Re: [cpp-netlib-devel] 0.8-devel progress, more async HTTP server handler goodness

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Hi Dean,

On 30 October 2010 17:09, Dean Michael Berris <mik...@gm...>wrote:

> Hi Everyone,
>
> I'd just like to give a quick update on the changes that are already
> in the 0.8-devel branch.
>
> 1. We already have a pretty stable interface for the asynchronous HTTP
> connection that handlers can deal with. I've tried documenting more of
> my thinking into the commit messages for the recent commits I've been
> pushing -- hopefully those make sense. ;)
>
> 2. I'm close to finishing the implementation details of the
> asynchronous HTTP connection. This is on target for the 1st week of
> November deadline, so I'm confident we can ship the next release by
> the end of that week.
>

I get this error message when compiling:

gmatthew@lola:~/Projects/cpp-netlib-mikhailberis/build$ make
Scanning dependencies of target cpp-netlib-hello_world
[  5%] Building CXX object
libs/network/test/CMakeFiles/cpp-netlib-hello_world.dir/hello_world.cpp.o
In file included from
/home/gmatthew/Projects/cpp-netlib-mikhailberis/boost/network/protocol/http/server/async_connection.hpp:11,
                 from
/home/gmatthew/Projects/cpp-netlib-mikhailberis/boost/network/protocol/http/server/async_server.hpp:9,
                 from
/home/gmatthew/Projects/cpp-netlib-mikhailberis/boost/network/protocol/http/server.hpp:15,
                 from
/home/gmatthew/Projects/cpp-netlib-mikhailberis/libs/network/test/hello_world.cpp:10:
/home/gmatthew/Projects/cpp-netlib-mikhailberis/boost/network/protocol/http/algorithms/linearize.hpp:29:
error: ‘*’ cannot appear in a constant-expression
/home/gmatthew/Projects/cpp-netlib-mikhailberis/boost/network/protocol/http/algorithms/linearize.hpp:29:
error: a call to a constructor cannot appear in a constant-expression
/home/gmatthew/Projects/cpp-netlib-mikhailberis/boost/network/protocol/http/algorithms/linearize.hpp:29:
error: template argument 1 is invalid
/home/gmatthew/Projects/cpp-netlib-mikhailberis/boost/network/protocol/http/algorithms/linearize.hpp:29:
error: template argument 1 is invalid
In file included from
/home/gmatthew/Projects/cpp-netlib-mikhailberis/boost/network/protocol/http/server/async_server.hpp:9,
                 from
/home/gmatthew/Projects/cpp-netlib-mikhailberis/boost/network/protocol/http/server.hpp:15,
                 from
/home/gmatthew/Projects/cpp-netlib-mikhailberis/libs/network/test/hello_world.cpp:10:
/home/gmatthew/Projects/cpp-netlib-mikhailberis/boost/network/protocol/http/server/async_connection.hpp:
In member function ‘void boost::network::http::async_connection<Tag,
Handler>::write_impl(Range, Callback)’:
/home/gmatthew/Projects/cpp-netlib-mikhailberis/boost/network/protocol/http/server/async_connection.hpp:251:
error: no matching function for call to ‘min(size_t&, long unsigned int)’
/home/gmatthew/Projects/cpp-netlib-mikhailberis/boost/network/protocol/http/server/async_connection.hpp:267:
error: no matching function for call to ‘min(size_t&, long unsigned int)’
In file included from
/home/gmatthew/Projects/cpp-netlib-mikhailberis/boost/network/protocol/http/server.hpp:15,
                 from
/home/gmatthew/Projects/cpp-netlib-mikhailberis/libs/network/test/hello_world.cpp:10:
/home/gmatthew/Projects/cpp-netlib-mikhailberis/boost/network/protocol/http/server/async_server.hpp:
At global scope:
/home/gmatthew/Projects/cpp-netlib-mikhailberis/boost/network/protocol/http/server/async_server.hpp:20:
error: declaration of ‘typedef struct
boost::network::http::response_header<Tag>
boost::network::http::async_server_base<Tag, Handler>::response_header’
/home/gmatthew/Projects/cpp-netlib-mikhailberis/boost/network/protocol/http/server/header/name.hpp:14:
error: changes meaning of ‘response_header’ from ‘struct
boost::network::http::response_header<Tag>’
In file included from
/home/gmatthew/Projects/cpp-netlib-mikhailberis/boost/network/protocol/http/server/sync_server.hpp:16,
                 from
/home/gmatthew/Projects/cpp-netlib-mikhailberis/boost/network/protocol/http/server.hpp:14,
                 from
/home/gmatthew/Projects/cpp-netlib-mikhailberis/libs/network/test/hello_world.cpp:10:
/home/gmatthew/Projects/boost_1_43_0/boost/mpl/find_if.hpp: In member
function ‘void boost::network::http::sync_connection<Tag,
Handler>::handle_read_headers(const boost::system::error_code&, size_t)
[with Tag = boost::network::http::tags::http_server, Handler =
hello_world]’:
/home/gmatthew/Projects/cpp-netlib-mikhailberis/boost/network/protocol/http/server/sync_connection.hpp:58:
  instantiated from ‘void boost::network::http::sync_connection<Tag,
Handler>::start() [with Tag = boost::network::http::tags::http_server,
Handler = hello_world]’
/home/gmatthew/Projects/cpp-netlib-mikhailberis/boost/network/protocol/http/server/sync_server.hpp:65:
  instantiated from ‘void boost::network::http::sync_server_base<Tag,
Handler>::handle_accept(const boost::system::error_code&) [with Tag =
boost::network::http::tags::http_server, Handler = hello_world]’
/home/gmatthew/Projects/cpp-netlib-mikhailberis/boost/network/protocol/http/server/sync_server.hpp:42:
  instantiated from ‘boost::network::http::sync_server_base<Tag,
Handler>::sync_server_base(const typename
boost::network::string<Tag>::type&, const typename
boost::network::string<Tag>::type&, Handler&) [with Tag =
boost::network::http::tags::http_server, Handler = hello_world]’
/home/gmatthew/Projects/cpp-netlib-mikhailberis/boost/network/protocol/http/server.hpp:44:
  instantiated from ‘boost::network::http::server<Handler>::server(const
typename
boost::network::http::server_base<boost::network::http::tags::http_server,
Handler>::type::string_type&, const typename
boost::network::http::server_base<boost::network::http::tags::http_server,
Handler>::type::string_type&, Handler&) [with Handler = hello_world]’
/home/gmatthew/Projects/cpp-netlib-mikhailberis/libs/network/test/hello_world.cpp:43:
  instantiated from here
/home/gmatthew/Projects/boost_1_43_0/boost/mpl/find_if.hpp:32: error:
‘template<class Sequence, class Predicate> struct boost::mpl::find_if’ is
not a function,
/usr/include/c++/4.4/bits/stl_algo.h:4240: error:   conflict with
‘template<class _IIter, class _Predicate> _IIter std::find_if(_IIter,
_IIter, _Predicate)’
/home/gmatthew/Projects/cpp-netlib-mikhailberis/boost/network/protocol/http/server/sync_connection.hpp:94:
error:   in call to ‘find_if’
/home/gmatthew/Projects/boost_1_43_0/boost/mpl/find_if.hpp:32: error:
argument dependent lookup finds ‘template<class Sequence, class Predicate>
struct boost::mpl::find_if’
/home/gmatthew/Projects/cpp-netlib-mikhailberis/boost/network/protocol/http/server/sync_connection.hpp:94:
error:   in call to ‘find_if’
/home/gmatthew/Projects/boost_1_43_0/boost/system/error_code.hpp: At global
scope:
/home/gmatthew/Projects/boost_1_43_0/boost/system/error_code.hpp:208:
warning: ‘boost::system::system_category’ defined but not used
/home/gmatthew/Projects/boost_1_43_0/boost/system/error_code.hpp:209:
warning: ‘boost::system::generic_category’ defined but not used
/home/gmatthew/Projects/boost_1_43_0/boost/system/error_code.hpp:214:
warning: ‘boost::system::posix_category’ defined but not used
/home/gmatthew/Projects/boost_1_43_0/boost/system/error_code.hpp:215:
warning: ‘boost::system::errno_ecat’ defined but not used
/home/gmatthew/Projects/boost_1_43_0/boost/system/error_code.hpp:216:
warning: ‘boost::system::native_ecat’ defined but not used
/home/gmatthew/Projects/boost_1_43_0/boost/asio/error.hpp:353: warning:
‘boost::asio::error::system_category’ defined but not used
/home/gmatthew/Projects/boost_1_43_0/boost/asio/error.hpp:355: warning:
‘boost::asio::error::netdb_category’ defined but not used
/home/gmatthew/Projects/boost_1_43_0/boost/asio/error.hpp:357: warning:
‘boost::asio::error::addrinfo_category’ defined but not used
/home/gmatthew/Projects/boost_1_43_0/boost/asio/error.hpp:359: warning:
‘boost::asio::error::misc_category’ defined but not used
/home/gmatthew/Projects/boost_1_43_0/boost/asio/error.hpp:361: warning:
‘boost::asio::error::ssl_category’ defined but not used
make[2]: ***
[libs/network/test/CMakeFiles/cpp-netlib-hello_world.dir/hello_world.cpp.o]
Error 1
make[1]: *** [libs/network/test/CMakeFiles/cpp-netlib-hello_world.dir/all]
Error 2
make: *** [all] Error 2

