined) | |
3252 | #endif | |
3253 | #if defined(DUK_USE_DOUBLE_LE) | |
3254 | #error unsupported config option used (option has been removed): DUK_USE_DOUBLE_LE | |
3255 | #endif | |
3256 | #if defined(DUK_USE_DOUBLE_LE) && defined(DUK_USE_DOUBLE_BE) | |
3257 | #error config option DUK_USE_DOUBLE_LE conflicts with option DUK_USE_DOUBLE_BE (which is also defined) | |
3258 | #endif | |
3259 | #if defined(DUK_USE_DOUBLE_LE) && defined(DUK_USE_DOUBLE_ME) | |
3260 | #error config option DUK_USE_DOUBLE_LE conflicts with option DUK_USE_DOUBLE_ME (which is also defined) | |
3261 | #endif | |
3262 | #if defined(DUK_USE_DOUBLE_ME) | |
3263 | #error unsupported config option used (option has been removed): DUK_USE_DOUBLE_ME | |
3264 | #endif | |
3265 | #if defined(DUK_USE_DOUBLE_ME) && defined(DUK_USE_DOUBLE_LE) | |
3266 | #error config option DUK_USE_DOUBLE_ME conflicts with option DUK_USE_DOUBLE_LE (which is also defined) | |
3267 | #endif | |
3268 | #if defined(DUK_USE_DOUBLE_ME) && defined(DUK_USE_DOUBLE_BE) | |
3269 | #error config option DUK_USE_DOUBLE_ME conflicts with option DUK_USE_DOUBLE_BE (which is also defined) | |
3270 | #endif | |
3271 | #if defined(DUK_USE_DPRINT) && !defined(DUK_USE_DEBUG) | |
3272 | #error config option DUK_USE_DPRINT requires option DUK_USE_DEBUG (which is missing) | |
3273 | #endif | |
3274 | #if defined(DUK_USE_ESBC_MAX_BYTES) && !defined(DUK_USE_ESBC_LIMITS) | |
3275 | #error config option DUK_USE_ESBC_MAX_BYTES requires option DUK_USE_ESBC_LIMITS (which is missing) | |
3276 | #endif | |
3277 | #if defined(DUK_USE_ESBC_MAX_LINENUMBER) && !defined(DUK_USE_ESBC_LIMITS) | |
3278 | #error config option DUK_USE_ESBC_MAX_LINENUMBER requires option DUK_USE_ESBC_LIMITS (which is missing) | |
3279 | #endif | |
3280 | #if defined(DUK_USE_EXEC_TIMEOUT_CHECK) && !defined(DUK_USE_INTERRUPT_COUNTER) | |
3281 | #error config option DUK_USE_EXEC_TIMEOUT_CHECK requires option DUK_USE_INTERRUPT_COUNTER (which is missing) | |
3282 | #endif | |
3283 | #if defined(DUK_USE_EXTSTR_FREE) && !defined(DUK_USE_HSTRING_EXTDATA) | |
3284 | #error config option DUK_USE_EXTSTR_FREE requires option DUK_USE_HSTRING_EXTDATA (which is missing) | |
3285 | #endif | |
3286 | #if defined(DUK_USE_EXTSTR_INTERN_CHECK) && !defined(DUK_USE_HSTRING_EXTDATA) | |
3287 | #error config option DUK_USE_EXTSTR_INTERN_CHECK requires option DUK_USE_HSTRING_EXTDATA (which is missing) | |
3288 | #endif | |
3289 | #if defined(DUK_USE_FULL_TVAL) | |
3290 | #error unsupported config option used (option has been removed): DUK_USE_FULL_TVAL | |
3291 | #endif | |
3292 | #if defined(DUK_USE_FUNCPTR_DEC16) && !defined(DUK_USE_FUNCPTR16) | |
3293 | #error config option DUK_USE_FUNCPTR_DEC16 requires option DUK_USE_FUNCPTR16 (which is missing) | |
3294 | #endif | |
3295 | #if defined(DUK_USE_FUNCPTR_ENC16) && !defined(DUK_USE_FUNCPTR16) | |
3296 | #error config option DUK_USE_FUNCPTR_ENC16 requires option DUK_USE_FUNCPTR16 (which is missing) | |
3297 | #endif | |
3298 | #if defined(DUK_USE_HASHBYTES_UNALIGNED_U32_ACCESS) | |
3299 | #error unsupported config option used (option has been removed): DUK_USE_HASHBYTES_UNALIGNED_U32_ACCESS | |
3300 | #endif | |
3301 | #if defined(DUK_USE_HEAPPTR16) && defined(DUK_USE_DEBUG) | |
3302 | #error config option DUK_USE_HEAPPTR16 conflicts with option DUK_USE_DEBUG (which is also defined) | |
