# This is the source.sh script. It is executed by BPM in a temporary directory when compiling a source package
# BPM Expects the source code to be extracted into the automatically created 'source' directory which can be accessed using $BPM_SOURCE
# BPM Expects the output files to be present in the automatically created 'output' directory which can be accessed using $BPM_OUTPUT

# The build function is executed in the source directory
# This function is used to compile the source code
build() {
  cd src
  export GOOS=linux
  export GOARCH=amd64
  export GOROOT_FINAL=/usr/lib/go
  export GOROOT_BOOTSTRAP=/usr/lib/go
  ./make.bash -v
}

# The check function is executed in the source directory
# This function is used to run tests to verify the package has been compiled correctly
check() {
  cd src
  export GO_TEST_TIMEOUT_SCALE=3
  ./run.bash --no-rebuild -v -v -v -k -run "!cmd/cgo/internal/testsanitizers"
}

# The package function is executed in the source directory
# This function is used to move the compiled files into the output directory
package() {
  install -d "${BPM_OUTPUT}/usr/bin" "${BPM_OUTPUT}/usr/lib/go" "${BPM_OUTPUT}/usr/share/doc/go" \
    "${BPM_OUTPUT}/usr/lib/go/pkg/linux_amd64_"{dynlink,race}

  cp -a bin pkg src lib misc api test "${BPM_OUTPUT}/usr/lib/go"
  cp -r doc/* "${BPM_OUTPUT}/usr/share/doc/go"

  ln -sf /usr/lib/go/bin/go "${BPM_OUTPUT}/usr/bin/go"
  ln -sf /usr/lib/go/bin/gofmt "${BPM_OUTPUT}/usr/bin/gofmt"
  ln -sf /usr/share/doc/go "${BPM_OUTPUT}/usr/lib/go/doc"

  install -Dm644 VERSION "${BPM_OUTPUT}/usr/lib/go/VERSION"

  rm -rf "${BPM_OUTPUT}/usr/lib/go/pkg/bootstrap" "${BPM_OUTPUT}/usr/lib/go/pkg/tool/*/api"

  install -Dm644 go.env "${BPM_OUTPUT}/usr/lib/go/go.env"

  install -Dm644 LICENSE "${BPM_OUTPUT}/usr/share/licenses/go/LICENSE"

}