Simplify the socket handling code by supplying a replacement getaddrinfo()

function if the OS doesn't provide one.

1 files changed, 55 insertions, 57 deletions

diff --git a/configure b/configure
index 2c673fc1a8..72f9dc3f13 100755
--- a/configure
+++ b/configure
@@ -10321,26 +10321,16 @@ fi
 
 
 
-# This exports HAVE_IPV6 to both C files and Makefiles
-echo "$as_me:$LINENO: checking for getaddrinfo" >&5
-echo $ECHO_N "checking for getaddrinfo... $ECHO_C" >&6
-if test "${ac_cv_func_getaddrinfo+set}" = set; then
+echo "$as_me:$LINENO: checking for struct sockaddr_in6" >&5
+echo $ECHO_N "checking for struct sockaddr_in6... $ECHO_C" >&6
+if test "${ac_cv_type_struct_sockaddr_in6+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
 #line $LINENO "configure"
 #include "confdefs.h"
-/* System header to define __stub macros and hopefully few prototypes,
-    which can conflict with char getaddrinfo (); below.  */
-#include <assert.h>
-/* Override any gcc2 internal prototype to avoid an error.  */
-#ifdef __cplusplus
-extern "C"
-#endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
-char getaddrinfo ();
-char (*f) ();
+$ac_includes_default
+#include <netinet/in.h>
 
 #ifdef F77_DUMMY_MAIN
 #  ifdef __cplusplus
@@ -10351,52 +10341,56 @@ char (*f) ();
 int
 main ()
 {
-/* The GNU C library defines this for functions which it implements
-    to always fail with ENOSYS.  Some functions are actually named
-    something starting with __ and the normal name is an alias.  */
-#if defined (__stub_getaddrinfo) || defined (__stub___getaddrinfo)
-choke me
-#else
-f = getaddrinfo;
-#endif
-
+if ((struct sockaddr_in6 *) 0)
+  return 0;
+if (sizeof (struct sockaddr_in6))
+  return 0;
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  ac_cv_func_getaddrinfo=yes
+  ac_cv_type_struct_sockaddr_in6=yes
 else
   echo "$as_me: failed program was:" >&5
 cat conftest.$ac_ext >&5
-ac_cv_func_getaddrinfo=no
+ac_cv_type_struct_sockaddr_in6=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 fi
-echo "$as_me:$LINENO: result: $ac_cv_func_getaddrinfo" >&5
-echo "${ECHO_T}$ac_cv_func_getaddrinfo" >&6
-if test $ac_cv_func_getaddrinfo = yes; then
-  echo "$as_me:$LINENO: checking for struct sockaddr_in6" >&5
-echo $ECHO_N "checking for struct sockaddr_in6... $ECHO_C" >&6
-if test "${ac_cv_type_struct_sockaddr_in6+set}" = set; then
+echo "$as_me:$LINENO: result: $ac_cv_type_struct_sockaddr_in6" >&5
+echo "${ECHO_T}$ac_cv_type_struct_sockaddr_in6" >&6
+if test $ac_cv_type_struct_sockaddr_in6 = yes; then
+  echo "$as_me:$LINENO: checking for inet_ntop" >&5
+echo $ECHO_N "checking for inet_ntop... $ECHO_C" >&6
+if test "${ac_cv_func_inet_ntop+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
 #line $LINENO "configure"
 #include "confdefs.h"
-$ac_includes_default
-#include <netinet/in.h>
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char inet_ntop (); below.  */
+#include <assert.h>
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char inet_ntop ();
+char (*f) ();
 
 #ifdef F77_DUMMY_MAIN
 #  ifdef __cplusplus
@@ -10407,38 +10401,43 @@ $ac_includes_default
 int
 main ()
 {
-if ((struct sockaddr_in6 *) 0)
-  return 0;
-if (sizeof (struct sockaddr_in6))
-  return 0;
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_inet_ntop) || defined (__stub___inet_ntop)
+choke me
+#else
+f = inet_ntop;
+#endif
+
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
+         { ac_try='test -s conftest$ac_exeext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  ac_cv_type_struct_sockaddr_in6=yes
+  ac_cv_func_inet_ntop=yes
 else
   echo "$as_me: failed program was:" >&5
 cat conftest.$ac_ext >&5
-ac_cv_type_struct_sockaddr_in6=no
+ac_cv_func_inet_ntop=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
 fi
-echo "$as_me:$LINENO: result: $ac_cv_type_struct_sockaddr_in6" >&5
-echo "${ECHO_T}$ac_cv_type_struct_sockaddr_in6" >&6
-if test $ac_cv_type_struct_sockaddr_in6 = yes; then
-  HAVE_IPV6="yes"; cat >>confdefs.h <<\_ACEOF
+echo "$as_me:$LINENO: result: $ac_cv_func_inet_ntop" >&5
+echo "${ECHO_T}$ac_cv_func_inet_ntop" >&6
+if test $ac_cv_func_inet_ntop = yes; then
+  cat >>confdefs.h <<\_ACEOF
 #define HAVE_IPV6 1
 _ACEOF
 
@@ -10447,7 +10446,6 @@ fi
 fi
 
 
-
 echo "$as_me:$LINENO: checking for PS_STRINGS" >&5
 echo $ECHO_N "checking for PS_STRINGS... $ECHO_C" >&6
 if test "${pgac_cv_var_PS_STRINGS+set}" = set; then
@@ -10952,7 +10950,8 @@ fi
 
 
 
-for ac_func in fseeko gethostname getopt_long getrusage inet_aton random srandom strcasecmp strdup strerror strtol strtoul
+
+for ac_func in fseeko getaddrinfo gethostname getopt_long getrusage inet_aton random srandom strcasecmp strdup strerror strtol strtoul
 do
 as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
 echo "$as_me:$LINENO: checking for $ac_func" >&5
@@ -17013,7 +17012,6 @@ s,@python_moduleexecdir@,$python_moduleexecdir,;t t
 s,@python_includespec@,$python_includespec,;t t
 s,@python_libspec@,$python_libspec,;t t
 s,@LIBOBJS@,$LIBOBJS,;t t
-s,@HAVE_IPV6@,$HAVE_IPV6,;t t
 s,@HPUXMATHLIB@,$HPUXMATHLIB,;t t
 s,@HAVE_POSIX_SIGNALS@,$HAVE_POSIX_SIGNALS,;t t
 s,@MSGFMT@,$MSGFMT,;t t