fix windows compilation, better cmake output

gcontini

2019-12-14 79f2b46f721b69bc182f35324f8fc195a5cf3f54

 src/library/base/logger.h

@@ -1,8 +1,9 @@
#ifndef logger_INCLUDED
#define logger_INCLUDED

#ifndef LOG_ENABLED
#ifndef LOG_DISABLED
#include <errno.h>
#include <string.h>
#ifdef __cplusplus
extern "C" {
#endif