Boost C++ Libraries: Ticket #878: error C2039: 'mbstate_t' : is not a member of 'std'

anonymous — Fri, 01 Jun 2007 15:50:38 GMT

I've added this to my local version for testing. Assuming no problems, it will appear in 1.35

farid_zaripov — Tue, 05 Jun 2007 17:11:35 GMT

The cross-reference link to the Apache STDCXX issue tracker: http://issues.apache.org/jira/browse/STDCXX-430

Tue, 19 Jun 2007 17:40:04 GMT

May I hope that the changes will appear in 1.34.1?

status, resolution changed; severity set

Robert Ramey — Thu, 01 Nov 2007 18:25:37 GMT

status assigned → closed
resolution None → fixed
severity → Showstopper

status changed; resolution deleted

faridz@… — Mon, 21 Jan 2008 22:07:50 GMT

status closed → reopened
resolution fixed

Ticked fixed not completely:

..\boost\archive\codecvt_null.hpp(37) : error C2039: 'mbstate_t' : is not a member of 'operator``global namespace'''
..\boost\archive\codecvt_null.hpp(37) : error C2873: 'mbstate_t' : symbol cannot be used in a using-declaration
..\boost\archive\codecvt_null.hpp(48) : error C2039: 'mbstate_t' : is not a member of 'std'
..\boost\archive\codecvt_null.hpp(48) : error C2065: 'mbstate_t' : undeclared identifier
..\boost\archive\codecvt_null.hpp(48) : error C2955: 'std::codecvt' : use of class template requires template argument list
        D:\stdcxx\4.2.x\include\loc\_codecvt.h(171) : see declaration of 'std::codecvt'
..\boost\archive\codecvt_null.hpp(60) : error C2039: 'mbstate_t' : is not a member of 'std'
..\boost\archive\codecvt_null.hpp(60) : error C3861: 'mbstate_t': identifier not found, even with argument-dependent lookup
..\boost\archive\codecvt_null.hpp(60) : error C2955: 'std::codecvt' : use of class template requires template argument list
        D:\stdcxx\4.2.x\include\loc\_codecvt.h(171) : see declaration of 'std::codecvt'
..\boost\archive\codecvt_null.hpp(64) : error C2039: 'mbstate_t' : is not a member of 'std'
..\boost\archive\codecvt_null.hpp(64) : error C2061: syntax error : identifier 'mbstate_t'
..\boost\archive\codecvt_null.hpp(74) : error C2039: 'mbstate_t' : is not a member of 'std'
..\boost\archive\codecvt_null.hpp(74) : error C2061: syntax error : identifier 'mbstate_t'

The patch:

Index: boost/archive/codecvt_null.hpp
===================================================================
--- boost/archive/codecvt_null.hpp	(revision 42906)
+++ boost/archive/codecvt_null.hpp	(working copy)
@@ -18,6 +18,7 @@
 #include <locale>
 #include <cstddef>
+#include <wchar.h>   // for mbstate_t
 #include <boost/config.hpp>
 #include <boost/archive/detail/auto_link_archive.hpp>

faridz@… — Tue, 22 Jan 2008 10:08:10 GMT

The error in utf8_codecvt_facet.hpp:

utf8_codecvt_facet.cpp
..\boost/detail/utf8_codecvt_facet.hpp(114) : error C2039: 'mbstate_t' : is not a member of 'std'
..\boost/detail/utf8_codecvt_facet.hpp(122) : error C2039: 'mbstate_t' : is not a member of 'std'
..\boost/detail/utf8_codecvt_facet.hpp(132) : error C2039: 'mbstate_t' : is not a member of 'std'
..\boost/detail/utf8_codecvt_facet.hpp(161) : error C2039: 'mbstate_t' : is not a member of 'std'
..\boost/detail/utf8_codecvt_facet.hpp(179) : error C2039: 'mbstate_t' : is not a member of 'std'
..\boost/detail/utf8_codecvt_facet.hpp(117) : error C2039: 'mbstate_t' : is not a member of 'std'
..\libs/detail/utf8_codecvt_facet.cpp(35) : error C2039: 'mbstate_t' : is not a member of 'std'
..\libs/detail/utf8_codecvt_facet.cpp(112) : error C2039: 'mbstate_t' : is not a member of 'std'
..\libs/detail/utf8_codecvt_facet.cpp(174) : error C2039: 'mbstate_t' : is not a member of 'std'

The patch:

Index: boost/detail/utf8_codecvt_facet.hpp
===================================================================
--- boost/detail/utf8_codecvt_facet.hpp	(revision 42908)
+++ boost/detail/utf8_codecvt_facet.hpp	(working copy)
@@ -96,6 +96,8 @@
     #elif defined(BOOST_NO_STDC_NAMESPACE)
         using ::mbstate_t;
         using ::codecvt;
+    #elif defined(BOOST_RWSTD_VER)
+        using ::mbstate_t;
     #endif
 } // namespace std

status changed; resolution set

Robert Ramey — Wed, 23 Jan 2008 17:39:48 GMT

status reopened → closed
resolution → fixed

OK - I made the change in my local system.

Should appear on Boost 1.36