2012-03-25 126 views
0

我在运行Mac OS X 10.7.3的MacBook Pro上从源代码编译了boost 1.49.0,我使用Xcode 4.3.2和Apple的LLVM 3.1作为我的开发环境。所描述的代码(从升压HTTP server1的例子)在连接错误导致以下行:在Mac OS X上升级元组,链接器错误10.7

void Connection::handleRead(const boost::system::error_code& error, size_t bytesTransfered) { 
    if (!error) { 
     boost::tribool result; 
     boost::tie(result, boost::tuples::ignore) = requestParser.parse(request, buffer.data(), buffer.data() + bytesTransfered); 

     if (result) { 
      requestHandler.handleRequest(request, reply); 
      async_write(socket, reply.toBuffers(), boost::bind(&Connection::handleWrite, shared_from_this(), placeholders::error)); 
     } 
     else if (!result) { 
      reply = Reply::stockReply(Reply::badRequest); 
      async_write(socket, reply.toBuffers(), boost::bind(&Connection::handleWrite, shared_from_this(), placeholders::error)); 
     } 
     else { 
      socket.async_read_some(boost::asio::buffer(buffer), boost::bind(&Connection::handleRead, shared_from_this(), placeholders::error, placeholders::bytes_transferred)); 
     } 
    } 
    else if (error != error::operation_aborted) { 
     connectionManager.stop(shared_from_this()); 
    } 
} 

Undefined symbols for architecture x86_64: 
    "boost::tuples::tuple<boost::logic::tribool, char*, boost::tuples::null_type, boost::tuples::null_type, boost::tuples::null_type, boost::tuples::null_type, boost::tuples::null_type, boost::tuples::null_type, boost::tuples::null_type, boost::tuples::null_type> RequestParser::parse<char*>(Request&, char*, char*)", referenced from: 
     Connection::handleRead(boost::system::error_code const&, unsigned long) in Connection.o 
ld: symbol(s) not found for architecture x86_64 
clang: error: linker command failed with exit code 1 (use -v to see invocation) 

我搜索的答案,但我无法找到与之相关的任何事情,我也不明白为什么错误发生。该项目链接到lboost_system。我错过了什么吗?我是新来的图书馆。

回答

0

事实证明我的问题不在这个方法中,我错误地在类实现中有RequestParser.parse(),用boost示例检查该方法在类的声明中实现。