diff options
Diffstat (limited to 'mysys/my_new.cc')
-rw-r--r-- | mysys/my_new.cc | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/mysys/my_new.cc b/mysys/my_new.cc new file mode 100644 index 00000000..88080f3e --- /dev/null +++ b/mysys/my_new.cc @@ -0,0 +1,96 @@ +/* Copyright (c) 2000, 2001, 2003-2006 MySQL AB, 2009 Sun Microsystems, Inc. + Use is subject to license terms. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; version 2 of the License. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335 USA */ + +/* + This is a replacement of new/delete operators to be used when compiling + with gcc 3.0.x to avoid including libstdc++ + + It is also used to make all memory allocations to go through + my_malloc/my_free wrappers (for debugging/safemalloc and accounting) +*/ + +#include "mysys_priv.h" +#include <new> + +#ifdef USE_MYSYS_NEW + +void *operator new (size_t sz) +{ + return (void *) my_malloc (sz ? sz : 1, MYF(0)); +} + +void *operator new[] (size_t sz) +{ + return (void *) my_malloc (sz ? sz : 1, MYF(0)); +} + +void* operator new(std::size_t sz, const std::nothrow_t&) throw() +{ + return (void *) my_malloc (sz ? sz : 1, MYF(0)); +} + +void* operator new[](std::size_t sz, const std::nothrow_t&) throw() +{ + return (void *) my_malloc (sz ? sz : 1, MYF(0)); +} + +void operator delete (void *ptr, std::size_t) +{ + my_free(ptr); +} + +void operator delete (void *ptr) +{ + my_free(ptr); +} + +void operator delete[] (void *ptr) throw () +{ + my_free(ptr); +} + +void operator delete[] (void *ptr, std::size_t) throw () +{ + my_free(ptr); +} + +void operator delete(void* ptr, const std::nothrow_t&) throw() +{ + my_free(ptr); +} + +void operator delete[](void* ptr, const std::nothrow_t&) throw() +{ + my_free(ptr); +} + +C_MODE_START + +int __cxa_pure_virtual() +{ + assert(! "Aborted: pure virtual method called."); + return 0; +} + +C_MODE_END +#else +/* + Define a dummy symbol, just to avoid compiler/linker warnings + about compiling an essentially empty file. +*/ +int my_new_cc_symbol; +#endif /* USE_MYSYS_NEW */ + |