3303 | #endif | |
3304 | #if defined(DUK_USE_HEAPPTR_DEC16) && !defined(DUK_USE_HEAPPTR16) | |
3305 | #error config option DUK_USE_HEAPPTR_DEC16 requires option DUK_USE_HEAPPTR16 (which is missing) | |
3306 | #endif | |
3307 | #if defined(DUK_USE_HEAPPTR_ENC16) && !defined(DUK_USE_HEAPPTR16) | |
3308 | #error config option DUK_USE_HEAPPTR_ENC16 requires option DUK_USE_HEAPPTR16 (which is missing) | |
3309 | #endif | |
3310 | #if defined(DUK_USE_INTEGER_BE) | |
3311 | #error unsupported config option used (option has been removed): DUK_USE_INTEGER_BE | |
3312 | #endif | |
3313 | #if defined(DUK_USE_INTEGER_BE) && defined(DUK_USE_INTEGER_LE) | |
3314 | #error config option DUK_USE_INTEGER_BE conflicts with option DUK_USE_INTEGER_LE (which is also defined) | |
3315 | #endif | |
3316 | #if defined(DUK_USE_INTEGER_BE) && defined(DUK_USE_INTEGER_ME) | |
3317 | #error config option DUK_USE_INTEGER_BE conflicts with option DUK_USE_INTEGER_ME (which is also defined) | |
3318 | #endif | |
3319 | #if defined(DUK_USE_INTEGER_LE) | |
3320 | #error unsupported config option used (option has been removed): DUK_USE_INTEGER_LE | |
3321 | #endif | |
3322 | #if defined(DUK_USE_INTEGER_LE) && defined(DUK_USE_INTEGER_BE) | |
3323 | #error config option DUK_USE_INTEGER_LE conflicts with option DUK_USE_INTEGER_BE (which is also defined) | |
3324 | #endif | |
3325 | #if defined(DUK_USE_INTEGER_LE) && defined(DUK_USE_INTEGER_ME) | |
3326 | #error config option DUK_USE_INTEGER_LE conflicts with option DUK_USE_INTEGER_ME (which is also defined) | |
3327 | #endif | |
3328 | #if defined(DUK_USE_INTEGER_ME) | |
3329 | #error unsupported config option used (option has been removed): DUK_USE_INTEGER_ME | |
3330 | #endif | |
3331 | #if defined(DUK_USE_INTEGER_ME) && defined(DUK_USE_INTEGER_LE) | |
3332 | #error config option DUK_USE_INTEGER_ME conflicts with option DUK_USE_INTEGER_LE (which is also defined) | |
3333 | #endif | |
3334 | #if defined(DUK_USE_INTEGER_ME) && defined(DUK_USE_INTEGER_BE) | |
3335 | #error config option DUK_USE_INTEGER_ME conflicts with option DUK_USE_INTEGER_BE (which is also defined) | |
3336 | #endif | |
3337 | #if defined(DUK_USE_NO_DOUBLE_ALIASING_SELFTEST) | |
3338 | #error unsupported config option used (option has been removed): DUK_USE_NO_DOUBLE_ALIASING_SELFTEST | |
3339 | #endif | |
3340 | #if defined(DUK_USE_PACKED_TVAL_POSSIBLE) | |
3341 | #error unsupported config option used (option has been removed): DUK_USE_PACKED_TVAL_POSSIBLE | |
3342 | #endif | |
3343 | #if defined(DUK_USE_RDTSC) | |
3344 | #error unsupported config option used (option has been removed): DUK_USE_RDTSC | |
3345 | #endif | |
3346 | #if defined(DUK_USE_ROM_GLOBAL_CLONE) && !defined(DUK_USE_ROM_STRINGS) | |
3347 | #error config option DUK_USE_ROM_GLOBAL_CLONE requires option DUK_USE_ROM_STRINGS (which is missing) | |
3348 | #endif | |
3349 | #if defined(DUK_USE_ROM_GLOBAL_CLONE) && !defined(DUK_USE_ROM_OBJECTS) | |
3350 | #error config option DUK_USE_ROM_GLOBAL_CLONE requires option DUK_USE_ROM_OBJECTS (which is missing) | |
3351 | #endif | |
3352 | #if defined(DUK_USE_ROM_GLOBAL_CLONE) && defined(DUK_USE_ROM_GLOBAL_INHERIT) | |
3353 | #error config option DUK_USE_ROM_GLOBAL_CLONE conflicts with option DUK_USE_ROM_GLOBAL_INHERIT (which is also defined) | |
