diff options
Diffstat (limited to 'apt-pkg/contrib/sptr.h')
-rw-r--r-- | apt-pkg/contrib/sptr.h | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/apt-pkg/contrib/sptr.h b/apt-pkg/contrib/sptr.h new file mode 100644 index 0000000..77806d9 --- /dev/null +++ b/apt-pkg/contrib/sptr.h @@ -0,0 +1,74 @@ +// -*- mode: cpp; mode: fold -*- +// Description /*{{{*/ +/* ###################################################################### + + Trivial non-ref counted 'smart pointer' + + This is really only good to eliminate + { + delete Foo; + return; + } + + Blocks from functions. + + I think G++ has become good enough that doing this won't have much + code size implications. + + ##################################################################### */ + /*}}}*/ +#ifndef SMART_POINTER_H +#define SMART_POINTER_H +#include <apt-pkg/macros.h> + +template <class T> +class APT_DEPRECATED_MSG("use std::unique_ptr instead") SPtr +{ + public: + T *Ptr; + + inline T *operator ->() {return Ptr;}; + inline T &operator *() {return *Ptr;}; + inline operator T *() {return Ptr;}; + inline operator void *() {return Ptr;}; + inline T *UnGuard() {T *Tmp = Ptr; Ptr = 0; return Tmp;}; + inline void operator =(T *N) {Ptr = N;}; + inline bool operator ==(T *lhs) const {return Ptr == lhs;}; + inline bool operator !=(T *lhs) const {return Ptr != lhs;}; + inline T*Get() {return Ptr;}; + + inline SPtr(T *Ptr) : Ptr(Ptr) {}; + inline SPtr() : Ptr(0) {}; + inline ~SPtr() {delete Ptr;}; +}; + +template <class T> +class APT_DEPRECATED_MSG("use std::unique_ptr instead") SPtrArray +{ + public: + T *Ptr; + + //inline T &operator *() {return *Ptr;}; + inline operator T *() {return Ptr;}; + inline operator void *() {return Ptr;}; + inline T *UnGuard() {T *Tmp = Ptr; Ptr = 0; return Tmp;}; + //inline T &operator [](signed long I) {return Ptr[I];}; + inline void operator =(T *N) {Ptr = N;}; + inline bool operator ==(T *lhs) const {return Ptr == lhs;}; + inline bool operator !=(T *lhs) const {return Ptr != lhs;}; + inline T *Get() {return Ptr;}; + + inline SPtrArray(T *Ptr) : Ptr(Ptr) {}; + inline SPtrArray() : Ptr(0) {}; +#if __GNUC__ >= 4 + #pragma GCC diagnostic push + #pragma GCC diagnostic ignored "-Wunsafe-loop-optimizations" + // gcc warns about this, but we can do nothing hereā¦ +#endif + inline ~SPtrArray() {delete [] Ptr;}; +#if __GNUC__ >= 4 + #pragma GCC diagnostic pop +#endif +}; + +#endif |