Update.

2001-04-06  Ulrich Drepper  <drepper@redhat.com>

	* iconv/iconv_open.c: Move strip and upstr definitions...
	* iconv/gconv_charset.h: ...here.  New file.
	* iconv/gconv_db.c (once): Move to file level.
	(do_lookup_alias): Split out from __gconv_find_transform.
	(__gconv_find_transform): Call do_lookup_alias.
	(__gconv_loopup_alias): New function.
	* locale/langinfo.h: Define _NL_*_CODESET values for all categories
	but LC_CTYPE.
	* locale/categories.def: Add entries for new _NL_*_CODESET values.
	* locale/C-ctype.c: Use _nl_C_codeset to initialize CODESET entry.
	* locale/C-address.c: Initialize _NL_*_CODESET element.
	* locale/C-collate.c: Likewise.
	* locale/C-identification.c: Likewise.
	* locale/C-measurement.c: Likewise.
	* locale/C-messages.c: Likewise.
	* locale/C-monetary.c: Likewise.
	* locale/C-name.c: Likewise.
	* locale/C-numeric.c: Likewise.
	* locale/C-paper.c: Likewise.
	* locale/C-telephone.c: Likewise.
	* locale/C-time.c: Likewise.
	* locale/localeinfo.h: Declare _nl_C_codeset.
	* locale/C_name.c: Define _nl_C_codeset.
	* locale/findlocale.c: Before accepting locale check that the used
	charset does not conflict with what the locale name said.
	* locale/programs/ld-address.c: Emit codeset information.
	* locale/programs/ld-collate.c: Likewise.
	* locale/programs/ld-identification.c: Likewise.
	* locale/programs/ld-measurement.c: Likewise.
	* locale/programs/ld-messages.c: Likewise.
	* locale/programs/ld-monetary.c: Likewise.
	* locale/programs/ld-name.c: Likewise.
	* locale/programs/ld-numeric.c: Likewise.
	* locale/programs/ld-paper.c: Likewise.
	* locale/programs/ld-telephone.c: Likewise.
	* locale/programs/ld-time.c: Likewise.

	* localedata/tests-mbwc/tst_funcs.h (TST_HEAD_LOCALE): It is an error
	if the locale data couldn't be found.

	* string/Makefile: Define tst-strxfrm-ENV.

	* ysdeps/unix/sysv/linux/ia64/getcontext.S: Fix comment.

28 files changed, 191 insertions, 40 deletions

diff --git a/locale/C-address.c b/locale/C-address.c
index 75a51d2..0d93cb9 100644
--- a/locale/C-address.c
+++ b/locale/C-address.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1998, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1998, 2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
 
@@ -31,7 +31,7 @@ const struct locale_data _nl_C_LC_ADDRESS =
   UNDELETABLE,
   0,
   NULL,
-  12,
+  13,
   {
     { string: "%a%N%f%N%d%N%b%N%s %h %e %r%N%C-%z %T%N%c%N" },
     { string: "" },
@@ -44,6 +44,7 @@ const struct locale_data _nl_C_LC_ADDRESS =
     { string: "" },
     { string: "" },
     { string: "" },
-    { string: "" }
+    { string: "" },
+    { string: _nl_C_codeset }
   }
 };
diff --git a/locale/C-collate.c b/locale/C-collate.c
index 964ea50..575dda7 100644
--- a/locale/C-collate.c
+++ b/locale/C-collate.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1995, 1996, 1997, 1999, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1995,1996,1997,1999,2000,2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1995.
 
@@ -105,7 +105,7 @@ const struct locale_data _nl_C_LC_COLLATE =
   UNDELETABLE,
   0,
   NULL,
-  18,
+  19,
   {
     /* _NL_COLLATE_NRULES */
     { word: 0 },
@@ -142,6 +142,8 @@ const struct locale_data _nl_C_LC_COLLATE =
     /* _NL_COLLATE_COLLSEQMB */
     { string: collseqmb },
     /* _NL_COLLATE_COLLSEQWC */
-    { string: (const char *) collseqwc }
+    { string: (const char *) collseqwc },
+    /* _NL_COLLATE_CODESET */
+    { string: _nl_C_codeset }
   }
 };
diff --git a/locale/C-ctype.c b/locale/C-ctype.c
index 6e036f6..12ac7c1 100644
--- a/locale/C-ctype.c
+++ b/locale/C-ctype.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1995-1999, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1995-1999, 2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1995.
 
