modified cmake scripts for easy export and import

Gabriele Contini

2019-12-07 a98c3541b725f6bbb2e7d49201f4469d4548dac7

 src/library/base/logger.h

@@ -3,6 +3,7 @@

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