There are other open issues on github reporting compilation failures for
other platforms too.

>
> 3. There are a few issues I'd like to resolve as soon as I finish the
> HTTP server implementation that have something to do with the client
> interface among other things. It would be great if others can take a
> look at the list of issues at
> http://github.com/cpp-netlib/cpp-netlib/issues and vote on the ones
> you want me to finish first, or comment whether you want those fixed
> in 0.8. I'll try to squeeze in as many issue resolutions I can before
> I package the next release (not sure if it's 0.8 or 0.7.1 yet).
>
> 4. There's already a skeleton/outline for the documentation of the
> HTTP client and HTTP server interfaces. A reference manual is sorely
> lacking in the documentation, and it would be good for others to get
> their hands dirty with this one. I look forward to getting pull
> requests for the documentation from those who would want to contribute
> in this regard. :)
>

Reference manual and examples :) we are still example poor at the moment.

>
> So that's it for now, I'll be in holiday mode starting tomorrow Oct 31
> until Nov 2 (here in the Philippines). I'll be online briefly in the
> morning Philippine time to check mail before I head on to my home
> town, so if you have any questions you need answered before Wednesday
> (PHT) please ask away so I can respond quickly. :)
>

Have a relaxing holiday and I hope you don't pay attention to these mails
before you return :)
G