Fix handling of LC_CTYPE in locale name handling

ChangeLog

@@ -1,5 +1,9 @@
 2011-05-21  Ulrich Drepper  <drepper@gmail.com>
 
+	[BZ #12788]
+	* locale/setlocale.c (new_composite_name): Fix test to check for
+	identical name of all categories.
+
 	[BZ #12792]
 	* libio/filedoalloc.c (local_isatty): New function.
 	(_IO_file_doallocate): Use local_isatty.

NEWS

@@ -16,7 +16,7 @@ Version 2.14
   12454, 12460, 12469, 12489, 12509, 12510, 12511, 12518, 12527, 12541,
   12545, 12551, 12582, 12583, 12587, 12597, 12601, 12611, 12625, 12626,
   12631, 12650, 12653, 12655, 12660, 12681, 12685, 12711, 12713, 12714,
-  12717, 12723, 12724, 12734, 12738, 12746, 12766, 12775, 12792
+  12717, 12723, 12724, 12734, 12738, 12746, 12766, 12775, 12788, 12792
 
 * The RPC implementation in libc is obsoleted.  Old programs keep working
   but new programs cannot be linked with the routines in libc anymore.

locale/setlocale.c

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992, 1995-2000, 2002, 2003, 2004, 2006, 2008, 2010
+/* Copyright (C) 1991, 1992, 1995-2000, 2002, 2003, 2004, 2006, 2008, 2010, 2011
    Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -155,7 +155,7 @@ new_composite_name (int category, const char *newnames[__LC_LAST])
 			    _nl_global_locale.__names[i]);
 	last_len = strlen (name);
 	cumlen += _nl_category_name_sizes[i] + 1 + last_len + 1;
-	if (i > 0 && same && strcmp (name, newnames[0]) != 0)
+	if (same && name != newnames[0] && strcmp (name, newnames[0]) != 0)
 	  same = 0;
       }
 

localedata/ChangeLog

@@ -1,3 +1,9 @@
+2011-05-21  Ulrich Drepper  <drepper@gmail.com>
+
+	[BZ #12788]
+	* bug-setlocale1.c: New file.
+	* Makefile: Add rules to build and run bug-setlocale1.
+
 2011-05-17  Ulrich Drepper  <drepper@gmail.com>
 
 	[BZ #11837]

localedata/Makefile

@@ -1,4 +1,4 @@
-# Copyright (C) 1996-2003,2005,2007,2008,2009 Free Software Foundation, Inc.
+# Copyright (C) 1996-2003,2005,2007,2008,2009,2011 Free Software Foundation, Inc.
 # This file is part of the GNU C Library.
 
 # The GNU C Library is free software; you can redistribute it and/or
@@ -94,7 +94,7 @@ locale_test_suite := tst_iswalnum tst_iswalpha tst_iswcntrl            \
 
 tests = $(locale_test_suite) tst-digits tst-setlocale bug-iconv-trans \
 	tst-leaks tst-mbswcs6 tst-xlocale1 tst-xlocale2 bug-usesetlocale \
-	tst-strfmon1 tst-sscanf tst-strptime
+	tst-strfmon1 tst-sscanf tst-strptime bug-setlocale1
 ifeq (yes,$(build-shared))
 ifneq (no,$(PERL))
 tests: $(objpfx)mtrace-tst-leaks
@@ -301,5 +301,8 @@ tst-leaks-ENV = MALLOC_TRACE=$(objpfx)tst-leaks.mtrace \
 $(objpfx)mtrace-tst-leaks: $(objpfx)tst-leaks.out
 	$(common-objpfx)malloc/mtrace $(objpfx)tst-leaks.mtrace > $@
 
