[BZ #2389]

	* resolv/res_hconf.c: Remove 'order' parsing.  Just ignore the line.
	* resolv/res_hconf.h: Remove Name_Service definition.
	(struct hconf): Replace service related fields with placeholders.

	* version.h (VERSION): Bump to 2.4.90 for the trunk.

4 files changed, 73 insertions, 122 deletions

diff --git a/ChangeLog b/ChangeLog
index 87ff6c5..aa6b2a7 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
 2006-04-25  Ulrich Drepper  <drepper@redhat.com>
 
+	[BZ #2389]
+	* resolv/res_hconf.c: Remove 'order' parsing.  Just ignore the line.
+	* resolv/res_hconf.h: Remove Name_Service definition.
+	(struct hconf): Replace service related fields with placeholders.
+
 	[BZ #2386]
 	* sysdeps/unix/sysv/linux/ia64/clone2.S: Check for NULL stakc
 	pointers to match other architectures.
@@ -26,7 +31,7 @@
 	* posix/tst-rfc3484.c: Include <ifaddrs.h> early.
 	* posix/tst-rfc3484-2.c: Likewise.
 
-	* version.h (VERSION): Bunp to 2.4.90 for the trunk.
+	* version.h (VERSION): Bump to 2.4.90 for the trunk.
 
 2006-04-24  Jakub Jelinek  <jakub@redhat.com>
 
diff --git a/resolv/res_hconf.c b/resolv/res_hconf.c
index c54b28d..6c7cdb6 100644
--- a/resolv/res_hconf.c
+++ b/resolv/res_hconf.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993, 1995-2003, 2004, 2005 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1995-2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by David Mosberger (davidm@azstarnet.com).
 
@@ -53,15 +53,12 @@
 
 /* Environment vars that all user to override default behavior:  */
 #define ENV_HOSTCONF	"RESOLV_HOST_CONF"
-#define ENV_SERVORDER	"RESOLV_SERV_ORDER"
 #define ENV_SPOOF	"RESOLV_SPOOF_CHECK"
 #define ENV_TRIM_OVERR	"RESOLV_OVERRIDE_TRIM_DOMAINS"
 #define ENV_TRIM_ADD	"RESOLV_ADD_TRIM_DOMAINS"
 #define ENV_MULTI	"RESOLV_MULTI"
 #define ENV_REORDER	"RESOLV_REORDER"
 
-static const char *arg_service_list (const char *, int, const char *,
-				     unsigned int);
 static const char *arg_trimdomain_list (const char *, int, const char *,
 					unsigned int);
 static const char *arg_spoof (const char *, int, const char *, unsigned int);
@@ -75,7 +72,7 @@ static const struct cmd
   unsigned int arg;
 } cmd[] =
 {
-  {"order",		arg_service_list,	0},
+  {"order",		NULL,			0},
   {"trim",		arg_trimdomain_list,	0},
   {"spoof",		arg_spoof,		0},
   {"multi",		arg_bool,		HCONF_FLAG_MULTI},
@@ -107,101 +104,6 @@ skip_string (const char *str)
 
 
 static const char *
-arg_service_list (const char *fname, int line_num, const char *args,
-		  unsigned int arg)
-{
-  enum Name_Service service;
-  const char *start;
-  size_t len;
-  size_t i;
-  static const struct
-  {
-    const char name[6];
-    int16_t service;
-  } svcs[] =
-    {
-      {"bind",	SERVICE_BIND},
-      {"hosts",	SERVICE_HOSTS},
-      {"nis",	SERVICE_NIS},
-    };
-
-  do
-    {
-      start = args;
-      args = skip_string (args);
-      len = args - start;
-
-      service = SERVICE_NONE;
-      for (i = 0; i < sizeof (svcs) / sizeof (svcs[0]); ++i)
-	{
-	  if (__strncasecmp (start, svcs[i].name, len) == 0
-	      && len == strlen (svcs[i].name))
-	  {
-	    service = svcs[i].service;
-	    break;
-	  }
-      }
-      if (service == SERVICE_NONE)
-	{
-	  char *buf;
-
-	  if (__asprintf (&buf,
-			  _("%s: line %d: expected service, found `%s'\n"),
-			  fname, line_num, start) < 0)
-	    return 0;
-
-	  __fxprintf (NULL, "%s", buf);
-
-	  free (buf);
-	  return 0;
-	}
-      if (_res_hconf.num_services >= SERVICE_MAX)
-	{
-	  char *buf;
-
-	  if (__asprintf (&buf, _("\
-%s: line %d: cannot specify more than %d services"),
-			  fname, line_num, SERVICE_MAX) < 0)
-	    return 0;
-
-	  __fxprintf (NULL, "%s", buf);
-
-	  free (buf);
-	  return 0;
-	}
-      _res_hconf.service[_res_hconf.num_services++] = service;
-
-      args = skip_ws (args);
-      switch (*args)
-	{
-	case ',':
-	case ';':
-	case ':':
-	  args = skip_ws (++args);
-	  if (!*args || *args == '#')
-	    {
-	      char *buf;
-
-	      if (__asprintf (&buf, _("\
-%s: line %d: list delimiter not followed by keyword"),
-			      fname, line_num) < 0)
-		return 0;
-
-	      __fxprintf (NULL, "%s", buf);
-
-	      free (buf);
-	      return 0;
-	    }
-	default:
-	  break;
-	}
-    }
-  while (*args && *args != '#');
-  return args;
-}
-
-
-static const char *
 arg_trimdomain_list (const char *fname, int line_num, const char *args,
 		     unsigned int flag)
 {
@@ -351,6 +253,11 @@ parse_line (const char *fname, int line_num, const char *str)
       return;
     }
 
