Code review comment for lp:~marcustomlinson/net-cpp/fix_ppc_timeout

Here is a diff that does this:

=== modified file 'src/core/net/http/impl/curl/request.h'
--- src/core/net/http/impl/curl/request.h 2014-11-13 13:16:42 +0000
+++ src/core/net/http/impl/curl/request.h 2015-01-23 05:16:35 +0000
@@ -109,7 +109,11 @@
         if (atomic_state.load() != core::net::http::Request::State::ready)
             throw core::net::http::Request::Errors::AlreadyActive{CORE_FROM_HERE()};

- easy.set_option(::curl::Option::timeout_ms, timeout.count());
+ // timeout.count() is a long long, but curl uses varargs and wants a long.
+ // If timeout.count() overflows a long, we wait forever instead of roughly 24.8 days.
+ auto count = timeout.count();
+ long adjusted_timeout = count <= std::numeric_limits<long>::max() ? count : 0;
+ easy.set_option(::curl::Option::timeout_ms, adjusted_timeout);
     }

     Response execute(const Request::ProgressHandler& ph)