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// Copyright 2018 The Bazel Authors. All rights reserved.
//
// 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.
#include "src/main/cpp/bazel_startup_options.h"
#include <cassert>
#include "src/main/cpp/blaze_util.h"
#include "src/main/cpp/util/logging.h"
#include "src/main/cpp/workspace_layout.h"
namespace blaze {
BazelStartupOptions::BazelStartupOptions(
const WorkspaceLayout *workspace_layout)
: StartupOptions("Bazel", workspace_layout),
user_bazelrc_(""),
use_system_rc(true),
use_workspace_rc(true),
use_home_rc(true),
use_master_bazelrc_(true) {
RegisterNullaryStartupFlag("home_rc");
RegisterNullaryStartupFlag("master_bazelrc");
RegisterNullaryStartupFlag("system_rc");
RegisterNullaryStartupFlag("workspace_rc");
RegisterUnaryStartupFlag("bazelrc");
}
blaze_exit_code::ExitCode BazelStartupOptions::ProcessArgExtra(
const char *arg, const char *next_arg, const std::string &rcfile,
const char **value, bool *is_processed, std::string *error) {
assert(value);
assert(is_processed);
if ((*value = GetUnaryOption(arg, next_arg, "--bazelrc")) != nullptr) {
if (!rcfile.empty()) {
*error = "Can't specify --bazelrc in the .bazelrc file.";
return blaze_exit_code::BAD_ARGV;
}
user_bazelrc_ = *value;
} else if (GetNullaryOption(arg, "--system_rc")) {
if (!rcfile.empty()) {
*error = "Can't specify --system_rc in .bazelrc file.";
return blaze_exit_code::BAD_ARGV;
}
use_system_rc = true;
option_sources["system_rc"] = rcfile;
} else if (GetNullaryOption(arg, "--nosystem_rc")) {
if (!rcfile.empty()) {
*error = "Can't specify --nosystem_rc in .bazelrc file.";
return blaze_exit_code::BAD_ARGV;
}
use_system_rc = false;
option_sources["system_rc"] = rcfile;
} else if (GetNullaryOption(arg, "--workspace_rc")) {
if (!rcfile.empty()) {
*error = "Can't specify --workspace_rc in .bazelrc file.";
return blaze_exit_code::BAD_ARGV;
}
use_workspace_rc = true;
option_sources["workspace_rc"] = rcfile;
} else if (GetNullaryOption(arg, "--noworkspace_rc")) {
if (!rcfile.empty()) {
*error = "Can't specify --noworkspace_rc in .bazelrc file.";
return blaze_exit_code::BAD_ARGV;
}
use_workspace_rc = false;
option_sources["workspace_rc"] = rcfile;
} else if (GetNullaryOption(arg, "--home_rc")) {
if (!rcfile.empty()) {
*error = "Can't specify --home_rc in .bazelrc file.";
return blaze_exit_code::BAD_ARGV;
}
use_home_rc = true;
option_sources["home_rc"] = rcfile;
} else if (GetNullaryOption(arg, "--nohome_rc")) {
if (!rcfile.empty()) {
*error = "Can't specify --nohome_rc in .bazelrc file.";
return blaze_exit_code::BAD_ARGV;
}
use_home_rc = false;
option_sources["home_rc"] = rcfile;
} else if (GetNullaryOption(arg, "--master_bazelrc")) {
if (!rcfile.empty()) {
*error = "Can't specify --master_bazelrc in .bazelrc file.";
return blaze_exit_code::BAD_ARGV;
}
use_master_bazelrc_ = true;
option_sources["blazerc"] = rcfile;
} else if (GetNullaryOption(arg, "--nomaster_bazelrc")) {
if (!rcfile.empty()) {
*error = "Can't specify --nomaster_bazelrc in .bazelrc file.";
return blaze_exit_code::BAD_ARGV;
}
use_master_bazelrc_ = false;
option_sources["blazerc"] = rcfile;
} else {
*is_processed = false;
return blaze_exit_code::SUCCESS;
}
*is_processed = true;
return blaze_exit_code::SUCCESS;
}
void BazelStartupOptions::MaybeLogStartupOptionWarnings() const {
if (ignore_all_rc_files) {
if (!user_bazelrc_.empty()) {
BAZEL_LOG(WARNING) << "Value of --bazelrc is ignored, since "
"--ignore_all_rc_files is on.";
}
if ((use_home_rc) &&
option_sources.find("home_rc") != option_sources.end()) {
BAZEL_LOG(WARNING) << "Explicit value of --home_rc is "
"ignored, since --ignore_all_rc_files is on.";
}
if ((use_system_rc) &&
option_sources.find("system_rc") != option_sources.end()) {
BAZEL_LOG(WARNING) << "Explicit value of --system_rc is "
"ignored, since --ignore_all_rc_files is on.";
}
if ((use_workspace_rc) &&
option_sources.find("workspace_rc") != option_sources.end()) {
BAZEL_LOG(WARNING) << "Explicit value of --workspace_rc is "
"ignored, since --ignore_all_rc_files is on.";
}
}
}
} // namespace blaze
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