From 14cf8d09ca7f4c7514bc50f6f7ee6faddb9f89cb Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 2 Sep 2008 02:47:38 +0000
Subject: * marshal.c (struct load_arg): data is now st_table.

* marshal.c (mark_load_arg): marks data and compat_tbl.

* marshal.c (r_object0): no need to check if reentered.

* marshal.c (marshal_load): make the wrapper with mark_load_arg.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19056 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog | 10 ++++++++++
 marshal.c | 44 +++++++++++++++++++++++++++-----------------
 2 files changed, 37 insertions(+), 17 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 2a8925e657..8fea8ab240 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,13 @@
+Tue Sep  2 11:47:36 2008  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* marshal.c (struct load_arg): data is now st_table.
+
+	* marshal.c (mark_load_arg): marks data and compat_tbl.
+
+	* marshal.c (r_object0): no need to check if reentered.
+
+	* marshal.c (marshal_load): make the wrapper with mark_load_arg.
+
 Tue Sep  2 10:49:18 2008  NAKAMURA Usaku  <usa@ruby-lang.org>
 
 	* win32/win32.c (gettimeofday): easier calculation. use the definition
diff --git a/marshal.c b/marshal.c
index 0909addc83..97d4fa1679 100644
--- a/marshal.c
+++ b/marshal.c
@@ -904,22 +904,32 @@ struct load_arg {
     VALUE src;
     long offset;
     st_table *symbols;
-    VALUE data;
+    st_table *data;
     VALUE proc;
     int taint;
     int untrust;
     st_table *compat_tbl;
-    VALUE compat_tbl_wrapper;
+    VALUE wrapper;
 };
 
 static void
 check_load_arg(struct load_arg *arg)
 {
-    if (!DATA_PTR(arg->compat_tbl_wrapper)) {
+    if (!DATA_PTR(arg->wrapper)) {
 	rb_raise(rb_eRuntimeError, "Marshal.load reentered");
     }
 }
 
+static void
+mark_load_arg(void *ptr)
+{
+    struct load_arg *p = ptr;
+    if (!ptr)
+        return;
+    rb_mark_tbl(p->data);
+    rb_mark_hash(p->compat_tbl);
+}
+
 static VALUE r_entry(VALUE v, struct load_arg *arg);
 static VALUE r_object(struct load_arg *arg);
 static VALUE path2class(const char *path);
@@ -1083,10 +1093,10 @@ r_entry(VALUE v, struct load_arg *arg)
 {
     st_data_t real_obj = (VALUE)Qundef;
     if (st_lookup(arg->compat_tbl, v, &real_obj)) {
-        rb_hash_aset(arg->data, INT2FIX(RHASH_SIZE(arg->data)), (VALUE)real_obj);
+        st_insert(arg->data, arg->data->num_entries, (st_data_t)real_obj);
     }
     else {
-        rb_hash_aset(arg->data, INT2FIX(RHASH_SIZE(arg->data)), v);
+        st_insert(arg->data, arg->data->num_entries, (st_data_t)v);
     }
     if (arg->taint) {
         OBJ_TAINT(v);
@@ -1193,15 +1203,15 @@ r_object0(struct load_arg *arg, int *ivp, VALUE extmod)
     VALUE v = Qnil;
     int type = r_byte(arg);
     long id;
+    st_data_t link;
 
     switch (type) {
       case TYPE_LINK:
 	id = r_long(arg);
-	v = rb_hash_aref(arg->data, LONG2FIX(id));
-	check_load_arg(arg);
-	if (NIL_P(v)) {
+	if (!st_lookup(arg->data, (st_data_t)id, &link)) {
 	    rb_raise(rb_eArgError, "dump format error (unlinked)");
 	}
+	v = (VALUE)link;
 	if (arg->proc) {
 	    v = rb_funcall(arg->proc, rb_intern("call"), 1, v);
 	    check_load_arg(arg);
@@ -1581,11 +1591,12 @@ load(struct load_arg *arg)
 static VALUE
 load_ensure(struct load_arg *arg)
 {
-    if (!DATA_PTR(arg->compat_tbl_wrapper)) return 0;
+    if (!DATA_PTR(arg->wrapper)) return 0;
     st_free_table(arg->symbols);
+    st_free_table(arg->data);
     st_free_table(arg->compat_tbl);
-    DATA_PTR(arg->compat_tbl_wrapper) = 0;
-    arg->compat_tbl_wrapper = 0;
+    DATA_PTR(arg->wrapper) = 0;
+    arg->wrapper = 0;
     return 0;
 }
 
@@ -1626,8 +1637,11 @@ marshal_load(int argc, VALUE *argv)
     arg.untrust = OBJ_UNTRUSTED(port);
     arg.src = port;
     arg.offset = 0;
+    arg.symbols = st_init_numtable();
+    arg.data    = st_init_numtable();
     arg.compat_tbl = st_init_numtable();
-    arg.compat_tbl_wrapper = Data_Wrap_Struct(rb_cData, rb_mark_tbl, 0, arg.compat_tbl);
+    arg.proc = 0;
+    arg.wrapper = Data_Wrap_Struct(rb_cData, mark_load_arg, 0, &arg);
 
     major = r_byte(&arg);
     minor = r_byte(&arg);
@@ -1642,11 +1656,7 @@ marshal_load(int argc, VALUE *argv)
 		MARSHAL_MAJOR, MARSHAL_MINOR, major, minor);
     }
 
-    arg.symbols = st_init_numtable();
-    arg.data   = rb_hash_new();
-    RBASIC(arg.data)->klass = 0;
-    if (NIL_P(proc)) arg.proc = 0;
-    else             arg.proc = proc;
+    if (!NIL_P(proc)) arg.proc = proc;
     v = rb_ensure(load, (VALUE)&arg, load_ensure, (VALUE)&arg);
 
     return v;
-- 
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