From 042e5013a3bc42a3637aa1646e9fc002436b852f Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 3 Aug 2013 00:31:02 +0000
Subject: struct.c: rb_struct_define_under

* struct.c (rb_struct_define_under): new function to define Struct
  under the given namespace, not under Struct.  [Feature #8264]
* ext/etc/etc.c: use rb_struct_define_under.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42348 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog             |  7 +++++++
 ext/etc/etc.c         | 42 ++++++++++++++++++++++--------------------
 include/ruby/intern.h |  1 +
 struct.c              | 19 +++++++++++++++++++
 4 files changed, 49 insertions(+), 20 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 000c468926..8d206876a5 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+Sat Aug  3 09:30:57 2013  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* struct.c (rb_struct_define_under): new function to define Struct
+	  under the given namespace, not under Struct.  [Feature #8264]
+
+	* ext/etc/etc.c: use rb_struct_define_under.
+
 Sat Aug  3 06:55:29 2013  NAKAMURA Usaku  <usa@ruby-lang.org>
 
 	* parse.y (value_expr_gen): now NODE_DEFN and NODE_DEFS are not void
diff --git a/ext/etc/etc.c b/ext/etc/etc.c
index 474f3ebde0..3f14669748 100644
--- a/ext/etc/etc.c
+++ b/ext/etc/etc.c
@@ -672,37 +672,38 @@ Init_etc(void)
     rb_define_module_function(mEtc, "sysconfdir", etc_sysconfdir, 0);
     rb_define_module_function(mEtc, "systmpdir", etc_systmpdir, 0);
 
-    sPasswd =  rb_struct_define(NULL,
-				"name",
+    sPasswd =  rb_struct_define_under(mEtc, "Passwd",
+				      "name",
 #ifdef HAVE_STRUCT_PASSWD_PW_PASSWD
-				"passwd",
+				      "passwd",
 #endif
-				"uid",
-				"gid",
+				      "uid",
+				      "gid",
 #ifdef HAVE_STRUCT_PASSWD_PW_GECOS
-				"gecos",
+				      "gecos",
 #endif
-				"dir",
-				"shell",
+				      "dir",
+				      "shell",
 #ifdef HAVE_STRUCT_PASSWD_PW_CHANGE
-				"change",
+				      "change",
 #endif
 #ifdef HAVE_STRUCT_PASSWD_PW_QUOTA
-				"quota",
+				      "quota",
 #endif
 #ifdef HAVE_STRUCT_PASSWD_PW_AGE
-				"age",
+				      "age",
 #endif
 #ifdef HAVE_STRUCT_PASSWD_PW_CLASS
-				"uclass",
+				      "uclass",
 #endif
 #ifdef HAVE_STRUCT_PASSWD_PW_COMMENT
-				"comment",
+				      "comment",
 #endif
 #ifdef HAVE_STRUCT_PASSWD_PW_EXPIRE
-				"expire",
+				      "expire",
 #endif
-				NULL);
+				      NULL);
+#if 0
     /* Define-const: Passwd
      *
      * Passwd is a Struct that contains the following members:
@@ -743,18 +744,19 @@ Init_etc(void)
      *	    account expiration time(integer) must be compiled with +HAVE_STRUCT_PASSWD_PW_EXPIRE+
      */
     rb_define_const(mEtc, "Passwd", sPasswd);
-    rb_set_class_path(sPasswd, mEtc, "Passwd");
+#endif
     rb_define_const(rb_cStruct, "Passwd", sPasswd); /* deprecated name */
     rb_extend_object(sPasswd, rb_mEnumerable);
     rb_define_singleton_method(sPasswd, "each", etc_each_passwd, 0);
 
 #ifdef HAVE_GETGRENT
-    sGroup = rb_struct_define(NULL, "name",
+    sGroup = rb_struct_define_under(mEtc, "Group", "name",
 #ifdef HAVE_STRUCT_GROUP_GR_PASSWD
-			      "passwd",
+				    "passwd",
 #endif
-			      "gid", "mem", NULL);
+				    "gid", "mem", NULL);
 
+#if 0
     /* Define-const: Group
      *
      * Group is a Struct that is only available when compiled with +HAVE_GETGRENT+.
@@ -777,7 +779,7 @@ Init_etc(void)
      *	    members of the group.
      */
     rb_define_const(mEtc, "Group", sGroup);
-    rb_set_class_path(sGroup, mEtc, "Group");
+#endif
     rb_define_const(rb_cStruct, "Group", sGroup); /* deprecated name */
     rb_extend_object(sGroup, rb_mEnumerable);
     rb_define_singleton_method(sGroup, "each", etc_each_group, 0);
diff --git a/include/ruby/intern.h b/include/ruby/intern.h
index 02213c9072..9f71f46707 100644
--- a/include/ruby/intern.h
+++ b/include/ruby/intern.h
@@ -837,6 +837,7 @@ VALUE rb_str_ellipsize(VALUE, long);
 /* struct.c */
 VALUE rb_struct_new(VALUE, ...);
 VALUE rb_struct_define(const char*, ...);
+VALUE rb_struct_define_under(VALUE, const char*, ...);
 VALUE rb_struct_alloc(VALUE, VALUE);
 VALUE rb_struct_initialize(VALUE, VALUE);
 VALUE rb_struct_aref(VALUE, VALUE);
diff --git a/struct.c b/struct.c
index 90af2d0568..ebb301701c 100644
--- a/struct.c
+++ b/struct.c
@@ -283,6 +283,25 @@ rb_struct_define(const char *name, ...)
     return setup_struct(st, ary);
 }
 
+VALUE
+rb_struct_define_under(VALUE outer, const char *name, ...)
+{
+    va_list ar;
+    VALUE ary;
+    char *mem;
+
+    ary = rb_ary_tmp_new(0);
+
+    va_start(ar, name);
+    while ((mem = va_arg(ar, char*)) != 0) {
+	ID slot = rb_intern(mem);
+	rb_ary_push(ary, ID2SYM(slot));
+    }
+    va_end(ar);
+
+    return setup_struct(rb_define_class_under(outer, name, rb_cStruct), ary);
+}
+
 /*
  *  call-seq:
  *    Struct.new([class_name] [, member_name]+>)                        -> StructClass
-- 
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