cppmicrohttpd/cmake/config.h.in

#pragma once

#cmakedefine CPPMICROHTTPD_DEBUG
#cmakedefine CPPMICROHTTPD_LOGGING_NONE
#cmakedefine CPPMICROHTTPD_LOGGING_STDCOUT
#cmakedefine CPPMICROHTTPD_LOGGING_CPPLOGGING

namespace __impl
{
    struct fake_log
    {
        template<typename... T_args>
        fake_log& operator << (T_args&&...)
            { return *this; }
    };
}

#if defined(CPPMICROHTTPD_LOGGING_CPPLOGGING)
    #include <cpplogging/interface.h>
    #define cppmicrohttpd_log(p_level) \
        cpplogging_global_log(p_level)
    #define cppmicrohttpd_log_debug(...) \
        cppmicrohttpd_log(debug) << __VA_ARGS__
#elif defined(CPPMICROHTTPD_LOGGING_STDCOUT)
    #include <iostream>
    #define cppmicrohttpd_log(p_level) \
        ::std::cout << #p_level << ' ' << __FILE__ << ':' << __LINE__ << " - "
    #ifdef CPPMICROHTTPD_DEBUG
        #define cppmicrohttpd_log_debug(...) \
            cppmicrohttpd_log(debug) << __VA_ARGS__
    #else
        #define cppmicrohttpd_log_debug(...) \
            __impl::fake_log()
    #endif
#else
    #define cppmicrohttpd_log(...) \
        __impl::fake_log()
    #define cppmicrohttpd_log_debug(...) \
        __impl::fake_log()
#endif