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Diffstat (limited to 'intern/numaapi/source/build_config.h')
| -rw-r--r-- | intern/numaapi/source/build_config.h | 379 |
1 files changed, 379 insertions, 0 deletions
diff --git a/intern/numaapi/source/build_config.h b/intern/numaapi/source/build_config.h new file mode 100644 index 00000000000..444adcc0c71 --- /dev/null +++ b/intern/numaapi/source/build_config.h @@ -0,0 +1,379 @@ +// Copyright (c) 2018, libnumaapi authors +// +// Permission is hereby granted, free of charge, to any person obtaining a copy +// of this software and associated documentation files (the "Software"), to +// deal in the Software without restriction, including without limitation the +// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or +// sell copies of the Software, and to permit persons to whom the Software is +// furnished to do so, subject to the following conditions: +// +// The above copyright notice and this permission notice shall be included in +// all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING +// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS +// IN THE SOFTWARE. +// +// Author: Sergey Sharybin (sergey.vfx@gmail.com) + +#ifndef __BUILD_CONFIG_H__ +#define __BUILD_CONFIG_H__ + +#include <limits.h> +#include <stdint.h> + +// Initially is based on Chromium's build_config.h, with tweaks and extensions +// needed for this project. +// +// NOTE: All commonly used symbols (which are checked on a "top" level, from +// outside of any platform-specific ifdef block) are to be explicitly defined +// to 0 when they are not "active". This is extra lines of code in this file, +// but is not being edited that often. Such approach helps catching cases when +// one attempted to access build configuration variable without including the +// header by simply using -Wundef compiler attribute. +// +// NOTE: Not having things explicitly defined to 0 is harmless (in terms it +// follows same rules as Google projects) and will simply cause compiler to +// become more noisy, which is simple to correct. + +//////////////////////////////////////////////////////////////////////////////// +// A set of macros to use for platform detection. + +#if defined(__native_client__) +// __native_client__ must be first, so that other OS_ defines are not set. +# define OS_NACL 1 +#elif defined(_AIX) +# define OS_AIX 1 +#elif defined(ANDROID) +# define OS_ANDROID 1 +#elif defined(__APPLE__) +// Only include TargetConditions after testing ANDROID as some android builds +// on mac don't have this header available and it's not needed unless the target +// is really mac/ios. +# include <TargetConditionals.h> +# define OS_MACOSX 1 +# if defined(TARGET_OS_IPHONE) && TARGET_OS_IPHONE +# define OS_IOS 1 +# endif // defined(TARGET_OS_IPHONE) && TARGET_OS_IPHONE +#elif defined(__HAIKU__) +# define OS_HAIKU 1 +#elif defined(__hpux) +# define OS_HPUX 1 +#elif defined(__linux__) +# define OS_LINUX 1 +// Include a system header to pull in features.h for glibc/uclibc macros. +# include <unistd.h> +# if defined(__GLIBC__) && !defined(__UCLIBC__) +// We really are using glibc, not uClibc pretending to be glibc. +# define LIBC_GLIBC 1 +# endif +#elif defined(__sgi) +# define OS_IRIX 1 +#elif defined(_WIN32) +# define OS_WIN 1 +#elif defined(__FreeBSD__) +# define OS_FREEBSD 1 +#elif defined(__NetBSD__) +# define OS_NETBSD 1 +#elif defined(__OpenBSD__) +# define OS_OPENBSD 1 +#elif defined(__sun) +# define OS_SOLARIS 1 +#elif defined(__QNXNTO__) +# define OS_QNX 1 +#else +# error Please add support for your platform in build_config.h +#endif + +#if !defined(OS_AIX) +# define OS_AIX 0 +#endif +#if !defined(OS_NACL) +# define OS_NACL 0 +#endif +#if !defined(OS_ANDROID) +# define OS_ANDROID 