@@ -590,7 +590,7 @@ const struct locale_data _nl_C_LC_CTYPE =
     /* _NL_CTYPE_MB_CUR_MAX */
     { word: 1 },
     /* _NL_CTYPE_CODESET_NAME */
-    { string: "ANSI_X3.4-1968" },
+    { string: _nl_C_codeset },
     /* _NL_CTYPE_TOUPPER32 */
     { string: (const char *) &_nl_C_LC_CTYPE_toupper[128] },
     /* _NL_CTYPE_TOLOWER32 */
diff --git a/locale/C-identification.c b/locale/C-identification.c
index 89ebf31..6eef07d 100644
--- a/locale/C-identification.c
+++ b/locale/C-identification.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
 
@@ -31,7 +31,7 @@ const struct locale_data _nl_C_LC_IDENTIFICATION =
   UNDELETABLE,
   0,
   NULL,
-  15,
+  16,
   {
     { string: "ISO/IEC 14652 i18n FDCC-set" },
     { string: "ISO/IEC JTC1/SC22/WG20 - internationalization" },
@@ -51,6 +51,7 @@ const struct locale_data _nl_C_LC_IDENTIFICATION =
 	      "i18n:1999\0" "i18n:1999\0" "\0"          "i18n:1999\0"
 	      "i18n:1999\0" "i18n:1999\0" "i18n:1999\0" "i18n:1999\0"
 	      "i18n:1999\0" "i18n:1999\0" "i18n:1999\0" "i18n:1999\0"
-	      "i18n:1999" }
+	      "i18n:1999" },
+    { string: _nl_C_codeset }
   }
 };
diff --git a/locale/C-measurement.c b/locale/C-measurement.c
index 92de2a9..eddd549 100644
--- a/locale/C-measurement.c
+++ b/locale/C-measurement.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1998, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1998, 2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
 
@@ -31,8 +31,9 @@ const struct locale_data _nl_C_LC_MEASUREMENT =
   UNDELETABLE,
   0,
   NULL,
-  1,
+  2,
   {
-    { string: "\1" }
+    { string: "\1" },
+    { string: _nl_C_codeset }
   }
 };
diff --git a/locale/C-messages.c b/locale/C-messages.c
index 3f96bb0..c2d7cbe 100644
--- a/locale/C-messages.c
+++ b/locale/C-messages.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1995, 1996, 1997, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1996, 1997, 2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995.
 
@@ -31,11 +31,12 @@ const struct locale_data _nl_C_LC_MESSAGES =
   UNDELETABLE,
   0,
   NULL,
-  4,
+  5,
   {
     { string: "^[yY]" },
     { string: "^[nN]" },
     { string: "" },
-    { string: "" }
+    { string: "" },
+    { string: _nl_C_codeset }
   }
 };
diff --git a/locale/C-monetary.c b/locale/C-monetary.c
index e04b2de..6704aa1 100644
--- a/locale/C-monetary.c
+++ b/locale/C-monetary.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1995-1999, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1995-1999, 2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1995.
 
@@ -35,7 +35,7 @@ const struct locale_data _nl_C_LC_MONETARY =
   UNDELETABLE,
   0,
   NULL,
-  45,
+  46,
   {
     { string: "" },
     { string: "" },
@@ -81,6 +81,7 @@ const struct locale_data _nl_C_LC_MONETARY =
     { word: 99991231 },
     { word: 1 },
     { word: (unsigned int) L'\0' },
-    { word: (unsigned int) L'\0' }
+    { word: (unsigned int) L'\0' },
+    { string: _nl_C_codeset }
   }
 };
diff --git a/locale/C-name.c b/locale/C-name.c
index fdce4cb..a34f7dc 100644
--- a/locale/C-name.c
+++ b/locale/C-name.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1998, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1998, 2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
 
@@ -31,13 +31,14 @@ const struct locale_data _nl_C_LC_NAME =
   UNDELETABLE,
   0,
   NULL,
-  6,
+  7,
   {
     { string: "%p%t%g%t%m%t%f" },
     { string: "" },
     { string: "" },
     { string: "" },
     { string: "" },
-    { string: "" }
+    { string: "" },
+    { string: _nl_C_codeset }
   }
 };
diff --git a/locale/C-numeric.c b/locale/C-numeric.c
index 822780d..6afcd68 100644
--- a/locale/C-numeric.c
+++ b/locale/C-numeric.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1995, 1996, 1997, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1996, 1997, 2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1995.
 
