2001-02-05  Benjamin Kosnik  <bkoz@redhat.com>

	* include/c_std/bits/std_cerrno.h: Correct date format for copyright.
	* include/c_std/bits/std_cctype.h: Same.
	* include/c_std/bits/std_cassert.h: Same.
	* include/c_std/bits/std_cstdarg.h: Same.
	* include/c_std/bits/std_cstddef.h: Same.
	
	* include/c_std/bits/std_cstdio.h: Undefine all names brought into
	namespace std.
	* include/c_std/bits/std_ctime.h: Same.
	* include/c_std/bits/std_clocale.h: Same.
	* include/c_std/bits/std_cmath.h: Same.
	* include/c_std/bits/std_csetjmp.h: Same.
	* include/c_std/bits/std_csignal.h: Same.
	* include/c_std/bits/std_cstring.h: Same.
	* include/c_std/bits/std_cstdlib.h: Same.
	* include/c_std/bits/std_cwchar.h: Same.
	
2001-02-05  Phil Edwards  <pme@sources.redhat.com>

	* testsuite/27_io/ios_base_members_static.cc:  Swap order of tests.

2001-02-05  Mark Mitchell  <mark@codesourcery.com>

	* src/string-inst.cc (string::_M_replace): Explicitly instantiate.
	(string::_S_construct): Likewise.

2001-02-05  Gabriel Dos Reis  <gdr@codesourcery.com>

	* testsuite/config/default.exp: New file.
	* testsuite/config: New directory.

2001-02-04  Mark Mitchell  <mark@codesourcery.com>

	* libsupc++/typeinfo (__GXX_MERGED_TYPEINFO_NAMES): New macro.
	* libsupc++/tinfo.cc (std::typeinfo::operator==): Use strcmp
	whenever !__GXX_MERGED_TYPEINFO_NAMES.
	* libsupc++/tinfo2.cc (std::typeinfo::before): Likewise.

2001-02-03  Alexandre Oliva  <aoliva@redhat.com>
            Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>

        * Makefile.am (mkinstalldirs): Set.
        * src/Makefile.am (mkinstalldirs): Set.
        * libmath/Makefile.am (mkinstalldirs): Set.
        * libsup++/Makefile.am (mkinstalldirs): Set.
        * libio/Makefile.am (mkinstalldirs): Set.	
	* */Makefile.in: Regenerate.

2001-02-03  Benjamin Kosnik  <bkoz@redhat.com>

	* include/bits/stl_threads.h (struct _STL_mutex_lock): Same.
	* include/bits/localefwd.h: More initialization cleanups.

2001-02-03  Jeffrey A Law  <law@cygnus.com>

	* include/bits/ios_base.h (_S_ios_fmtflags_end): Initialize
	correctly targets with 16bit ints.
	(_S_ios_openmode_end): Similarly.
	(_S_ios_iostate_end): Similarly.
	(_S_ios_Seekdir_end): Similarly.
	
2001-02-02  Phil Edwards  <pme@sources.redhat.com>

	* mkcheck.in:  Also limit virtual memory size, for mmap-based mallocs.

2001-02-01  Alexandre Oliva  <aoliva@redhat.com>

	* configure.in (toplevel_srcdir, auxdir): Set.
	* acinclude.m4 (glibcpp_basedir): Set based on auxdir.
	* aclocal.m4, configure, Makefile.in: Rebuilt.
	* libio/Makefile.in, math/Makefile.in, src/Makefile.in: Likewise.
	* libsupc++-v3/Makefile.am (INCLUDES): Use toplevel_srcdir.
	* libsupc++-v3/Makefile.in: Rebuilt.
	* libsupc++-v3/configure.in, libsupc++-v3/configure: Removed.
	* libsupc++-v3/aclocal.m4, libsupc++-v3/config.h.in: Likewise.

2001-01-30   Benjamin Kosnik  <bkoz@redhat.com>

	* config/c_locale_generic.cc: Remove langinfo include.

2001-01-29  Benjamin Kosnik  <bkoz@redhat.com>

	Preliminary named locales.
	* acinclude.m4 (GLIBCPP_ENABLE_CLOCALE): New macro.
	* aclocal.m4: Regenerate.
	* configure.in: Use it.
	* configure: Regerate.
	* src/Makefile.am (sources): Add c++locale.cc.
	(build_headers): Add c++locale.h.
	* src/Makefile.in: Regenerate.
	* config/c_locale_gnu.h: New file. 	
	* config/c_locale_gnu.cc: New file. Non-inline member functions
	for named locales, gnu-specific.
	* config/c_locale_generic.h: New file. 		
	* config/c_locale_generic.cc: New file. Non-inline member
	functions for named locales, generic version.
	* docs/html/configopts.html: Add documentation on new options.

