// Copyright 2020 The Monogon Project Authors.
//
// SPDX-License-Identifier: Apache-2.0
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

syntax = "proto3";

package ccfixspec;

// CCFixSpec is the root configuration message for bazel_cc_fix
message CCFixSpec {
  // replace contains replace directives which modify normal include file resolution. They can be used to for example
  // redirect system includes to third-party library to the correct inter-workspace path or to change the location
  // of certain generated files.
  repeated Replace replace = 1;

  // See GeneratedFile
  repeated GeneratedFile generated_file = 2;

  // If set, all files in this directory are treated as generated files. Useful for out-of-tree build systems like
  // meson and cmake. Shouldn't be set on build systems which build in-tree.
  string build_dir = 3;
}

message Replace {
  enum Type {
    UNKNOWN = 0;
    // SYSTEM replaces included system headers (within < >) with the given
    // workspace or inter-workspace (external/<otherworkspace>) paths. It
    // matches literally as these files are generally not resolvable.
    SYSTEM = 1;
    // WORKSPACE replaces included workspace-relative headers (after resolving)
    // with the given workspace or inter-workspace paths. It matches
    // pre-resolved workspace-relative paths.
    WORKSPACE = 2;
  }
  Type type = 1;
  string from = 2;
  string to = 3;
}

// GeneratedFile represents a generated file which is not present in the
// workspace as it has not been generated yet. Specifying it explicitly allows
// the resolver to know about it an resolve it properly.
message GeneratedFile { string path = 1; }