From 620cbfd46681582c003b8c5103b5135ee80c38a6 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 25 Jun 2004 15:13:16 +0000
Subject: * io.c (rb_fopen, rb_fdopen, rb_io_reopen): setvbuf() may return  
 positive value on failure.  [ruby-dev:23792]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@6521 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 io.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'io.c')

diff --git a/io.c b/io.c
index c0cf821b8b..f71ef8f0b6 100644
--- a/io.c
+++ b/io.c
@@ -2381,7 +2381,7 @@ rb_fopen(fname, mode)
 	}
     }
 #ifdef USE_SETVBUF
-    if (setvbuf(file, NULL, _IOFBF, 0) < 0)
+    if (setvbuf(file, NULL, _IOFBF, 0) != 0)
 	rb_warn("setvbuf() can't be honoured for %s", fname);
 #endif
 #ifdef __human68k__
@@ -2424,7 +2424,7 @@ rb_fdopen(fd, mode)
     }
 
 #ifdef USE_SETVBUF
-    if (setvbuf(file, NULL, _IOFBF, 0) < 0)
+    if (setvbuf(file, NULL, _IOFBF, 0) != 0)
 	rb_warn("setvbuf() can't be honoured (fd=%d)", fd);
 #endif
     return file;
@@ -3278,7 +3278,7 @@ rb_io_reopen(argc, argv, file)
 	rb_sys_fail(fptr->path);
     }
 #ifdef USE_SETVBUF
-    if (setvbuf(fptr->f, NULL, _IOFBF, 0) < 0)
+    if (setvbuf(fptr->f, NULL, _IOFBF, 0) != 0)
 	rb_warn("setvbuf() can't be honoured for %s", RSTRING(fname)->ptr);
 #endif
 
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