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Commit82a91eb

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committed
Simplify the socket handling code by supplying a replacement getaddrinfo()
function if the OS doesn't provide one.
1 parentbf7ca0a commit82a91eb

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11 files changed

+283
-280
lines changed

11 files changed

+283
-280
lines changed

‎configure‎

Lines changed: 55 additions & 57 deletions
Original file line numberDiff line numberDiff line change
@@ -10321,26 +10321,16 @@ fi
1032110321
1032210322
1032310323
10324-
# This exports HAVE_IPV6 to both C files and Makefiles
10325-
echo"$as_me:$LINENO: checking for getaddrinfo">&5
10326-
echo$ECHO_N"checking for getaddrinfo...$ECHO_C">&6
10327-
iftest"${ac_cv_func_getaddrinfo+set}" =set;then
10324+
echo"$as_me:$LINENO: checking for struct sockaddr_in6">&5
10325+
echo$ECHO_N"checking for struct sockaddr_in6...$ECHO_C">&6
10326+
iftest"${ac_cv_type_struct_sockaddr_in6+set}" =set;then
1032810327
echo$ECHO_N"(cached)$ECHO_C">&6
1032910328
else
1033010329
cat>conftest.$ac_ext<<_ACEOF
1033110330
#line$LINENO "configure"
1033210331
#include "confdefs.h"
10333-
/* System header to define __stub macros and hopefully few prototypes,
10334-
which can conflict with char getaddrinfo (); below. */
10335-
#include <assert.h>
10336-
/* Override any gcc2 internal prototype to avoid an error. */
10337-
#ifdef __cplusplus
10338-
extern "C"
10339-
#endif
10340-
/* We use char because int might match the return type of a gcc2
10341-
builtin and then its argument prototype would still apply. */
10342-
char getaddrinfo ();
10343-
char (*f) ();
10332+
$ac_includes_default
10333+
#include <netinet/in.h>
1034410334
1034510335
#ifdef F77_DUMMY_MAIN
1034610336
# ifdef __cplusplus
@@ -10351,52 +10341,56 @@ char (*f) ();
1035110341
int
1035210342
main ()
1035310343
{
10354-
/* The GNU C library defines this for functions which it implements
10355-
to always fail with ENOSYS. Some functions are actually named
10356-
something starting with __ and the normal name is an alias. */
10357-
#if defined (__stub_getaddrinfo) || defined (__stub___getaddrinfo)
10358-
choke me
10359-
#else
10360-
f = getaddrinfo;
10361-
#endif
10362-
10344+
if ((struct sockaddr_in6 *) 0)
10345+
return 0;
10346+
if (sizeof (struct sockaddr_in6))
10347+
return 0;
1036310348
;
1036410349
return 0;
1036510350
}
1036610351
_ACEOF
10367-
rm -f conftest.$ac_objext conftest$ac_exeext
10368-
if { (evalecho"$as_me:$LINENO:\"$ac_link\"")>&5
10369-
(eval$ac_link)2>&5
10352+
rm -f conftest.$ac_objext
10353+
if { (evalecho"$as_me:$LINENO:\"$ac_compile\"")>&5
10354+
(eval$ac_compile)2>&5
1037010355
ac_status=$?
1037110356
echo"$as_me:$LINENO:\$? =$ac_status">&5
1037210357
(exit$ac_status); }&&
10373-
{ ac_try='test -s conftest$ac_exeext'
10358+
{ ac_try='test -s conftest.$ac_objext'
1037410359
{ (evalecho"$as_me:$LINENO:\"$ac_try\"")>&5
1037510360
(eval$ac_try)2>&5
1037610361
ac_status=$?
1037710362
echo"$as_me:$LINENO:\$? =$ac_status">&5
1037810363
(exit$ac_status); }; };then
10379-
ac_cv_func_getaddrinfo=yes
10364+
ac_cv_type_struct_sockaddr_in6=yes
1038010365
else
1038110366
echo"$as_me: failed program was:">&5
1038210367
cat conftest.$ac_ext>&5
10383-
ac_cv_func_getaddrinfo=no
10368+
ac_cv_type_struct_sockaddr_in6=no
1038410369
fi
10385-
rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
10370+
rm -f conftest.$ac_objext conftest.$ac_ext
1038610371
fi
10387-
echo"$as_me:$LINENO: result:$ac_cv_func_getaddrinfo">&5
10388-
echo"${ECHO_T}$ac_cv_func_getaddrinfo">&6
10389-
iftest$ac_cv_func_getaddrinfo = yes;then
10390-
echo"$as_me:$LINENO: checking forstruct sockaddr_in6">&5
10391-
echo$ECHO_N"checking forstruct sockaddr_in6...$ECHO_C">&6
10392-
iftest"${ac_cv_type_struct_sockaddr_in6+set}" =set;then
10372+
echo"$as_me:$LINENO: result:$ac_cv_type_struct_sockaddr_in6">&5
10373+
echo"${ECHO_T}$ac_cv_type_struct_sockaddr_in6">&6
10374+
iftest$ac_cv_type_struct_sockaddr_in6 = yes;then
10375+
echo"$as_me:$LINENO: checking forinet_ntop">&5
10376+
echo$ECHO_N"checking forinet_ntop...$ECHO_C">&6
