toolchain("linux") {
  object_subdir = "{{target_out_dir}}/{{label_name}}"

  cc = "gcc"
  cxx = "g++"
  ar = "ar"
  ld = cxx
  readelf = "readelf"
  nm = "nm"

  tool("cc") {
    depfile = "{{output}}.d"
    command = "$cc -MMD -MF $depfile {{defines}} {{include_dirs}} {{cflags}} {{cflags_c}} -c {{source}} -o {{output}}"
    depsformat = "gcc"
    description = "CC {{output}}"
    outputs = [
      "$object_subdir/{{source_name_part}}.o"
    ]
  }

  tool("cxx") {
    depfile = "{{output}}.d"
    command = "$cxx -MMD -MF $depfile {{defines}} {{include_dirs}} {{cflags_c}} {{cflags_cc}} -c {{source}} -o {{output}}"
    depsformat = "gcc"
    description = "CC {{output}}"
    outputs = [
      "$object_subdir/{{source_name_part}}.o"
    ]
  }

  tool("alink") {
    command = "rm -f {{output}} && $ar rcs {{output}} {{inputs}}"
    description = "AR {{output}}"
    outputs = [
      "{{target_out_dir}}/{{target_output_name}}{{output_extension}}",
    ]
    default_output_extension = ".a"
    output_prefix = "lib"
  }

  tool("link") {
    outputs = [
      "{{root_out_dir}}/{{target_output_name}}{{output_extension}}",
    ]
    command = "$ld {{ldflags}} -o {{output}} {{inputs}} {{solibs}} {{libs}}"
    description = "LINK {{output}}"
  }

  tool("solink") {
    soname = "{{target_output_name}}{{output_extension}}"
    sofile = "{{root_out_dir}}/$soname"
    rspfile = sofile + ".rsp"
    tocfile = sofile + ".TOC"

    link_command = "$ld -shared {{ldflags}} -o \"$sofile\" -Wl,-soname=\"$soname\" @\"$rspfile\""
    rspfile_content = "-Wl,--whole-archive {{inputs}} {{solibs}} -Wl,--no-whole-archive {{libs}}"
    solink_wrapper = rebase_path("//buildconfig/toolchain/linux/gcc_solink_wrapper.py")
    command = "$solink_wrapper --readelf=\"$readelf\" --nm=\"$nm\" --sofile=\"$sofile\" --tocfile=\"$tocfile\" --output=\"$sofile\" -- $link_command"
    description = "LINK {{output}}"

    default_output_extension = ".so"
    default_output_dir = "{{root_out_dir}}"
    output_prefix = "lib"
    restat = true
    outputs = [
      sofile,
      tocfile,
    ]
    link_output = sofile
    depend_output = tocfile
  }
}