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// Copyright 2014 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/blaze_startup_options.h"
#include <assert.h>
#include <errno.h> // errno, ENOENT
#include <stdlib.h> // getenv, exit
#include <unistd.h> // access
#include <cstdio>
#include "src/main/cpp/blaze_util_platform.h"
#include "src/main/cpp/blaze_util.h"
#include "src/main/cpp/util/exit_code.h"
#include "src/main/cpp/util/file.h"
#include "src/main/cpp/util/strings.h"
namespace blaze {
using std::vector;
struct StartupOptions {};
BlazeStartupOptions::BlazeStartupOptions() {
Init();
}
BlazeStartupOptions::BlazeStartupOptions(const BlazeStartupOptions &rhs)
: output_base(rhs.output_base),
install_base(rhs.install_base),
output_root(rhs.output_root),
output_user_root(rhs.output_user_root),
block_for_lock(rhs.block_for_lock),
host_jvm_debug(rhs.host_jvm_debug),
host_jvm_profile(rhs.host_jvm_profile),
host_jvm_args(rhs.host_jvm_args),
batch(rhs.batch),
batch_cpu_scheduling(rhs.batch_cpu_scheduling),
io_nice_level(rhs.io_nice_level),
max_idle_secs(rhs.max_idle_secs),
skyframe(rhs.skyframe),
blaze_cpu(rhs.blaze_cpu),
watchfs(rhs.watchfs),
allow_configurable_attributes(rhs.allow_configurable_attributes),
option_sources(rhs.option_sources),
webstatus_port(rhs.webstatus_port),
host_javabase(rhs.host_javabase) {}
BlazeStartupOptions::~BlazeStartupOptions() {
}
BlazeStartupOptions& BlazeStartupOptions::operator=(
const BlazeStartupOptions &rhs) {
Copy(rhs, this);
return *this;
}
string BlazeStartupOptions::GetProductName() {
return "Bazel";
}
string BlazeStartupOptions::GetOutputRoot() {
return blaze::GetOutputRoot();
}
void BlazeStartupOptions::AddExtraOptions(vector<string> *result) const {}
static const char kWorkspaceMarker[] = "WORKSPACE";
// static
bool BlazeStartupOptions::InWorkspace(const string &workspace) {
return access(
blaze_util::JoinPath(workspace, kWorkspaceMarker).c_str(), F_OK) == 0;
}
// static
string BlazeStartupOptions::GetWorkspace(const string &cwd) {
assert(!cwd.empty());
string workspace = cwd;
do {
if (access(blaze_util::JoinPath(
workspace, kWorkspaceMarker).c_str(), F_OK) != -1) {
return workspace;
}
workspace = blaze_util::Dirname(workspace);
} while (!workspace.empty() && workspace != "/");
return "";
}
blaze_exit_code::ExitCode BlazeStartupOptions::ProcessArgExtra(
const char *arg, const char *next_arg, const string &rcfile,
const char **value, bool *is_processed, string *error) {
*is_processed = false;
return blaze_exit_code::SUCCESS;
}
blaze_exit_code::ExitCode BlazeStartupOptions::CheckForReExecuteOptions(
int argc, const char *argv[], string *error) {
return blaze_exit_code::SUCCESS;
}
string BlazeStartupOptions::GetDefaultHostJavabase() const {
return blaze::GetDefaultHostJavabase();
}
string BlazeStartupOptions::GetJvm() {
string java_program = GetHostJavabase() + "/bin/java";
if (access(java_program.c_str(), X_OK) == -1) {
if (errno == ENOENT) {
fprintf(stderr, "Couldn't find java at '%s'.\n", java_program.c_str());
} else {
fprintf(stderr, "Couldn't access %s: %s\n", java_program.c_str(),
strerror(errno));
}
exit(1);
}
// If the full JDK is installed
string jdk_rt_jar = GetHostJavabase() + "/jre/lib/rt.jar";
// If just the JRE is installed
string jre_rt_jar = GetHostJavabase() + "/lib/rt.jar";
if ((access(jdk_rt_jar.c_str(), R_OK) == 0)
|| (access(jre_rt_jar.c_str(), R_OK) == 0)) {
return java_program;
}
fprintf(stderr, "Problem with java installation: "
"couldn't find/access rt.jar in %s\n", GetHostJavabase().c_str());
exit(1);
}
blaze_exit_code::ExitCode BlazeStartupOptions::AddJVMArguments(
const string &host_javabase, vector<string> *result,
const vector<string> &user_options, string *error) const {
// Configure logging
const string propFile = output_base + "/javalog.properties";
if (!WriteFile(
"handlers=java.util.logging.FileHandler\n"
".level=INFO\n"
"java.util.logging.FileHandler.level=INFO\n"
"java.util.logging.FileHandler.pattern="
+ output_base + "/java.log\n"
"java.util.logging.FileHandler.limit=50000\n"
"java.util.logging.FileHandler.count=1\n"
"java.util.logging.FileHandler.formatter="
"java.util.logging.SimpleFormatter\n",
propFile)) {
perror(("Couldn't write logging file " + propFile).c_str());
} else {
result->push_back("-Djava.util.logging.config.file=" + propFile);
}
return blaze_exit_code::SUCCESS;
}
string BlazeStartupOptions::RcBasename() {
return ".bazelrc";
}
void BlazeStartupOptions::WorkspaceRcFileSearchPath(
vector<string>* candidates) {
candidates->push_back("tools/bazel.rc");
}
string BlazeStartupOptions::SystemWideRcPath() {
return "/etc/bazel.bazelrc";
}
} // namespace blaze
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