10377+
iftest"${ac_cv_func_inet_ntop+set}" =set;then
1039310378
echo$ECHO_N"(cached)$ECHO_C">&6
1039410379
else
1039510380
cat>conftest.$ac_ext<<_ACEOF
1039610381
#line$LINENO "configure"
1039710382
#include "confdefs.h"
10398-
$ac_includes_default
10399-
#include <netinet/in.h>
10383+
/* System header to define __stub macros and hopefully few prototypes,
10384+
which can conflict with char inet_ntop (); below. */
10385+
#include <assert.h>
10386+
/* Override any gcc2 internal prototype to avoid an error. */
10387+
#ifdef __cplusplus
10388+
extern "C"
10389+
#endif
10390+
/* We use char because int might match the return type of a gcc2
10391+
builtin and then its argument prototype would still apply. */
10392+
char inet_ntop ();
10393+
char (*f) ();
1040010394
1040110395
#ifdef F77_DUMMY_MAIN
1040210396
# ifdef __cplusplus
@@ -10407,38 +10401,43 @@ $ac_includes_default
1040710401
int
1040810402
main ()
1040910403
{
10410-
if ((struct sockaddr_in6 *) 0)
10411-
return 0;
10412-
if (sizeof (struct sockaddr_in6))
10413-
return 0;
10404+
/* The GNU C library defines this for functions which it implements
10405+
to always fail with ENOSYS. Some functions are actually named
10406+
something starting with __ and the normal name is an alias. */
10407+
#if defined (__stub_inet_ntop) || defined (__stub___inet_ntop)
10408+
choke me
10409+
#else
10410+
f = inet_ntop;
10411+
#endif
10412+
1041410413
;
1041510414
return 0;
1041610415
}
1041710416
_ACEOF
10418-
rm -f conftest.$ac_objext
10419-
if { (evalecho"$as_me:$LINENO:\"$ac_compile\"")>&5
10420-
(eval$ac_compile)2>&5
10417+
rm -f conftest.$ac_objext conftest$ac_exeext
10418+
if { (evalecho"$as_me:$LINENO:\"$ac_link\"")>&5
10419+
(eval$ac_link)2>&5
1042110420
ac_status=$?
1042210421
echo"$as_me:$LINENO:\$? =$ac_status">&5
1042310422
(exit$ac_status); }&&
10424-
{ ac_try='test -s conftest.$ac_objext'
10423+
{ ac_try='test -s conftest$ac_exeext'
1042510424
{ (evalecho"$as_me:$LINENO:\"$ac_try\"")>&5
1042610425
(eval$ac_try)2>&5
1042710426
ac_status=$?
1042810427
echo"$as_me:$LINENO:\$? =$ac_status">&5
1042910428
(exit$ac_status); }; };then
10430-
ac_cv_type_struct_sockaddr_in6=yes
10429+
ac_cv_func_inet_ntop=yes
1043110430
else
1043210431
echo"$as_me: failed program was:">&5
1043310432
cat conftest.$ac_ext>&5
10434-
ac_cv_type_struct_sockaddr_in6=no
10433+
ac_cv_func_inet_ntop=no
1043510434
fi
10436-
rm -f conftest.$ac_objext conftest.$ac_ext
10435+
rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
1043710436
fi
10438-
echo"$as_me:$LINENO: result:$ac_cv_type_struct_sockaddr_in6">&5
10439-
echo"${ECHO_T}$ac_cv_type_struct_sockaddr_in6">&6
10440-
iftest$ac_cv_type_struct_sockaddr_in6 = yes;then
10441-
HAVE_IPV6="yes";cat>>confdefs.h<<\_ACEOF
10437+
echo"$as_me:$LINENO: result:$ac_cv_func_inet_ntop">&5
10438+
echo"${ECHO_T}$ac_cv_func_inet_ntop">&6
10439+
iftest$ac_cv_func_inet_ntop = yes;then
10440+
cat>>confdefs.h<<\_ACEOF
1044210441
#define HAVE_IPV6 1
1044310442
_ACEOF
1044410443
@@ -10447,7 +10446,6 @@ fi
1044710446
fi
1044810447
1044910448
10450-
1045110449
echo"$as_me:$LINENO: checking for PS_STRINGS">&5
1045210450
echo$ECHO_N"checking for PS_STRINGS...$ECHO_C">&6
1045310451
iftest"${pgac_cv_var_PS_STRINGS+set}" =set;then
@@ -10952,7 +10950,8 @@ fi
1095210950
1095310951
1095410952
10955-
forac_funcin fseeko gethostname getopt_long getrusage inet_aton random srandom strcasecmp strdup strerror strtol strtoul
10953+
10954+
forac_funcin fseeko getaddrinfo gethostname getopt_long getrusage inet_aton random srandom strcasecmp strdup strerror strtol strtoul
1095610955
do
1095710956
as_ac_var=`echo"ac_cv_func_$ac_func"|$as_tr_sh`
1095810957
echo"$as_me:$LINENO: checking for$ac_func">&5
@@ -17013,7 +17012,6 @@ s,@python_moduleexecdir@,$python_moduleexecdir,;t t
1701317012
s,@python_includespec@,$python_includespec,;t t
1701417013
s,@python_libspec@,$python_libspec,;t t
1701517014
s,@LIBOBJS@,$LIBOBJS,;t t
17016-
s,@HAVE_IPV6@,$HAVE_IPV6,;t t
1701717015
s,@HPUXMATHLIB@,$HPUXMATHLIB,;t t
1701817016
s,@HAVE_POSIX_SIGNALS@,$HAVE_POSIX_SIGNALS,;t t
1701917017
s,@MSGFMT@,$MSGFMT,;t t

