From e4288860d8ecbab35c31cdb6efff648c530ebf7a Mon Sep 17 00:00:00 2001
From: usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 30 Nov 2010 03:26:43 +0000
Subject: * win32/win32.c (rb_w32_read): read only 1 byte at once on console.  
 workaround of Windows bug. see [ruby-core:33460].   this is not the final
 solution.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29980 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 win32/win32.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'win32')

diff --git a/win32/win32.c b/win32/win32.c
index 67160bdb71..3e1da087b9 100644
--- a/win32/win32.c
+++ b/win32/win32.c
@@ -5027,6 +5027,7 @@ rb_w32_read(int fd, void *buf, size_t size)
     size_t len;
     size_t ret;
     OVERLAPPED ol, *pol = NULL;
+    BOOL isconsole;
     int start = 0;
 
     if (is_socket(sock))
@@ -5049,11 +5050,12 @@ rb_w32_read(int fd, void *buf, size_t size)
     }
 
     ret = 0;
+    isconsole = is_console(_osfhnd(fd));
   retry:
     /* get rid of console reading bug */
-    if (is_console(_osfhnd(fd))) {
+    if (isconsole) {
 	if (start)
-	    len = min(16 * 1024, size);
+	    len = 1;
 	else {
 	    len = 0;
 	    start = 1;
-- 
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