@@ -28,12 +28,13 @@ const struct locale_data _nl_C_LC_NUMERIC =
   UNDELETABLE,
   0,
   NULL,
-  5,
+  6,
   {
     { string: "." },
     { string: "" },
     { string: "" },
     { word: (unsigned int) L'.' },
-    { word: (unsigned int) L'\0' }
+    { word: (unsigned int) L'\0' },
+    { string: _nl_C_codeset }
   }
 };
diff --git a/locale/C-paper.c b/locale/C-paper.c
index 19f847c..21f9c99 100644
--- a/locale/C-paper.c
+++ b/locale/C-paper.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
 
@@ -31,9 +31,10 @@ const struct locale_data _nl_C_LC_PAPER =
   UNDELETABLE,
   0,
   NULL,
-  2,
+  3,
   {
     { word: 297 },
-    { word: 210 }
+    { word: 210 },
+    { string: _nl_C_codeset }
   }
 };
diff --git a/locale/C-telephone.c b/locale/C-telephone.c
index adf407d..6d40b6f 100644
--- a/locale/C-telephone.c
+++ b/locale/C-telephone.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1998, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1998, 2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
 
@@ -31,11 +31,12 @@ const struct locale_data _nl_C_LC_TELEPHONE =
   UNDELETABLE,
   0,
   NULL,
-  4,
+  5,
   {
     { string: "+%c %a %l" },
     { string: "" },
     { string: "" },
-    { string: "" }
+    { string: "" },
+    { string: _nl_C_codeset }
   }
 };
diff --git a/locale/C-time.c b/locale/C-time.c
index 17eed63..184dde1 100644
--- a/locale/C-time.c
+++ b/locale/C-time.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1995, 96, 97, 98, 99, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1995-2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@gnu.org>, 1995.
 
@@ -30,7 +30,7 @@ const struct locale_data _nl_C_LC_TIME =
   UNDELETABLE,
   0,
   NULL,
-  110,
+  111,
   {
     { string: "Sun" },
     { string: "Mon" },
@@ -141,6 +141,7 @@ const struct locale_data _nl_C_LC_TIME =
     { string: "\1" },
     { string: "" },
     { string: "%a %b %e %H:%M:%S %Z %Y" },
-    { wstr: (const uint32_t *) L"%a %b %e %H:%M:%S %Z %Y" }
+    { wstr: (const uint32_t *) L"%a %b %e %H:%M:%S %Z %Y" },
+    { string: _nl_C_codeset }
   }
 };
diff --git a/locale/C_name.c b/locale/C_name.c
index fa2ac05..7612544 100644
--- a/locale/C_name.c
+++ b/locale/C_name.c
@@ -6,3 +6,6 @@
 /* Name of our standard locale.  */
 const char _nl_C_name[] = "C";
 const char _nl_POSIX_name[] = "POSIX";
+
+/* The standard codeset.  */
+const char _nl_C_codeset[] = "ANSI_X3.4-1968";
diff --git a/locale/categories.def b/locale/categories.def
index 14b02df..24e5dad 100644
--- a/locale/categories.def
+++ b/locale/categories.def
@@ -1,5 +1,5 @@
 /* Definition of all available locale categories and their items.  -*- C -*-
-   Copyright (C) 1995, 96, 97, 98, 99, 2000 Free Software Foundation, Inc.
+   Copyright (C) 1995-2000, 2001 Free Software Foundation, Inc.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public License as
@@ -57,6 +57,7 @@ DEFINE_CATEGORY
   DEFINE_ELEMENT (_NL_COLLATE_SYMB_EXTRAMB,     "collate-symb-extramb",     std, wstring)
   DEFINE_ELEMENT (_NL_COLLATE_COLLSEQMB,        "collate-collseqmb",        std, wstring)
   DEFINE_ELEMENT (_NL_COLLATE_COLLSEQWC,        "collate-collseqwc",        std, wstring)
+  DEFINE_ELEMENT (_NL_COLLATE_CODESET,		"collate-codeset",	    std, string)
   ), NO_POSTLOAD)
 
 
@@ -182,6 +183,7 @@ DEFINE_CATEGORY
   DEFINE_ELEMENT (_NL_MONETARY_CONVERSION_RATE,        "conversion_rate",         std, wordarray, 2, 2)
   DEFINE_ELEMENT (_NL_MONETARY_DECIMAL_POINT_WC,       "monetary-decimal-point-wc", std, word)
   DEFINE_ELEMENT (_NL_MONETARY_THOUSANDS_SEP_WC,       "monetary-thousands-sep-wc", std, word)
+  DEFINE_ELEMENT (_NL_MONETARY_CODESET,		       "monetary-codeset",	    std, string)
   ), NO_POSTLOAD)
 
 
@@ -194,6 +196,7 @@ DEFINE_CATEGORY
   DEFINE_ELEMENT (GROUPING,      "grouping",      std, bytearray)
   DEFINE_ELEMENT (_NL_NUMERIC_DECIMAL_POINT_WC, "numeric-decimal-point-wc", std, word)
   DEFINE_ELEMENT (_NL_NUMERIC_THOUSANDS_SEP_WC, "numeric-thousands-sep-wc", std, word)
+  DEFINE_ELEMENT (_NL_NUMERIC_CODESET,		"numeric-codeset",	    std, string)
 
