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-rw-r--r--docs/tutorials/021/client.cpp121
1 files changed, 0 insertions, 121 deletions
diff --git a/docs/tutorials/021/client.cpp b/docs/tutorials/021/client.cpp
deleted file mode 100644
index 9620b24e69d..00000000000
--- a/docs/tutorials/021/client.cpp
+++ /dev/null
@@ -1,121 +0,0 @@
-
-// $Id$
-
-#include "mpool.h"
-
-#if defined(ACE_LACKS_SYSV_SHMEM)
-int
-main (int, char *[])
-{
- ACE_ERROR_RETURN ((LM_ERROR,
- "System V Semaphores not available on this platform.\n"),100);
-}
-#else // ACE_LACKS_SYSV_SHMEM
-int
-main (int, char *[])
-{
- /*
- Use the same pool name used by the server when we create our
- Allocator. This assures us that we don't create a whole new
- pool.
- */
- Allocator allocator (Constants::PoolName);
-
- /*
- You can put anything in the memory pool. Not just the
- character array we want. The find() method till, therefore,
- return a void* that we will have to cast.
- */
- void *region;
-
- /*
- We use find() to locate a named region in the pool. This is
- the counterpart to bind() used in the server.
- Here, we go try to find the region that the server has created
- and filled with data. If there was a problem getting the pool
- or finding the region, we'll get back -1 from find().
- */
- if (allocator.pool ().find (Constants::RegionName,region) == -1)
- ACE_ERROR_RETURN ((LM_ERROR,
- "Cannot find the name '%s'\n",
- Constants::RegionName),
- 100);
-
- /*
- Since find() returns us a void*, we cast it here to the char*
- that we want.
- */
- char *shm = (char *) region;
-
- ACE_DEBUG ((LM_INFO,
- "Shared memory is at 0x%x\n",
- shm));
-
- /*
- The same pair of semaphores as used by the server are created
- here. We probably don't need the CREATE flag since the server
- should have already done that. There may be some very small
- windows, however, where the server would have created the
- memory pool but not yet gotten to the semaphores.
- */
- ACE_SV_Semaphore_Complex mutex;
- ACE_ASSERT (mutex.open (Constants::SEM_KEY_1,
- ACE_SV_Semaphore_Complex::ACE_CREATE,
- 0) != -1);
-
- ACE_SV_Semaphore_Complex synch;
- ACE_ASSERT (synch.open (Constants::SEM_KEY_2,
- ACE_SV_Semaphore_Complex::ACE_CREATE,
- 0) != -1);
-
- /*
- It doesn't matter if we created 'mutex' or if the server did.
- In either case, it was created in a locked state and we will
- block here until somebody unlocks it. In our scenario, that
- will have to be the server.
- */
- if (mutex.acquire () == -1)
- ACE_ERROR_RETURN ((LM_ERROR,
- "(%P) client mutex.acquire"),
- 1);
-
- /*
- Now that we know it is safe to access the data, we'll run
- through and make sure that it contains what we think the server
- supplied.
- */
- for (int i = 0; i < Constants::SHMSZ; i++)
- ACE_ASSERT (Constants::SHMDATA[i] == shm[i]);
-
- /*
- Look back at the server. After filling the region, it will
- attempt to acquire the lock on 'synch'. It will wait there
- until we release() the semaphore. That will allow it to remove
- the pool and cleanup. We can simply exit once we perform the
- release. (Ok, a free() of the region would probably be polite...)
- */
- if (synch.release () == -1)
- ACE_ERROR_RETURN ((LM_ERROR,
- "(%P) client synch.release"),
- 1);
-
- return 0;
-}
-
-/*
- Again, we have the necessary explicit template instantiations
- because I based this on an ACE example instead of creating it from scratch.
- */
-#if defined (ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION)
-template class ACE_Malloc<ACE_MMAP_MEMORY_POOL, ACE_SV_Semaphore_Simple>;
-template class ACE_Guard<ACE_SV_Semaphore_Simple>;
-template class ACE_Write_Guard<ACE_SV_Semaphore_Simple>;
-template class ACE_Read_Guard<ACE_SV_Semaphore_Simple>;
-#elif defined (ACE_HAS_TEMPLATE_INSTANTIATION_PRAGMA)
-#pragma instantiate ACE_Malloc<ACE_MMAP_MEMORY_POOL, ACE_SV_Semaphore_Simple>
-#pragma instantiate ACE_Guard<ACE_SV_Semaphore_Simple>
-#pragma instantiate ACE_Write_Guard<ACE_SV_Semaphore_Simple>
-#pragma instantiate ACE_Read_Guard<ACE_SV_Semaphore_Simple>
-#endif /* ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION */
-
-#endif /* ACE_LACKS_SYSV_SHMEM */