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Re: _GLIBCPP_USE_WCHAR_T undefined in FreeBSD's c++config.h?
On Wed, Feb 19, 2003 at 01:45:44PM -0600, Benjamin Kosnik wrote:
>
> >FreeBSD does not implement iconv family functions in the base system, it
> >has a WCHAR_MIN/WCHAR_MAX constants defined in a wrong header and wcstof
> >function is not committed yet. These three prevent libstdc++ configure
> >from enabling wchar_t instantiations.
>
> Thanks, this was very informative. It's great news that this is so close
> to working on FreeBSD.
And in the meantime...
2003-02-20 Phil Edwards <pme at gcc dot gnu dot org>
* docs/html/faq/index.html (3.9): New note, wchar_t on FreeBSD.
* docs/html/faq/index.txt: Regenerate.
Index: docs/html/faq/index.html
===================================================================
RCS file: /cvs/gcc/gcc/libstdc++-v3/docs/html/faq/index.html,v
retrieving revision 1.51
diff -u -3 -p -r1.51 index.html
--- docs/html/faq/index.html 3 Feb 2003 16:47:44 -0000 1.51
+++ docs/html/faq/index.html 20 Feb 2003 17:55:43 -0000
@@ -73,6 +73,7 @@
<li><a href="#3_6">OS X ctype.h is broken! How can I hack it?</a></li>
<li><a href="#3_7">Threading is broken on i386</a></li>
<li><a href="#3_8">Recent GNU/Linux glibc required?</a></li>
+ <li><a href="#3_9">Can't use wchar_t/wstring on FreeBSD</a></li>
</ol>
</li>
@@ -520,7 +521,23 @@ which is no longer available, thanks dej
glibc version 2.3.x available now.
</p>
<p>The guideline is simple: the more recent the C++ library, the
- more recent the C library.
+ more recent the C library. (This is also documented in the main
+ GCC installation instructions.)
+ </p>
+
+<hr />
+ <h2><a name="3_9">3.9 Can't use wchar_t/wstring on FreeBSD</a></h2>
+ <p>At the moment there are a few problems in FreeBSD's support for
+ wide character functions, and as a result the libstdc++ configury
+ decides that wchar_t support should be disabled. Once the underlying
+ problems are fixed in FreeBSD (soon), the library support will
+ automatically enable itself.
+ </p>
+ <p>You can fix the problems yourself, and learn more about the situation,
+ by reading
+ <a href="http://gcc.gnu.org/ml/libstdc++/2003-02/subjects.html#00286";>
+ this short thread</a> ("_GLIBCPP_USE_WCHAR_T undefined in
+ FreeBSD's c++config.h?").
</p>
<hr />