+  /* Ignore lines for which no parser is set.  This is used for
+     obsolete commands.  */
+  if (c->parse_args == NULL)
+    return;
+
   /* process args: */
   str = skip_ws (str);
   str = (*c->parse_args) (fname, line_num, str, c->arg);
@@ -396,10 +303,7 @@ do_init (void)
     hconf_name = _PATH_HOSTCONF;
 
   fp = fopen (hconf_name, "rc");
-  if (!fp)
-    /* make up something reasonable: */
-    _res_hconf.service[_res_hconf.num_services++] = SERVICE_BIND;
-  else
+  if (fp)
     {
       /* No threads using this stream.  */
       __fsetlocking (fp, FSETLOCKING_BYCALLER);
@@ -413,13 +317,6 @@ do_init (void)
       fclose (fp);
     }
 
-  envval = getenv (ENV_SERVORDER);
-  if (envval)
-    {
-      _res_hconf.num_services = 0;
-      arg_service_list (ENV_SERVORDER, 1, envval, 0);
-    }
-
   envval = getenv (ENV_SPOOF);
   if (envval)
     arg_spoof (ENV_SPOOF, 1, envval, 0);
diff --git a/resolv/res_hconf.h b/resolv/res_hconf.h
index 77eeca4..b40da0d 100644
--- a/resolv/res_hconf.h
+++ b/resolv/res_hconf.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993, 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1995-1998, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by David Mosberger (davidm@azstarnet.com).
 
@@ -24,18 +24,11 @@
 
 #define TRIMDOMAINS_MAX	4
 
-enum Name_Service
-{
-  SERVICE_NONE = 0,
-  SERVICE_BIND, SERVICE_HOSTS, SERVICE_NIS,
-  SERVICE_MAX
-};
-
 struct hconf
 {
   int initialized;
-  int num_services;
-  enum Name_Service service[SERVICE_MAX];
+  int unused1;
+  int unused2[4];
   int num_trimdomains;
   const char *trimdomain[TRIMDOMAINS_MAX];
   unsigned int flags;
diff --git a/sysdeps/unix/sysv/linux/tst-clone.c b/sysdeps/unix/sysv/linux/tst-clone.c
new file mode 100644
index 0000000..8e249c2
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/tst-clone.c
@@ -0,0 +1,56 @@
+/* Test for proper error/errno handling in clone.
+   Copyright (C) 2006 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
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+/* BZ #2386 */
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <sched.h>
+
+int child_fn(void *arg)
+{
+  puts ("FAIL: in child_fn(); should not be here");
+  exit(1);
+}
+
+static int
+do_test (void)
+{
+  int result;
+
+#ifdef __ia64__
+  result = __clone2(child_fn, NULL, 0, 0, NULL, NULL, NULL);
+#else
+  result = clone(child_fn, NULL, (int) NULL, NULL);
+#endif
+
+  if (errno != EINVAL || result != -1)
+    {
+      printf ("FAIL: clone()=%d (wanted -1) errno=%d (wanted %d)\n",
+              result, errno, EINVAL);
+      return 1;
+    }
+
+  puts ("All OK");
+  return 0;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"