From 80980a98b10c0fae6b041e4b85fb888467b2dfaa Mon Sep 17 00:00:00 2001
From: usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 19 Jan 2009 00:23:48 +0000
Subject: 	* ext/socket/raddrinfo.c (addrinfo_mdump, addrinfo_mload):
 support 	  UNIX socket only on platforms which support it.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@21652 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/socket/mkconstants.rb | 12 ++++++------
 ext/socket/raddrinfo.c    |  4 ++++
 2 files changed, 10 insertions(+), 6 deletions(-)

(limited to 'ext')

diff --git a/ext/socket/mkconstants.rb b/ext/socket/mkconstants.rb
index cfc0fbe069..1d4e90ba79 100644
--- a/ext/socket/mkconstants.rb
+++ b/ext/socket/mkconstants.rb
@@ -74,17 +74,15 @@ def each_name(pat)
   }
 end
 
+MISSING_DEFS = {}
+
 ERB.new(<<'EOS', nil, '%').def_method(Object, "gen_const_defs_in_guard(define, name, default_value)")
 % if default_value
-#ifndef <%=name%>
-#define <%=name%> <%=default_value%>
-#endif
-    <%=define%>(<%=c_str name%>, <%=name%>);
-% else
+%   MISSING_DEFS[name] = default_value
+% end
 #if defined(<%=name%>)
     <%=define%>(<%=c_str name%>, <%=name%>);
 #endif
-% end
 EOS
 
 ERB.new(<<'EOS', nil, '%').def_method(Object, "gen_const_defs")
@@ -273,6 +271,8 @@ init_constants(VALUE mConst)
 EOS
 
 header_result = ERB.new(<<'EOS', nil, '%').result(binding)
+<%= MISSING_DEFS.map {|name, value| ["\#ifndef #{name}", "\# define #{name} #{value}", '#endif']}.join("\n") %>
+
 <%= NAME_TO_INT_DEFS.map {|decl, func| decl }.join("\n") %>
 
 <%= INTERN_DEFS.map {|vardef, gen_hash, decl, func| decl }.join("\n") %>
diff --git a/ext/socket/raddrinfo.c b/ext/socket/raddrinfo.c
index 43bbad28a0..e9785d448b 100644
--- a/ext/socket/raddrinfo.c
+++ b/ext/socket/raddrinfo.c
@@ -1153,6 +1153,7 @@ addrinfo_mdump(VALUE self)
     afamily = rb_id2str(id);
 
     switch(afamily_int) {
+#ifdef HAVE_SYS_UN_H
       case AF_UNIX:
       {
         struct sockaddr_un *su = (struct sockaddr_un *)&rai->addr;
@@ -1164,6 +1165,7 @@ addrinfo_mdump(VALUE self)
         sockaddr = rb_str_new(s, e-s);
         break;
       }
+#endif
 
       default:
       {
@@ -1250,6 +1252,7 @@ addrinfo_mload(VALUE self, VALUE ary)
 
     v = rb_ary_entry(ary, 1);
     switch(afamily) {
+#ifdef HAVE_SYS_UN_H
       case AF_UNIX:
       {
         struct sockaddr_un *su = (struct sockaddr_un *)&ss;
@@ -1263,6 +1266,7 @@ addrinfo_mload(VALUE self, VALUE ary)
         len = sizeof(*su);
         break;
       }
+#endif
 
       default:
       {
-- 
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