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Diffstat (limited to 'Build/source/libs/teckit/TECkit-2.5.1/source/ulong_chartraits.h')
-rw-r--r-- | Build/source/libs/teckit/TECkit-2.5.1/source/ulong_chartraits.h | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/Build/source/libs/teckit/TECkit-2.5.1/source/ulong_chartraits.h b/Build/source/libs/teckit/TECkit-2.5.1/source/ulong_chartraits.h new file mode 100644 index 00000000000..85aa317b284 --- /dev/null +++ b/Build/source/libs/teckit/TECkit-2.5.1/source/ulong_chartraits.h @@ -0,0 +1,109 @@ +#ifndef __ulong_chartraits_h__ +#define __ulong_chartraits_h__ + +#include <iostream> +#include <string> +#include <cstring> +#include <locale> + +/* + This used to be defined for unsigned long; changed to unsigned int for 64-bit architecture. + Note that this will now fail if int is not 4 bytes (let's hope nobody is using such old compilers any more). + The real solution would be a proper autoconf setup for TECkit, but that's left for another day. +*/ + +// Provide std::char_traits specialization for unsigned int. + +// BEWARE: +// This is adequate for the TECkit compiler but would not work for generic stream i/o, for example. + +namespace std +{ + template<> + struct char_traits<unsigned int> + { + typedef unsigned int char_type; + + // NB: this type should be bigger than char_type, so as to + // properly hold EOF values in addition to the full range of + // char_type values. + typedef unsigned int int_type; + + typedef streampos pos_type; + typedef streamoff off_type; + typedef mbstate_t state_type; + + static void + assign(char_type& __c1, const char_type& __c2) + { __c1 = __c2; } + + static bool + eq(const char_type& __c1, const char_type& __c2) + { return __c1 == __c2; } + + static bool + lt(const char_type& __c1, const char_type& __c2) + { return __c1 < __c2; } + + static int + compare(const char_type* __s1, const char_type* __s2, size_t __n) + { + for (size_t __i = 0; __i < __n; ++__i) + if (!eq(__s1[__i], __s2[__i])) + return lt(__s1[__i], __s2[__i]) ? -1 : 1; + return 0; + } + + static size_t + length(const char_type* __s) + { + const char_type* __p = __s; + while (*__p) ++__p; + return (__p - __s); + } + + static const char_type* + find(const char_type* __s, size_t __n, const char_type& __a) + { + for (const char_type* __p = __s; size_t(__p - __s) < __n; ++__p) + if (*__p == __a) return __p; + return 0; + } + + static char_type* + move(char_type* __s1, const char_type* __s2, size_t __n) + { return (char_type*) memmove(__s1, __s2, __n * sizeof(char_type)); } + + static char_type* + copy(char_type* __s1, const char_type* __s2, size_t __n) + { return (char_type*) memcpy(__s1, __s2, __n * sizeof(char_type)); } + + static char_type* + assign(char_type* __s, size_t __n, char_type __a) + { + for (char_type* __p = __s; __p < __s + __n; ++__p) + assign(*__p, __a); + return __s; + } + + static char_type + to_char_type(const int_type& __c) + { return char_type(__c); } + + static int_type + to_int_type(const char_type& __c) { return int_type(__c); } + + static bool + eq_int_type(const int_type& __c1, const int_type& __c2) + { return __c1 == __c2; } + + static int_type + eof() { return static_cast<int_type>(-1); } + + static int_type + not_eof(const int_type& __c) + { return eq_int_type(__c, eof()) ? int_type(0) : __c; } + }; +} + +#endif |