MHO_SelfName.hh

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#ifndef MHO_SelfName_HH__
#define MHO_SelfName_HH__
 
#include <atomic>
#include <cstdint>
#include <thread>
 
namespace hops
{
 
namespace selfname
{
/*!*
 *@file MHO_SelfName.hh
 *@brief constexpr to strip path prefix from __FILE__ macros
 *@author J. Barrett - barrettj@mit.edu
 */
 
//needed for stripping the path prefix from __FILE__ macro contents
//see https://stackoverflow.com/questions/31050113
constexpr const char* str_end(const char* str)
{
    return *str ? str_end(str + 1) : str;
}
 
constexpr bool str_slash(const char* str)
{
    return *str == '/' ? true : (*str ? str_slash(str + 1) : false);
}
 
constexpr const char* r_slash(const char* str)
{
    return *str == '/' ? (str + 1) : r_slash(str - 1);
}
 
constexpr const char* file_basename(const char* str)
{
    return str_slash(str) ? r_slash(str_end(str)) : str;
}
 
} // namespace selfname
 
} // namespace hops
 
#endif