diff options
author | Boris Kolpackov <boris@codesynthesis.com> | 2010-08-18 20:02:11 +0200 |
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committer | Boris Kolpackov <boris@codesynthesis.com> | 2010-08-18 20:02:11 +0200 |
commit | 2636e266dc7a048e52b40b668c460c2793e897c4 (patch) | |
tree | 9717f573d9733b8cfa09a15ee44ed7768c427d7b /odb/shared-ptr/base.cxx | |
parent | dce5d0658e67ced4d5fa64f98f598b86917927a7 (diff) |
Move shared_ptr to the details namespace
Diffstat (limited to 'odb/shared-ptr/base.cxx')
-rw-r--r-- | odb/shared-ptr/base.cxx | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/odb/shared-ptr/base.cxx b/odb/shared-ptr/base.cxx deleted file mode 100644 index 197d20b..0000000 --- a/odb/shared-ptr/base.cxx +++ /dev/null @@ -1,77 +0,0 @@ -// file : odb/shared-ptr/base.cxx -// author : Boris Kolpackov <boris@codesynthesis.com> -// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC -// license : GNU GPL v2; see accompanying LICENSE file - -#include <odb/shared-ptr/base.hxx> - -using std::size_t; - -// -// -odb::share shared = odb::share (1); -odb::share exclusive = odb::share (2); - -// -// -namespace odb -{ - const char* not_shared:: - what () const throw () - { - return "object is not shared"; - } - - bool shared_base:: - _dec_ref_callback () - { - bool r (--counter_ == 0); - - if (r) - { - callback_->zero_counter (callback_->arg); - r = (counter_ == 0); - } - - return r; - } -} - -// -// -void* -operator new (size_t n, odb::share s) throw (std::bad_alloc) -{ - if (s == shared) - { - // Here we need to make sure we don't break the alignment of the - // returned block. For that we need to know the maximum alignment - // of this platform. Twice the pointer size is a good guess for - // most platforms. - // - size_t* p = static_cast<size_t*> (operator new (n + 2 * sizeof (size_t))); - *p++ = 1; // Initial count. - *p++ = 0xDEADBEEF; // Signature. - return p; - } - else - return operator new (n); - -} - -void -operator delete (void* p, odb::share s) throw () -{ - // This version of operator delete is only called when the c-tor - // fails. In this case there is no object and we can just free the - // memory. - // - if (s == shared) - { - size_t* sp = static_cast<size_t*> (p); - sp -= 2; - operator delete (sp); - } - else - operator delete (p); -} |