* ext/zlib/zlib.c (rb_deflate_params): flush before deflateParams.

[ruby-core:17675]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18029 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Fri Jul 11 22:58:28 2008  Yusuke Endoh  <mame@tsg.ne.jp>
+
+	* ext/zlib/zlib.c (rb_deflate_params): flush before deflateParams.
+	  [ruby-core:17675]
+
 Fri Jul 11 22:09:01 2008  NAKAMURA Usaku  <usa@ruby-lang.org>
 
 	* win32/setup.rb, win32/Makefile.sub (PLATFORM): use $(PLATFORM)

ext/zlib/zlib.c

@@ -1293,6 +1293,7 @@ rb_deflate_params(VALUE obj, VALUE v_level, VALUE v_strategy)
     level = ARG_LEVEL(v_level);
     strategy = ARG_STRATEGY(v_strategy);
 
+    zstream_run(z, (Bytef*)"", 0, Z_SYNC_FLUSH);
     err = deflateParams(&z->stream, level, strategy);
     while (err == Z_BUF_ERROR) {
 	rb_warning("deflateParams() returned Z_BUF_ERROR");