Mercurial > pub > dyncall > dyncall
annotate dyncall/dyncall_macros.h @ 588:dfc2e6ee8782 r1.4-RC3
- more robust endian detection, on some platforms inclusion of endian.h led to assuming wrong endianness (subtle if inclusion was in
- syscall test: added newline to output
| author | Tassilo Philipp |
|---|---|
| date | Mon, 19 Sep 2022 09:54:21 +0200 |
| parents | f6430d194be6 |
| children | 5d999f5c13d1 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 | |
| 3 Package: dyncall | |
| 4 Library: dyncall | |
| 5 File: dyncall/dyncall_macros.h | |
| 6 Description: Platform detection macros | |
| 7 License: | |
| 8 | |
| 281 | 9 Copyright (c) 2007-2018 Daniel Adler <dadler@uni-goettingen.de>, |
| 0 | 10 Tassilo Philipp <tphilipp@potion-studios.com> |
| 11 | |
| 12 Permission to use, copy, modify, and distribute this software for any | |
| 13 purpose with or without fee is hereby granted, provided that the above | |
| 14 copyright notice and this permission notice appear in all copies. | |
| 15 | |
| 16 THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |
| 17 WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
| 18 MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | |
| 19 ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
| 20 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
| 21 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
| 22 OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
| 23 | |
| 24 */ | |
| 25 | |
| 26 | |
| 27 | |
| 28 /* | |
| 29 | |
| 30 dyncall macros | |
| 31 | |
| 32 Platform detection, specific defines and configuration. | |
| 33 The purpose of this file is to provide coherent platform and compiler | |
| 34 specific defines. So instead of defines like WIN32, _OpenBSD_ or | |
| 35 __GNUC__, one should use DC__OS_Win32, DC__OS_OpenBSD or DC__C_GNU, | |
| 36 respectively. | |
| 37 | |
| 38 REVISION | |
| 39 2007/12/11 initial | |
| 40 | |
| 41 */ | |
| 42 | |
| 43 | |
| 44 #ifndef DYNCALL_MACROS_H | |
| 45 #define DYNCALL_MACROS_H | |
| 46 | |
| 47 | |
|
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48 |
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49 /* -- Platform specific #defines ------------------------------------ */ |
| 0 | 50 |
| 51 /* MS Windows XP x64/Vista64 or later. */ | |
| 52 #if defined(WIN64) || defined(_WIN64) || defined(__WIN64__) | |
| 53 #define DC__OS_Win64 | |
| 54 | |
| 55 /* MS Windows NT/95/98/ME/2000/XP/Vista32. */ | |
| 56 #elif defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__NT__) || defined(__WINDOWS__) || defined(_WINDOWS) | |
| 57 #define DC__OS_Win32 | |
| 58 | |
| 59 /* All the OS' based on Darwin OS (MacOS X, OpenDarwin). Note that '__APPLE__' may be defined for classic MacOS, too. */ | |
| 60 /* __MACOSX__ is not defined in gcc assembler mode (switch: -S) */ | |
| 61 /* @@@ TODO: Check for Classic OS */ | |
| 62 | |
| 63 #elif defined(__APPLE__) || defined(__Darwin__) | |
| 64 # define DC__OS_Darwin | |
| 65 # if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) | |
| 66 # define DC__OS_IPhone | |
| 67 # else /* defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) */ | |
| 68 # define DC__OS_MacOSX | |
| 69 # endif | |
| 70 | |
| 71 /* The most popular open source Unix-like OS - Linux. */ | |
| 72 #elif defined(__linux__) || defined(__linux) || defined(__gnu_linux__) | |
| 73 #define DC__OS_Linux | |
| 74 | |
| 75 /* The most powerful open source Unix-like OS - FreeBSD. */ | |
|
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76 #elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__) /* latter is (also) used by systems using FreeBSD kernel, e.g. Debian/kFreeBSD, which could be detected specifically by also checking for __GLIBC__ */ |
| 0 | 77 #define DC__OS_FreeBSD |
| 78 | |
| 79 /* The most secure open source Unix-like OS - OpenBSD. */ | |
| 80 #elif defined(__OpenBSD__) | |
| 81 #define DC__OS_OpenBSD | |
| 82 | |
| 83 /* The most portable open source Unix-like OS - NetBSD. */ | |
| 84 #elif defined(__NetBSD__) | |
| 85 #define DC__OS_NetBSD | |
| 86 | |
| 87 /* The FreeBSD fork having heavy clusterization in mind - DragonFlyBSD. */ | |
| 88 #elif defined(__DragonFly__) | |
| 89 #define DC__OS_DragonFlyBSD | |
| 90 | |
| 91 /* Sun's Unix-like OS - SunOS / Solaris. */ | |
