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// Copyright 2014 Google Inc. 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 "blaze_startup_options.h"
#include <assert.h>
#include <errno.h> // errno, ENOENT
#include <stdlib.h> // getenv, exit
#include <unistd.h> // access
#include <cstdio>
#include "blaze_exit_code.h"
#include "blaze_util_platform.h"
#include "blaze_util.h"
#include "util/file.h"
#include "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),
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::GetOutputRoot() {
return "/var/tmp";
}
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);
}
for (string rt_jar : {
// If the full JDK is installed
GetHostJavabase() + "/jre/lib/rt.jar",
// If just the JRE is installed
GetHostJavabase() + "/lib/rt.jar"
}) {
if (access(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);
}
BlazeStartupOptions::Architecture BlazeStartupOptions::GetBlazeArchitecture()
const {
return strcmp(BLAZE_JAVA_CPU, "64") == 0 ? k64Bit : k32Bit;
}
blaze_exit_code::ExitCode BlazeStartupOptions::AddJVMArguments(
const string &host_javabase, vector<string> *result, string *error) const {
// TODO(bazel-team): see what tuning options make sense in the
// open-source world.
return blaze_exit_code::SUCCESS;
}
string BlazeStartupOptions::RcBasename() {
return ".bazelrc";
}
void BlazeStartupOptions::WorkspaceRcFileSearchPath(
vector<string>* candidates) {
candidates->push_back("tools/bazel.rc");
}
} // namespace blaze
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