[Boost-users] Can any body help me figure it out? Thanks.

From: Peisheng Wang (peisheng.wang_at_[hidden])
Date: 2008-05-07 23:09:20

 g++ boo_t.cpp 
-L../resource/boost_1_35_0/bin.v2/libs/thread/build/gcc-4.1.2/release/threading-multi/libboost_thread-gcc41-mt-1_35.so.1.35.0
-Lpthread
boo_t.cpp: In function ‘void increment_count()’:
boo_t.cpp:14: error: reference to ‘mutex’ is ambiguous
boo_t.cpp:10: error: candidates are: boost::mutex mutex
/usr/include/boost/thread/mutex.hpp:35:
error:Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â  class boost::mutex

code: 
#include <boost/thread.hpp>
#include <boost/thread/mutex.hpp>
#include <iostream>

using namespace std;
using namespace boost;

int count = 0;
boost::mutex mutex;

void increment_count()
{
   boost::mutex::scoped_lock lock(mutex);
   std::cout << "count = " << ++count << std::endl;
}

int main(int argc, char* argv[])
{
   boost::thread_group threads;
   for (int i = 0; i < 10; ++i)
      threads.create_thread(&increment_count);
   threads.join_all();
"boo_t.cpp" 24L,
480CÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 
1,1Â Â Â Â Â Â Â Â Â Â  Top

c

--
Peisheng Wang
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