datetimestamp.h File Reference

emacs: this is -*- c++ -*- More...

#include <dlfcn.h>
#include <sys/stat.h>
#include <time.h>
#include <string>

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Classes
struct	timestamp< T >

Functions
std::string	datetimestamp_addr (const void *address)
template<typename T, typename... Args>
std::string	datetimestamp (T(*func)(Args...))
template<typename T>
std::string	datetimestamp (const T *)

Detailed Description

emacs: this is -*- c++ -*-

     get the bnuild time of the requested object / function 
     using stat on the installed module that it is in

Author

sutt

Date

Sat Oct 24 06:12:45 PM CEST 2026

Id

Utils.h, v0.0 Sat Oct 24 06:12:45 PM CEST 2026 sutt

Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration

Definition in file datetimestamp.h.

Function Documentation

datetimestamp() [1/2]

template<typename T>

std::string datetimestamp

(

const T *

)

Definition at line 49 of file datetimestamp.h.

{ return datetimestamp_addr((void*)(&timestamp<T>::stamper)); }

datetimestamp() [2/2]

template<typename T, typename... Args>

std::string datetimestamp

(

T(*

func )(Args...)

)

Definition at line 43 of file datetimestamp.h.

{ return datetimestamp_addr((void*)(func)); }

datetimestamp_addr()

std::string datetimestamp_addr ( const void * address )

inline

Definition at line 26 of file datetimestamp.h.

{
    Dl_info info;
 
    struct stat st;
 
    if ( dladdr( address, &info )==0 || info.dli_fname==0 || stat( info.dli_fname, &st )!=0 ) return "???";
    
    std::string stime( 25, '\0' );
    
    ctime_r( &st.st_mtime, &stime[0] );
    stime.pop_back();
 
    return stime;
}