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#ifndef RXVT_UTIL_H |
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#define RXVT_UTIL_H |
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extern class byteorder { |
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static unsigned int e; // at least 32 bits |
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public: |
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byteorder (); |
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static bool big_endian () { return e == 0x11223344; }; |
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static bool network () { return e == 0x11223344; }; |
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static bool little_endian () { return e == 0x44332211; }; |
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static bool vax () { return e == 0x44332211; }; |
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} byteorder; |
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template<typename T, typename U> static inline T min (T a, U b) { return a < b ? a : b; } |
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template<typename T, typename U> static inline T max (T a, U b) { return a > b ? a : b; } |
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#include "simplevec.h" |
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template<typename T> |
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struct vector : simplevec<T> |
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{ }; |
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#if 0 |
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template<typename T> |
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struct rxvt_vec : simplevec<void *> { |
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typedef T *iterator; |
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void push_back (T d) { simplevec<void *>::push_back ((void *)d); } |
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T pop_back () { return (T*)simplevec<void *>::pop_back (); } |
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void erase (int i) { erase (begin () + i); } |
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void erase (iterator i) { simplevec<void *>::erase ((void **)i); } |
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iterator begin () const { return (iterator)simplevec<void *>::begin (); } |
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iterator end () const { return (iterator)simplevec<void *>::end (); } |
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T &operator [] (int i) { return * (T *) (& ((* (simplevec<void *> *)this)[i])); } |
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const T &operator [] (int i) const { return * (const T *) (& ((* (const simplevec<void *> *)this)[i])); } |
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}; |
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#endif |
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template <typename I, typename T> |
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I find (I first, I last, const T& value) |
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{ |
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while (first != last && *first != value) |
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++first; |
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return first; |
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} |
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template<typename T> |
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struct auto_ptr { |
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T *p; |
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auto_ptr () : p (0) { } |
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auto_ptr (T *a) : p (a) { } |
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auto_ptr (auto_ptr<T> &a) |
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{ |
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p = a.p; |
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a.p = 0; |
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} |
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template<typename A> |
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auto_ptr (auto_ptr<A> &a) |
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{ |
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p = a.p; |
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a.p = 0; |
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} |
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~auto_ptr () |
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{ |
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delete p; |
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} |
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// void because it makes sense in our context |
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void operator = (T *a) |
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{ |
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delete p; |
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p = a; |
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} |
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void operator = (auto_ptr &a) |
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{ |
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*this = a.p; |
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a.p = 0; |
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} |
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template<typename A> |
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void operator = (auto_ptr<A> &a) |
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{ |
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*this = a.p; |
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a.p = 0; |
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} |
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operator T * () const { return p; } |
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T *operator -> () const { return p; } |
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T &operator * () const { return *p; } |
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T *get () |
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{ |
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T *r = p; |
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p = 0; |
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return r; |
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} |
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}; |
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typedef auto_ptr<char> auto_str; |
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struct stringvec : simplevec<char *> |
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{ |
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~stringvec () |
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{ |
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for (char **c = begin (); c != end (); c++) |
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delete [] *c; |
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} |
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}; |
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#endif |
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