C++ boost libraries shared_memory_object undefined reference to 'shm_open'

Question

I tried to compile the following code on ubuntu 11.04:

#include  
#include  

int main() 
         


        

Answer 1

Just adding to @anio's answer:

While linking, the -lrt flag may need to be added at the end of the command. Try:

g++ -L /lib shared.o -o shared -lrt