   ), NO_POSTLOAD)
 
@@ -242,6 +245,7 @@ DEFINE_CATEGORY
   DEFINE_ELEMENT (_NL_TIME_TIMEZONE,        "timezone",            std, string)
   DEFINE_ELEMENT (_DATE_FMT,                "date_fmt",            opt, string)
   DEFINE_ELEMENT (_NL_W_DATE_FMT,           "wide-date_fmt",       opt, wstring)
+  DEFINE_ELEMENT (_NL_TIME_CODESET,	    "time-codeset",	   std, string)
   ), _nl_postload_time)
 
 
@@ -253,6 +257,7 @@ DEFINE_CATEGORY
   DEFINE_ELEMENT (NOEXPR,  "noexpr",  std, string)
   DEFINE_ELEMENT (YESSTR,  "yesstr",  opt, string)
   DEFINE_ELEMENT (NOSTR,   "nostr",   opt, string)
+  DEFINE_ELEMENT (_NL_MESSAGES_CODESET, "messages-codeset", std, string)
   ), NO_POSTLOAD)
 
 DEFINE_CATEGORY
@@ -261,6 +266,7 @@ DEFINE_CATEGORY
  (
   DEFINE_ELEMENT (_NL_PAPER_HEIGHT, "height", std, word)
   DEFINE_ELEMENT (_NL_PAPER_WIDTH,  "width",  std, word)
+  DEFINE_ELEMENT (_NL_PAPER_CODESET, "paper-codeset", std, string)
   ), NO_POSTLOAD)
 
 DEFINE_CATEGORY
@@ -273,6 +279,7 @@ DEFINE_CATEGORY
   DEFINE_ELEMENT (_NL_NAME_NAME_MRS,  "name_mrs",  std, string)
   DEFINE_ELEMENT (_NL_NAME_NAME_MISS, "name_miss", std, string)
   DEFINE_ELEMENT (_NL_NAME_NAME_MS,   "name_ms",   std, string)
+  DEFINE_ELEMENT (_NL_NAME_CODESET,   "name-codeset", std, string)
   ), NO_POSTLOAD)
 
 DEFINE_CATEGORY
@@ -291,6 +298,7 @@ DEFINE_CATEGORY
   DEFINE_ELEMENT (_NL_ADDRESS_LANG_AB,         "lang_ab",         std, string)
   DEFINE_ELEMENT (_NL_ADDRESS_LANG_TERM,       "lang_term",       std, string)
   DEFINE_ELEMENT (_NL_ADDRESS_LANG_LIB,        "lang_lib",        std, string)
+  DEFINE_ELEMENT (_NL_ADDRESS_CODESET,	       "address-codeset", std, string)
   ), NO_POSTLOAD)
 
 DEFINE_CATEGORY
@@ -301,6 +309,7 @@ DEFINE_CATEGORY
   DEFINE_ELEMENT (_NL_TELEPHONE_TEL_DOM_FMT, "tel_dom_fmt", std, string)
   DEFINE_ELEMENT (_NL_TELEPHONE_INT_SELECT,  "int_select",  std, string)
   DEFINE_ELEMENT (_NL_TELEPHONE_INT_PREFIX,  "int_prefix",  std, string)
+  DEFINE_ELEMENT (_NL_TELEPHONE_CODESET,     "telephone-codeset", std, string)
   ), NO_POSTLOAD)
 
 DEFINE_CATEGORY
@@ -308,6 +317,7 @@ DEFINE_CATEGORY
  LC_MEASUREMENT, "LC_MEASUREMENT",
  (
   DEFINE_ELEMENT (_NL_MEASUREMENT_MEASUREMENT, "measurement", std, byte)
+  DEFINE_ELEMENT (_NL_MEASUREMENT_CODESET,     "measurement-codeset", std, string)
   ), NO_POSTLOAD)
 
 DEFINE_CATEGORY
@@ -328,5 +338,6 @@ DEFINE_CATEGORY
   DEFINE_ELEMENT (_NL_IDENTIFICATION_ABBREVIATION, "abbreviation", std, string)
   DEFINE_ELEMENT (_NL_IDENTIFICATION_REVISION,     "revision",     std, string)
   DEFINE_ELEMENT (_NL_IDENTIFICATION_DATE,         "date",         std, string)
-  DEFINE_ELEMENT (_NL_IDENTIFICATION_CATEGORY,      "category",    std, stringarray, 13, 13)
+  DEFINE_ELEMENT (_NL_IDENTIFICATION_CATEGORY,     "category",     std, stringarray, 13, 13)
+  DEFINE_ELEMENT (_NL_IDENTIFICATION_CODESET,	   "identification-codeset", std, string)
   ), NO_POSTLOAD)
diff --git a/locale/findlocale.c b/locale/findlocale.c
index 948dee2..de2dc2e 100644
--- a/locale/findlocale.c
+++ b/locale/findlocale.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1996,1997,1998,1999,2000,2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
 
