blob: 1de82ed8895e2dc1f75ed2244be87c01f935c262 [file] [log] [blame]
// 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) {
RegisterNullaryStartupFlagNoRc("home_rc", &use_home_rc);
RegisterNullaryStartupFlagNoRc("system_rc", &use_system_rc);
RegisterNullaryStartupFlagNoRc("workspace_rc", &use_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 RC file.";
return blaze_exit_code::BAD_ARGV;
}
user_bazelrc_ = *value;
} 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.";
}
}
bool output_user_root_has_space =
output_user_root.find_first_of(' ') != std::string::npos;
if (output_user_root_has_space) {
BAZEL_LOG(WARNING)
<< "Output user root \"" << output_user_root
<< "\" contains a space. This will probably break the build. "
"You should set a different --output_user_root.";
} else if (output_base.Contains(' ')) {
// output_base is computed from output_user_root by default.
// If output_user_root was bad, don't check output_base: while output_base
// may also be bad, we already warned about output_user_root so there's no
// point in another warning.
BAZEL_LOG(WARNING)
<< "Output base \"" << output_base.AsPrintablePath()
<< "\" contains a space. This will probably break the build. "
"You should not set --output_base and let Bazel use the default, or "
"set --output_base to a path without space.";
}
}
void BazelStartupOptions::AddExtraOptions(
std::vector<std::string> *result) const {
StartupOptions::AddExtraOptions(result);
}
} // namespace blaze