Update.

2004-10-17  Ulrich Drepper  <drepper@redhat.com>

	* include/libc-symbols.h: Define libresolv_hidden_proto and friends.
	* include/resolv.h: Add libresolv_hidden_proto for symbols defined,
	used, and exported in libresolv.
	* resolv/base64.c: Add libresolv_hidden_def.
	* resolv/gethnamaddr.c: Likewise.
	* resolv/ns_name.c: Likewise.
	* resolv/ns_netint.c: Likewise.
	* resolv/res_comp.c: Likewise.
	* resolv/res_data.c: Likewise.
	* resolv/res_debug.c: Likewise.
	* resolv/res_mkquery.c: Likewise.
	* resolv/res_query.c: Likewise.
	* resolv/res_send.c: Likewise.

ChangeLog

@@ -1,3 +1,19 @@
+2004-10-17  Ulrich Drepper  <drepper@redhat.com>
+
+	* include/libc-symbols.h: Define libresolv_hidden_proto and friends.
+	* include/resolv.h: Add libresolv_hidden_proto for symbols defined,
+	used, and exported in libresolv.
+	* resolv/base64.c: Add libresolv_hidden_def.
+	* resolv/gethnamaddr.c: Likewise.
+	* resolv/ns_name.c: Likewise.
+	* resolv/ns_netint.c: Likewise.
+	* resolv/res_comp.c: Likewise.
+	* resolv/res_data.c: Likewise.
+	* resolv/res_debug.c: Likewise.
+	* resolv/res_mkquery.c: Likewise.
+	* resolv/res_query.c: Likewise.
+	* resolv/res_send.c: Likewise.
+
 2004-10-15  Jakub Jelinek  <jakub@redhat.com>
 
 	* elf/dl-minimal.c (__chk_fail): New.  Add rtld_hidden_def.

include/libc-symbols.h

@@ -744,6 +744,24 @@ for linking")
 # define libm_hidden_data_ver(local, name)
 #endif
 
+#if defined NOT_IN_libc && defined IS_IN_libresolv
+# define libresolv_hidden_proto(name, attrs...) hidden_proto (name, ##attrs)
+# define libresolv_hidden_def(name) hidden_def (name)
+# define libresolv_hidden_weak(name) hidden_weak (name)
+# define libresolv_hidden_ver(local, name) hidden_ver (local, name)
+# define libresolv_hidden_data_def(name) hidden_data_def (name)
+# define libresolv_hidden_data_weak(name) hidden_data_weak (name)
+# define libresolv_hidden_data_ver(local, name) hidden_data_ver (local, name)
+#else
+# define libresolv_hidden_proto(name, attrs...)
+# define libresolv_hidden_def(name)
+# define libresolv_hidden_weak(name)
+# define libresolv_hidden_ver(local, name)
+# define libresolv_hidden_data_def(name)
+# define libresolv_hidden_data_weak(name)
+# define libresolv_hidden_data_ver(local, name)
+#endif
+
 #ifdef HAVE_BUILTIN_REDIRECTION
 # define libc_hidden_builtin_proto(name, attrs...) libc_hidden_proto (name, ##attrs)
 # define libc_hidden_builtin_def(name) libc_hidden_def (name)

include/resolv.h

@@ -60,6 +60,44 @@ int __libc_res_nsend (res_state, const u_char *, int, u_char *, int,
 		      u_char **)
   attribute_hidden;
 
+libresolv_hidden_proto (_sethtent)
+libresolv_hidden_proto (_gethtent)
+libresolv_hidden_proto (_gethtbyaddr)
+libresolv_hidden_proto (_gethtbyname2)
+libresolv_hidden_proto (__dn_expand)
+libresolv_hidden_proto (__dn_comp)
+libresolv_hidden_proto (__dn_skipname)
+libresolv_hidden_proto (__res_hnok)
+libresolv_hidden_proto (__res_dnok)
+libresolv_hidden_proto (__putlong)
+libresolv_hidden_proto (__putshort)
+libresolv_hidden_proto (__p_cdnname)
+libresolv_hidden_proto (__p_fqnname)
+libresolv_hidden_proto (__p_option)
+libresolv_hidden_proto (__sym_ntos)
+libresolv_hidden_proto (__p_rcode)
+libresolv_hidden_proto (__p_class)
+libresolv_hidden_proto (__p_type)
+libresolv_hidden_proto (__loc_ntoa)
+libresolv_hidden_proto (__fp_nquery)
+libresolv_hidden_proto (__fp_query)
+libresolv_hidden_proto (__hostalias)
+libresolv_hidden_proto (__res_nmkquery)
+libresolv_hidden_proto (__libc_res_nquery)
+libresolv_hidden_proto (__res_nquery)
+libresolv_hidden_proto (__res_nquerydomain)
+libresolv_hidden_proto (__res_hostalias)
+libresolv_hidden_proto (__libc_res_nsearch)
+libresolv_hidden_proto (__res_nsearch)
+libresolv_hidden_proto (__res_nameinquery)
+libresolv_hidden_proto (__res_queriesmatch)
+libresolv_hidden_proto (__res_nsend)
+libresolv_hidden_proto (__b64_ntop)
+libresolv_hidden_proto (__ns_name_ntop)
+libresolv_hidden_proto (__ns_name_unpack)
+libresolv_hidden_proto (__ns_get16)
+libresolv_hidden_proto (__ns_get32)
+
 #endif
 
