Function _trace

src/logger.cpp:335–355

}

static int _trace(struct logfile_info* lfi, const char* fmt, va_list ap)
{
    int ret = 0;
    if (lfi->fptr) {
        ret = vfprintf(lfi->fptr, fmt, ap);
        fflush(lfi->fptr);

        lfi->count += ret;

        if (max_log_size && lfi->count > max_log_size) {
            fclose(lfi->fptr);
            lfi->fptr = nullptr;
        }

        if (ringbuffer_size && lfi->count > ringbuffer_size) {
            rotatef(lfi);
            lfi->count = 0;
        }
    }
    return ret;
}

int TRACE_MSG(const char* fmt, ...)
{