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Add workaround for broken Cygwin ctype facet, plus some warning suppression.

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This commit is contained in:
jzmaddock
2015-03-19 19:06:26 +00:00
parent 3fde6e8ddd
commit 668279010d
1 changed files with 43 additions and 30 deletions
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73
include/boost/regex/v4/cpp_regex_traits.hpp
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@ -415,8 +415,9 @@ template <class charT>
class cpp_regex_traits_implementation : public cpp_regex_traits_char_layer<charT>
{
public:
typedef typename cpp_regex_traits<charT>::char_class_type char_class_type;
typedef typename std::ctype<charT>::mask native_mask_type;
typedef typename cpp_regex_traits<charT>::char_class_type char_class_type;
typedef typename std::ctype<charT>::mask native_mask_type;
typedef typename boost::make_unsigned<native_mask_type>::type unsigned_native_mask_type;
#ifndef BOOST_REGEX_BUGGY_CTYPE_FACET
BOOST_STATIC_CONSTANT(char_class_type, mask_blank = 1u << 24);
BOOST_STATIC_CONSTANT(char_class_type, mask_word = 1u << 25);
@ -753,19 +754,19 @@ void cpp_regex_traits_implementation<charT>::init()
#ifndef BOOST_REGEX_BUGGY_CTYPE_FACET
static const char_class_type masks[16] =
{
std::ctype<charT>::alnum,
std::ctype<charT>::alpha,
std::ctype<charT>::cntrl,
std::ctype<charT>::digit,
std::ctype<charT>::graph,
static_cast<unsigned_native_mask_type>(std::ctype<charT>::alnum),
static_cast<unsigned_native_mask_type>(std::ctype<charT>::alpha),
static_cast<unsigned_native_mask_type>(std::ctype<charT>::cntrl),
static_cast<unsigned_native_mask_type>(std::ctype<charT>::digit),
static_cast<unsigned_native_mask_type>(std::ctype<charT>::graph),
cpp_regex_traits_implementation<charT>::mask_horizontal,
std::ctype<charT>::lower,
std::ctype<charT>::print,
std::ctype<charT>::punct,
std::ctype<charT>::space,
std::ctype<charT>::upper,
static_cast<unsigned_native_mask_type>(std::ctype<charT>::lower),
static_cast<unsigned_native_mask_type>(std::ctype<charT>::print),
static_cast<unsigned_native_mask_type>(std::ctype<charT>::punct),
static_cast<unsigned_native_mask_type>(std::ctype<charT>::space),
static_cast<unsigned_native_mask_type>(std::ctype<charT>::upper),
cpp_regex_traits_implementation<charT>::mask_vertical,
std::ctype<charT>::xdigit,
static_cast<unsigned_native_mask_type>(std::ctype<charT>::xdigit),
cpp_regex_traits_implementation<charT>::mask_blank,
cpp_regex_traits_implementation<charT>::mask_word,
cpp_regex_traits_implementation<charT>::mask_unicode,
@ -814,27 +815,27 @@ typename cpp_regex_traits_implementation<charT>::char_class_type
static const char_class_type masks[22] =
{
0,
std::ctype<char>::alnum,
std::ctype<char>::alpha,
static_cast<unsigned_native_mask_type>(std::ctype<char>::alnum),
static_cast<unsigned_native_mask_type>(std::ctype<char>::alpha),
cpp_regex_traits_implementation<charT>::mask_blank,
std::ctype<char>::cntrl,
std::ctype<char>::digit,
std::ctype<char>::digit,
std::ctype<char>::graph,
static_cast<unsigned_native_mask_type>(std::ctype<char>::cntrl),
static_cast<unsigned_native_mask_type>(std::ctype<char>::digit),
static_cast<unsigned_native_mask_type>(std::ctype<char>::digit),
static_cast<unsigned_native_mask_type>(std::ctype<char>::graph),
cpp_regex_traits_implementation<charT>::mask_horizontal,
std::ctype<char>::lower,
std::ctype<char>::lower,
std::ctype<char>::print,
std::ctype<char>::punct,
std::ctype<char>::space,
std::ctype<char>::space,
std::ctype<char>::upper,
static_cast<unsigned_native_mask_type>(std::ctype<char>::lower),
static_cast<unsigned_native_mask_type>(std::ctype<char>::lower),
static_cast<unsigned_native_mask_type>(std::ctype<char>::print),
static_cast<unsigned_native_mask_type>(std::ctype<char>::punct),
static_cast<unsigned_native_mask_type>(std::ctype<char>::space),
static_cast<unsigned_native_mask_type>(std::ctype<char>::space),
static_cast<unsigned_native_mask_type>(std::ctype<char>::upper),
cpp_regex_traits_implementation<charT>::mask_unicode,
std::ctype<char>::upper,
static_cast<unsigned_native_mask_type>(std::ctype<char>::upper),
cpp_regex_traits_implementation<charT>::mask_vertical,
std::ctype<char>::alnum | cpp_regex_traits_implementation<charT>::mask_word,
std::ctype<char>::alnum | cpp_regex_traits_implementation<charT>::mask_word,
std::ctype<char>::xdigit,
static_cast<unsigned_native_mask_type>(std::ctype<char>::alnum) | cpp_regex_traits_implementation<charT>::mask_word,
static_cast<unsigned_native_mask_type>(std::ctype<char>::alnum) | cpp_regex_traits_implementation<charT>::mask_word,
static_cast<unsigned_native_mask_type>(std::ctype<char>::xdigit),
};
#else
static const char_class_type masks[22] =
@ -1009,6 +1010,18 @@ public:
else if((f & re_detail::cpp_regex_traits_implementation<charT>::mask_horizontal)
&& this->isctype(c, std::ctype<charT>::space) && !this->isctype(c, re_detail::cpp_regex_traits_implementation<charT>::mask_vertical))
return true;
#ifdef __CYGWIN__
//
// Cygwin has a buggy ctype facet, see https://www.cygwin.com/ml/cygwin/2012-08/msg00178.html:
//
else if((f & std::ctype<charT>::xdigit) == std::ctype<charT>::xdigit)
{
if((c >= 'a') && (c <= 'f'))
return true;
if((c >= 'A') && (c <= 'F'))
return true;
}
#endif
return false;
#else
return m_pimpl->isctype(c, f);