‎configure.in‎

Lines changed: 7 additions & 9 deletions
Original file line numberDiff line numberDiff line change
@@ -1,5 +1,5 @@
11
dnl Process this file with autoconf to produce a configure script.
2-
dnl $Header: /cvsroot/pgsql/configure.in,v 1.239 2003/03/21 17:18:34 petere Exp $
2+
dnl $Header: /cvsroot/pgsql/configure.in,v 1.240 2003/03/29 11:31:51 petere Exp $
33
dnl
44
dnl Developers, please strive to achieve this order:
55
dnl
@@ -791,14 +791,12 @@ AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid memmove poll pstat setproc
791791

792792
AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
793793

794-
# This exports HAVE_IPV6 to both C files and Makefiles
795-
AC_CHECK_FUNC(getaddrinfo,
796-
[AC_CHECK_TYPE(struct sockaddr_in6,
797-
[HAVE_IPV6="yes"; AC_DEFINE(HAVE_IPV6, 1)],
798-
[],
794+
AC_CHECK_TYPE([struct sockaddr_in6],
795+
[AC_CHECK_FUNC(inet_ntop,
796+
[AC_DEFINE(HAVE_IPV6, 1)])],
797+
[],
799798
[$ac_includes_default
800-
#include <netinet/in.h>])])
801-
AC_SUBST(HAVE_IPV6)
799+
#include <netinet/in.h>])
802800

803801
AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
804802
[AC_TRY_LINK(
@@ -849,7 +847,7 @@ else
849847
AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
850848
fi
851849

852-
AC_REPLACE_FUNCS([fseeko gethostname getopt_long getrusage inet_aton random srandom strcasecmp strdup strerror strtol strtoul])
850+
AC_REPLACE_FUNCS([fseekogetaddrinfogethostname getopt_long getrusage inet_aton random srandom strcasecmp strdup strerror strtol strtoul])
853851

854852
# BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
855853
# We override the previous test that said fseeko/ftello didn't exist

‎src/Makefile.global.in‎

Lines changed: 1 addition & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -1,5 +1,5 @@
11
# -*-makefile-*-
2-
# $Header: /cvsroot/pgsql/src/Makefile.global.in,v 1.159 2003/01/06 03:18:26 momjian Exp $
2+
# $Header: /cvsroot/pgsql/src/Makefile.global.in,v 1.160 2003/03/29 11:31:51 petere Exp $
33

44
#------------------------------------------------------------------------------
55
# All PostgreSQL makefiles include this file and use the variables it sets,
@@ -277,7 +277,6 @@ ifeq ($(enable_rpath), yes)
277277
LDFLAGS +=$(rpath)
278278
endif
279279

280-
HAVE_IPV6 = @HAVE_IPV6@
281280

282281
##########################################################################
283282
#

‎src/backend/libpq/ip.c‎

Lines changed: 8 additions & 41 deletions
Original file line numberDiff line numberDiff line change
@@ -8,7 +8,7 @@
88
*
99
*
1010
* IDENTIFICATION
11-
* $Header: /cvsroot/pgsql/src/backend/libpq/ip.c,v 1.2 2003/01/09 14:35:03 petere Exp $
11+
* $Header: /cvsroot/pgsql/src/backend/libpq/ip.c,v 1.3 2003/03/29 11:31:51 petere Exp $
1212
*
1313
* This file and the IPV6 implementation were initially provided by
1414
* Nigel Kukard <nkukard@lbsd.net>, Linux Based Systems Design
@@ -44,58 +44,27 @@
4444
#defineLOG stderr
4545
#endif
4646

