diff options
Diffstat (limited to 'boost/xpressive/traits/detail/c_ctype.hpp')
| -rw-r--r-- | boost/xpressive/traits/detail/c_ctype.hpp | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/boost/xpressive/traits/detail/c_ctype.hpp b/boost/xpressive/traits/detail/c_ctype.hpp index 5ed5d97c78..40788c46cd 100644 --- a/boost/xpressive/traits/detail/c_ctype.hpp +++ b/boost/xpressive/traits/detail/c_ctype.hpp @@ -496,8 +496,7 @@ struct char_class_impl<char> static bool isctype(char ch, char_class_type mask) { - using namespace std; - if(0 != __isctype(static_cast<unsigned char>(ch), mask)) + if(glibc_isctype(ch, mask)) { return true; } @@ -511,6 +510,15 @@ struct char_class_impl<char> return false; } + + static bool glibc_isctype(char ch, char_class_type mask) + { + #ifdef __isctype + return 0 != __isctype(ch, mask); + #else + return 0 != ((*__ctype_b_loc())[(int)(ch)] & (unsigned short int)mask); + #endif + } }; #ifndef BOOST_XPRESSIVE_NO_WREGEX |