+bug-setlocale1-ENV = LOCPATH=$(common-objpfx)localedata
+bug-setlocale1-ARGS = $(common-objpfx)
+
 $(objdir)/iconvdata/gconv-modules:
 	$(MAKE) -C ../iconvdata subdir=iconvdata $@

localedata/bug-setlocale1.c

@@ -0,0 +1,132 @@
+// BZ 12788
+#include <locale.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+
+static int
+do_test (int argc, char *argv[])
+{
+  if (argc > 1)
+    {
+      char *newargv[5];
+      asprintf (&newargv[0], "%self/ld.so", argv[1]);
+      if (newargv[0] == NULL)
+	{
+	  puts ("asprintf failed");
+	  return 1;
+	}
+      newargv[1] = (char *) "--library-path";
+      newargv[2] = argv[1];
+      newargv[3] = argv[0];
+      newargv[4] = NULL;
+
+      char *env[3];
+      env[0] = (char *) "LC_CTYPE=de_DE.UTF-8";
+      char *loc = getenv ("LOCPATH");
+      if (loc == NULL || loc[0] == '\0')
+	{
+	  puts ("LOCPATH not set");
+	  return 1;
+	}
+      asprintf (&env[1], "LOCPATH=%s", loc);
+      if (newargv[0] == NULL)
+	{
+	  puts ("second asprintf failed");
+	  return 1;
+	}
+      env[2] = NULL;
+
+      execve (newargv[0], newargv, env);
+
+      puts ("execve returned");
+      return 1;
+    }
+
+  int result = 0;
+
+  char *a = setlocale (LC_ALL, "");
+  printf ("setlocale(LC_ALL, \"\") = %s\n", a);
+  if (a == NULL)
+    return 1;
+  a = strdupa (a);
+
+  char *b = setlocale (LC_CTYPE, "");
+  printf ("setlocale(LC_CTYPE, \"\") = %s\n", b);
+  if (b == NULL)
+    return 1;
+
+  char *c = setlocale (LC_ALL, NULL);
+  printf ("setlocale(LC_ALL, NULL) = %s\n", c);
+  if (c == NULL)
+    return 1;
+  c = strdupa (c);
+
+  if (strcmp (a, c) != 0)
+    {
+      puts ("*** first and third result do not match");
+      result = 1;
+    }
+
+  char *d = setlocale (LC_NUMERIC, "");
+  printf ("setlocale(LC_NUMERIC, \"\") = %s\n", d);
+  if (d == NULL)
+    return 1;
+
+  if (strcmp (d, "C") != 0)
+    {
+      puts ("*** LC_NUMERIC not C");
+      result = 1;
+    }
+
+  char *e = setlocale (LC_ALL, NULL);
+  printf ("setlocale(LC_ALL, NULL) = %s\n", e);
+  if (e == NULL)
+    return 1;
+
+  if (strcmp (a, e) != 0)
+    {
+      puts ("*** first and fifth result do not match");
+      result = 1;
+    }
+
+  char *f = setlocale (LC_ALL, "C");
+  printf ("setlocale(LC_ALL, \"C\") = %s\n", f);
+  if (f == NULL)
+    return 1;
+
+  if (strcmp (f, "C") != 0)
+    {
+      puts ("*** LC_ALL not C");
+      result = 1;
+    }
+
+  char *g = setlocale (LC_ALL, NULL);
+  printf ("setlocale(LC_ALL, NULL) = %s\n", g);
+  if (g == NULL)
+    return 1;
+
+  if (strcmp (g, "C") != 0)
+    {
+      puts ("*** LC_ALL not C");
+      result = 1;
+    }
+
+  char *h = setlocale (LC_CTYPE, NULL);
+  printf ("setlocale(LC_CTYPE, NULL) = %s\n", h);
+  if (h == NULL)
+    return 1;
+
+  if (strcmp (h, "C") != 0)
+    {
+      puts ("*** LC_CTYPE not C");
+      result = 1;
+    }
+
+  return result;
+}
+
+#define TEST_FUNCTION do_test (argc, argv)
+#include "../test-skeleton.c"