47-
#if defined(HAVE_UNIX_SOCKETS)&& defined(HAVE_IPV6)
47+
#if defined(HAVE_UNIX_SOCKETS)
4848
staticintgetaddrinfo_unix(constchar*path,conststructaddrinfo*hintsp,
49-
structaddrinfo**result);
49+
structaddrinfo**result);
5050
#endif/* HAVE_UNIX_SOCKETS */
5151

5252
/*
5353
*getaddrinfo2 - get address info for Unix, IPv4 and IPv6 sockets
5454
*/
5555
int
5656
getaddrinfo2(constchar*hostname,constchar*servname,
57-
#ifdefHAVE_IPV6
5857
conststructaddrinfo*hintp,structaddrinfo**result)
59-
#else
60-
intfamily,SockAddr*result)
61-
#endif
6258
{
6359
#ifdefHAVE_UNIX_SOCKETS
64-
#ifdefHAVE_IPV6
6560
if (hintp!=NULL&&hintp->ai_family==AF_UNIX)
6661
returngetaddrinfo_unix(servname,hintp,result);
67-
#else
68-
if (family==AF_UNIX)
69-
return0;
70-
#endif
7162
else
7263
{
7364
#endif/* HAVE_UNIX_SOCKETS */
74-
#ifdefHAVE_IPV6
7565
/* NULL has special meaning to getaddrinfo */
7666
returngetaddrinfo((!hostname||hostname[0]=='\0') ?NULL :hostname,
7767
servname,hintp,result);
78-
#else
79-
if (hostname[0]=='\0')
80-
result->in.sin_addr.s_addr=htonl(INADDR_ANY);
81-
else
82-
{
83-
structhostent*hp;
84-
85-
hp=gethostbyname(hostname);
86-
if ((hp==NULL)|| (hp->h_addrtype!=AF_INET))
87-
{
88-
elog(LOG,"getaddrinfo2: gethostbyname(%s) failed\n",hostname);
89-
returnSTATUS_ERROR;
90-
}
91-
memmove((char*)&(result->in.sin_addr), (char*)hp->h_addr,
92-
hp->h_length);
93-
}
94-
95-
result->in.sin_port=htons((unsigned short)atoi(servname));
96-
return0;
97-
#endif/* HAVE_IPV6 */
98-
9968
#ifdefHAVE_UNIX_SOCKETS
10069
}
10170
#endif/* HAVE_UNIX_SOCKETS */
@@ -105,7 +74,6 @@ getaddrinfo2(const char *hostname, const char *servname,
10574
/*
10675
*freeaddrinfo2 - free IPv6 addrinfo structures
10776
*/
108-
#ifdefHAVE_IPV6
10977
void
11078
freeaddrinfo2(inthint_ai_family,structaddrinfo*ai)
11179
{
@@ -126,10 +94,9 @@ freeaddrinfo2(int hint_ai_family, struct addrinfo *ai)
12694
#endif/* HAVE_UNIX_SOCKETS */
12795
freeaddrinfo(ai);
12896
}
129-
#endif
13097

13198

132-
#if defined(HAVE_UNIX_SOCKETS)&& defined(HAVE_IPV6)
99+
#if defined(HAVE_UNIX_SOCKETS)
133100
/* -------
134101
*getaddrinfo_unix - get unix socket info using IPv6
135102
*
@@ -140,7 +107,7 @@ freeaddrinfo2(int hint_ai_family, struct addrinfo *ai)
140107
*/
141108
staticint
142109
getaddrinfo_unix(constchar*path,conststructaddrinfo*hintsp,
143-
structaddrinfo**result)
110+
structaddrinfo**result)
144111
{
145112
structaddrinfohints;
146113
structaddrinfo*aip;
@@ -159,9 +126,9 @@ getaddrinfo_unix(const char *path, const struct addrinfo *hintsp,
159126
if (hints.ai_socktype==0)
160127
hints.ai_socktype=SOCK_STREAM;
161128

162-
if (!(hints.ai_family==AF_UNIX))
129+
if (hints.ai_family!=AF_UNIX)
163130
{
164-
elog(LOG,"hints.ai_family isinvalied getaddrinfo_unix()\n");
131+
elog(LOG,"hints.ai_family isinvalid in getaddrinfo_unix()\n");
165132
returnEAI_ADDRFAMILY;
166133
}
167134

@@ -197,7 +164,7 @@ getaddrinfo_unix(const char *path, const struct addrinfo *hintsp,
197164

198165
return0;
199166
}
200-
#endif/* HAVE_UNIX_SOCKETS&& HAVE_IPV6*/
167+
#endif/* HAVE_UNIX_SOCKETS */
201168

202169
/* ----------
203170
* SockAddr_ntop - set IP address string from SockAddr

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