	* include/bits/locale_facets.h (class _Messages): Remove.
	(class _Moneypunct): Remove.
	* src/locale-inst.cc: Remove.
	
	* include/bits/locale_facets.h (class _Collate): Remove.
	* src/locale-inst.cc (std): Remove.
	* src/locale.cc: And here.
	
	* include/bits/localefwd.h (locale::_M_coalesce): New
	function. Correctly put together multi-name locales.
	(_Impl(const _Impl&, category, size_t)): Remove.

	* include/bits/localefwd.h (locale::_Impl): Remove _M_construct_*
	member functions.
	(_M_normalize_category_names): Remove.
	(_M_replace_categories): Fix.

	* src/localename.cc (locale::_Impl::_M_construct_collate): Remove.
	(locale::_Impl::_M_construct_ctype): Remove.
	(locale::_Impl::_M_construct_monetary): Remove.	
	(locale::_Impl::_M_construct_numeric): Remove.	
	(locale::_Impl::_M_construct_time): Remove.		
	(locale::_Impl::_M_construct_messages): Remove.		

	* include/bits/locale_facets.h (_Bad_use_facet): Remove.
	(_Use_facet_failure_handle): Remove.
	* src/locale.cc: Remove definitions.
	* src/locale-inst.cc: And here.
	
	* testsuite/22_locale/ctor_copy_dtor.cc (test01): Fixup. Add tests.

	* src/localename.cc (locale::facet::_S_create_c_locale): Properly
	create and error-check underlying locale object.
	(locale::facet::_S_destroy_c_locale): Add, take care of properly
	tearing down underlying locale object.
	* include/bits/localefwd.h (locale::facet): Declare.
	* testsuite/22_locale/members.cc: Don't test "fr_FR" locale for
	correctness, as glibc apparently has incorrect info in it. Test
	with it when it works again.....	

	* include/bits/localefwd.h (locale::_Impl::__vec_string):
	Remove. Number of categories is fixed at six, so just simplify and
	make this an array of strings.
	(locale::_Impl::_M_has_name): Remove.
	(locale::_Impl::_M_name): Remove.	
	(locale::_Impl::_M_category_names): Turns into...	
	(locale::_Impl::_M_names): ...this.
	(locale::_Impl::_M_has_same_name()): New function.
	* src/localename.cc (locale::_Impl::~_Impl()): Remove here.
	(locale::_Impl::_Impl(size_t __refs, string __str)): Simplify
	signature.
	* src/locale.cc (locale::name()): Construct mangled name
	accurately reflecting combined locale categories.

	* src/locale.cc (locale::classic()): Don't initialize here.
	* src/localename.cc (locale::_Impl::_Impl(size_t __num, size_t
	__refs, bool __has_name, string __str): Do it here.

	* include/bits/localefwd.h: _S_categories_num to
	_S_num_categories. _S_facets_num to _S_num_facets.
	(locale::id::id()): Explicitly set _M_index to zero.
	* src/locale.cc: Same.

	* src/locale.cc: (locale::locale(const char*)): Construct named
	locales uniquely.

	* src/locale.cc: Remove numpunct_byname ctors.
	* testsuite/22_locale/numpunct_byname.cc: New file.
	* testsuite/22_locale/numpunct.cc: New file.	
	
	* include/bits/localefwd.h (class locale): Change data members to
	protected, from private.
	(_Impl::_M_get_c_locale): Add member function.
	(locale::facet::_M_get_global_impl()): Add member function.
	* include/bits/locale_facets.h (numpunct::_M_init): Change to take
	a __c_locale pointer.
	(numpunct::numpunct( __c_locale*, size_t)): Add additonal ctor for
	named locales.
	* testsuite/22_locale/members.cc: New file, test name and combine.
	
