* io.c (rb_io_mode_enc): encoding spec is not allowed in binary mode.

[ruby-dev:32913]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14828 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Tue Jan  1 17:50:47 2008  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* io.c (rb_io_mode_enc): encoding spec is not allowed in binary mode.
+	  [ruby-dev:32913]
+
 Tue Jan  1 14:41:56 2008  Yukihiro Matsumoto  <matz@ruby-lang.org>
 
 	* lib/rexml: 1.9 patch from Sam Ruby mentioned in his blog:

io.c

@@ -3192,6 +3192,9 @@ rb_io_mode_enc(rb_io_t *fptr, const char *mode)
 {
     const char *p = strchr(mode, ':');
     if (p) {
+	if (fptr->mode & FMODE_BINMODE) {
+	    rb_raise(rb_eArgError, "encoding in binary mode");
+	}
 	mode_enc(fptr, p+1);
     }
 }