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// Copyright 2016 The SwiftShader 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 "DebugAndroid.hpp"
#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <cutils/properties.h>
void AndroidEnterDebugger()
{
ALOGE(__FUNCTION__);
#ifndef NDEBUG
static volatile int * const makefault = nullptr;
char value[PROPERTY_VALUE_MAX];
property_get("debug.db.uid", value, "-1");
int debug_uid = atoi(value);
if((debug_uid >= 0) && (geteuid() < static_cast<uid_t>(debug_uid)))
{
ALOGE("Waiting for debugger: gdbserver :${PORT} --attach %u. Look for thread %u", getpid(), gettid());
volatile int waiting = 1;
while (waiting) {
sleep(1);
}
}
else
{
ALOGE("No debugger");
}
#endif
}
void trace(const char *format, ...)
{
#ifndef NDEBUG
va_list vararg;
va_start(vararg, format);
android_vprintLog(ANDROID_LOG_VERBOSE, NULL, LOG_TAG, format, vararg);
va_end(vararg);
#endif
}