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-rw-r--r--nss/getXXbyYY.c71
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diff --git a/nss/getXXbyYY.c b/nss/getXXbyYY.c
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+/* Copyright (C) 1996 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 Library General Public License as
+published by the Free Software Foundation; either version 2 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
+
+#include "../nss/nsswitch.h"
+
+/*******************************************************************\
+|* Here we assume several symbols to be defined:		   *|
+|* 								   *|
+|* LOOKUP_TYPE   - the return type of the function		   *|
+|* 								   *|
+|* FUNCTION_NAME - name of the non-reentrant function		   *|
+|* 								   *|
+|* DATABASE_NAME - name of the database the function accesses	   *|
+|*		   (e.g., host, services, ...)			   *|
+|* 								   *|
+|* ADD_PARAMS    - additional parameter, can vary in number	   *|
+|* 								   *|
+|* ADD_VARIABLES - names of additional parameter		   *|
+|* 								   *|
+|* BUFLEN	 - length of buffer allocated for the non	   *|
+|*		   reentrant version				   *|
+|* 								   *|
+|* Optionally the following vars can be defined:		   *|
+|* 								   *|
+|* NEED_H_ERRNO  - an extra parameter will be passed to point to   *|
+|*		   the global `h_errno' variable.		   *|
+|* 								   *|
+\*******************************************************************/
+
+/* To make the real sources a bit prettier.  */
+#define REENTRANT_NAME APPEND_R (FUNCTION_NAME)
+#define APPEND_R(name) APPEND_R1 (name)
+#define APPEND_R1(name) name##_r
+
+/* Sometimes we need to store error codes in the `h_errno' variable.  */
+#ifdef NEED_H_ERRNO
+# define H_ERRNO_PARM , int *h_errnop
+# define H_ERRNO_VAR , &h_errno
+#else
+# define H_ERRNO_PARM
+# define H_ERRNO_VAR
+#endif
+
+
+/* Prototype for reentrant version we use here.  */
+extern LOOKUP_TYPE *REENTRANT_NAME (ADD_PARAMS, LOOKUP_TYPE *result,
+				    char *buffer, int buflen H_ERRNO_PARM);
+
+LOOKUP_TYPE *
+FUNCTION_NAME (ADD_PARAMS)
+{
+  static LOOKUP_TYPE result;
+  static char buffer[BUFLEN];
+
+  return REENTRANT_NAME (ADD_VARIABLES, &result, buffer, BUFLEN H_ERRNO_VAR);
+}