Building rust cross-compiler

steps.sh

sudo apt-get install cmake ninja-build curl git python nasm autoconf automake texinfo flex bison gawk build-essential unzip wget zip less zlib1g-dev libcurl4-openssl-dev genisoimage libtool
git clone --depth=1 https://github.com:/haiku/buildtools
git clone --depth=1 https://github.com:/haiku/haiku
git clone https://github.com:/rust-lang/rust --recursive
cd ~/buildtools/
make
sudo ./jam0  install
cd ~/haiku/
git remote add upstream https://git.haiku-os.org/haiku
git fetch upstream --tags
mkdir generated
cd generated/
../configure --build-cross-tools x86_64 ../../buildtools --use-gcc-pipe -j16
jam -q -j16 @nightly-raw
cd ~/
cat >package.sh <<-EOF
#!/bin/bash

export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$HOME/haiku/generated/objects/linux/lib
$HOME/haiku/generated/objects/linux/x86_64/release/tools/package/package $@
EOF
chmod a+x package.sh
wget https://gist.githubusercontent.com/jessicah/5bc1da8f72ace11d77a42335951242e6/raw/build_cross_tools_gcc4
chmod a+x build_cross_tools_gcc4
mkdir cross
./build_cross_tools_gcc4 x86_64-unknown-haiku ./haiku/ ./buildtools/ cross -j16
sudo ln -s $HOME/cross/sysroot/boot/system/ /system
wget http://packages.haiku-os.org/haikuports/master/hpkg/llvm-4.0.1-1-x86_64.hpkg
wget http://packages.haiku-os.org/haikuports/master/hpkg/llvm_libs-4.0.1-1-x86_64.hpkg
./package.sh extract -C cross/sysroot/boot/system/ llvm-4.0.1-1-x86_64.hpkg
./package.sh extract -C cross/sysroot/boot/system/ llvm_libs-4.0.1-1-x86_64.hpkg
find haiku/generated/objects/haiku/x86_64/packaging/repositories/ -name '*.hpkg' -exec ./package.sh extract -C cross/sysroot/boot/system/ {} \;
./package.sh extract -C cross/sysroot/boot/system/ ~/haiku/generated/download/gcc_syslibs-*.hpkg
./package.sh extract -C cross/sysroot/boot/system/ ~/haiku/generated/download/gcc_syslibs_devel-*.hpkg
cd ~/cross/sysroot/boot/system/develop/lib/
ln -s ../../lib/libgcc_s.so libgcc_s.so
cd ~/
cp ~/cross/sysroot/boot/system/develop/headers/c++/x86_64-unknown-haiku/bits/c++config.h ~/cross/x86_64-unknown-haiku/include/c++/5.4.0/x86_64-unknown-haiku/bits/c++config.h
cat >cross/bin/llvm-config <<-EOF
#!/bin/sh

case $1 in
--version) echo  4.0.1;;
--prefix) echo  $SCRATCH/haiku-cross/sysroot/boot/system;;
--bindir) echo  $SCRATCH/haiku-cross/sysroot/boot/system/bin;;
--includedir) echo  $SCRATCH/haiku-cross/sysroot/boot/system/develop/headers;;
--libdir) echo  $SCRATCH/haiku-/cross/sysroot/boot/system/develop/lib;;
--cmakedir) echo  $SCRATCH/haiku-/cross/sysroot/boot/system/develop/lib/cmake/llvm;;
--cppflags) echo  -I$SCRATCH/haiku-/cross/sysroot/boot/system/develop/headers   -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS;;
--cflags) echo  -I$SCRATCH/haiku-cross/sysroot/boot/system/develop/headers  -fPIC -Wall -W -Wno-unused-parameter -Wwrite-strings -Wno-missing-field-initializers -pedantic -Wno-long-long -Wno-comment -Werror=date-time -ffunction-sections -fdata-sections -O3 -DNDEBUG -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS;;
--cxxflags) echo  -I/$SCRATCH/haiku-cross/sysroot/boot/system/develop/headers  -fPIC -fvisibility-inlines-hidden -Wall -W -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wno-missing-field-initializers -pedantic -Wno-long-long -Wno-maybe-uninitialized -Wdelete-non-virtual-dtor -Wno-comment -Werror=date-time -std=c++11 -ffunction-sections -fdata-sections -O3 -DNDEBUG  -fno-exceptions -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS;;
--ldflags) echo  -L$SCRATCH/haiku-cross/sysroot/boot/system/develop/lib ;;
--system-libs) echo ;;
--libs) echo  -lLLVM-4.0;;
--libfiles) echo  $SCRATCH/haiku-cross/sysroot/boot/system/develop/lib/libLLVM-4.0.so;;
--components) echo  aarch64 aarch64asmparser aarch64asmprinter aarch64codegen aarch64desc aarch64disassembler aarch64info aarch64utils all all-targets amdgpu amdgpuasmparser amdgpuasmprinter amdgpucodegen amdgpudesc amdgpudisassembler amdgpuinfo amdgpuutils analysis arm armasmparser armasmprinter armcodegen armdesc armdisassembler arminfo asmparser asmprinter bitreader bitwriter bpf bpfasmprinter bpfcodegen bpfdesc bpfdisassembler bpfinfo codegen core coroutines coverage debuginfocodeview debuginfodwarf debuginfomsf debuginfopdb demangle engine executionengine globalisel hexagon hexagonasmparser hexagoncodegen hexagondesc hexagondisassembler hexagoninfo instcombine instrumentation interpreter ipo irreader lanai lanaiasmparser lanaicodegen lanaidesc lanaidisassembler lanaiinfo lanaiinstprinter libdriver lineeditor linker lto mc mcdisassembler mcjit mcparser mips mipsasmparser mipsasmprinter mipscodegen mipsdesc mipsdisassembler mipsinfo mirparser msp430 msp430asmprinter msp430codegen msp430desc msp430info native nativecodegen nvptx nvptxasmprinter nvptxcodegen nvptxdesc nvptxinfo objcarcopts object objectyaml option orcjit passes powerpc powerpcasmparser powerpcasmprinter powerpccodegen powerpcdesc powerpcdisassembler powerpcinfo profiledata riscv riscvcodegen riscvdesc riscvinfo runtimedyld scalaropts selectiondag sparc sparcasmparser sparcasmprinter sparccodegen sparcdesc sparcdisassembler sparcinfo support symbolize systemz systemzasmparser systemzasmprinter systemzcodegen systemzdesc systemzdisassembler systemzinfo tablegen target transformutils vectorize x86 x86asmparser x86asmprinter x86codegen x86desc x86disassembler x86info x86utils xcore xcoreasmprinter xcorecodegen xcoredesc xcoredisassembler xcoreinfo;;
--host-target) echo  x86_64-unknown-haiku;;
--has-rtti) echo  YES;;
--shared-mode) echo  shared;;
esac
EOF
chmod a+x cross/bin/llvm-config
cd ~/rust/
cat >config.toml <<-EOF
[llvm]
enabled = true
ninja = true
link-shared = true
[build]
host = ["x86_64-unknown-haiku"]
target = ["x86_64-unknown-haiku"]
docs = false
compiler-docs = false
submodules = false
[install]
prefix="$HOME/install"
[rust]
use-jemalloc = false
[target.x86_64-unknown-haiku]
cc = "x86_64-unknown-haiku-gcc"
cxx = "x86_64-unknown-haiku-g++"
llvm-config = "$HOME/cross/bin/llvm-config"
[dist]
src-tarball = false
EOF
export PATH=$PATH:$HOME/cross/bin
./x.py build
./x.py dist