bool
LogCatReader::OnFileEvent(int _fd, unsigned mask)
{
assert(_fd == fd.Get());
char buffer[1024];
ssize_t nbytes = fd.Read(buffer, sizeof(buffer));
if (nbytes > 0) {
if (data.length() < 1024 * 1024)
data.append(buffer, nbytes);
return true;
} else {
EndOfFile();
return false;
}
}
~LogCatReader() {
io_thread.LockRemove(fd.Get());
fd.Close();
Kill(pid.exchange(0));
}
LogCatReader(IOThread &_io_thread, FileDescriptor &&_fd, pid_t _pid)
:io_thread(_io_thread), fd(std::move(_fd)), pid(_pid) {
io_thread.LockAdd(fd.Get(), IOThread::READ, *this);
}
gcc_pure
bool operator()(const File &a, FileDescriptor b) const {
return a.fd.Get() < b.Get();
}
gcc_pure
bool operator()(FileDescriptor a, const File &b) const {
return a.Get() < b.fd.Get();
}
/**
* Returns the file descriptor that should be polled on.
*/
int GetReadFD() const {
return r.Get();
}