# This file is used by GN for building, which is NOT the build system used for
# building official binaries.
# Please take a look at node.gyp if you are making changes to build system.

# Embedder options.
declare_args() {
  # The location of Node.js in source code tree.
  node_path = "//node"

  # The location of simdutf - use the one from node's deps by default.
  node_simdutf_path = "//third_party/simdutf"

  # The location of inspector_protocol - use the one from node's deps by default.
  node_inspector_protocol_path = "//third_party/inspector_protocol"

  # Support for external shareable builtins.
  # TODO(zcbenz): This is currently copied from configure.py, we should share
  # the list between configure.py and GN configurations.
  node_builtin_shareable_builtins = [
    "deps/undici/undici.js",
    "deps/amaro/dist/internal.js",
  ]
}

# These must be declared in a separate block from `node_path`, per GN documentation
# (https://gn.googlesource.com/gn/+/main/docs/reference.md#func_declare_args):
# "you cannot read the value of a variable defined in the same block, if you need
# to make the default value of one arg depend on the possibly-overridden value of
# another, write two separate declare_args() blocks"
declare_args() {
  # The location of V8 - use the one from node's deps by default.
  node_v8_path = "$node_path/deps/v8"

  # The location of OpenSSL - use the one from node's deps by default.
  node_openssl_path = "$node_path/deps/openssl"

  # The NODE_MODULE_VERSION defined in node_version.h.
  node_module_version = exec_script("$node_path/tools/getmoduleversion.py", [], "value")
}

# Equivalent of gyp file's configurations.
declare_args() {
  # Enable the V8 inspector protocol for use with node.
  node_enable_inspector = true

  # Build node with SSL support.
  # The variable is called "openssl" for parity with node's GYP build.
  node_use_openssl = true

  # Build node with SQLite support.
  node_use_sqlite = true

  # Build node with FFI support.
  # Disabled in GN builds. The unofficial GN build does not support node:ffi.
  node_use_ffi = false

  # Link against a shared libffi when FFI support is enabled.
  # Unsupported in GN builds.
  node_shared_ffi = false

  # Use the specified path to system CA (PEM format) in addition to
  # the BoringSSL supplied CA store or compiled-in Mozilla CA copy.
  node_openssl_system_ca_path = ""

  # Initialize v8 platform during node.js startup.
  node_use_v8_platform = true

  # Custom build tag.
  node_tag = ""

  # V8 options to pass, see `node --v8-options` for examples.
  node_v8_options = ""

  # Provide a custom URL prefix for the `process.release` properties
  # `sourceUrl` and `headersUrl`. When compiling a release build, this will
  # default to https://nodejs.org/download/release/').
  node_release_urlbase = ""

  # Use code cache to speed up startup. Disabled for cross compilation.
  node_use_node_code_cache = host_os == target_os && host_cpu == target_cpu

  # Use snapshot to speed up startup.
  # TODO(zcbenz): There are few broken things for now:
  #   1. cross-os compilation is not supported.
  #   2. node_mksnapshot crashes when cross-compiling for x64 from arm64.
  node_use_node_snapshot = (host_os == target_os) && !(host_cpu == "arm64" && target_cpu == "x64")

  # Build with Amaro (TypeScript utils).
  node_use_amaro = true
}

# Link against shared copies of the bundled dependencies instead of building
# them, like configure's --shared-* options. The libraries are looked up with
# pkg-config, so these are meant for Linux distribution builds.
declare_args() {
  node_shared_brotli = false
  node_shared_cares = false
  node_shared_hdr_histogram = false
  node_shared_http_parser = false
  node_shared_libuv = false
  node_shared_nghttp2 = false
  node_shared_sqlite = false
  node_shared_zstd = false
}

assert(!node_enable_inspector || node_use_openssl,
       "node_enable_inspector requires node_use_openssl")