aos/common/logging/linux_logging.h

#ifndef AOS_COMMON_LOGGING_LINUX_LOGGING_H_
#define AOS_COMMON_LOGGING_LINUX_LOGGING_H_

#include "aos/common/logging/logging_impl.h"
#include "aos/common/util/options.h"

namespace aos {

class RawQueue;

namespace logging {
namespace linux_code {

// Calls AddImplementation to register the usual linux logging implementation
// which sends the messages through a queue. This implementation relies on
// another process(es) to read the log messages that it puts into the queue.
// This function is usually called by aos::Init*.
void Register();

// Fairly simple wrappers around the raw queue calls.

// This one never returns NULL if flags contains BLOCK.
const LogMessage *ReadNext(Options<RawQueue> flags);
const LogMessage *ReadNext(Options<RawQueue> flags, int *index);
const LogMessage *ReadNext();
LogMessage *Get();
void Free(const LogMessage *msg);
void Write(LogMessage *msg);

}  // namespace linux_code
}  // namespace logging
}  // namespace aos

#endif  // AOS_COMMON_LOGGING_LINUX_LOGGING_H_