3354 | #endif | |
3355 | #if defined(DUK_USE_ROM_GLOBAL_INHERIT) && !defined(DUK_USE_ROM_STRINGS) | |
3356 | #error config option DUK_USE_ROM_GLOBAL_INHERIT requires option DUK_USE_ROM_STRINGS (which is missing) | |
3357 | #endif | |
3358 | #if defined(DUK_USE_ROM_GLOBAL_INHERIT) && !defined(DUK_USE_ROM_OBJECTS) | |
3359 | #error config option DUK_USE_ROM_GLOBAL_INHERIT requires option DUK_USE_ROM_OBJECTS (which is missing) | |
3360 | #endif | |
3361 | #if defined(DUK_USE_ROM_GLOBAL_INHERIT) && defined(DUK_USE_ROM_GLOBAL_CLONE) | |
3362 | #error config option DUK_USE_ROM_GLOBAL_INHERIT conflicts with option DUK_USE_ROM_GLOBAL_CLONE (which is also defined) | |
3363 | #endif | |
3364 | #if defined(DUK_USE_ROM_OBJECTS) && !defined(DUK_USE_ROM_STRINGS) | |
3365 | #error config option DUK_USE_ROM_OBJECTS requires option DUK_USE_ROM_STRINGS (which is missing) | |
3366 | #endif | |
3367 | #if defined(DUK_USE_ROM_STRINGS) && !defined(DUK_USE_ROM_OBJECTS) | |
3368 | #error config option DUK_USE_ROM_STRINGS requires option DUK_USE_ROM_OBJECTS (which is missing) | |
3369 | #endif | |
3370 | #if defined(DUK_USE_SETJMP) | |
3371 | #error unsupported config option used (option has been removed): DUK_USE_SETJMP | |
3372 | #endif | |
3373 | #if defined(DUK_USE_SIGSETJMP) | |
3374 | #error unsupported config option used (option has been removed): DUK_USE_SIGSETJMP | |
3375 | #endif | |
3376 | #if defined(DUK_USE_STRTAB_CHAIN_SIZE) && !defined(DUK_USE_STRTAB_CHAIN) | |
3377 | #error config option DUK_USE_STRTAB_CHAIN_SIZE requires option DUK_USE_STRTAB_CHAIN (which is missing) | |
3378 | #endif | |
3379 | #if defined(DUK_USE_TAILCALL) && defined(DUK_USE_NONSTD_FUNC_CALLER_PROPERTY) | |
3380 | #error config option DUK_USE_TAILCALL conflicts with option DUK_USE_NONSTD_FUNC_CALLER_PROPERTY (which is also defined) | |
3381 | #endif | |
3382 | #if defined(DUK_USE_UNALIGNED_ACCESSES_POSSIBLE) | |
3383 | #error unsupported config option used (option has been removed): DUK_USE_UNALIGNED_ACCESSES_POSSIBLE | |
3384 | #endif | |
3385 | #if defined(DUK_USE_UNDERSCORE_SETJMP) | |
3386 | #error unsupported config option used (option has been removed): DUK_USE_UNDERSCORE_SETJMP | |
3387 | #endif | |
3388 | ||
3389 | #if defined(DUK_USE_CPP_EXCEPTIONS) && !defined(__cplusplus) | |
3390 | #error DUK_USE_CPP_EXCEPTIONS enabled but not compiling with a C++ compiler | |
3391 | #endif | |
3392 | ||
3393 | /* | |
3394 | * Convert DUK_USE_BYTEORDER, from whatever source, into currently used | |
3395 | * internal defines. If detection failed, #error out. | |
3396 | */ | |
3397 | ||
3398 | #if defined(DUK_USE_BYTEORDER) | |
3399 | #if (DUK_USE_BYTEORDER == 1) | |
3400 | #define DUK_USE_INTEGER_LE | |
3401 | #define DUK_USE_DOUBLE_LE | |
3402 | #elif (DUK_USE_BYTEORDER == 2) | |
3403 | #define DUK_USE_INTEGER_LE /* integer endianness is little on purpose */ | |
3404 | #define DUK_USE_DOUBLE_ME | |
3405 | #elif (DUK_USE_BYTEORDER == 3) | |
3406 | #define DUK_USE_INTEGER_BE | |
3407 | #define DUK_USE_DOUBLE_BE | |
3408 | #else | |
3409 | #error unsupported: byte order invalid | |
3410 | #endif /* byte order */ | |
3411 | #else | |
3412 | #error unsupported: byte order detection failed | |
3413 | #endif /* defined(DUK_USE_BYTEORDER) */ | |
3414 | ||
3415 | #endif /* DUK_CONFIG_H_INCLUDED */ |