* io.c (rb_io_check_readable): Don't clear EOF flag by io_seek.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@5147 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
lann · Dec 9, 2003 · 39e04f4 · 39e04f4
1 parent 92517eb
commit 39e04f4
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diff --git a/ChangeLog b/ChangeLog
@@ -1,3 +1,7 @@
+Tue Dec  9 12:49:22 2003  Tanaka Akira  <[email protected]>
+
+	* io.c (rb_io_check_readable): Don't clear EOF flag by io_seek.
+
 Tue Dec  9 02:53:55 2003  Hidetoshi NAGAI  <[email protected]>
 
 	* ext/tk/sample/tkalignbox.rb: new sample script

diff --git a/io.c b/io.c
@@ -226,6 +226,7 @@ rb_io_check_readable(fptr)
 #if NEED_IO_SEEK_BETWEEN_RW
     if (((fptr->mode & FMODE_WBUF) ||
 	 (fptr->mode & (FMODE_SYNCWRITE|FMODE_RBUF)) == FMODE_SYNCWRITE) &&
+	!feof(fptr->f) &&
 	!fptr->f2) {
 	io_seek(fptr, 0, SEEK_CUR);
     }