0 +#endif +#if !defined(OS_MACOSX) +# define OS_MACOSX 0 +#endif +#if !defined(OS_IOS) +# define OS_IOS 0 +#endif +#if !defined(OS_HAIKU) +# define OS_HAIKU 0 +#endif +#if !defined(OS_HPUX) +# define OS_HPUX 0 +#endif +#if !defined(OS_IRIX) +# define OS_IRIX 0 +#endif +#if !defined(OS_LINUX) +# define OS_LINUX 0 +#endif +#if !defined(LIBC_GLIBC) +# define LIBC_GLIBC 0 +#endif +#if !defined(OS_WIN) +# define OS_WIN 0 +#endif +#if !defined(OS_FREEBSD) +# define OS_FREEBSD 0 +#endif +#if !defined(OS_NETBSD) +# define OS_NETBSD 0 +#endif +#if !defined(OS_OPENBSD) +# define OS_OPENBSD 0 +#endif +#if !defined(OS_SOLARIS) +# define OS_SOLARIS 0 +#endif +#if !defined(OS_QNX) +# define OS_QNX 0 +#endif + +//////////////////////////////////////////////////////////////////////////////// +// *BSD OS family detection. +// +// For access to standard BSD features, use OS_BSD instead of a +// more specific macro. +#if OS_FREEBSD || OS_OPENBSD || OS_NETBSD +# define OS_BSD 1 +#else +# define OS_BSD 0 +#endif + +//////////////////////////////////////////////////////////////////////////////// +// POSIX system detection. +// +// For access to standard POSIXish features use OS_POSIX instead of a +// more specific macro. +#if OS_MACOSX || OS_LINUX || OS_BSD || OS_SOLARIS ||OS_ANDROID || OS_NACL || \ + OS_QNX || OS_HAIKU || OS_AIX || OS_HPUX || OS_IRIX +# define OS_POSIX 1 +#else +# define OS_POSIX 0 +#endif + +//////////////////////////////////////////////////////////////////////////////// +// Compiler detection, including its capabilities. + +#if defined(__clang__) +# define COMPILER_CLANG 1 +#elif defined(__GNUC__) +# define COMPILER_GCC 1 +# define COMPILER_GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__) +#elif defined(_MSC_VER) +# define COMPILER_MSVC 1 +# define COMPILER_MSVC_VERSION (_MSC_VER) +#elif defined(__MINGW32__) +# define COMPILER_MINGW32 1 +#elif defined(__MINGW64__) +# define COMPILER_MINGW64 1 +#else +# error Please add support for your compiler in build_config.h +#endif + +#if !defined(COMPILER_CLANG) +# define COMPILER_CLANG 0 +#endif +#if !defined(COMPILER_GCC) +# define COMPILER_GCC 0 +#endif +#if !defined(COMPILER_MSVC) +# define COMPILER_MSVC 0 +#endif +#if !defined(COMPILER_MINGW32) +# define COMPILER_MINGW32 0 +#endif +#if !defined(COMPILER_MINGW64) +# define COMPILER_MINGW64 0 +#endif + +// Compiler is any of MinGW family. +#if COMPILER_MINGW32 || COMPILER_MINGW64 +# define COMPILER_MINGW 1 +#else +# define COMPILER_MINGW 0 +#endif + +// Check what is the latest C++ specification the compiler supports. +// +// NOTE: Use explicit definition here to avoid expansion-to-defined warning from +// being geenrated. While this will most likely a false-positive warning in this +// particular case, that warning might be helpful to catch errors elsewhere. + +// C++11 check. +#if ((defined(__cplusplus) && (__cplusplus > 199711L)) || \ + (defined(_MSC_VER) && (_MSC_VER >= 1800))) +# define COMPILER_SUPPORTS_CXX11 1 +#else +# define COMPILER_SUPPORTS_CXX11 0 +#endif +// C++14 check. +#if (defined(__cplusplus) && (__cplusplus > 201311L)) +# define COMPILER_SUPPORTS_CXX14 1 +#else +# define COMPILER_SUPPORTS_CXX14 0 +#endif +// C++17 check. +#if (defined(__cplusplus) && (__cplusplus > 201611L)) +# define COMPILER_SUPPORTS_CXX17 1 +#else +# define COMPILER_SUPPORTS_CXX17 0 +#endif +// C++20 check. +#if (defined(__cplusplus) && (__cplusplus > 201911L)) +# define COMPILER_SUPPORTS_CXX20 1 +#else +# define COMPILER_SUPPORTS_CXX20 0 +#endif + +// COMPILER_USE_ADDRESS_SANITIZER is defined when program is detected that +// compilation happened wit haddress sanitizer enabled. This allows to give +// tips to sanitizer, or maybe work around some known issues with third party +// libraries. +#if !defined(COMPILER_USE_ADDRESS_SANITIZER) +# if defined(__has_feature) +# define COMPILER_USE_ADDRESS_SANITIZER 1 +# elif defined(__SANITIZE_ADDRESS__) +# define COMPILER_USE_ADDRESS_SANITIZER 1 +# endif +#endif + +#if !defined(COMPILER_USE_ADDRESS_SANITIZER) +# define COMPILER_USE_ADDRESS_SANITIZER 0 +#endif + +//////////////////////////////////////////////////////////////////////////////// +// Processor architecture detection. +// +// For more info on what's defined, see: +// +// http://msdn.microsoft.com/en-us/library/b0084kay.aspx +// http://www.agner.org/optimize/calling_conventions.pdf +// +// or with gcc, run: "echo | gcc -E -dM -" +#if defined(_M_X64) || defined(__x86_64__) +# define ARCH_CPU_X86_FAMILY 1 +# define ARCH_CPU_X86_64 1 +# define ARCH_CPU_64_BITS 1 +# define ARCH_CPU_LITTLE_ENDIAN 1 +#elif defined(_M_IX86) || defined(__i386__) +# define ARCH_CPU_X86_FAMILY 1 +# define ARCH_CPU_X86 1 +# define ARCH_CPU_32_BITS 1 +# define ARCH_CPU_LITTLE_ENDIAN 1 +#elif defined(__ARMEL__) +# define ARCH_CPU_ARM_FAMILY 1 +# define ARCH_CPU_ARMEL 1 +# define ARCH_CPU_32_BITS 1 +# define ARCH_CPU_LITTLE_ENDIAN 1 +#elif defined(__aarch64__) +# define ARCH_CPU_ARM_FAMILY 1 +# define ARCH_CPU_ARM64 1 +# define ARCH_CPU_64_BITS 1 +# define ARCH_CPU_LITTLE_ENDIAN 1 +#elif defined(__pnacl__) +# define ARCH_CPU_32_BITS 1 +# define ARCH_CPU_LITTLE_ENDIAN 1 +#elif defined(__MIPSEL__) +# if defined(__LP64__) +# define ARCH_CPU_MIPS64_FAMILY 1 +# define ARCH_CPU_MIPS64EL 1 +# define ARCH_CPU_64_BITS 1 +# define ARCH_CPU_LITTLE_ENDIAN 1 +# else +# define ARCH_CPU_MIPS_FAMILY 1 +# define ARCH_CPU_MIPSEL 1 +# define ARCH_CPU_32_BITS 1 +# define ARCH_CPU_LITTLE_ENDIAN 1 +# endif +#elif defined(__MIPSEB__) +# if defined(__LP64__) +# define ARCH_CPU_MIPS64_FAMILY 1 +# define ARCH_CPU_MIPS64EB 1 +# define ARCH_CPU_64_BITS 1 +# define ARCH_CPU_BIG_ENDIAN 1 +# else +# define ARCH_CPU_MIPS_FAMILY 1 +# define ARCH_CPU_MIPSEB 1 +# define ARCH_CPU_32_BITS 1 +# define ARCH_CPU_BIG_ENDIAN 1 +# endif +#else +# error Please add support for your architecture in build_config.h +#endif + +#if !defined(ARCH_CPU_LITTLE_ENDIAN) +# define ARCH_CPU_LITTLE_ENDIAN 0 +#endif +#if !defined(ARCH_CPU_BIG_ENDIAN) +# define ARCH_CPU_BIG_ENDIAN 0 +#endif + +#if !defined(ARCH_CPU_32_BITS) +# define ARCH_CPU_32_BITS 0 +#endif +#if !defined(ARCH_CPU_64_BITS) +# define ARCH_CPU_64_BITS 0 +#endif + +#if !defined(ARCH_CPU_X86_FAMILY) +# define ARCH_CPU_X86_FAMILY 0 +#endif +#if !defined(ARCH_CPU_ARM_FAMILY) +# define ARCH_CPU_ARM_FAMILY 0 +#endif +#if !defined(ARCH_CPU_MIPS_FAMILY) +# define ARCH_CPU_MIPS_FAMILY 0 +#endif +#if !defined(ARCH_CPU_MIPS64_FAMILY) +# define ARCH_CPU_MIPS64_FAMILY 0 +#endif + +//////////////////////////////////////////////////////////////////////////////// +// Sizes of platform-dependent types. + +#if defined(__SIZEOF_POINTER__) +# define PLATFORM_SIZEOF_PTR __SIZEOF_POINTER__ +#elif defined(UINTPTR_MAX) +# if (UINTPTR_MAX == 0xffffffff) +# define PLATFORM_SIZEOF_PTR 4 +# elif (UINTPTR_MAX == 0xffffffffffffffff) // NOLINT +# define PLATFORM_SIZEOF_PTR 8 +# endif +#elif defined(__WORDSIZE) +# if (__WORDSIZE == 32) +# define PLATFORM_SIZEOF_PTR 4 +# else if (__WORDSIZE == 64) +# define PLATFORM_SIZEOF_PTR 8 +# endif +#endif +#if !defined(PLATFORM_SIZEOF_PTR) +# error "Cannot find pointer size" +#endif + +#if (UINT_MAX == 0xffffffff) +# define PLATFORM_SIZEOF_INT 4 +#elif (UINT_MAX == 0xffffffffffffffff) // NOLINT +# define PLATFORM_SIZEOF_INT 8 +#else +# error "Cannot find int size" +#endif + +#if (USHRT_MAX == 0xffffffff) +# define PLATFORM_SIZEOF_SHORT 4 +#elif (USHRT_MAX == 0xffff) // NOLINT +# define PLATFORM_SIZEOF_SHORT 2 +#else +# error "Cannot find short size" +#endif + +#endif // __BUILD_CONFIG_H__ |