@@ -17,6 +17,7 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
+#include <assert.h>
 #include <locale.h>
 #include <stdlib.h>
 #include <string.h>
@@ -26,6 +27,7 @@
 #endif
 
 #include "localeinfo.h"
+#include "../iconv/gconv_charset.h"
 
 
 /* Constant data defined in setlocale.c.  */
@@ -164,6 +166,54 @@ _nl_find_locale (const char *locale_path, size_t locale_path_len,
 	return NULL;
     }
 
+  /* The LC_CTYPE category allows to check whether a locale is really
+     usable.  If the locale name contains a charset name and the
+     charset name used in the locale (present in the LC_CTYPE data) is
+     not the same (after resolving aliases etc) we reject the locale
+     since using it would irritate users expecting the charset named
+     in the locale name.  */
+  if (codeset != NULL)
+    {
+      /* Get the codeset information from the locale file.  */
+      static const int codeset_idx[] =
+	{
+	  [__LC_CTYPE] = _NL_ITEM_INDEX (CODESET),
+	  [__LC_NUMERIC] = _NL_ITEM_INDEX (_NL_NUMERIC_CODESET),
+	  [__LC_TIME] = _NL_ITEM_INDEX (_NL_TIME_CODESET),
+	  [__LC_COLLATE] = _NL_ITEM_INDEX (_NL_COLLATE_CODESET),
+	  [__LC_MONETARY] = _NL_ITEM_INDEX (_NL_MONETARY_CODESET),
+	  [__LC_MESSAGES] = _NL_ITEM_INDEX (_NL_MESSAGES_CODESET),
+	  [__LC_PAPER] = _NL_ITEM_INDEX (_NL_PAPER_CODESET),
+	  [__LC_NAME] = _NL_ITEM_INDEX (_NL_NAME_CODESET),
+	  [__LC_ADDRESS] = _NL_ITEM_INDEX (_NL_ADDRESS_CODESET),
+	  [__LC_TELEPHONE] = _NL_ITEM_INDEX (_NL_TELEPHONE_CODESET),
+	  [__LC_MEASUREMENT] = _NL_ITEM_INDEX (_NL_MEASUREMENT_CODESET),
+	  [__LC_IDENTIFICATION] = _NL_ITEM_INDEX (_NL_IDENTIFICATION_CODESET)
+	};
+      const struct locale_data *data;
+      const char *locale_codeset;
+      char *clocale_codeset;
+      char *ccodeset;
+
+      data = (const struct locale_data *) locale_file->data;
+      locale_codeset =
+	(const char *) data->values[codeset_idx[category]].string;
+      assert (locale_codeset != NULL);
+      /* Note the length of the allocated memory: +3 for up to two slashes
+	 and the NUL byte.  */
+      clocale_codeset = (char *) alloca (strlen (locale_codeset) + 3);
+      strip (clocale_codeset, locale_codeset);
+
+      ccodeset = (char *) alloca (strlen (codeset) + 3);
+      strip (ccodeset, codeset);
+
+      if (strcmp (__gconv_lookup_alias (upstr (ccodeset, ccodeset)),
+		  __gconv_lookup_alias (upstr (clocale_codeset,
+					       clocale_codeset))) != 0)
+	/* The codesets are not identical, don't use the locale.  */
+	return NULL;
+    }
+
   /* Determine the locale name for which loading succeeded.  This
      information comes from the file name.  The form is
      <path>/<locale>/LC_foo.  We must extract the <locale> part.  */
diff --git a/locale/langinfo.h b/locale/langinfo.h
index c2e312f..4ba90d4 100644
--- a/locale/langinfo.h
+++ b/locale/langinfo.h
@@ -231,6 +231,8 @@ enum
 #define _DATE_FMT	_DATE_FMT
   _NL_W_DATE_FMT,
 
+  _NL_TIME_CODESET,
+
   _NL_NUM_LC_TIME,	/* Number of indices in LC_TIME category.  */
 
   /* LC_COLLATE category: text sorting.
@@ -254,6 +256,7 @@ enum
   _NL_COLLATE_SYMB_EXTRAMB,
   _NL_COLLATE_COLLSEQMB,
   _NL_COLLATE_COLLSEQWC,
+  _NL_COLLATE_CODESET,
   _NL_NUM_LC_COLLATE,
 
