* ext/socket/extconf.rb: test structure members just after types test.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39197 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Sun Feb 10 23:42:26 2013  Tanaka Akira  <akr@fsij.org>
+
+	* ext/socket/extconf.rb: test structure members just after types test.
+
 Sun Feb 10 20:58:17 2013  Tanaka Akira  <akr@fsij.org>
 
 	* ext/socket/extconf.rb: test types just after headers test.

ext/socket/extconf.rb

@@ -76,6 +76,26 @@ have_type("struct ip_mreq", headers) # 4.4BSD
 have_type("struct ip_mreqn", headers) # Linux 2.4
 have_type("struct ipv6_mreq", headers) # RFC 3493
 
+if have_struct_member("struct sockaddr_in", "sin_len", headers)
+  $defs[-1] = "-DHAVE_SIN_LEN" # change from -DHAVE_ST_SIN_LEN.
+end
+
+#   doug's fix, NOW add -Dss_family... only if required!
+doug = proc {have_struct_member("struct sockaddr_storage", "ss_family", headers)}
+if (doug[] or
+    with_cppflags($CPPFLAGS + " -Dss_family=__ss_family", &doug))
+  $defs[-1] = "-DHAVE_SOCKADDR_STORAGE" # change from -DHAVE_ST_SS_FAMILY.
+  doug = proc {have_struct_member("struct sockaddr_storage", "ss_len", headers)}
+  doug[] or with_cppflags($CPPFLAGS + " -Dss_len=__ss_len", &doug)
+end
+
+if have_struct_member("struct sockaddr", "sa_len", headers)
+  $defs[-1] = "-DHAVE_SA_LEN " # change from -DHAVE_ST_SA_LEN.
+end
+
+have_struct_member('struct msghdr', 'msg_control', ['sys/types.h', 'sys/socket.h'])
+have_struct_member('struct msghdr', 'msg_accrights', ['sys/types.h', 'sys/socket.h'])
+
 ipv6 = false
 default_ipv6 = /cygwin|beos|haiku/ !~ RUBY_PLATFORM
 if enable_config("ipv6", default_ipv6)
@@ -135,33 +155,14 @@ ipv6 kit and compile beforehand.
 EOS
 end
 
-if have_struct_member("struct sockaddr_in", "sin_len", headers)
-  $defs[-1] = "-DHAVE_SIN_LEN" # change from -DHAVE_ST_SIN_LEN.
-end
-
-#   doug's fix, NOW add -Dss_family... only if required!
-doug = proc {have_struct_member("struct sockaddr_storage", "ss_family", headers)}
-if (doug[] or
-    with_cppflags($CPPFLAGS + " -Dss_family=__ss_family", &doug))
-  $defs[-1] = "-DHAVE_SOCKADDR_STORAGE" # change from -DHAVE_ST_SS_FAMILY.
-  doug = proc {have_struct_member("struct sockaddr_storage", "ss_len", headers)}
-  doug[] or with_cppflags($CPPFLAGS + " -Dss_len=__ss_len", &doug)
-end
-
-if have_struct_member("struct sockaddr", "sa_len", headers)
-  $defs[-1] = "-DHAVE_SA_LEN " # change from -DHAVE_ST_SA_LEN.
-end
-
 if !have_macro("IPPROTO_IPV6", headers) && have_const("IPPROTO_IPV6", headers)
   IO.read(File.join(File.dirname(__FILE__), "mkconstants.rb")).sub(/\A.*^__END__$/m, '').split(/\r?\n/).grep(/\AIPPROTO_\w*/){$&}.each {|name|
     have_const(name, headers) unless $defs.include?("-DHAVE_CONST_#{name.upcase}")
   }
 end
 
-if have_func("sendmsg") | have_func("recvmsg")
-  have_struct_member('struct msghdr', 'msg_control', ['sys/types.h', 'sys/socket.h'])
-  have_struct_member('struct msghdr', 'msg_accrights', ['sys/types.h', 'sys/socket.h'])
-end
+have_func("sendmsg")
+have_func("recvmsg")
 
 if checking_for("recvmsg() with MSG_PEEK allocate file descriptors") {try_run(cpp_include(headers) + <<'EOF')}
 #include <stdlib.h>