	* include/bits/locale_facets.h (class numpunct): Remove class
	_Punct and _Numpunct. Rewrite class numpunct to be correct for
	named locales.
	* include/bits/localefwd.h (locale::_Imp::_M_c_locale): Add.
	* src/localename.cc (_Impl::~_Impl()): Call __frelocale.
	(_Imp::_Impl(size_t, size_t, bool, string)) Initialize _M_c_locale.
	* src/locale-inst.cc: Remove _Numpunct, _Punct instantiations.
	* testsuite/22_locale/numpunct_char_members.cc: New file.
	
2001-01-28  Gabriel Dos Reis  <gdr@codesourcery.com>

	* testsuite/README: Add more comment.
	* testsuite/lib/libstdc++.exp: Tweak comment.

2001-01-26  Benjamin Kosnik  <bkoz@kredhat.com>

	* libsupc++/pure.cc (writestr): Just use cstdio and std::fputs.

2001-01-25  Loren J. Rittle  <ljrittle@acm.org>

        * testsuite/21_strings/inserters_extractors.cc: Remove
        explicit reference to 'testsuite/'.

2001-01-25  Richard Henderson  <rth@redhat.com>

	* config/cpu/alpha/bits/atomicity.h: Remove tricky .subsetion
	bits. Fixes Tru64 build issues.
	
2001-01-25  Michael Sokolov  <msokolov@ivan.Harhan.ORG>

	* acinclude.m4 (GLIBCPP_CHECK_GNU_MAKE): Bourne shell portability bug
	(use ${MAKE-make}, not ${MAKE:-make}).
	* aclocal.m4, configure: Regenerate.

2001-01-25  Mark Mitchell  <mark@codesourcery.com>

	* src/ios.cc: Remove accidental inclusion of <stdio.h> in last
	checkin.

	* src/Makefile.am (sources): Add globals.cc.
	* src/Makefile.in: Regenerated.
	* src/globals.cc: New file.
	* src/ios.cc (cin): Don't define here, just declare extern.
	(cout): Likewise.
	(cerr): Likewise.
	(clog): Likewise.
	(wcin): Likewise.
	(wcout): Likewise.
	(wcerr): Likewise.
	(wclog): Likewise.

2001-01-25  Phil Edwards  <pme@sources.redhat.com>

	* include/bits/std_iterator.h:  Do not include stl_relops.h.
	* include/bits/std_numeric.h:  Ditto.
	* include/bits/stl_algobase.h:  Ditto.
	* include/bits/stl_relops.h:  Add comment warning about problems.

2001-01-25  Gabriel Dos Reis  <gdr@codesourcery.com>

	* testsuite/27_io/*.cc: Remove explicit reference to 'testsuite/'
	in testcases.  Prepare for the DejaGnu based framework.
	* mkcheck.in: Adjust call to tests_flags.  Don't mmkdir testsuite
	directory -- it is now mkcheck working directory.
	* tests_flags.in: Remove reference to $(top_srcdir).  Use
	${SRC_DIR} instead.
	* Makefile.am (check, check-install): Change mkcheck invocation
	logic. 
	* Makefile.in: Regenerate.

2001-01-24  Mark Mitchell  <mark@codesourcery.com>

	* config/os/aix/bits/atomicity.h (__compare_and_swap): Remove.
	(__always_swap): Likewise.

2001-01-23  Chris Demetriou  <cgd@broadcom.com>

	* libsupc++/exception_support.cc (__terminate_func): Remove
	declaration.
	(__terminate_func_ptr): New typedef.
	(__terminate, __terminate_set_func): New extern function
	prototypes.
	(std::terminate): Use __terminate function.
	(std::set_terminate): Use __terminate_set_func function.

2001-01-23  Benjamin Kosnik  <bkoz@redhat.com>

	* configure.target: Just use os_include_dir always.
	* configure.in: Remove calls to GLIBCPP_CHECK_CTYPE_SUPPORT.
	Link atomicity files and ctype files here.
	* configure: Regenerate.
	* acinclude.m4 (GLIBCPP_CHECK_CTYPE_SUPPORT): Remove.
	(GLIBCPP_ENABLE_ATOMICITY): Remove.
	* aclocal.m4: Regenerate.
	
2001-01-23  Chris Demetriou  <cgd@broadcom.com>

	* configure.in: Place definition of MULTISUBDIR in
	libsupc++/Makefile as is done for src/Makefile.
	* configure: Regenerate.

