Update.

	* nss/getXXbyYY_r.c (REENTRANT_NAME): Return ENOENT if status is
	neither SUCCESS nor TRYAGAIN [PR libc/4259].
	* nss/nss_files/files-XXX.c (internal_getent): Don't set *errnop
	to ENOENT if no entry is found.
	* nis/nss_compat/compat-grp.c: Don't set errno in case of lookup
	failure.
	* nis/nss_compat/compat-initgroups.c: Likewise.
	* nis/nss_compat/compat-pwd.c: Likewise.
	* nis/nss_compat/compat-spwd.c: Likewise.
	* nis/nss_nis/nis-alias.c: Likewise.
	* nis/nss_nis/nis-ethers.c: Likewise.
	* nis/nss_nis/nis-grp.c: Likewise.
	* nis/nss_nis/nis-hosts.c: Likewise.
	* nis/nss_nis/nis-initgroups.c: Likewise.
	* nis/nss_nis/nis-netgrp.c: Likewise.
	* nis/nss_nis/nis-network.c: Likewise.
	* nis/nss_nis/nis-proto.c: Likewise.
	* nis/nss_nis/nis-publickey.c: Likewise.
	* nis/nss_nis/nis-pwd.c: Likewise.
	* nis/nss_nis/nis-rpc.c: Likewise.
	* nis/nss_nis/nis-service.c: Likewise.
	* nis/nss_nis/nis-spwd.c: Likewise.
	* resolv/nss_dns/dns-host.c: Likewise.
	* resolv/nss_dns/dns-network.c: Likewise.
	* nis/nss_nisplus/nisplus-alias.c: Save errno around NIS calls.
	* nis/nss_nisplus/nisplus-ethers.c: Likewise.
	* nis/nss_nisplus/nisplus-grp.c: Likewise.
	* nis/nss_nisplus/nisplus-hosts.c: Likewise.
	* nis/nss_nisplus/nisplus-network.c: Likewise.
	* nis/nss_nisplus/nisplus-proto.c: Likewise.
	* nis/nss_nisplus/nisplus-pwd.c: Likewise.
	* nis/nss_nisplus/nisplus-rpc.c: Likewise.
	* nis/nss_nisplus/nisplus-service.c: Likewise.
	* nis/nss_nisplus/nisplus-spwd.c: Likewise.
	* hesiod/nss_hesiod/hesiod-pwd.c (lookup): Preserve errno value.
	* hesiod/nss_hesiod/hesiod-proto.c (lookup): Likewise.
	* hesiod/nss_hesiod/hesiod-grp.c (lookup): Likewise.
	* hesiod/nss_hesiod/hesiod-service.c (lookup): Likewise.

1 files changed, 15 insertions, 3 deletions

diff --git a/nis/nss_nisplus/nisplus-proto.c b/nis/nss_nisplus/nisplus-proto.c
index 6613f53d3d..10f9a38e67 100644
--- a/nis/nss_nisplus/nisplus-proto.c
+++ b/nis/nss_nisplus/nisplus-proto.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997, 1998, 2001 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 1998, 2001, 2002 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1997.
 
@@ -289,6 +289,7 @@ _nss_nisplus_getprotobyname_r (const char *name, struct protoent *proto,
     {
       nis_result *result;
       char buf[strlen (name) + 255 + tablename_len];
+      int olderr = errno;
 
       /* Search at first in the alias list, and use the correct name
          for the next search */
@@ -314,6 +315,8 @@ _nss_nisplus_getprotobyname_r (const char *name, struct protoent *proto,
 	{
 	  enum nss_status status = niserr2nss (result->status);
 
+	  __set_errno (olderr);
+
 	  nis_freeresult (result);
 	  return status;
 	}
@@ -331,7 +334,10 @@ _nss_nisplus_getprotobyname_r (const char *name, struct protoent *proto,
 	      return NSS_STATUS_TRYAGAIN;
 	    }
 	  else
-	    return NSS_STATUS_NOTFOUND;
+	    {
+	      __set_errno (olderr);
+	      return NSS_STATUS_NOTFOUND;
+	    }
 	}
       return NSS_STATUS_SUCCESS;
     }
@@ -353,6 +359,7 @@ _nss_nisplus_getprotobynumber_r (const int number, struct protoent *proto,
     int parse_res;
     nis_result *result;
     char buf[46 + tablename_len];
+    int olderr = errno;
 
     sprintf (buf, "[number=%d],%s", number, tablename_val);
 
@@ -362,6 +369,8 @@ _nss_nisplus_getprotobynumber_r (const int number, struct protoent *proto,
       {
 	enum nss_status status = niserr2nss (result->status);
 
+	__set_errno (olderr);
+
 	nis_freeresult (result);
 	return status;
       }
@@ -379,7 +388,10 @@ _nss_nisplus_getprotobynumber_r (const int number, struct protoent *proto,
 	    return NSS_STATUS_TRYAGAIN;
 	  }
 	else
-	  return NSS_STATUS_NOTFOUND;
+	  {
+	    __set_errno (olderr);
+	    return NSS_STATUS_NOTFOUND;
+	  }
       }
     return NSS_STATUS_SUCCESS;
   }