 #endif

resolv/base64.c

@@ -112,9 +112,9 @@ static const char Pad64 = '=';
    end of the data is performed using the '=' character.
 
    Since all base64 input is an integral number of octets, only the
-         -------------------------------------------------                       
+         -------------------------------------------------
    following cases can arise:
-   
+
        (1) the final quantum of encoding input is an integral
            multiple of 24 bits; here, the final unit of encoded
 	   output will be an integral multiple of 4 characters
@@ -156,14 +156,14 @@ b64_ntop(u_char const *src, size_t srclength, char *target, size_t targsize) {
 		target[datalength++] = Base64[output[2]];
 		target[datalength++] = Base64[output[3]];
 	}
-    
+
 	/* Now we worry about padding. */
 	if (0 != srclength) {
 		/* Get what's left. */
 		input[0] = input[1] = input[2] = '\0';
 		for (i = 0; i < srclength; i++)
 			input[i] = *src++;
-	
+
 		output[0] = input[0] >> 2;
 		output[1] = ((input[0] & 0x03) << 4) + (input[1] >> 4);
 		output[2] = ((input[1] & 0x0f) << 2) + (input[2] >> 6);
@@ -186,6 +186,7 @@ b64_ntop(u_char const *src, size_t srclength, char *target, size_t targsize) {
 	target[datalength] = '\0';	/* Returned value doesn't count \0. */
 	return (datalength);
 }
+libresolv_hidden_def (b64_ntop)
 
 /* skips all whitespace anywhere.
    converts characters, four at a time, starting at (or after)

resolv/gethnamaddr.c

@@ -487,6 +487,9 @@ getanswer(answer, anslen, qname, qtype)
 	return (NULL);
 }
 
+extern struct hostent *gethostbyname2(const char *name, int af);
+libresolv_hidden_proto (gethostbyname2)
+
 struct hostent *
 gethostbyname(name)
 	const char *name;
@@ -637,6 +640,7 @@ gethostbyname2(name, af)
 		free (buf.buf);
 	return ret;
 }
+libresolv_hidden_def (gethostbyname2)
 
 struct hostent *
 gethostbyaddr(addr, len, af)
@@ -795,6 +799,7 @@ _sethtent(f)
 		rewind(hostf);
 	stayopen = f;
 }
+libresolv_hidden_def (_sethtent)
 
 void
 _endhtent()
@@ -869,6 +874,7 @@ _gethtent()
 	__set_h_errno (NETDB_SUCCESS);
 	return (&host);
 }
+libresolv_hidden_def (_gethtent)
 
 struct hostent *
 _gethtbyname(name)
@@ -907,6 +913,7 @@ _gethtbyname2(name, af)
 	_endhtent();
 	return (p);
 }
+libresolv_hidden_def (_gethtbyname2)
 
 struct hostent *
 _gethtbyaddr(addr, len, af)
@@ -923,6 +930,7 @@ _gethtbyaddr(addr, len, af)
 	_endhtent();
 	return (p);
 }
+libresolv_hidden_def (_gethtbyaddr)
 
 static void
 map_v4v6_address(src, dst)

resolv/ns_name.c

@@ -145,6 +145,7 @@ ns_name_ntop(const u_char *src, char *dst, size_t dstsiz) {
 	*dn++ = '\0';
 	return (dn - dst);
 }
+libresolv_hidden_def (ns_name_ntop)
 
 /*
  * ns_name_pton(src, dst, dstsiz)
@@ -421,6 +422,7 @@ ns_name_unpack(const u_char *msg, const u_char *eom, const u_char *src,
 		len = srcp - src;
 	return (len);
 }
+libresolv_hidden_def (ns_name_unpack)
 
 /*
  * ns_name_pack(src, dst, dstsiz, dnptrs, lastdnptr)

resolv/ns_netint.c

@@ -22,6 +22,7 @@ static const char rcsid[] = "$BINDId: ns_netint.c,v 8.4 1999/10/13 16:39:35 vixi
 /* Import. */
 
