File content as of revision 0:2c57ed6943f7:

#include "mbed.h"

#include "mbed-trace/mbed_trace.h"
#define TRACE_GROUP  "main"

 // These are necessary only if thread safety is needed
static Mutex TracingLock;
static void tracingWait()
{
    TracingLock.lock();
}
static void tracingRelease()
{
    TracingLock.unlock();
}

int main()
{
    printf("\n==Borsch==\n");
    
    /* Setup tracing */
    mbed_trace_mutex_wait_function_set( tracingWait ); // only if thread safety is needed
    mbed_trace_mutex_release_function_set( tracingRelease ); // only if thread safety is needed
    mbed_trace_init();       // initialize the trace library
    
    tr_info("**Started**");    //-> "[INFO][main]: this is an info msg"    
    
    

    tr_debug("this is debug msg");  //-> "[DBG ][main]: this is a debug msg"
    tr_info("**Finished**");    //-> "[INFO][main]: this is an info msg"    
    exit(0);
}