| 92 #elif defined(__sun__) || defined(__sun) || defined(sun) | |
| 93 #define DC__OS_SunOS | |
| 94 | |
| 95 /* The "Linux-like environment for Windows" - Cygwin. */ | |
| 96 #elif defined(__CYGWIN__) | |
| 97 #define DC__OS_Cygwin | |
| 98 | |
| 99 /* The "Minimalist GNU for Windows" - MinGW. */ | |
| 100 #elif defined(__MINGW__)/*@@@*/ | |
| 101 #define DC__OS_MinGW | |
| 102 | |
| 103 /* The Nintendo DS (homebrew) using devkitpro. */ | |
| 104 #elif defined(__nds__) | |
| 105 #define DC__OS_NDS | |
| 106 | |
| 107 /* The PlayStation Portable (homebrew) SDK. */ | |
| 108 #elif defined(__psp__) || defined(PSP) | |
| 109 #define DC__OS_PSP | |
| 110 | |
| 111 /* Haiku (BeOS alike). */ | |
| 112 #elif defined(__HAIKU__) | |
| 113 #define DC__OS_BeOS | |
| 114 | |
| 115 /* The Unix successor - Plan9 from Bell Labs */ | |
| 116 #elif defined(Plan9) || defined(__Plan9__) | |
| 117 #define DC__OS_Plan9 | |
| 118 | |
| 119 /* Digital's Unix-like OS - VMS */ | |
| 120 #elif defined(__vms) | |
| 121 #define DC__OS_VMS | |
| 122 | |
| 123 #elif defined(__minix) | |
| 124 #define DC__OS_Minix | |
| 125 | |
| 126 #else | |
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127 |
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128 /* Unable to determine OS, which is probably ok (e.g. baremetal stuff, etc.). */ |
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129 #define DC__OS_UNKNOWN |
| 0 | 130 #endif |
| 131 | |
| 132 | |
| 133 | |
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134 /* -- Compiler specific #defines ------------------------------------ */ |
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135 |
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136 /* Don't change the order, b/c some compilers use same #defines compatibility */ |
| 0 | 137 |
| 138 /* Intel's C/C++ compiler. */ | |
| 139 #if defined(__INTEL_COMPILER) | |
| 140 #define DC__C_Intel | |
| 141 | |
| 142 /* MS C/C++ compiler. */ | |
| 143 #elif defined(_MSC_VER) | |
| 144 #define DC__C_MSVC | |
| 145 | |
| 146 /* LLVM clang. */ | |
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147 #elif defined(__clang__) || defined(__llvm__) |
| 0 | 148 #define DC__C_CLANG |
| 149 | |
| 150 /* The GNU Compiler Collection - GCC. */ | |
| 151 #elif defined(__GNUC__) | |
| 152 #define DC__C_GNU | |
| 153 | |
| 154 /* Watcom compiler. */ | |
| 155 #elif defined(__WATCOMC__) | |
| 156 #define DC__C_WATCOM | |
| 157 | |
| 158 /* Portable C Compiler. */ | |
| 159 #elif defined(__PCC__) | |
| 160 #define DC__C_PCC | |
| 161 | |
| 162 /* Sun Pro C. */ | |
| 163 #elif defined(__SUNPRO_C) | |
| 164 #define DC__C_SUNPRO | |
| 165 | |
| 166 /* Undetected C Compiler. */ | |
| 167 #else | |
| 168 #define DC__C_UNKNOWN | |
| 169 #endif | |
| 170 | |
| 171 | |
| 172 | |
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173 /* -- Architecture -------------------------------------------------- */ |
| 0 | 174 |
| 175 /* Check architecture. */ | |
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176 #if defined(_M_X64_) || defined(_M_AMD64) || defined(__amd64__) || defined(__amd64) || defined(__x86_64__) || defined(__x86_64) |
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177 # define DC__Arch_AMD64 |
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178 #elif defined(_M_IX86) || defined(__i386__) || defined(__i486__) || defined(__i586__) || defined(__i686__) || defined(__386__) || defined(__i386) |
| 0 | 179 # define DC__Arch_Intel_x86 |
| 180 #elif defined(_M_IA64) || defined(__ia64__) | |
| 181 # define DC__Arch_Itanium | |
| 182 #elif defined(_M_PPC) || defined(__powerpc__) || defined(__powerpc) || defined(__POWERPC__) || defined(__ppc__) || defined(__power__) | |
| 183 # if defined(__ppc64__) || defined(_ARCH_PPC64) || defined(__power64__) || defined(__powerpc64__) | |
| 184 # define DC__Arch_PPC64 | |
| 185 # else | |
| 186 # define DC__Arch_PPC32 | |
| 187 # endif | |
| 188 #elif defined(__mips64__) || defined(__mips64) | |
| 189 # define DC__Arch_MIPS64 | |
| 190 #elif defined(_M_MRX000) || defined(__mips__) || defined(__mips) || defined(_mips) | |
| 191 # define DC__Arch_MIPS | |
| 192 #elif defined(__arm__) | |
| 193 # define DC__Arch_ARM | |
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194 #elif defined(_M_ARM64) || defined(__aarch64__) || defined(__arm64) || defined(__arm64__) |
