Files
interprocess/doc/code/doc_contA.cpp
Ion Gaztañaga 4ed08b24a6 First complete documentation version
[SVN r34817]
2006-08-04 19:14:25 +00:00

46 lines
1.7 KiB
C++

#include <boost/interprocess/detail/config_begin.hpp>
#include <boost/interprocess/detail/workaround.hpp>
#include <boost/interprocess/managed_shared_memory.hpp>
#include <boost/interprocess/containers/vector.hpp>
#include <boost/interprocess/allocators/allocator.hpp>
int main ()
{
using namespace boost::interprocess;
//Shared memory front-end that is able to construct objects
//associated with a c-string. Erase previous shared memory with the name
//to be used and create the memory segment at the specified address and initialize resources
shared_memory_object::remove("MySharedMemory");
managed_shared_memory segment
(create_only
,"MySharedMemory" //segment name
,65536); //segment size in bytes
//Alias an STL compatible allocator of ints that allocates ints from the managed
//shared memory segment. This allocator will allow to place containers
//in managed shared memory segments
typedef allocator<int, managed_shared_memory::segment_manager>
ShmemAllocator;
//Alias a vector that uses the previous STL-like allocator
typedef vector<int, ShmemAllocator> MyVector;
//Initialize shared memory STL-compatible allocator
const ShmemAllocator alloc_inst (segment.get_segment_manager());
//Construct a shared memory vector vector
MyVector *myvector =
segment.construct<MyVector>("MyVector") //object name
(alloc_inst);//first ctor parameter
//Insert data in the vector
for(int i = 0; i < 100; ++i){
myvector->push_back(i);
}
return 0;
}
#include <boost/interprocess/detail/config_end.hpp>