* nscd/nscd_gethst_r.c (nscd_gethst_r): Don't use nscd if

LOCALDOMAIN is defined. * nscd/nscd_getai.c (__nscd_getai): Likewise.
git-mirror · Dec 29, 2008 · 50e481c · 50e481c
1 parent 217d45c
commit 50e481c
Show file tree

Hide file tree

Showing 4 changed files with 44 additions and 5 deletions.
diff --git a/ChangeLog b/ChangeLog
@@ -1,5 +1,9 @@
 2008-12-29  Ulrich Drepper  <drepper@redhat.com>
 
+	* nscd/nscd_gethst_r.c (nscd_gethst_r): Don't use nscd if
+	LOCALDOMAIN is defined.
+	* nscd/nscd_getai.c (__nscd_getai): Likewise.
+
 	* sysdeps/x86_64/bits/select.h: New file.
 
 	* resolv/res_init.c (__res_vinit): Count all servers in	statp->nscount.

diff --git a/nscd/nscd_getai.c b/nscd/nscd_getai.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
+/* Copyright (C) 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@redhat.com>, 2004.
 
@@ -36,10 +36,24 @@ extern int __nss_not_use_nscd_hosts;
 /* We use the mapping from nscd_gethst.  */
 libc_locked_map_ptr (extern, __hst_map_handle) attribute_hidden;
 
+/* Defined in nscd_gethst_r.c.  */
+extern int __nss_have_localdomain attribute_hidden;
+
 
 int
 __nscd_getai (const char *key, struct nscd_ai_result **result, int *h_errnop)
 {
+  if (__builtin_expect (__nss_have_localdomain >= 0, 0))
+    {
+      if (__nss_have_localdomain == 0)
+	__nss_have_localdomain = getenv ("LOCALDOMAIN") != NULL ? 1 : -1;
+      if (__nss_have_localdomain > 0)
+	{
+	  __nss_not_use_nscd_hosts = 1;
+	  return -1;
+	}
+    }
+
   size_t keylen = strlen (key) + 1;
   int gc_cycle;
   int nretries = 0;

diff --git a/nscd/nscd_gethst_r.c b/nscd/nscd_gethst_r.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2005, 2006, 2007 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2005, 2006, 2007, 2008 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
 
@@ -97,12 +97,25 @@ libc_freeres_fn (hst_map_free)
 }
 
 
+int __nss_have_localdomain attribute_hidden;
+
 static int
 internal_function
 nscd_gethst_r (const char *key, size_t keylen, request_type type,
 	       struct hostent *resultbuf, char *buffer, size_t buflen,
 	       struct hostent **result, int *h_errnop)
 {
+  if (__builtin_expect (__nss_have_localdomain >= 0, 0))
+    {
+      if (__nss_have_localdomain == 0)
+	__nss_have_localdomain = getenv ("LOCALDOMAIN") != NULL ? 1 : -1;
+      if (__nss_have_localdomain > 0)
+	{
+	  __nss_not_use_nscd_hosts = 1;
+	  return -1;
+	}
+    }
+
   int gc_cycle;
   int nretries = 0;
 

diff --git a/sysdeps/x86_64/bits/select.h b/sysdeps/x86_64/bits/select.h
@@ -20,13 +20,21 @@
 # error "Never use <bits/select.h> directly; include <sys/select.h> instead."
 #endif
 
+#include <bits/wordsize.h>
+
 
 #if defined __GNUC__ && __GNUC__ >= 2
 
 # if __WORDSIZE == 64
 #  define __FD_ZERO_STOS "stosq"
+#  define __FD_SET_BTS "btsq"
+#  define __FD_CLR_BTR "btrq"
+#  define __FD_ISSET_BT "btq"
 # else
 #  define __FD_ZERO_STOS "stosl"
+#  define __FD_SET_BTS "btsl"
+#  define __FD_CLR_BTR "btrl"
+#  define __FD_ISSET_BT "btl"
 # endif
 
 # define __FD_ZERO(fdsp) \
@@ -41,19 +49,19 @@
   } while (0)
 
 # define __FD_SET(fd, fdsp) \
-  __asm__ __volatile__ ("btsl %1,%0"					      \
+  __asm__ __volatile__ (__FD_SET_BTS " %1,%0"				      \
 			: "=m" (__FDS_BITS (fdsp)[__FDELT (fd)])	      \
 			: "r" (((int) (fd)) % __NFDBITS)		      \
 			: "cc","memory")
 # define __FD_CLR(fd, fdsp) \
-  __asm__ __volatile__ ("btrl %1,%0"					      \
+  __asm__ __volatile__ (__FD_CLR_BTR " %1,%0"				      \
 			: "=m" (__FDS_BITS (fdsp)[__FDELT (fd)])	      \
 			: "r" (((int) (fd)) % __NFDBITS)		      \
 			: "cc","memory")
 # define __FD_ISSET(fd, fdsp) \
   (__extension__							      \
    ({register char __result;						      \
-     __asm__ __volatile__ ("btl %1,%2 ; setcb %b0"			      \
+     __asm__ __volatile__ (__FD_ISSET_BT " %1,%2 ; setcb %b0"		      \
 			   : "=q" (__result)				      \
 			   : "r" (((int) (fd)) % __NFDBITS),		      \
 			     "m" (__FDS_BITS (fdsp)[__FDELT (fd)])	      \