   /* LC_CTYPE category: character classification.
@@ -459,6 +462,7 @@ enum
   _NL_MONETARY_CONVERSION_RATE,
   _NL_MONETARY_DECIMAL_POINT_WC,
   _NL_MONETARY_THOUSANDS_SEP_WC,
+  _NL_MONETARY_CODESET,
   _NL_NUM_LC_MONETARY,
 
   /* LC_NUMERIC category: formatting of numbers.
@@ -481,6 +485,7 @@ enum
 #endif
   _NL_NUMERIC_DECIMAL_POINT_WC,
   _NL_NUMERIC_THOUSANDS_SEP_WC,
+  _NL_NUMERIC_CODESET,
   _NL_NUM_LC_NUMERIC,
 
   __YESEXPR = _NL_ITEM (__LC_MESSAGES, 0), /* Regex matching ``yes'' input.  */
@@ -495,10 +500,12 @@ enum
 #if defined __USE_GNU || (defined __USE_XOPEN && !defined __USE_XOPEN2K)
 # define NOSTR			__NOSTR
 #endif
+  _NL_MESSAGES_CODESET,
   _NL_NUM_LC_MESSAGES,
 
   _NL_PAPER_HEIGHT = _NL_ITEM (__LC_PAPER, 0),
   _NL_PAPER_WIDTH,
+  _NL_PAPER_CODESET,
   _NL_NUM_LC_PAPER,
 
   _NL_NAME_NAME_FMT = _NL_ITEM (__LC_NAME, 0),
@@ -507,6 +514,7 @@ enum
   _NL_NAME_NAME_MRS,
   _NL_NAME_NAME_MISS,
   _NL_NAME_NAME_MS,
+  _NL_NAME_CODESET,
   _NL_NUM_LC_NAME,
 
   _NL_ADDRESS_POSTAL_FMT = _NL_ITEM (__LC_ADDRESS, 0),
@@ -521,15 +529,18 @@ enum
   _NL_ADDRESS_LANG_AB,
   _NL_ADDRESS_LANG_TERM,
   _NL_ADDRESS_LANG_LIB,
+  _NL_ADDRESS_CODESET,
   _NL_NUM_LC_ADDRESS,
 
   _NL_TELEPHONE_TEL_INT_FMT = _NL_ITEM (__LC_TELEPHONE, 0),
   _NL_TELEPHONE_TEL_DOM_FMT,
   _NL_TELEPHONE_INT_SELECT,
   _NL_TELEPHONE_INT_PREFIX,
+  _NL_TELEPHONE_CODESET,
   _NL_NUM_LC_TELEPHONE,
 
   _NL_MEASUREMENT_MEASUREMENT = _NL_ITEM (__LC_MEASUREMENT, 0),
+  _NL_MEASUREMENT_CODESET,
   _NL_NUM_LC_MEASUREMENT,
 
   _NL_IDENTIFICATION_TITLE = _NL_ITEM (__LC_IDENTIFICATION, 0),
@@ -547,6 +558,7 @@ enum
   _NL_IDENTIFICATION_REVISION,
   _NL_IDENTIFICATION_DATE,
   _NL_IDENTIFICATION_CATEGORY,
+  _NL_IDENTIFICATION_CODESET,
   _NL_NUM_LC_IDENTIFICATION,
 
   /* This marks the highest value used.  */
diff --git a/locale/localeinfo.h b/locale/localeinfo.h
index f1f51d8..f677369 100644
--- a/locale/localeinfo.h
+++ b/locale/localeinfo.h
@@ -155,6 +155,9 @@ extern struct locale_data * *const _nl_current[__LC_LAST];
 extern const char _nl_C_name[];
 extern const char _nl_POSIX_name[];
 
+/* The standard codeset.  */
+extern const char _nl_C_codeset[];
+
 /* Extract the current CATEGORY locale's string for ITEM.  */
 #define _NL_CURRENT(category, item) \
   (_nl_current_##category->values[_NL_ITEM_INDEX (item)].string)
diff --git a/locale/programs/ld-address.c b/locale/programs/ld-address.c
index ed5860d..4e1c581 100644
--- a/locale/programs/ld-address.c
+++ b/locale/programs/ld-address.c
@@ -410,6 +410,11 @@ address_output (struct localedef_t *locale, struct charmap_t *charmap,
   iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
   ++cnt;
 
