output2

[haiken@localhost live-video-sync]$ make clean all
rm -f *.o *.gch *.dSYM core *.core vgcore.* main live-video-sync
g++ -std=c++11 -Wall -pthread -c -o projector.o projector.cpp
g++ -std=c++11 -Wall -pthread -c -o terminal.o terminal.cpp
g++ -std=c++11 -Wall -pthread -c -o main.o main.cpp
main.cpp: In member function ‘int LVS::main(int, char**)’:
main.cpp:115:58: error: invalid use of non-static member function ‘std::__cxx11::string Projector::Power(bool)’
    threads.push_back(thread(projectors.at(0)->Power, true));
                                                          ^
In file included from main.cpp:29:
projector.hpp:36:9: note: declared here
  string Power(bool state);
         ^~~~~
main.cpp:151:21: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::vector<Projector*>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
   for (int i = 0; i < projectors.size(); i++)
                   ~~^~~~~~~~~~~~~~~~~~~
make: *** [Makefile:12: main.o] Error 1