diff options
Diffstat (limited to 'ace/Sbrk_Memory_Pool.cpp')
-rw-r--r-- | ace/Sbrk_Memory_Pool.cpp | 119 |
1 files changed, 0 insertions, 119 deletions
diff --git a/ace/Sbrk_Memory_Pool.cpp b/ace/Sbrk_Memory_Pool.cpp deleted file mode 100644 index ae9157a09c9..00000000000 --- a/ace/Sbrk_Memory_Pool.cpp +++ /dev/null @@ -1,119 +0,0 @@ -// $Id$ - -#include "ace/OS_NS_unistd.h" -#include "ace/Sbrk_Memory_Pool.h" -#include "ace/Log_Msg.h" - -ACE_RCSID(ace, Sbrk_Memory_Pool, "$Id$") - -#if !defined (ACE_LACKS_SBRK) -ACE_ALLOC_HOOK_DEFINE(ACE_Sbrk_Memory_Pool) - -// Ask system for more local memory via sbrk(2). - -void * -ACE_Sbrk_Memory_Pool::acquire (size_t nbytes, - size_t &rounded_bytes) -{ - ACE_TRACE ("ACE_Sbrk_Memory_Pool::acquire"); - rounded_bytes = this->round_up (nbytes); - // ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("(%P|%t) acquiring more chunks, nbytes = %d, rounded_bytes = %d\n"), nbytes, rounded_bytes)); - void *cp = ACE_OS::sbrk (rounded_bytes); - - if (cp == MAP_FAILED) - ACE_ERROR_RETURN ((LM_ERROR, - "(%P|%t) cp = %u\n", - cp), - 0); - else - // ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("(%P|%t) acquired more chunks, nbytes = %d, rounded_bytes = %d, new break = %u\n"), nbytes, rounded_bytes, cp)); - return cp; -} - -/* No-op for now... */ - -int -ACE_Sbrk_Memory_Pool::release (int) -{ - ACE_TRACE ("ACE_Sbrk_Memory_Pool::release"); - return 0; -} - -int -ACE_Sbrk_Memory_Pool::sync (ssize_t, int) -{ - ACE_TRACE ("ACE_Sbrk_Memory_Pool::sync"); - return 0; -} - -int -ACE_Sbrk_Memory_Pool::sync (void *, size_t, int) -{ - ACE_TRACE ("ACE_Sbrk_Memory_Pool::sync"); - return 0; -} - -int -ACE_Sbrk_Memory_Pool::protect (ssize_t, int) -{ - ACE_TRACE ("ACE_Sbrk_Memory_Pool::protect"); - return 0; -} - -int -ACE_Sbrk_Memory_Pool::protect (void *, size_t, int) -{ - ACE_TRACE ("ACE_Sbrk_Memory_Pool::protect"); - return 0; -} - -// Ask system for initial chunk of local memory. - -void * -ACE_Sbrk_Memory_Pool::init_acquire (size_t nbytes, - size_t &rounded_bytes, - int &first_time) -{ - ACE_TRACE ("ACE_Sbrk_Memory_Pool::init_acquire"); - // Note that we assume that when ACE_Sbrk_Memory_Pool is used, - // ACE_Malloc's constructor will only get called once. If this - // assumption doesn't hold, we are in deep trouble! - - first_time = 1; - return this->acquire (nbytes, rounded_bytes); -} - -void -ACE_Sbrk_Memory_Pool::dump (void) const -{ -#if defined (ACE_HAS_DUMP) - ACE_TRACE ("ACE_Sbrk_Memory_Pool::dump"); -#endif /* ACE_HAS_DUMP */ -} - -ACE_Sbrk_Memory_Pool::ACE_Sbrk_Memory_Pool (const ACE_TCHAR *, - const OPTIONS *) -{ - ACE_TRACE ("ACE_Sbrk_Memory_Pool::ACE_Sbrk_Memory_Pool"); -} - -ACE_Sbrk_Memory_Pool::~ACE_Sbrk_Memory_Pool (void) -{ -} - -void * -ACE_Sbrk_Memory_Pool::base_addr (void) const -{ - return 0; -} - - -// Round up the request to a multiple of the page size. - -size_t -ACE_Sbrk_Memory_Pool::round_up (size_t nbytes) -{ - ACE_TRACE ("ACE_Sbrk_Memory_Pool::round_up"); - return ACE::round_to_pagesize (nbytes); -} -#endif /* !ACE_LACKS_SBRK */ |