+  idx[cnt - 3] = idx[cnt - 4] + iov[cnt - 1].iov_len;
+  iov[cnt].iov_base = (void *) charmap->code_set_name;
+  iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
+  ++cnt;
+
   assert (cnt == 3 + _NL_ITEM_INDEX (_NL_NUM_LC_ADDRESS));
 
   write_locale_data (output_path, "LC_ADDRESS",
diff --git a/locale/programs/ld-collate.c b/locale/programs/ld-collate.c
index 2ce4d46..ddaf3ed 100644
--- a/locale/programs/ld-collate.c
+++ b/locale/programs/ld-collate.c
@@ -2522,9 +2522,15 @@ collate_output (struct localedef_t *locale, struct charmap_t *charmap,
   assert (cnt == _NL_ITEM_INDEX (_NL_COLLATE_COLLSEQWC));
   iov[2 + cnt].iov_base = collate->wcseqorder.result;
   iov[2 + cnt].iov_len = collate->wcseqorder.result_size;
+  idx[1 + cnt] = idx[cnt] + iov[2 + cnt].iov_len;
   assert (idx[cnt] % __alignof__ (int32_t) == 0);
   ++cnt;
 
+  assert (cnt == _NL_ITEM_INDEX (_NL_COLLATE_CODESET));
+  iov[2 + cnt].iov_base = (void *) charmap->code_set_name;
+  iov[2 + cnt].iov_len = strlen (iov[2 + cnt].iov_base) + 1;
+  ++cnt;
+
   assert (cnt == _NL_ITEM_INDEX (_NL_NUM_LC_COLLATE));
 
   write_locale_data (output_path, "LC_COLLATE", 2 + cnt, iov);
diff --git a/locale/programs/ld-identification.c b/locale/programs/ld-identification.c
index 12e32f8..9a6dfdf 100644
--- a/locale/programs/ld-identification.c
+++ b/locale/programs/ld-identification.c
@@ -185,6 +185,7 @@ identification_output (struct localedef_t *locale, struct charmap_t *charmap,
   uint32_t idx[_NL_ITEM_INDEX (_NL_NUM_LC_IDENTIFICATION)];
   size_t cnt = 0;
   size_t num;
+  size_t last_idx;
 
   data.magic = LIMAGIC (LC_IDENTIFICATION);
   data.n = _NL_ITEM_INDEX (_NL_NUM_LC_IDENTIFICATION);
@@ -267,19 +268,26 @@ identification_output (struct localedef_t *locale, struct charmap_t *charmap,
   ++cnt;
 
   idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
+  last_idx = cnt - 1;
+  idx[last_idx] = idx[cnt - 2];
   for (num = 0; num < __LC_LAST; ++num)
     if (num != LC_ALL)
       {
 	iov[cnt].iov_base = (void *) identification->category[num];
 	iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
+	idx[last_idx] += iov[cnt].iov_len;
 	++cnt;
       }
 
+  assert (last_idx == _NL_ITEM_INDEX (_NL_NUM_LC_IDENTIFICATION) - 1);
+  iov[cnt].iov_base = (void *) charmap->code_set_name;
+  iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
+  ++cnt;
+
   assert (cnt == (2 + _NL_ITEM_INDEX (_NL_NUM_LC_IDENTIFICATION)
 		  + (__LC_LAST - 2)));
 
-  write_locale_data (output_path, "LC_IDENTIFICATION",
-		     2 + _NL_ITEM_INDEX (_NL_NUM_LC_IDENTIFICATION), iov);
+  write_locale_data (output_path, "LC_IDENTIFICATION", cnt, iov);
 }
 
 
diff --git a/locale/programs/ld-measurement.c b/locale/programs/ld-measurement.c
index 07eb3cb..e2cfa6a 100644
--- a/locale/programs/ld-measurement.c
+++ b/locale/programs/ld-measurement.c
@@ -141,6 +141,11 @@ measurement_output (struct localedef_t *locale, struct charmap_t *charmap,
   iov[cnt].iov_len = 1;
   ++cnt;
 
+  idx[cnt - 2] = iov[0].iov_len + iov[1].iov_len;
+  iov[cnt].iov_base = (void *) charmap->code_set_name;
+  iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
+  ++cnt;
+
   assert (cnt == 2 + _NL_ITEM_INDEX (_NL_NUM_LC_MEASUREMENT));
 
   write_locale_data (output_path, "LC_MEASUREMENT",
diff --git a/locale/programs/ld-messages.c b/locale/programs/ld-messages.c
index cbf240e..dd5de42 100644
--- a/locale/programs/ld-messages.c
+++ b/locale/programs/ld-messages.c
@@ -216,6 +216,11 @@ messages_output (struct localedef_t *locale, struct charmap_t *charmap,
   idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
   iov[cnt].iov_base = (char *) messages->nostr;
   iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
+  ++cnt;
+
+  idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
+  iov[cnt].iov_base = (char *) charmap->code_set_name;
+  iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
 
   assert (cnt + 1 == 2 + _NL_ITEM_INDEX (_NL_NUM_LC_MESSAGES));
 
diff --git a/locale/programs/ld-monetary.c b/locale/programs/ld-monetary.c
index 7779e87..3eeb305 100644
--- a/locale/programs/ld-monetary.c
+++ b/locale/programs/ld-monetary.c
@@ -608,6 +608,11 @@ monetary_output (struct localedef_t *locale, struct charmap_t *charmap,
   iov[cnt].iov_len = sizeof (uint32_t);
   ++cnt;
 
