Re: [Boost-Users] Crash with regex, setlocale() return 0 on CW

From: John Maddock (john_maddock_at_[hidden])
Date: 2003-02-20 06:10:13

> The following code on line 841 of c_regex_traits.cpp in the regex 
> library caused a crash when I used it in CodeWarrior 8.1 under OSX:
> 
>   std::string l(std::setlocale(LC_CTYPE, 0));
> 
> Afaict the crash was caused by setlocale() returning 0. To fix this I 
> had to resort to the following ugly hack:
> 
>   namespace std
>   {
>     const char* mysetlocale(int, const char*) { return "C"; }
>   };
>   #include "boost/regex.hpp"
>   #define setlocale mysetlocale
>   #include "boost/regex/src.cpp"
> 
> The C locale was used because I had BOOST_REGEX_USE_C_LOCALE defined. 
> I didn't want to use the C++ locale since it doesn't even provide the 
> basic 0x00-0xFF unicode case mapping that's built into the C locale 
> (due to limited locale support in CW I guess). I'm using the wregex 
> class.

Yikes, OK thanks for the report, I'll get a fix checked in.

John Maddock
http://ourworld.compuserve.com/homepages/john_maddock/index.htm