Untitled

static ints, compilation units and the ternary operator
class SomeCls
    {
    static const int PERIOD_ALARM_NORMAL    =   5;
    static const int PERIOD_ALARM_THRESH    =   1;

    void method()
    {
        bool b = true;
        const int d = b ? PERIOD_ALARM_THRESH : PERIOD_ALARM_NORMAL;
    }

    } obj;

//SomeCls.cpp
#include "SomeCls.h"

void SomeCls::method()
    {
        bool b = true;
        const int d = b ? PERIOD_ALARM_THRESH : PERIOD_ALARM_NORMAL;
    }

// I wish I had constexpr
const int SomeCls::PERIOD_ALARM_NORMAL;
const int SomeCls::PERIOD_ALARM_THRESH;

const int SomeCls::PERIOD_ALARM_NORMAL;
const int SomeCls::PERIOD_ALARM_THRESH;

// someclass.h
// include guards, blabla

class SomeClass
{
    enum AlarmPeriod{
      PERIOD_ALARM_NORMAL = 5,
      PERIOD_ALARM_THRESH = 1
    };

public:
    void method();
};

// someclass.cpp
#include "someclass.h"

void SomeClass::method(){
    bool b = true;
    const int d = b ? PERIOD_ALARM_THRESH : PERIOD_ALARM_NORMAL;
}

// main.cpp
#include "someclass.h"

int main(){
  someclass sc;
  sc.method();
}