+  idx[cnt - 3] = idx[cnt - 4] + iov[cnt - 1].iov_len;
+  iov[cnt].iov_base = (void *) charmap->code_set_name;
+  iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
+  ++cnt;
+
   assert (cnt == 3 + _NL_ITEM_INDEX (_NL_NUM_LC_MONETARY));
 
   write_locale_data (output_path, "LC_MONETARY",
diff --git a/locale/programs/ld-name.c b/locale/programs/ld-name.c
index 7940c03..8d7b863 100644
--- a/locale/programs/ld-name.c
+++ b/locale/programs/ld-name.c
@@ -200,6 +200,11 @@ name_output (struct localedef_t *locale, struct charmap_t *charmap,
   iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
   ++cnt;
 
+  idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
+  iov[cnt].iov_base = (void *) charmap->code_set_name;
+  iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
+  ++cnt;
+
   assert (cnt == 2 + _NL_ITEM_INDEX (_NL_NUM_LC_NAME));
 
   write_locale_data (output_path, "LC_NAME",
diff --git a/locale/programs/ld-numeric.c b/locale/programs/ld-numeric.c
index 77633ef..6bf6c25 100644
--- a/locale/programs/ld-numeric.c
+++ b/locale/programs/ld-numeric.c
@@ -178,6 +178,11 @@ numeric_output (struct localedef_t *locale, struct charmap_t *charmap,
   idx[cnt - 3] = idx[cnt - 4] + iov[cnt - 1].iov_len;
   iov[cnt].iov_base = (void *) &numeric->thousands_sep_wc;
   iov[cnt].iov_len = sizeof (uint32_t);
+  ++cnt;
+
+  idx[cnt - 3] = idx[cnt - 4] + iov[cnt - 1].iov_len;
+  iov[cnt].iov_base = (void *) charmap->code_set_name;
+  iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
 
   assert (cnt + 1 == 3 + _NL_ITEM_INDEX (_NL_NUM_LC_NUMERIC));
 
diff --git a/locale/programs/ld-paper.c b/locale/programs/ld-paper.c
index d0ca850..b55f985 100644
--- a/locale/programs/ld-paper.c
+++ b/locale/programs/ld-paper.c
@@ -143,6 +143,11 @@ paper_output (struct localedef_t *locale, struct charmap_t *charmap,
   iov[cnt].iov_len = 4;
   ++cnt;
 
+  idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
+  iov[cnt].iov_base = (void *) charmap->code_set_name;
+  iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
+  ++cnt;
+
   assert (cnt == 2 + _NL_ITEM_INDEX (_NL_NUM_LC_PAPER));
 
   write_locale_data (output_path, "LC_PAPER",
diff --git a/locale/programs/ld-telephone.c b/locale/programs/ld-telephone.c
index 2d59079..a2c8d51 100644
--- a/locale/programs/ld-telephone.c
+++ b/locale/programs/ld-telephone.c
@@ -210,6 +210,11 @@ telephone_output (struct localedef_t *locale, struct charmap_t *charmap,
   iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
   ++cnt;
 
+  idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
+  iov[cnt].iov_base = (void *) charmap->code_set_name;;
+  iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
+  ++cnt;
+
   assert (cnt == 2 + _NL_ITEM_INDEX (_NL_NUM_LC_TELEPHONE));
 
   write_locale_data (output_path, "LC_TELEPHONE",
diff --git a/locale/programs/ld-time.c b/locale/programs/ld-time.c
index 1475953..37615c4 100644
--- a/locale/programs/ld-time.c
+++ b/locale/programs/ld-time.c
@@ -869,6 +869,12 @@ time_output (struct localedef_t *locale, struct charmap_t *charmap,
   iov[2 + cnt].iov_base = (void *) time->wdate_fmt;
   iov[2 + cnt].iov_len = ((wcslen (iov[2 + cnt].iov_base) + 1)
                           * sizeof (uint32_t));
+  idx[1 + last_idx] = idx[last_idx] + iov[2 + cnt].iov_len;
+  ++cnt;
+  ++last_idx;
+
+  iov[2 + cnt].iov_base = (void *) charmap->code_set_name;
+  iov[2 + cnt].iov_len = strlen (iov[2 + cnt].iov_base) + 1;
   ++cnt;
   ++last_idx;