project(
  'buildhelper',
  'cpp',
  version : '0.1',
  default_options : [
    'warning_level=3',
    'cpp_std=c++17',
  ],
)

protobuf_dep = dependency(
  'protobuf-lite',
  fallback: ['protobuf', 'protobuf_lite_dep'],
)

protoc = find_program('protoc', native: true)

protoc_gen = generator(
  protoc,
  output: ['@BASENAME@.pb.cc', '@BASENAME@.pb.h'],
  depfile: '@BASENAME@.deps',
  arguments: ['-I@SOURCE_ROOT@/apis/remote-apis', '-I@SOURCE_ROOT@/apis/googleapis', '--cpp_out=@BUILD_DIR@', '--dependency_out=@DEPFILE@', '@INPUT@'],
)

google_apis = protoc_gen.process(
  [
    'apis/googleapis/google/api/annotations.proto',
    'apis/googleapis/google/api/client.proto',
    'apis/googleapis/google/api/http.proto',
    'apis/googleapis/google/api/launch_stage.proto',
    'apis/googleapis/google/longrunning/operations.proto',
    'apis/googleapis/google/rpc/status.proto',
  ],
  preserve_path_from: meson.project_source_root() + '/apis/googleapis',
)

remote_apis = protoc_gen.process(
  [
    'apis/remote-apis/build/bazel/semver/semver.proto',
    'apis/remote-apis/build/bazel/remote/execution/v2/remote_execution.proto',
  ],
  preserve_path_from: meson.project_source_root() + '/apis/remote-apis',
)

libapis = static_library('apis', [google_apis, remote_apis])

executable('buildhelper',
           'src/args.cc',
           'src/buffer.cc',
           'src/logger_base.cc',
           'src/logger_file.cc',
           'src/logger_null.cc',
           'src/logger_stdio.cc',
           'src/logger_syslog.cc',
           'src/looper_poll.cc',
           'src/main.cc',
           'src/net.cc',
           'src/ro_buffer.cc',
           'src/server.cc',
           'src/unique_fd.cc',
           link_with: libapis,
           install : true)