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‎AUTHORS

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Sergii Iefremov <[email protected]>

‎LICENSE

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runtime.js license follows:
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========
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Copyright 2014, runtime.js project authors. All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the following
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disclaimer in the documentation and/or other materials provided
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with the distribution.
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* Neither the name of the runtime.js nor the names of its
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contributors may be used to endorse or promote products
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derived from this software without specific prior written
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permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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========
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This license applies to all parts of runtime.js that are not externally
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maintained libraries. The externally maintained libraries used by
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runtime.js are:
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- ACPICA (https://www.acpica.org/), located at deps/acpica
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- EASTL (http://gpl.ea.com/), located at deps/eastl
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- libc++, C++ standard library (http://libcxx.llvm.org/), located at deps/libcxx
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- musl C standard library (http://www.musl-libc.org/), located at deps/musl
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- v8 JavaScript engine (https://code.google.com/p/v8/), located at deps/v8
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- tinyprintf (http://www.sparetimelabs.com/tinyprintf/tinyprintf.php), located at deps/printf
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- dlmalloc allocator by Doug Lea (ftp://gee.cs.oswego.edu/pub/misc/malloc.c)
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- crc64 function by Salvatore Sanfilippo <antirez at gmail dot com>
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These libraries have their own licenses.

‎LICENSE.commentasm

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; Copyright 2014, runtime.js project authors. All rights reserved.
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; Use of this source code is governed by a BSD-style license that can be
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; found in the LICENSE file.
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‎LICENSE.commentcc

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// Copyright 2014, runtime.js project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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‎SConstruct

