[Nfd-dev] NFD compile error "NFD_LOG_DEBUG"

[Davide Pesavento]

Great, thanks for confirming.

Can you open a ticket on redmine please, stating your boost and clang
versions?

Thanks,
Davide

On Mon, Jul 18, 2016, 6:51 PM Thompson, Jeff <jefft0 at remap.ucla.edu> wrote:

> Hi Davide,
>
> Good hint. logger.hpp has the following line.
> https://github.com/named-data/NFD/blob/master/core/logger.hpp#L149
>
>       BOOST_LOG(g_logger.boostLogger) << NFD_LOG_LINE(msg, expression); \
>
> When I changed it to the following I was able to compile.
>
>       BOOST_LOG(g_logger.boostLogger) << "" << NFD_LOG_LINE(msg,
> expression); \
>
> Thanks,
> - Jeff T
>
> On 2016/7/18, 9:23:04, "Davide Pesavento" <davide.pesavento at lip6.fr>
> wrote:
>
> Hi Jeff,
>
> If I remember correctly, we had the same problem in ndn-cxx during the
> 2nd NDN hackathon.
>
> Basically the type returned by BOOST_LOG() doesn't like the overload
> of operator<< for LoggerTimestamp. The reasons for this behavior were
> not further investigated due to lack of time during the hackathon. The
> workaround we implemented was to feed an empty string to the boost
> logger before everything else[1].
>
> I remember not everyone on the team was able to reproduce, so I
> suppose the issue is very much dependent on the compiler and/or boost
> version used. I don't know why we didn't adopt the same workaround
> when NFD was switched over to Boost.Log... probably because we
> couldn't reproduce anymore.
>
> Junxiao or Spyros might remember more details.
>
> [1]
> https://github.com/2nd-ndn-hackathon/ndn-cxx-logging/blob/master/src/util/logger.hpp#L107
>
> Thanks,
> Davide
>
> On Mon, Jul 18, 2016 at 5:44 PM, Thompson, Jeff <jefft0 at remap.ucla.edu>
> wrote:
>
> Hello NFD developers,
>
> On a fresh OS X 10.11 virtual machine, I installed MacPorts and did:
>
>      sudo port install pkgconfig boost sqlite3 libcryptopp libpcap
>      export PKG_CONFIG_PATH=$PKG_CONFIG_PATH:/usr/local/lib/pkgconfig
>
> I was able to compile and install ndn-cxx. But when I compile NFD I get
> many
> errors starting with those below. Is there an extra configuration step
> relating to the logger?
>
> Thanks,
> - Jeff T
>
> ../daemon/table/cs.cpp:84:3: error: invalid operands to binary expression
> ('basic_record_ostream<char_type>' and '::nfd::LoggerTimestamp')
>
>    NFD_LOG_DEBUG("insert " << data.getName());
>
>    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>
> /Users/jefft0/work/NFD/core/logger.hpp:154:35: note: expanded from macro
> 'NFD_LOG_DEBUG'
>
> #define NFD_LOG_DEBUG(expression) NFD_LOG(DEBUG, DEBUG,   expression)
>
>                                    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>
> /Users/jefft0/work/NFD/core/logger.hpp:149:39: note: expanded from macro
> 'NFD_LOG'
>
>        BOOST_LOG(g_logger.boostLogger) << NFD_LOG_LINE(msg, expression); \
>
>        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>
> /opt/local/include/boost/log/utility/formatting_ostream.hpp:377:31: note:
> candidate function not viable: no known conversion from
> '::nfd::LoggerTimestamp' to 'ios_base_manip' (aka 'std::ios_base
> &(*)(std::ios_base &)') for 1st argument
>
>      basic_formatting_ostream& operator<< (ios_base_manip manip)
>
>                                ^
>
> /opt/local/include/boost/log/utility/formatting_ostream.hpp:382:31: note:
> candidate function not viable: no known conversion from
> '::nfd::LoggerTimestamp' to 'basic_ios_manip' (aka
> 'std::basic_ios<char_type, traits_type> &(*)(std::basic_ios<char_type,
> traits_type> &)') for 1st argument
>
>      basic_formatting_ostream& operator<< (basic_ios_manip manip)
>
>
>
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>
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