| 0 | 195 # define DC__Arch_ARM64 |
| 196 #elif defined(__sh__) | |
| 197 # define DC__Arch_SuperH | |
| 180 | 198 #elif defined(__sparc) || defined(__sparc__) |
| 199 # if defined(__sparcv9) || defined(__sparc_v9__) || defined(__sparc64__) || defined(__arch64__) | |
| 200 # define DC__Arch_Sparc64 | |
| 201 # else | |
| 202 # define DC__Arch_Sparc | |
| 203 # endif | |
| 0 | 204 #endif |
| 205 | |
| 206 | |
| 207 | |
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208 /* -- Rough OS classification --------------------------------------- */ |
| 0 | 209 |
| 210 #if defined(DC__OS_Win32) || defined(DC__OS_Win64) | |
| 211 # define DC_WINDOWS | |
| 212 #elif defined(DC__OS_Plan9) | |
| 213 # define DC_PLAN9 | |
| 214 #elif defined(DC__OS_NDS) || defined(DC__OS_PSP) | |
| 215 # define DC_OTHER | |
| 216 #else | |
| 217 # define DC_UNIX | |
| 218 #endif | |
| 219 | |
| 220 | |
| 221 | |
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222 /* -- Misc machine-dependent modes, ABIs, etc. ---------------------- */ |
| 0 | 223 |
| 224 #if defined(__arm__) && !defined(__thumb__) | |
| 225 # define DC__Arch_ARM_ARM | |
| 226 #elif defined(__arm__) && defined(__thumb__) | |
| 227 # define DC__Arch_ARM_THUMB | |
| 228 #endif | |
| 229 | |
| 230 #if defined(DC__Arch_ARM_ARM) || defined(DC__Arch_ARM_THUMB) | |
| 231 # if defined(__ARM_EABI__) || defined(DC__OS_NDS) | |
| 232 # if defined (__ARM_PCS_VFP) && (__ARM_PCS_VFP == 1) | |
| 233 # define DC__ABI_ARM_HF | |
| 234 # else | |
| 235 # define DC__ABI_ARM_EABI | |
| 236 # endif | |
| 237 # elif defined(__APCS_32__) | |
| 238 # define DC__ABI_ARM_OABI | |
| 239 # endif | |
| 240 #endif /* ARM */ | |
| 241 | |
| 242 #if defined(DC__Arch_MIPS) || defined(DC__Arch_MIPS64) | |
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243 # if defined(_ABIO32) || defined(__mips_o32) || defined(_MIPS_ARCH_MIPS1) || defined(_MIPS_ARCH_MIPS2) |
| 0 | 244 # define DC__ABI_MIPS_O32 |
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245 # elif defined(_ABI64) || defined(__mips_n64) |
| 112 | 246 # define DC__ABI_MIPS_N64 |
| 0 | 247 # elif defined(_ABIN32) |
| 248 # define DC__ABI_MIPS_N32 | |
| 249 # else | |
| 250 # define DC__ABI_MIPS_EABI | |
| 251 # endif | |
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252 /* Set extra flag to know if FP hardware ABI, default to yes, if unsure */ |
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253 # if (defined(__mips_hard_float) && (__mips_hard_float == 1)) || !defined(__mips_soft_float) || (__mips_soft_float != 1) |
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254 # define DC__ABI_HARDFLOAT /* @@@ make this general for all archs? */ |
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255 # else |
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256 # define DC__ABI_SOFTFLOAT |
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257 # endif |
| 0 | 258 #endif /* MIPS */ |
| 259 | |
| 260 #if defined(DC__Arch_PPC64) | |
| 261 # if defined(_CALL_ELF) | |
| 262 # define DC__ABI_PPC64_ELF_V _CALL_ELF | |
| 263 # else | |
| 264 # define DC__ABI_PPC64_ELF_V 0 /* 0 means not explicitly set, otherwise this is 1 (big endian) and 2 (little endian) */ | |
| 265 # endif | |
| 112 | 266 #endif /* PPC64 */ |
| 0 | 267 |
| 268 | |
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269 |
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270 /* -- Endianness detection ------------------------------------------ */ |
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271 |
| 0 | 272 #if defined(DC__Arch_Intel_x86) || defined(DC__Arch_AMD64) /* always little */ |
| 273 # define DC__Endian_LITTLE | |
| 179 | 274 #elif defined(DC__Arch_Sparc) /* always purely big until v9 */ |
| 0 | 275 # define DC__Endian_BIG |
| 276 #else /* all others are bi-endian */ | |
| 277 /* @@@check flags used on following bi-endianness archs: | |
| 278 DC__Arch_Itanium | |
| 279 DC__Arch_PPC32 | |
| 280 DC__Arch_PPC64 | |
| 281 DC__Arch_SuperH | |
| 282 */ | |
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283 # if (defined(DC__Arch_PPC64) && (DC__ABI_PPC64_ELF_V == 1)) || defined(MIPSEB) || defined(_MIPSEB) || defined(__MIPSEB) || defined(__MIPSEB__) || defined(__ARMEB__) || defined(__AARCH64EB__) |
