在Ubuntu 11.10下,针对boost_thread的链接失败

Linking against boost_thread fails under Ubuntu 11.10

本文关键字:thread 链接 失败 boost 针对 Ubuntu 10下      更新时间:2023-10-16

我已经更新到新的Ubuntu 11.10了。现在的问题是,我正在工作的软件不再连接了。我发现这个wiki条目似乎描述了这个问题。尽管如此,我还是不能修好它。为了重现这个问题,我编写了以下小测试程序:

#include <iostream>
#include <boost/thread.hpp>
void blubb() {
  std::cout << "hello world" << std::endl;
}
int main() {
  boost::thread t(&blubb);
  t.join();
}

然后我用下面的命令编译:

g++ -o test -lboost_thread test.cc
我得到的输出如下:
/tmp/cc0O0dAC.o: In function `main':
test.cc:(.text+0x49): undefined reference to `boost::thread::join()'
test.cc:(.text+0x55): undefined reference to `boost::thread::~thread()'
test.cc:(.text+0x70): undefined reference to `boost::thread::~thread()'
/tmp/cc0O0dAC.o: In function `boost::detail::thread_data_base::thread_data_base()':
test.cc:(.text._ZN5boost6detail16thread_data_baseC2Ev[_ZN5boost6detail16thread_data_baseC5Ev]+0x24):     undefined reference to `vtable for boost::detail::thread_data_base'
/tmp/cc0O0dAC.o: In function `boost::thread::thread<void (*)()>(void (*)(), boost::disable_if<boost::is_convertible<void (*&)(), boost::detail::thread_move_t<void (* ()> >, boost::thread::dummy*>::type)':
test.cc:(.text._ZN5boost6threadC2IPFvvEEET_NS_10disable_ifINS_14is_convertibleIRS4_NS_6detail13thread_move_tIS4_EEEEPNS0_5dummyEE4typeE[_ZN5boost6threadC5IPFvvEEET_NS_10disable_ifINS_14is_convertibleIRS4_NS_6detail13thread_move_tIS4_EEEEPNS0_5dummyEE4typeE]+0x30): undefined reference to `boost::thread::start_thread()'
/tmp/cc0O0dAC.o: In function `boost::detail::thread_data<void (*)()>::~thread_data()':
test.cc:(.text._ZN5boost6detail11thread_dataIPFvvEED2Ev[_ZN5boost6detail11thread_dataIPFvvEED5Ev]+0x1f): undefined reference to `boost::detail::thread_data_base::~thread_data_base()'
/tmp/cc0O0dAC.o:(.rodata._ZTIN5boost6detail11thread_dataIPFvvEEE[typeinfo for boost::detail::thread_data<void (*)()>]+0x10): undefined reference to `typeinfo for boost::detail::thread_data_base'
collect2: ld returned 1 exit status

我还尝试在几个订单中添加-lpthread和-pthread,但没有成功。该命令在旧版本的Ubuntu上运行顺畅。我做错了什么(我有类似的问题与PCRE和谷歌协议缓冲区)。

提前感谢您的帮助!

好吧,我设法修复它,这是荒谬的:

如题目所写

g++ -o test -lboost_thread test.cc

不工作,但是

g++ -o test test.cc -lboost_thread

做……因此,不仅库的顺序很重要,而且源文件必须在依赖项之前写入…