diff options
Diffstat (limited to 'gcc-4.9/libstdc++-v3/include/bits/regex.tcc')
| -rw-r--r-- | gcc-4.9/libstdc++-v3/include/bits/regex.tcc | 106 |
1 files changed, 34 insertions, 72 deletions
diff --git a/gcc-4.9/libstdc++-v3/include/bits/regex.tcc b/gcc-4.9/libstdc++-v3/include/bits/regex.tcc index 5fa1f018b..5eeb0e66f 100644 --- a/gcc-4.9/libstdc++-v3/include/bits/regex.tcc +++ b/gcc-4.9/libstdc++-v3/include/bits/regex.tcc @@ -62,6 +62,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION return false; typename match_results<_BiIter, _Alloc>::_Base_type& __res = __m; + __m._M_begin = __s; __res.resize(__re._M_automaton->_M_sub_count() + 2); for (auto& __it : __res) __it.matched = false; @@ -274,53 +275,17 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION "right-curly-bracket", "tilde", "DEL", - "" }; - // same as boost - //static const char* __digraphs[] = - // { - // "ae", - // "Ae", - // "AE", - // "ch", - // "Ch", - // "CH", - // "ll", - // "Ll", - // "LL", - // "ss", - // "Ss", - // "SS", - // "nj", - // "Nj", - // "NJ", - // "dz", - // "Dz", - // "DZ", - // "lj", - // "Lj", - // "LJ", - // "" - // }; - - std::string __s(__last - __first, '?'); - __fctyp.narrow(__first, __last, '?', &*__s.begin()); - - for (unsigned int __i = 0; *__collatenames[__i]; __i++) - if (__s == __collatenames[__i]) - return string_type(1, __fctyp.widen(static_cast<char>(__i))); - - //for (unsigned int __i = 0; *__digraphs[__i]; __i++) - // { - // const char* __now = __digraphs[__i]; - // if (__s == __now) - // { - // string_type ret(__s.size(), __fctyp.widen('?')); - // __fctyp.widen(__now, __now + 2/* ouch */, &*ret.begin()); - // return ret; - // } - // } + string __s(__first, __last); + for (const auto& __it : __collatenames) + if (__s == __it) + return string_type(1, __fctyp.widen( + static_cast<char>(&__it - __collatenames))); + + // TODO Add digraph support: + // http://boost.sourceforge.net/libs/regex/doc/collating_names.html + return string_type(); } @@ -331,12 +296,10 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION lookup_classname(_Fwd_iter __first, _Fwd_iter __last, bool __icase) const { typedef std::ctype<char_type> __ctype_type; - typedef std::ctype<char> __cctype_type; - typedef const pair<const char*, char_class_type> _ClassnameEntry; const __ctype_type& __fctyp(use_facet<__ctype_type>(_M_locale)); - const __cctype_type& __cctyp(use_facet<__cctype_type>(_M_locale)); - static _ClassnameEntry __classnames[] = + // Mappings from class name to class mask. + static const pair<const char*, char_class_type> __classnames[] = { {"d", ctype_base::digit}, {"w", {ctype_base::alnum, _RegexMask::_S_under}}, @@ -355,22 +318,19 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION {"xdigit", ctype_base::xdigit}, }; - std::string __s(__last - __first, '?'); - __fctyp.narrow(__first, __last, '?', &__s[0]); - __cctyp.tolower(&*__s.begin(), &*__s.begin() + __s.size()); - for (_ClassnameEntry* __it = __classnames; - __it < *(&__classnames + 1); - ++__it) - { - if (__s == __it->first) - { - if (__icase - && ((__it->second - & (ctype_base::lower | ctype_base::upper)) != 0)) - return ctype_base::alpha; - return __it->second; - } - } + string __s; + for (auto __cur = __first; __cur != __last; ++__cur) + __s += __fctyp.narrow(__fctyp.tolower(*__cur), '?'); + + for (const auto& __it : __classnames) + if (__s == __it.first) + { + if (__icase + && ((__it.second + & (ctype_base::lower | ctype_base::upper)) != 0)) + return ctype_base::alpha; + return __it.second; + } return 0; } @@ -581,8 +541,10 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION | regex_constants::match_continuous)) { _GLIBCXX_DEBUG_ASSERT(_M_match[0].matched); - _M_match.at(_M_match.size()).first = __prefix_first; - _M_match._M_in_iterator = true; + auto& __prefix = _M_match.at(_M_match.size()); + __prefix.first = __prefix_first; + __prefix.matched = __prefix.first != __prefix.second; + // [28.12.1.4.5] _M_match._M_begin = _M_begin; return *this; } @@ -594,8 +556,10 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION if (regex_search(__start, _M_end, _M_match, *_M_pregex, _M_flags)) { _GLIBCXX_DEBUG_ASSERT(_M_match[0].matched); - _M_match.at(_M_match.size()).first = __prefix_first; - _M_match._M_in_iterator = true; + auto& __prefix = _M_match.at(_M_match.size()); + __prefix.first = __prefix_first; + __prefix.matched = __prefix.first != __prefix.second; + // [28.12.1.4.5] _M_match._M_begin = _M_begin; } else @@ -614,11 +578,9 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION _M_position = __rhs._M_position; _M_subs = __rhs._M_subs; _M_n = __rhs._M_n; - _M_result = __rhs._M_result; _M_suffix = __rhs._M_suffix; _M_has_m1 = __rhs._M_has_m1; - if (__rhs._M_result == &__rhs._M_suffix) - _M_result = &_M_suffix; + _M_normalize_result(); return *this; } |