| 0 | 284 # define DC__Endian_BIG |
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285 # elif (defined(DC__Arch_PPC64) && (DC__ABI_PPC64_ELF_V == 2)) || defined(MIPSEL) || defined(_MIPSEL) || defined(__MIPSEL) || defined(__MIPSEL__) || defined(__ARMEL__) || defined(__AARCH64EL__) |
| 0 | 286 # define DC__Endian_LITTLE |
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287 # elif defined(DC__Arch_Sparc64) && !defined(__BYTE_ORDER__) /* Sparc64 default is big-endian, except if explicitly defined */ |
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288 # define DC__Endian_BIG |
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289 # elif defined(BYTE_ORDER) || defined(_BYTE_ORDER) || defined(__BYTE_ORDER__) /* explicitly set byte order, either through compiler or platform specific endian.h */ |
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290 # if (defined(BIG_ENDIAN) && (BYTE_ORDER == BIG_ENDIAN)) || (defined(_BIG_ENDIAN) && (_BYTE_ORDER == _BIG_ENDIAN)) || (defined(__ORDER_BIG_ENDIAN__) && (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__)) |
| 188 | 291 # define DC__Endian_BIG |
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292 # elif (defined(LITTLE_ENDIAN) && (BYTE_ORDER == LITTLE_ENDIAN)) || (defined(_LITTLE_ENDIAN) && (_BYTE_ORDER == _LITTLE_ENDIAN)) || (defined(__ORDER_LITTLE_ENDIAN__) && (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)) |
| 188 | 293 # define DC__Endian_LITTLE |
| 294 # endif | |
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295 # elif (defined(_BIG_ENDIAN) && (_BIG_ENDIAN == 1)) || (defined(__BIG_ENDIAN__) && (__BIG_ENDIAN__ == 1)) /* explicitly set as on/off */ |
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296 # define DC__Endian_BIG |
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297 # elif (defined(_LITTLE_ENDIAN) && (_LITTLE_ENDIAN == 1)) || (defined(__LITTLE_ENDIAN__) && (__LITTLE_ENDIAN__ == 1)) /* explicitly set as on/off */ |
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298 # define DC__Endian_LITTLE |
| 0 | 299 # endif /* no else, leave unset if not sure */ |
| 300 #endif | |
| 301 | |
| 302 | |
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303 |
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304 /* -- Internal macro/tag -------------------------------------------- */ |
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305 |
| 0 | 306 #if !defined(DC_API) |
| 188 | 307 # define DC_API |
| 0 | 308 #endif |
| 309 | |
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310 |
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311 |
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312 /* -- Library feature support macors -------------------------------- */ |
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313 |
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314 /* macros for specifying lesser used feature support (main features like basic |
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315 call and callback support are required for a platform implementation */ |
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316 |
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317 /* syscalls */ |
| 531 | 318 #if (defined(DC__Arch_Intel_x86) || (defined(DC__Arch_AMD64) && defined(DC_UNIX)) || defined(DC__Arch_PPC32) || defined(DC__Arch_PPC64)) && \ |
| 319 !defined(DC__OS_MacOSX) && !defined(DC__OS_Plan9) && !defined(DC__OS_NDS) && !defined(DC__OS_PSP) && !defined(DC__OS_Minix) && !defined(DC__OS_SunOS) && !defined(DC__OS_BeOS) | |
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320 # define DC__Feature_Syscall |
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321 #endif |
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322 |
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323 /* aggregate (struct, union) by value */ |
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324 #if defined(DC__Arch_AMD64) |
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325 # define DC__Feature_AggrByVal |
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326 #endif |
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327 |
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328 |
| 0 | 329 #endif /* DYNCALL_MACROS_H */ |
| 330 |