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/*
* Copyright (C) 2012 The Android Open Source Project
*
* 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 <cstdlib>
#include <getopt.h>
#include <cstring>
#include <iostream>
#include "TestSettings.h"
#include "TestForkerEventListener.h"
namespace android {
namespace camera2 {
namespace tests {
bool TestSettings::mForkingDisabled = false;
int TestSettings::mDeviceId = 0;
char* const* TestSettings::mArgv;
// --forking-disabled, false by default
bool TestSettings::ForkingDisabled() {
return mForkingDisabled;
}
// reverse of --forking-disabled (not a flag), true by default
bool TestSettings::ForkingEnabled() {
return !ForkingDisabled();
}
// --device-id, 0 by default
int TestSettings::DeviceId() {
return mDeviceId;
}
// returns false if usage should be printed and we should exit early
bool TestSettings::ParseArgs(int argc, char* const argv[])
{
{
char *env = getenv("CAMERA2_TEST_FORKING_DISABLED");
if (env) {
mForkingDisabled = atoi(env);
}
env = getenv("CAMERA2_TEST_DEVICE_ID");
if (env) {
mDeviceId = atoi(env);
}
}
bool printHelp = false;
bool unknownArgs = false;
opterr = 0; // do not print errors for unknown arguments
while (true) {
int c;
int option_index = 0;
static struct option long_options[] = {
/* name has_arg flag val */
{"forking-disabled", optional_argument, 0, 0 },
{"device-id", required_argument, 0, 0 },
{"help", no_argument, 0, 'h' },
{0, 0, 0, 0 }
};
// Note: '+' in optstring means do not mutate argv
c = getopt_long(argc, argv, "+h", long_options, &option_index);
if (c == -1) { // All arguments exhausted
break;
}
if (c == '?') { // Argument not in option lists
const char *arg = argv[optind-1];
// Anything beginning with gtest_ will get handled by gtest
if (strstr(arg, "--gtest_") != arg) {
std::cerr << "Unknown argument: " << arg << std::endl;
unknownArgs = true;
}
continue;
}
switch (c) {
case 0: // long option
switch (option_index) {
case 0: {
const char *arg = optarg ?: "1";
mForkingDisabled = atoi(arg);
break;
}
case 1: {
mDeviceId = atoi(optarg);
break;
}
default:
std::cerr << "Unknown long option: " << option_index << std::endl;
break;
}
break; // case 0
case 'h': // help
printHelp = true;
break;
default: // case '?'
std::cerr << "Unknown option: " << optarg << std::endl;
}
}
if (unknownArgs) {
std::cerr << std::endl;
}
mArgv = argv;
if (printHelp || unknownArgs) {
return false;
}
std::cerr << "Forking Disabled: "
<< (mForkingDisabled ? "yes" : "no") << std::endl;
std::cerr << "Device ID: " << mDeviceId << std::endl;
return true;
}
// print usage/help list of commands (non-gtest)
void TestSettings::PrintUsage() {
std::cerr << "Usage: " << mArgv[0] << " [OPTIONS]" << std::endl;
std::cerr << std::endl;
std::cerr << "Main modes of operation:"
<< std::endl;
std::cerr << " --forking-disabled[=1] don't fork process before "
<< std::endl
<< " running a new test."
<< std::endl
<< " (default enabled)"
<< std::endl;
std::cerr << " --device-id=ID specify a different camera ID"
<< std::endl
<< " (default 0)"
<< std::endl;
std::cerr << " -h, --help print this help listing"
<< std::endl;
std::cerr << std::endl;
}
}
}
}
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