diff options
Diffstat (limited to 'bootstrap.sh')
| -rwxr-xr-x | bootstrap.sh | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/bootstrap.sh b/bootstrap.sh index 5db4386..532da62 100755 --- a/bootstrap.sh +++ b/bootstrap.sh @@ -8,6 +8,7 @@ ARCH=$(echo $TARGET | cut -d"-" -f1) BOOTSTRAP=$(pwd)/.bootstrap PROCS=$(nproc) SOURCES=$(pwd)/.treetap/sources +SPEC=$(pwd)/sources export AR=llvm-ar export CC=clang export CFLAGS="-fuse-ld=lld -O3 -march=$MICROARCH -pipe --sysroot=$BOOTSTRAP/root -Wno-unused-command-line-argument" @@ -15,8 +16,9 @@ export CXX=clang++ export CXXFLAGS=$CFLAGS export RANLIB=llvm-ranlib export LD=ld.lld -export TREETAP_SYSROOT=$BOOTSTRAP/root -export TREETAP_TARGET=$TARGET +export LDFLAGS="--sysroot=$BOOTSTRAP/root" +export TT_SYSROOT=$BOOTSTRAP/root +export TT_TARGET=$TARGET # Fetch sources required for a bootstrap ./treetap fetch sources/busybox.spec @@ -57,7 +59,8 @@ set(CMAKE_SYSTEM_NAME Linux) EOF # Install headers for Linux -tar xf $SOURCES/linux/*/linux-*.tar* +LINUX_VERSION=$(sed -En "s/SRC_VERSION=\"?(.+)\"/\1/p" $SPEC/linux.spec) +tar xf $SOURCES/linux/$LINUX_VERSION/linux-*.tar* cd linux-*/ # NOTE: LLVM=1 is required here because GCC and other GNU tools are required in # some places still. This allows us to use LLVM and bypass the parts that @@ -71,7 +74,8 @@ cp -r usr/include $BOOTSTRAP/root/usr cd .. # Install headers for musl -tar xf $SOURCES/musl/*/musl-*.tar* +MUSL_VERSION=$(sed -En "s/SRC_VERSION=\"?(.+)\"/\1/p" $SPEC/musl.spec) +tar xf $SOURCES/musl/$MUSL_VERSION/musl-*.tar* cd musl-*/ # NOTE: We are intentionally not passing --target here because musl follows the # GNU approach when it comes to cross-compiling. This means the build @@ -90,7 +94,8 @@ make -O -j $PROCS install-headers DESTDIR=$BOOTSTRAP/root cd .. # Build and install compiler-rt builtins -tar xf $SOURCES/llvm/*/llvm-project-*.tar* +LLVM_VERSION=$(sed -En "s/SRC_VERSION=\"?(.+)\"/\1/p" $SPEC/llvm.spec) +tar xf $SOURCES/llvm/$LLVM_VERSION/llvm-project-*.tar* cd llvm-project-*/ cmake -S compiler-rt/lib/builtins -B build-builtins \ -DCMAKE_BUILD_TYPE=Release \ @@ -187,7 +192,8 @@ cmake --install build-llvm --parallel $PROCS cd .. # Build Busybox -tar xf $SOURCES/busybox/*/busybox-*.tar* +BUSYBOX_VERSION=$(sed -En "s/SRC_VERSION=\"?(.+)\"/\1/p" $SPEC/busybox.spec) +tar xf $SOURCES/busybox/$BUSYBOX_VERSION/busybox-*.tar* cd busybox-*/ # NOTE: Like we did with musl before, we don't set CROSS_COMPILE because LLVM is # smart and doesn't need a compiler to cross-compile code. With that said, |