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// Copyright 2011 Google Inc. All Rights Reserved.
// Author: enh@google.com (Elliott Hughes)
#include "logging.h"
#include "runtime.h"
#include "scoped_ptr.h"
#include "stringprintf.h"
#include <cstdio>
#include <cstring>
#include <iostream>
#include <sys/types.h>
#include <unistd.h>
// glibc doesn't expose gettid(2).
#define __KERNEL__
# include <linux/unistd.h>
#ifdef _syscall0
_syscall0(pid_t,gettid)
#else
pid_t gettid() { return syscall(__NR_gettid);}
#endif
#undef __KERNEL__
LogMessage::LogMessage(const char* file, int line, LogSeverity severity, int error)
: line_(line), severity_(severity), errno_(error)
{
const char* last_slash = strrchr(file, '/');
file_ = (last_slash == NULL) ? file : last_slash + 1;
stream() << StringPrintf("%c %5d %5d %s:%d] ",
"IWEF"[severity], getpid(), gettid(), file_, line);
}
LogMessage::~LogMessage() {
if (errno_ != -1) {
stream() << ": " << strerror(errno_);
}
stream() << std::endl;
if (severity_ == FATAL) {
art::Runtime::Abort(file_, line_);
}
}
std::ostream& LogMessage::stream() {
return std::cerr;
}
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