2001-01-23  Phil Edwards  <pme@sources.redhat.com>

	* acinclude.m4:  Cosmetic changes only.
	* aclocal.m4:  Regenerated.
	* configure:  Regenerated.
	* configure.target:  Update documented list of changed variables.
	* docs/html/install.html:  Fix typo.
	* docs/html/20_util/howto.html:  More notes on auto_ptr.
	* docs/html/27_io/howto.html:  More notes on streabufs.
	* docs/html/faq/index.html:  Add rel_ops problem and mention the
	  DEC as(1) .subsection difficulty.
	* docs/html/faq/index.txt:  Regenerated.

2001-01-23  Mark Mitchell  <mark@codesourcery.com>

        * ainclude.m4 (GLIBCPP_CHEC_MATH_DECLS_AND_LINKAGE_1): New macro.
        (GLIBCPP_CHECK_MATH_SUPPORT): Use it.
        (GLIBCPP_CHECK_TYPE_SUPPORT): Don't autoconf ctype information if
        its already provided in config.target.
        * aclocal.m4: Regenerated.
        * configure: Likewise.
        * configure.target: Set ctype_include_dir for lots of systems.
        * libsupc++/Makefile.am: Explicitly include --tag disable-shared.
        * libsupc++/Makefile.in: Regenerated.

2001-01-23  Gabriel Dos Reis  <gdr@codesourcery.com>

	* testsuite/lib/libstdc++.exp: Improve.  Add support for @xxx#
	keyword capability.

	* testsuite/README: Add comment.

2001-01-21  Phil Edwards  <pme@sources.redhat.com>

	* docs/html/configopts.html:  Update for current status.  Fix HTML.
	* docs/html/install.html:  Update for current status.

2001-01-20  Gabriel Dos Reis  <gdr@merlin.codesourcery.com>

	* testsuite/libstdc++.tests/tests.exp: New file.
	* testsuite/lib/libstdc++.exp: Itou.
	* testsuite/README: Itou.

2001-01-20  Gabriel Dos Reis  <gdr@codesourcery.com>

	* tests_flags.in: Just output the bare minimum to run tests.
	Let's the caller do its own arrangement.

	* mkcheck.in: Rename INC_PATH to INCLUDES.  Adjust flags
	computations.

2001-01-19  Gabriel Dos Reis  <gdr@codesourcery.com>

	* testsuite/17_intro: Prepare testcases for new style DejaGnu
	framework. 

2001-01-18  Gabriel Dos Reis  <gdr@codesourcery.com>

	* testsuite/libstdc++.tests, testsuite/lib: New directories.

2001-01-17  Loren J. Rittle  <ljrittle@acm.org>

        * mkcheck.in: Construct file names that match $objdir structure.
        * testsuite/27_io/filebuf_members-1.txt: New file.
        * testsuite/27_io/ifstream_members-1.txt: New file.
        * testsuite/27_io/ostream_inserter_char-1.txt: New file.

	* testsuite/27_io/ios_base_members_static.cc (test02): Add test.
	* testsuite/27_io/ios_base_members_static-1.tst: Add expected output.

2001-01-17  Peter Schmid  <schmid@snake.iap.physik.tu-darmstadt.de>

	* testsuite/27_io/istream_sentry.cc (test02): Fix.

2001-01-17  Benjamin Kosnik  <bkoz@redhat.com>

	libstdc++/1605
	* include/bits/ios_base.h (ios_base::failure): Tighten up throw specs.
	* src/ios.cc (ios_base::failure): Make definitions match.
        * libsupc++/typeinfo (class bad_typeid): Add throw specs.
        (class bad_cast): Same.
        * libsupc++/exception (class exception): Add throw specs.
        * libsupc++/exception_support.cc (set_terminate): Add throw specs.
        (set_unexpected): Same.
        (uncaught_exception): Same.
        (what): Same.

	* docs/html/17_intro/C++STYLE (classname): Fix.
	
2001-01-16  Mark Mitchell  <mark@codesourcery.com>

	* src/gen-num-limits.cc (INSTANTIATIONS): New macro.
	Use it do explicitly instantiate predicate<T> and value<T> for
	all the builtin Ts.

2001-01-16  Nathan Sidwell  <nathan@codesourcery.com>

	* libsupc++/exception_support.cc (__cp_pop_exception): Fix
	uninitialized thinko in last change.

2001-01-16  Mark Mitchell  <mark@codesourcery.com>

	* libsupc++/exception_support.cc (__cp_pop_exception): Change
	prototype.

