www.pudn.com > allocator.rar > mult_proc.cc


// file: test/multi_process_pool_alloc.cc
// author: Marc Bumble
// Mon Aug 11, 2003
// Memory allocator code for shared memory access
// Copyright (C) 2003 by Marc D. Bumble

// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.

// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.


#include <iostream>
#include <vector>
#include <pooled_allocator.h>
#include <fstream> // for std::ofstream to()

char key_val[] = "/allocate_key";
char key_container[] = "container_lookup_key";
char key_addr[] = "0x400d0000";


int main(int argc, char **argv) {

int passed=0, failed=0;

typedef pooled_allocator::Pool_alloc<int,
key_val,
key_addr> my_vector_alloc_t;

typedef std::vector<int,my_vector_alloc_t> my_vector_t;

pooled_allocator::Multi_Process_Pool_alloc<my_vector_t,
int,
key_val,
key_container,
key_addr> multi_proc_alloc;

std::cerr << "----------------------------------------" << std::endl;
std::cerr << "Multi_Process_Pool_Alloc class tests. " << std::endl;

my_vector_t* vec_ptr = multi_proc_alloc.attach();
const int&amt; segment_num = multi_proc_alloc.get_proj_id();
const int&amt; segment_page_num = multi_proc_alloc.get_segment_page_num();
multi_proc_alloc.lock(segment_num,segment_page_num);

std::cout << "Insert ints" << std::endl;

// causes a fault
for (int i = 0; i < 5012; i++) {
vec_ptr->push_back(i);
// std::cout << "Pushed a " << i << "\t Read a " << (*vec_ptr)[i] << std::endl;
};
// Check values
for (int i = 0; i < 5012; i++) {
if (i == (*vec_ptr)[i])
passed++;
else
failed++;
}
multi_proc_alloc.unlock(segment_num,segment_page_num);



std::cerr << "Passed: " << passed << std::endl;
std::cerr << "Failed: " << failed << std::endl;
std::cerr << "----------------------------------------" << std::endl;

return 0;
}