#!/bin/bash
[% c("var/set_default_env") -%]
# XXX: Do we need the GCC part here if we set CC to clang anyway?
[% IF c("var/linux") %]
  # We need a link to our GCC, otherwise the system cc gets used which points to
  # /usr/bin/gcc.
  [% pc('gcc', 'var/setup', { compiler_tarfile => c('input_files_by_name/gcc'),
                              hardened_gcc => 0 }) %]
  ln -s gcc /var/tmp/dist/gcc/bin/cc
  tar -C /var/tmp/dist -xf $rootdir/[% c('input_files_by_name/binutils') %]
  export PATH="/var/tmp/dist/binutils/bin:$PATH"
[% END -%]
distdir=/var/tmp/dist
builddir=/var/tmp/build/[% project %]

mkdir -p $distdir
tar -C /var/tmp/dist -xf [% c('input_files_by_name/cmake') %]
tar -C /var/tmp/dist -xf [% c('input_files_by_name/clang') %]
tar -C /var/tmp/dist -xf [% c('input_files_by_name/rust') %]
tar -C /var/tmp/dist -xf [% c('input_files_by_name/wasi-sysroot') %]
export PATH="/var/tmp/dist/cmake/bin:/var/tmp/dist/clang/bin:/var/tmp/dist/rust/bin:$PATH"
export CC=$distdir/clang/bin/clang
export CFLAGS="-L$distdir/clang/lib"
export CXX=$distdir/clang/bin/clang++
export CXXFLAGS=$CFLAGS
export AR=$distdir/clang/bin/llvm-ar
export RUSTFLAGS="-C linker=$CXX -C link-arg=$CXXFLAGS"
export LUCET_PREFIX=$distdir/[% project %]
# XXX: Why do we need that when Mozilla doesn't? See: taskcluster/scripts/misc/build-lucetc.sh
export WASI_SYSROOT=$distdir/wasi-sysroot

mkdir -p /var/tmp/build
tar -C /var/tmp/build -xf [% project %]-[% c('version') %].tar.gz

# Now prepare the offline build
# Move the directory for hardcoding the path in .cargo/config
mv /var/tmp/build/[% project %]-[% c('version') %] $builddir
tar -C $builddir -xjf lucetc-vendor.tar.bz2
cd $builddir
# .cargo exists already, let's just add to it
cat >> .cargo/config << 'EOF'

[source.crates-io]
replace-with = "vendored-sources"

[source.vendored-sources]
directory = "/var/tmp/build/lucetc/vendor"
EOF

patch -p1 < $rootdir/Remove-march-native-from-COMMON_CFLAGS.patch

make -j[% c("buildconf/num_procs") %] build
# XXX: Should not be needed, just the lucetc binary, see: taskcluster/scripts/misc/build-lucetc.sh
make install

cd $distdir
[% c('tar', {
        tar_src => [ project ],
        tar_args => '-czf ' _ dest_dir _ '/' _ c('filename'),
    }) %]