2001-01-16  Benjamin Kosnik  <bkoz@redhat.com>

	* docs/html/17_intro/C++STYLE (classname): Add more existing
	and stylish patterns.

	libstdc++/944
	* include/bits/istream.tcc (istream::sentry::sentry()): Set
	failbit if the state of the stream is not good.
	* testsuite/27_io/istream_sentry.cc (test02): Add test.
	* testsuite/27_io/istream_manip.cc (test01): Modify.

	libstdc++/1019
	reported by Paolo Carlini <pcarlini@unitus.it>
	* include/bits/istream.tcc (operator>>(istream&, string&)): Fix. 
	* testsuite/21_strings/inserters_extractors.cc (test08): Add test.

	libstdc++/1057
	* include/bits/std_streambuf.h (setp): Set _M_buf_size correctly.
	* include/bits/streambuf.tcc (xsputn): Remove outside if clause.
	(xsgetn): Same. Simplify.
	* testsuite/27_io/streambuf.cc (test04): Add testcases.

	reported by Larry Evans <jcampbell3@prodigy.net> 
	* include/bits/streambuf.tcc (streambuf::xsputn): Just check for
	equality with eof on returned value from overflow.

2001-01-14  Andreas Jaeger  <aj@suse.de>

	* libio/libio.h: Add test for glibc 2.0.

2001-01-12  Benjamin Kosnik  <bkoz@redhat.com>

	* config/os/djgpp/bits/*: Fix dates.

	* include/bits/basic_string.h (_S_find(const _CharT* __beg, const
	_CharT* __end, _CharT __c): Remove.
	* include/bits/basic_string.tcc: Substitute traits::find for _S_find.
	* include/bits/char_traits.h: Tweak.

2001-01-12  Laurynas Biveinis  <lauras@softhome.net>

	* acinclude.m4 (GLIBCPP_CHECK_CTYPE_SUPPORT): check for DJGPP <ctype.h>
	(LIB_AC_PROG_CXX): replace [/\\] with [\\/] to work around older
	bash bug.
	* aclocal.m4: regenerated.
	* configure.target: set os_include_dir to config/os/djgpp under DJGPP.
	* configure: regenerated.
	* config/os/djgpp, config/os/djgpp/bits: new directories.
	* config/os/djgpp/bits/ctype_base.h,
	config/os/djgpp/bits/ctype_inline.h,
	config/os/djgpp/bits/ctype_noninline.h,
	config/os/djgpp/bits/os_defines.h: new files.

2001-01-11   Joseph S. Myers  <jsm28@cam.ac.uk>

	* include/c_std/bits/std_cstdio.h: Undef printf.

2001-01-10  Benjamin Kosnik  <bkoz@redhat.com>

	* src/ios.cc: Fix typo: change cout->wcout.

	* src/Makefile.am (targetincludep): Fix for version-specific-libs.
	* src/Makefile.in: Regenerate.

2001-01-10  Peter Schmid  <schmid@snake.iap.physik.tu-darmstadt.de>

         * include/bits/std_complex.h: Fix a typo.

2001-01-09  Benjamin Kosnik  <bkoz@redhat.com>
	                     <kainz@ilm.com>

	Fixes for libstdc++/1576
	* src/stdstreams.cc: Initialize with NULL filebuf. Delete
	file, move contents into....
	* src/ios.cc: ...Here. Put defines for iostreams objects and
	initialization routines into one file to simplify DSO interaction.
	* include/bits/std_iostream.h: Touch.
	* include/bits/ios_base.h (_S_synched_with_stdio): Make static.
	* src/Makefile.am (sources): Remove stdstreams.cc.
	* src/Makefile.in: Regenerate.

2001-01-10  Gabriel Dos Reis  <gdr@merlin.codesourcery.com>

	* tests_flags.in (check_directory): Fix typo.

2001-01-09  Peter Schmid  <schmid@snake.iap.physik.tu-darmstadt.de>

         * include/bits/std_complex.h: Fix a typo.

2001-01-09  Loren J. Rittle  <ljrittle@acm.org>

	* config/os/bsd/freebsd/bits/ctype_inline.h (is): (Make right
	code path:) Remove magic constants and restructure to handle
	ctype.h bit mask layout changes more gracefully.  (Make fast
	code path:) Use __maskrune (), if available.
	(is): Remove special case for digit and xdigit masks.