 #include <arpa/nameser.h>
+#include <resolv.h>
 
 /* Public. */
 
@@ -32,6 +33,7 @@ ns_get16(const u_char *src) {
 	NS_GET16(dst, src);
 	return (dst);
 }
+libresolv_hidden_def (ns_get16)
 
 u_long
 ns_get32(const u_char *src) {
@@ -40,6 +42,7 @@ ns_get32(const u_char *src) {
 	NS_GET32(dst, src);
 	return (dst);
 }
+libresolv_hidden_def (ns_get32)
 
 void
 ns_put16(u_int src, u_char *dst) {

resolv/res_comp.c

@@ -1,7 +1,7 @@
 /*
  * Copyright (c) 1985, 1993
  *    The Regents of the University of California.  All rights reserved.
- * 
+ *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
@@ -13,7 +13,7 @@
  * 4. Neither the name of the University nor the names of its contributors
  *    may be used to endorse or promote products derived from this software
  *    without specific prior written permission.
- * 
+ *
  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
@@ -29,14 +29,14 @@
 
 /*
  * Portions Copyright (c) 1993 by Digital Equipment Corporation.
- * 
+ *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
  * copyright notice and this permission notice appear in all copies, and that
  * the name of Digital Equipment Corporation not be used in advertising or
  * publicity pertaining to distribution of the document or software without
  * specific, written prior permission.
- * 
+ *
  * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL
  * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES
  * OF MERCHANTABILITY AND FITNESS.   IN NO EVENT SHALL DIGITAL EQUIPMENT
@@ -96,6 +96,7 @@ dn_expand(const u_char *msg, const u_char *eom, const u_char *src,
 		dst[0] = '\0';
 	return (n);
 }
+libresolv_hidden_def (dn_expand)
 
 /*
  * Pack domain name 'exp_dn' in presentation form into 'comp_dn'.
@@ -110,6 +111,7 @@ dn_comp(const char *src, u_char *dst, int dstsiz,
 				 (const u_char **)dnptrs,
 				 (const u_char **)lastdnptr));
 }
+libresolv_hidden_def (dn_comp)
 
 /*
  * Skip over a compressed domain name. Return the size or -1.
@@ -122,6 +124,7 @@ dn_skipname(const u_char *ptr, const u_char *eom) {
 		return (-1);
 	return (ptr - saveptr);
 }
+libresolv_hidden_def (dn_skipname)
 
 /*
  * Verify that a domain name uses an acceptable character set.
@@ -170,6 +173,7 @@ res_hnok(const char *dn) {
 	}
 	return (1);
 }
+libresolv_hidden_def (res_hnok)
 
 /*
  * hostname-like (A, MX, WKS) owners can have "*" as their first label
@@ -227,6 +231,7 @@ res_dnok(const char *dn) {
 			return (0);
 	return (1);
 }
+libresolv_hidden_def (res_dnok)
 
 #ifdef BIND_4_COMPAT
 /*
@@ -238,7 +243,9 @@ res_dnok(const char *dn) {
  * Note that one _ comes from C and the others come from us.
  */
 void __putlong(u_int32_t src, u_char *dst) { ns_put32(src, dst); }
+libresolv_hidden_def (__putlong)
 void __putshort(u_int16_t src, u_char *dst) { ns_put16(src, dst); }
+libresolv_hidden_def (__putshort)
 #ifndef __ultrix__
 u_int32_t _getlong(const u_char *src) { return (ns_get32(src)); }
 u_int16_t _getshort(const u_char *src) { return (ns_get16(src)); }

resolv/res_data.c

@@ -39,7 +39,7 @@ static const char rcsid[] = "$BINDId: res_data.c,v 8.17 1999/10/13 17:11:31 vixi
 #include <string.h>
 #include <unistd.h>
 
-const char *_res_opcodes[] = {
+const char *_res_opcodes[] attribute_hidden = {
 	"QUERY",
 	"IQUERY",
 	"CQUERYM",
@@ -59,7 +59,7 @@ const char *_res_opcodes[] = {
 };
 
 #ifdef BIND_UPDATE
-const char *_res_sectioncodes[] = {
+const char *_res_sectioncodes[] attribute_hidden = {
 	"ZONE",
 	"PREREQUISITES",
 	"UPDATE",
@@ -138,6 +138,7 @@ void
 fp_query(const u_char *msg, FILE *file) {
 	fp_nquery(msg, PACKETSZ, file);
 }
+libresolv_hidden_def (fp_query)
 
 void
 fp_nquery(const u_char *msg, int len, FILE *file) {
@@ -146,6 +147,7 @@ fp_nquery(const u_char *msg, int len, FILE *file) {
 
 	res_pquery(&_res, msg, len, file);
 }
+libresolv_hidden_def (fp_nquery)
 
 int
 res_mkquery(int op,			/* opcode of query */
@@ -295,6 +297,7 @@ hostalias(const char *name) {
 
 	return (res_hostalias(&_res, name, abuf, sizeof abuf));
 }
+libresolv_hidden_def (hostalias)
 
 #ifdef ultrix
 int