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// $Id$
// Test the capability of <ACE_Malloc> to handle multiple mallocs
// rooted at different base addresses.
#include "ace/Malloc.h"
#include "ace/Synch.h"
ACE_RCSID(Shared_Malloc, test_multiple_mallocs, "$Id$")
typedef ACE_Malloc <ACE_MMAP_MEMORY_POOL, ACE_Process_Mutex> MALLOC;
// Default address for shared memory mapped files and SYSV shared
// memory (defaults to 64 M).
static void *request_base_addr = ((void *) (64 * 1024 * 1024));
static const char *request_string = "hello from request repository";
// Default address for shared memory mapped files and SYSV shared
// memory (defaults to 64 M).
static void *response_base_addr = ((void *) (128 * 1024 * 1024));
static const char *response_string = "hello from response repository";
int
main (int, char *[])
{
ACE_MMAP_Memory_Pool_Options request_options (request_base_addr);
// Create an adapter version of an allocator.
ACE_Allocator_Adapter<MALLOC> *shmem_request;
ACE_NEW_RETURN (shmem_request,
ACE_Allocator_Adapter<MALLOC> ("request_file",
"RequestLock",
&request_options),
1);
ACE_MMAP_Memory_Pool_Options response_options (response_base_addr);
// Create a non-adapter version of an allocator.
MALLOC *shmem_response;
ACE_NEW_RETURN (shmem_response,
MALLOC ("response_file",
"ResponseLock",
&response_options),
1);
void *data = 0;
// If we find "foo" then we're running the "second" time, so we must
// release the resources.
if (shmem_request->find ("foo",
data) == 0)
{
ACE_DEBUG ((LM_DEBUG,
"%s\n",
data));
shmem_request->remove ();
}
// This is the first time in, so we allocate the memory and bind it
// to the name "foo".
else
{
ACE_ALLOCATOR_RETURN (data,
shmem_request->malloc (ACE_OS::strlen (request_string) + 1),
1);
ACE_OS::strcpy ((char *) data,
request_string);
if (shmem_request->bind ("foo",
data) == -1)
ACE_ERROR_RETURN ((LM_ERROR,
"%p\n",
"bind"),
1);
}
data = 0;
// If we find "foo" then we're running the "second" time, so we must
// release the resources.
if (shmem_response->find ("foo",
data) == 0)
{
ACE_DEBUG ((LM_DEBUG,
"%s\n",
data));
shmem_response->remove ();
ACE_DEBUG ((LM_DEBUG,
"all resources have been released\n"));
}
// This is the first time in, so we allocate the memory and bind it
// to the name "foo".
else
{
ACE_ALLOCATOR_RETURN (data,
shmem_response->malloc (ACE_OS::strlen (response_string) + 1),
1);
ACE_OS::strcpy ((char *) data,
response_string);
if (shmem_response->bind ("foo",
data) == -1)
ACE_ERROR_RETURN ((LM_ERROR,
"%p\n",
"bind"),
1);
ACE_DEBUG ((LM_DEBUG,
"Run again to see results and release resources.\n"));
}
return 0;
}
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