// This file is part of the ustl library, an STL implementation. // // Copyright (C) 2005 by Mike Sharov <msharov@users.sourceforge.net> // This file is free software, distributed under the MIT License. // /// \file unew.h /// /// \brief Same as \<new\>, but throws ustl:: exceptions. // #ifndef UNEW_H_11D237512B324C9C05A55DAF1BF086F1 #define UNEW_H_11D237512B324C9C05A55DAF1BF086F1 #include "uexception.h" /// Just like malloc, but throws on failure. void* throwing_malloc (size_t n) throw (ustl::bad_alloc); /// Just like free, but doesn't crash when given a NULL. void free_nullok (void* p) throw(); #ifdef WITHOUT_LIBSTDCPP // // These are replaceable signatures: // - normal single new and delete (no arguments, throw @c bad_alloc on error) // - normal array new and delete (same) // - @c nothrow single new and delete (take a @c nothrow argument, return // @c NULL on error) // - @c nothrow array new and delete (same) // // Placement new and delete signatures (take a memory address argument, // does nothing) may not be replaced by a user's program. // inline void* operator new (size_t n) throw (ustl::bad_alloc) { return (throwing_malloc (n)); } inline void* operator new[] (size_t n) throw (ustl::bad_alloc) { return (throwing_malloc (n)); } inline void operator delete (void* p) throw() { free_nullok (p); } inline void operator delete[] (void* p) throw() { free_nullok (p); } // Default placement versions of operator new. inline void* operator new (size_t, void* p) throw() { return (p); } inline void* operator new[] (size_t, void* p) throw() { return (p); } // Default placement versions of operator delete. inline void operator delete (void*, void*) throw() { } inline void operator delete[](void*, void*) throw() { } #else #include <new> #endif // WITHOUT_LIBSTDCPP #endif