| 1 | // -*- mode: cpp; mode: fold -*- |
| 2 | // Description /*{{{*/ |
| 3 | // $Id: sptr.h,v 1.3 2001/03/11 07:22:19 jgg Exp $ |
| 4 | /* ###################################################################### |
| 5 | |
| 6 | Trivial non-ref counted 'smart pointer' |
| 7 | |
| 8 | This is really only good to eliminate |
| 9 | { |
| 10 | delete Foo; |
| 11 | return; |
| 12 | } |
| 13 | |
| 14 | Blocks from functions. |
| 15 | |
| 16 | I think G++ has become good enough that doing this won't have much |
| 17 | code size implications. |
| 18 | |
| 19 | ##################################################################### */ |
| 20 | /*}}}*/ |
| 21 | #ifndef SMART_POINTER_H |
| 22 | #define SMART_POINTER_H |
| 23 | #include <apt-pkg/macros.h> |
| 24 | |
| 25 | template <class T> |
| 26 | class APT_DEPRECATED_MSG("use std::unique_ptr instead") SPtr |
| 27 | { |
| 28 | public: |
| 29 | T *Ptr; |
| 30 | |
| 31 | inline T *operator ->() {return Ptr;}; |
| 32 | inline T &operator *() {return *Ptr;}; |
| 33 | inline operator T *() {return Ptr;}; |
| 34 | inline operator void *() {return Ptr;}; |
| 35 | inline T *UnGuard() {T *Tmp = Ptr; Ptr = 0; return Tmp;}; |
| 36 | inline void operator =(T *N) {Ptr = N;}; |
| 37 | inline bool operator ==(T *lhs) const {return Ptr == lhs;}; |
| 38 | inline bool operator !=(T *lhs) const {return Ptr != lhs;}; |
| 39 | inline T*Get() {return Ptr;}; |
| 40 | |
| 41 | inline SPtr(T *Ptr) : Ptr(Ptr) {}; |
| 42 | inline SPtr() : Ptr(0) {}; |
| 43 | inline ~SPtr() {delete Ptr;}; |
| 44 | }; |
| 45 | |
| 46 | template <class T> |
| 47 | class APT_DEPRECATED_MSG("use std::unique_ptr instead") SPtrArray |
| 48 | { |
| 49 | public: |
| 50 | T *Ptr; |
| 51 | |
| 52 | //inline T &operator *() {return *Ptr;}; |
| 53 | inline operator T *() {return Ptr;}; |
| 54 | inline operator void *() {return Ptr;}; |
| 55 | inline T *UnGuard() {T *Tmp = Ptr; Ptr = 0; return Tmp;}; |
| 56 | //inline T &operator [](signed long I) {return Ptr[I];}; |
| 57 | inline void operator =(T *N) {Ptr = N;}; |
| 58 | inline bool operator ==(T *lhs) const {return Ptr == lhs;}; |
| 59 | inline bool operator !=(T *lhs) const {return Ptr != lhs;}; |
| 60 | inline T *Get() {return Ptr;}; |
| 61 | |
| 62 | inline SPtrArray(T *Ptr) : Ptr(Ptr) {}; |
| 63 | inline SPtrArray() : Ptr(0) {}; |
| 64 | #if __GNUC__ >= 4 |
| 65 | #pragma GCC diagnostic push |
| 66 | #pragma GCC diagnostic ignored "-Wunsafe-loop-optimizations" |
| 67 | // gcc warns about this, but we can do nothing here… |
| 68 | #endif |
| 69 | inline ~SPtrArray() {delete [] Ptr;}; |
| 70 | #if __GNUC__ >= 4 |
| 71 | #pragma GCC diagnostic pop |
| 72 | #endif |
| 73 | }; |
| 74 | |
| 75 | #endif |