merge revision(s) 17025:

	* ext/zlib/zlib.c (rb_deflate_initialize, Init_zlib): Fix up
	  initialize_copy; [ruby-list:45016], [ruby-list:45018].


git-svn-id: http://svn.ruby-lang.org/repos/ruby/branches/ruby_1_8_6@17608 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

3 files changed, 14 insertions, 4 deletions

diff --git a/ChangeLog b/ChangeLog
index 344265a97..f47a29a9b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Fri Jun 27 17:38:21 2008  Akinori MUSHA  <knu@iDaemons.org>
+
+	* ext/zlib/zlib.c (rb_deflate_initialize, Init_zlib): Fix up
+	  initialize_copy; [ruby-list:45016], [ruby-list:45018].
+
 Fri Jun 27 17:28:39 2008  NAKAMURA Usaku  <usa@ruby-lang.org>
 
 	* io.c (rb_open_file, rb_io_s_sysopen): fmode should be unsigned int.
diff --git a/ext/zlib/zlib.c b/ext/zlib/zlib.c
index 1b8955377..d4c502892 100644
--- a/ext/zlib/zlib.c
+++ b/ext/zlib/zlib.c
@@ -1182,14 +1182,19 @@ static VALUE
 rb_deflate_init_copy(self, orig)
     VALUE self, orig;
 {
-    struct zstream *z1 = get_zstream(self);
-    struct zstream *z2 = get_zstream(orig);
+    struct zstream *z1, *z2;
     int err;
 
+    Data_Get_Struct(self, struct zstream, z1);
+    z2 = get_zstream(orig);
+
     err = deflateCopy(&z1->stream, &z2->stream);
     if (err != Z_OK) {
 	raise_zlib_error(err, 0);
     }
+    z1->input = NIL_P(z2->input) ? Qnil : rb_str_dup(z2->input);
+    z1->buf   = NIL_P(z2->buf)   ? Qnil : rb_str_dup(z2->buf);
+    z1->buf_filled = z2->buf_filled;
     z1->flags = z2->flags;
 
     return self;
@@ -3371,7 +3376,7 @@ void Init_zlib()
     rb_define_singleton_method(cDeflate, "deflate", rb_deflate_s_deflate, -1);
     rb_define_alloc_func(cDeflate, rb_deflate_s_allocate);
     rb_define_method(cDeflate, "initialize", rb_deflate_initialize, -1);
-    rb_define_method(cDeflate, "initialize_copy", rb_deflate_init_copy, 0);
+    rb_define_method(cDeflate, "initialize_copy", rb_deflate_init_copy, 1);
     rb_define_method(cDeflate, "deflate", rb_deflate_deflate, -1);
     rb_define_method(cDeflate, "<<", rb_deflate_addstr, 1);
     rb_define_method(cDeflate, "flush", rb_deflate_flush, -1);
diff --git a/version.h b/version.h
index e209ede79..189d67d4f 100644
--- a/version.h
+++ b/version.h
@@ -2,7 +2,7 @@
 #define RUBY_RELEASE_DATE "2008-06-27"
 #define RUBY_VERSION_CODE 186
 #define RUBY_RELEASE_CODE 20080627
-#define RUBY_PATCHLEVEL 235
+#define RUBY_PATCHLEVEL 236
 
 #define RUBY_VERSION_MAJOR 1
 #define RUBY_VERSION_MINOR 8