2001-01-09  Robert Lipe <robertlipe@usa.net>

	* include/c_std/bits/std_ctime.h: Undefine difftime.

2001-01-09  Alexandre Oliva  <aoliva@redhat.com>

	* src/gen-num-limits.cc (signal_adapter): New template function.
	(signal_handler): Use it, instead of signal.
	(traps<T>): Likewise.  Install SIGTRAP handler too.  Don't
	require both tests to trap to set trap_flag.

2001-01-08  Benjamin Kosnik  <bkoz@redhat.com>

	* include/bits/fpos.h (fpos:::fpos(streamoff __pos)): Explicitly
	initialize mbstate_t member, name offset data members *off, not pos.
	* include/bits/fstream.tcc (filebuf::filebuf): Same.

2001-01-08  Benjamin Kosnik  <bkoz@redhat.com>

	reported by Chris G. Demetriou <cgd@sibyte.com>
	* configure.in: Change -linux-* to -linux*.
	* configure: Regenerate.

2001-01-05  Benjamin Kosnik  <bkoz@redhat.com>

	Fix 27_io/filebuf_members.cc
	* src/localename.cc (locale::_Impl::_Impl(const _Impl& __imp,
	const string& __name, category __cat, size_t __refs): Set
	_M_has_name with _M_name.
	* include/bits/localefwd.h (locale::operator!=): Protect member
	function call with this->.
	* src/locale.cc (locale::operator==): Make fast checks first.
	* include/bits/basic_ios.tcc (basic_ios::init): Simplify.

	* include/bits/ios_base.h (_M_synced_with_stdio): Add data member
	to ios_base::Init.
	* src/ios.cc (ios_base::Init::Init): Initialize here.
	(ios_base::sync_with_stdio): Set here.

2001-01-04  Loren J. Rittle  <ljrittle@acm.org>

        * config/c_io_stdio.cc (__basic_file<_CharT>::sys_open()): On
        systems that support it, call dup() before fdopen().

2001-01-03  Benjamin Kosnik  <bkoz@redhat.com>

	* include/c_std/bits/std_cwctype.h: Include std_cwchar.h for wint_t.
	* testsuite/17_intro/header_cwctype.cc (main): New file.

	* src/Makefile.am (base_headers): Change.
	* include/bits/std_string.h: And here.
	* include/bits/string.tcc: Tweaks, move to...
	* include/bits/basic_string.tcc: ...Here.
	* src/string-inst.cc: Simplify, just instantiate the whole class,
	not member-by-member.

2001-01-02  Benjamin Kosnik  <bkoz@redhat.com>

	* acinclude.m4 (GLIBCPP_ENABLD_CSTDIO): Add in default value.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.

	* include/bits/c++config (__GLIBCPP__): Bump version number.

	* ChangeLog: Start new log for year 2001
	* ChangeLog-2000: New file.

	* docs/html/configopts.html: Make sure default values are current,
	add commentary.

2001-01-01  Benjamin Kosnik  <bkoz@fillmore.redhat.com>

	* include/c_std/bits/std_cwchar.h: Same.
	* testsuite/17_intro/header_cwchar.cc: Same.
	* include/c_std/bits/std_ctime.h: Same.
	* testsuite/17_intro/header_ctime.cc: Same.
	* include/c_std/bits/std_cstdlib.h: Same.
	Clean up undefs, make consistent with cwchar and cmath, etc.
	* testsuite/17_intro/header_cstdlib.cc: Same.
	* include/c_std/bits/std_cstdio.h: Same here.
	* testsuite/17_intro/header_cstring.cc: Same.
	* include/c_std/bits/std_cstring.h: Include std_cstddef.h for size_t.
	* testsuite/17_intro/header_cstring.cc: New file. Check for
	size_t in namespace std.

	* include/c_std/bits/std_cwchar.h: Explicit checks for mbstate_t.
	* acconfig.h (HAVE_MBSTATE_T): Add.
	* config.h.in: Regenerate.
	* acinclude.m4(GLIBCPP_CHECK_WCHAR_T_SUPPORT): Always test for
	mbstate_t.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* testsuite/17_intro/headers_c++.cc: New file.
	* testsuite/17_intro/headers_c.cc: Small changes.

2001-01-01  David Billinghurst <David.Billinghurst@riotinto.com>

	* tests_flags.in: Fix typo in usage.

	* tests_flags.in: Set target specific LIBS for cygwin.
