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-rw-r--r--src/boost/libs/interprocess/example/doc_named_alloc.cpp137
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diff --git a/src/boost/libs/interprocess/example/doc_named_alloc.cpp b/src/boost/libs/interprocess/example/doc_named_alloc.cpp
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+//////////////////////////////////////////////////////////////////////////////
+//
+// (C) Copyright Ion Gaztanaga 2006-2012. Distributed under the Boost
+// Software License, Version 1.0. (See accompanying file
+// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+// See http://www.boost.org/libs/interprocess for documentation.
+//
+//////////////////////////////////////////////////////////////////////////////
+#include <boost/interprocess/detail/config_begin.hpp>
+#include <boost/interprocess/detail/workaround.hpp>
+//[doc_named_alloc
+#include <boost/interprocess/managed_shared_memory.hpp>
+#include <cstdlib> //std::system
+#include <cstddef>
+#include <cassert>
+#include <utility>
+//<-
+#include "../test/get_process_id_name.hpp"
+//->
+
+int main(int argc, char *argv[])
+{
+ using namespace boost::interprocess;
+ typedef std::pair<double, int> MyType;
+
+ if(argc == 1){ //Parent process
+ //Remove shared memory on construction and destruction
+ struct shm_remove
+ {
+ //<-
+ #if 1
+ shm_remove() { shared_memory_object::remove(test::get_process_id_name()); }
+ ~shm_remove(){ shared_memory_object::remove(test::get_process_id_name()); }
+ #else
+ //->
+ shm_remove() { shared_memory_object::remove("MySharedMemory"); }
+ ~shm_remove(){ shared_memory_object::remove("MySharedMemory"); }
+ //<-
+ #endif
+ //->
+ } remover;
+ //<-
+ (void)remover;
+ //->
+
+ //Construct managed shared memory
+ //<-
+ #if 1
+ managed_shared_memory segment(create_only, test::get_process_id_name(), 65536);
+ #else
+ //->
+ managed_shared_memory segment(create_only, "MySharedMemory", 65536);
+ //<-
+ #endif
+ //->
+
+ //Create an object of MyType initialized to {0.0, 0}
+ MyType *instance = segment.construct<MyType>
+ ("MyType instance") //name of the object
+ (0.0, 0); //ctor first argument
+
+ //Create an array of 10 elements of MyType initialized to {0.0, 0}
+ MyType *array = segment.construct<MyType>
+ ("MyType array") //name of the object
+ [10] //number of elements
+ (0.0, 0); //Same two ctor arguments for all objects
+
+ //Create an array of 3 elements of MyType initializing each one
+ //to a different value {0.0, 0}, {1.0, 1}, {2.0, 2}...
+ float float_initializer[3] = { 0.0, 1.0, 2.0 };
+ int int_initializer[3] = { 0, 1, 2 };
+
+ MyType *array_it = segment.construct_it<MyType>
+ ("MyType array from it") //name of the object
+ [3] //number of elements
+ ( &float_initializer[0] //Iterator for the 1st ctor argument
+ , &int_initializer[0]); //Iterator for the 2nd ctor argument
+
+ //Launch child process
+ std::string s(argv[0]); s += " child ";
+ //<-
+ s += test::get_process_id_name();
+ //->
+ if(0 != std::system(s.c_str()))
+ return 1;
+
+ //<-
+ (void)instance;
+ (void)array;
+ (void)array_it;
+ //->
+
+ //Check child has destroyed all objects
+ if(segment.find<MyType>("MyType array").first ||
+ segment.find<MyType>("MyType instance").first ||
+ segment.find<MyType>("MyType array from it").first)
+ return 1;
+ }
+ else{
+ //Open managed shared memory
+ //<-
+ #if 1
+ managed_shared_memory segment(open_only, argv[2]);
+ #else
+ //->
+ managed_shared_memory segment(open_only, "MySharedMemory");
+ //<-
+ #endif
+ //->
+
+ std::pair<MyType*, managed_shared_memory::size_type> res;
+
+ //Find the array
+ res = segment.find<MyType> ("MyType array");
+ //Length should be 10
+ if(res.second != 10) return 1;
+
+ //Find the object
+ res = segment.find<MyType> ("MyType instance");
+ //Length should be 1
+ if(res.second != 1) return 1;
+
+ //Find the array constructed from iterators
+ res = segment.find<MyType> ("MyType array from it");
+ //Length should be 3
+ if(res.second != 3) return 1;
+
+ //We're done, delete all the objects
+ segment.destroy<MyType>("MyType array");
+ segment.destroy<MyType>("MyType instance");
+ segment.destroy<MyType>("MyType array from it");
+ }
+ return 0;
+}
+//]
+#include <boost/interprocess/detail/config_end.hpp>