public: add header buildenums.h declaring all platforms, architectures and ABIs as integer constants.

public/buildenums.h

@@ -0,0 +1,151 @@
+/*
+build.h - compile-time build information
+Copyright (C) 2023 Alibek Omarov
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+*/
+#pragma once
+#ifndef BUILDENUMS_H
+#define BUILDENUMS_H
+
+#include "build.h"
+
+// This header defines the enumeration values that can be passed to Q_build*
+// functions and get current value through XASH_PLATFORM, XASH_ARCHITECTURE and
+// XASH_ARCHITECTURE_ABI defines
+
+//================================================================
+//
+//           OPERATING SYSTEM DEFINES
+//
+//================================================================
+#define PLATFORM_WIN32      1
+#define PLATFORM_ANDROID    2
+#define PLATFORM_LINUX      3
+#define PLATFORM_APPLE      4
+#define PLATFORM_FREEBSD    5
+#define PLATFORM_NETBSD     6
+#define PLATFORM_OPENBSD    7
+#define PLATFORM_EMSCRIPTEN 8
+#define PLATFORM_DOS4GW     9
+#define PLATFORM_HAIKU      10
+#define PLATFORM_SERENITY   11
+
+#if XASH_WIN32
+	#define XASH_PLATFORM PLATFORM_WIN32
+#elif XASH_ANDROID
+	#define XASH_PLATFORM PLATFORM_ANDROID
+#elif XASH_LINUX
+	#define XASH_PLATFORM PLATFORM_LINUX
+#elif XASH_APPLE
+	#define XASH_PLATFORM PLATFORM_APPLE
+#elif XASH_FREEBSD
+	#define XASH_PLATFORM PLATFORM_FREEBSD
+#elif XASH_NETBSD
+	#define XASH_PLATFORM PLATFORM_NETBSD
+#elif XASH_OPENBSD
+	#define XASH_PLATFORM PLATFORM_OPENBSD
+#elif XASH_EMSCRIPTEN
+	#define XASH_PLATFORM PLATFORM_EMSCRIPTEN
+#elif XASH_DOS4GW
+	#define XASH_PLATFORM PLATFORM_DOS4GW
+#elif XASH_HAIKU
+	#define XASH_PLATFORM PLATFORM_HAIKU
+#elif XASH_SERENITY
+	#define XASH_PLATFORM PLATFORM_SERENITY
+#else
+	#error
+#endif
+
+//================================================================
+//
+//           CPU ARCHITECTURE DEFINES
+//
+//================================================================
+#define ARCHITECTURE_AMD64   1
+#define ARCHITECTURE_X86     2
+#define ARCHITECTURE_ARM     3
+#define ARCHITECTURE_MIPS    4
+#define ARCHITECTURE_JS      6
+#define ARCHITECTURE_E2K     7
+#define ARCHITECTURE_RISCV   8
+
+#if XASH_AMD64
+	#define XASH_ARCHITECTURE ARCHITECTURE_AMD64
+#elif XASH_X86
+	#define XASH_ARCHITECTURE ARCHITECTURE_X86
+#elif XASH_ARM
+	#define XASH_ARCHITECTURE ARCHITECTURE_ARM
+#elif XASH_MIPS
+	#define XASH_ARCHITECTURE ARCHITECTURE_MIPS
+#elif XASH_JS
+	#define XASH_ARCHITECTURE ARCHITECTURE_JS
+#elif XASH_E2K
+	#define XASH_ARCHITECTURE ARCHITECTURE_E2K
+#elif XASH_RISCV
+	#define XASH_ARCHITECTURE ARCHITECTURE_RISCV
+#else
+	#error
+#endif
+
+//================================================================
+//
+//           ENDIANNESS DEFINES
+//
+//================================================================
+#define ENDIANNESS_LITTLE  1
+#define ENDIANNESS_BIG     2
+
+#if XASH_LITTLE_ENDIAN
+	#define XASH_ENDIANNESS ENDIANNESS_LITTLE
+#elif XASH_BIG_ENDIAN
+	#define XASH_ENDIANNESS ENDIANNESS_BIG
+#else
+	#error
+#endif
+
+//================================================================
+//
+//           APPLICATION BINARY INTERFACE
+//
+//================================================================
+#define BIT( n )		( 1U << ( n ))
+
+#define ARCHITECTURE_ARM_VER_MASK   ( BIT( 5 ) - 1 )
+#define ARCHITECTURE_ARM_VER_SHIFT  0
+#define ARCHITECTURE_ARM_HARDFP     BIT( 5 )
+
+#define ARCHITECTURE_RISCV_FP_SOFT   0
+#define ARCHITECTURE_RISCV_FP_SINGLE 1
+#define ARCHITECTURE_RISCV_FP_DOUBLE 2
+#define ARCHITECTURE_RISCV_FP_MASK   ( BIT( 2 ) - 1 )
+#define ARCHITECTURE_RISCV_FP_SHIFT  0
+
+#if XASH_ARCHITECTURE == ARCHITECTURE_ARM
+	#if XASH_ARM_HARDFP
+		#define XASH_ARCHITECTURE_ABI ( ARCHITECTURE_ARM_HARDFP | XASH_ARM )
+	#else
+		#define XASH_ARCHITECTURE_ABI ( XASH_ARM )
+	#endif
+#elif XASH_ARCHITECTURE == ARCHITECTURE_RISCV
+	#if XASH_RISCV_SOFTFP
+		#define XASH_ARCHITECTURE_ABI ARCHITECTURE_RISCV_FP_SOFT
+	#elif XASH_RISCV_SINGLEFP
+		#define XASH_ARCHITECTURE_ABI ARCHITECTURE_RISCV_FP_SINGLE
+	#elif XASH_RISCV_DOUBLEFP
+		#define XASH_ARCHITECTURE_ABI ARCHITECTURE_RISCV_FP_DOUBLE
+	#else
+		#error
+	#endif
+#endif
+
+
+#endif // BUILDENUMS_H