diff options
Diffstat (limited to 'src/libs/7zip/unix/CPP/Common/NewHandler.h')
-rw-r--r-- | src/libs/7zip/unix/CPP/Common/NewHandler.h | 56 |
1 files changed, 54 insertions, 2 deletions
diff --git a/src/libs/7zip/unix/CPP/Common/NewHandler.h b/src/libs/7zip/unix/CPP/Common/NewHandler.h index 215ba05f1..e3e7422c8 100644 --- a/src/libs/7zip/unix/CPP/Common/NewHandler.h +++ b/src/libs/7zip/unix/CPP/Common/NewHandler.h @@ -1,16 +1,68 @@ // Common/NewHandler.h -#ifndef __COMMON_NEWHANDLER_H -#define __COMMON_NEWHANDLER_H +#ifndef __COMMON_NEW_HANDLER_H +#define __COMMON_NEW_HANDLER_H + +/* +This file must be included before any code that uses operators "delete" or "new". +Also you must compile and link "NewHandler.cpp", if you use MSVC 6.0. +The operator "new" in MSVC 6.0 doesn't throw exception "bad_alloc". +So we define another version of operator "new" that throws "CNewException" on failure. + +If you use compiler that throws exception in "new" operator (GCC or new version of MSVC), +you can compile without "NewHandler.cpp". So standard exception "bad_alloc" will be used. + +It's still allowed to use redefined version of operator "new" from "NewHandler.cpp" +with any compiler. 7-Zip's code can work with "bad_alloc" and "CNewException" exceptions. +But if you use some additional code (outside of 7-Zip's code), you must check +that redefined version of operator "new" (that throws CNewException) is not +problem for your code. + +Also we declare delete(void *p) throw() that creates smaller code. +*/ + class CNewException {}; +#ifdef WIN32 +// We can compile my_new and my_delete with _fastcall +/* +void * my_new(size_t size); +void my_delete(void *p) throw(); +// void * my_Realloc(void *p, size_t newSize, size_t oldSize); +*/ +#endif + #ifdef _WIN32 + +void * +#ifdef _MSC_VER +__cdecl +#endif +operator new(size_t size); + void #ifdef _MSC_VER __cdecl #endif operator delete(void *p) throw(); + +#endif + +/* +#ifdef _WIN32 +void * +#ifdef _MSC_VER +__cdecl +#endif +operator new[](size_t size); + +void +#ifdef _MSC_VER +__cdecl +#endif +operator delete[](void *p) throw(); #endif +*/ #endif |