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import os
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import sys
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import datetime
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SetOption('num_jobs', 4)
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build = "debug"
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config = {
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"project_name": "runtimejs",
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"binary_output_file": "disk/boot/kernel.bin",
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"toolchain_bin_path": "tools/cross-4.8.2/bin",
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"fasm_pathname": "tools/cross/bin/fasm",
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"link_script": "etc/kernel.ld",
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"name_gxx": "x86_64-elf-g++",
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"name_gcc": "x86_64-elf-gcc",
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"name_as": "x86_64-elf-as",
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"name_ld": "x86_64-elf-ld",
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"name_ar": "x86_64-elf-ar",
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"name_ranlib": "x86_64-elf-ranlib",
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"name_objcopy": "x86_64-elf-objcopy",
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"flags_common": {
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"shared": set([
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'-m64',
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'-ffreestanding',
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'-nostdlib',
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'-mno-red-zone',
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'-mno-mmx',
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'-mno-sse3',
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'-mno-3dnow',
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'-nodefaultlibs',
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'-nostartfiles',
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'-Wall',
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'-Wextra',
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'-nostdinc',
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'-Wno-unused',
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'-fno-builtin',
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'-fno-exceptions',
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'-fno-stack-protector',
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'-Wno-unused-parameter',
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'-D__runtime_js__',
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'-DRUNTIMEJS_PLATFORM_X64',
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]),
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"release": set([
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]),
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"debug": set([
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'-g',
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]),
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},
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"flags_gxx": {
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"shared": set([
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'-nostdinc++',
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'-std=c++11',
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'-O3',
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'-fno-tree-vectorize', # misaligned movdqa %xmm1,(%rsp) generated without this option and O3
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'-fno-rtti',
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'-fno-strict-aliasing',
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'-U__STRICT_ANSI__',
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'-DENABLE_DEBUGGER_SUPPORT',
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'-DENABLE_DISASSEMBLER',
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'-DV8_HOST_ARCH_X64',
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'-DV8_TARGET_ARCH_X64',
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# '-DVERIFY_HEAP',
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# '-DDEBUG',
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# '-DOBJECT_PRINT',
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# '-DENABLE_EXTRA_CHECKS',
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# '-DENABLE_HANDLE_ZAPPING',
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]),
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"release": set([
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]),
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"debug": set([
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]),
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},
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"flags_gcc": {
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"shared": set([
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'-O2',
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'-c',
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'-std=c99',
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'-D_XOPEN_SOURCE=700',
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]),
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"release": set([
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]),
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"debug": set([
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]),
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},
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"flags_link": set([
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'-nostdlib',
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'-nodefaultlibs',
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# '-Map etc/map.txt',
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]),
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"locations": {
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"cc": [
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'src',
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'src/arch',
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'src/kernel',
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'src/kernel/x64',
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'src/common',
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'test/cc',
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],
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"asm": [
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'src',
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'src/kernel/x64',
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],
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"js": [
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'src/kernel/Js',
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],
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},
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"includes": [
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'deps/musl/src/internal',
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'deps/musl/include',
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'deps/musl/arch/x86_64',
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'deps/musl/arch/x86_64/bits',
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'deps/libcxx/include',
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'deps/eastl/include',
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'deps/v8/include',
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'deps/acpica/source/include',
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'deps/printf',
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'src',
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'test',
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],
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"libs": [
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'v8',
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'cxx',
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'eastl',
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'acpica',
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'printf',
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'musl',
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],
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}
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def CreateToolchainPath(binpath, name):
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return os.path.join(binpath, name);
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def CombineFlagsBuild(name, build):
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return config[name]["shared"] | config[name][build]
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def EnvironmentCreate(build):
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gxx = CreateToolchainPath(config["toolchain_bin_path"], config["name_gxx"])
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gcc = CreateToolchainPath(config["toolchain_bin_path"], config["name_gcc"])
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ar = CreateToolchainPath(config["toolchain_bin_path"], config["name_ar"])
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ranlib = CreateToolchainPath(config["toolchain_bin_path"], config["name_ranlib"])
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_as = CreateToolchainPath(config["toolchain_bin_path"], config["name_as"])
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ld = CreateToolchainPath(config["toolchain_bin_path"], config["name_ld"])
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fasm = config["fasm_pathname"]
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flags_shared = CombineFlagsBuild("flags_common", build)
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flags_gxx = flags_shared | CombineFlagsBuild("flags_gxx", build)
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flags_gcc = flags_shared | CombineFlagsBuild("flags_gcc", build)
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proj_name = config["project_name"]
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asm_builder = Builder(
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action = fasm + ' $SOURCE $TARGET >/dev/null',
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single_source = 1,
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suffix = '.asm_o',
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src_suffix = '.asm'
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)
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js_builder = Builder(
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action = 'xxd -i < $SOURCE > $TARGET; echo ",0x00" >> $TARGET',
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single_source = 1,
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suffix = '.js.h',
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src_suffix = '.js'
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)
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env = Environment(
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CXX = gxx,
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CC = gcc,
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AR = ar,
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AS = _as,
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RANLIB = ranlib,
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CXXFLAGS = " ".join(flags_gxx),
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CFLAGS = " ".join(flags_gcc),
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LINK = ld,
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LINKFLAGS = '-T ' + config["link_script"] + ' ' + ' '.join(config["flags_link"]) + ' -o ' + proj_name,
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CXXCOMSTR = '[cross] Build $TARGET',
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LINKCOMSTR = '[cross] Link $TARGET',
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RANLIBCOMSTR = '[cross] Index $TARGET',
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ARCOMSTR = '[cross] Archive $TARGET',
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)
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env.Append(
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BUILDERS = {
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'asm': asm_builder,
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'js': js_builder,
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}
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)
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return env
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def EnvironmentCreateHost():
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hostenv = Environment(
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CXXFLAGS = '-std=c++11 -O3',
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CPPPATH = ['src', 'deps/printf'],
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OBJSUFFIX = '.host',
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CXXCOMSTR = '[host] Build $TARGET',
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LINKCOMSTR = '[host] Link $TARGET',
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RANLIBCOMSTR = '[host] Index $TARGET',
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ARCOMSTR = '[host] Archive $TARGET',
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)
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return hostenv
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def BuildMkinitrd(hostenv):
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hostenv.Program('mkinitrd', ['src/mkinitrd/mkinitrd.cc', 'src/common/package.cc', 'src/common/crc64.cc'])
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return
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def BuildTestsHost(hostenv):
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hostenv.Program('test-host', ['test/hostcc/test-host.cc', 'deps/printf/printf.cc'])
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return
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def BuildProject(env_base):
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env = env_base.Clone();
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sources = {}
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for ext, dirs in config["locations"].items():
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if ext not in sources:
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sources[ext] = []
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for d in dirs:
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path = os.path.join(d, "*."+ext)
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sources[ext].append(Glob(path))
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obj_asm = [env.asm(i) for i in sources["asm"]]
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env.Depends(obj_asm, Glob('src/*.inc'))
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obj_js = [env.js(i) for i in sources["js"]]
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env.Replace(CPPPATH = config["includes"])
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env.Replace(LIBS = config["libs"])
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env.Replace(LIBPATH = 'deps')
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proj_name = config["project_name"]
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env.Depends(proj_name, obj_js);
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env.Depends(proj_name, config["link_script"])
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output_elf = env.Program(proj_name, sources["cc"] + obj_asm)
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binary_output = config["binary_output_file"]
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objcopy = CreateToolchainPath(config["toolchain_bin_path"], config["name_objcopy"])
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output_bin = env.Command(binary_output, '',
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objcopy + ' -O binary --strip-all --set-section-flags \'.bss\'=alloc,load,contents,data ' +
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proj_name + ' ' + binary_output)
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env.Depends(output_bin, output_elf);
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initrd = env.Command('disk/boot/initrd', '', './maketar.sh')
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env.Depends(initrd, Glob('initrd/*.*'))
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env.Depends(initrd, Glob('initrd/*/*.*'))
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env.Depends(initrd, Glob('initrd/*/*/*.*'))
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env.Depends(output_bin, initrd);
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return
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# Build mkinitrd tool
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env_host = EnvironmentCreateHost()
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BuildMkinitrd(env_host)
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BuildTestsHost(env_host)
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# Build kernel
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env_base = EnvironmentCreate(build)
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SConscript('deps/SConscript', exports = 'env_base')
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BuildProject(env_base)
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