# HG changeset patch
# User Patrick Mezard <pmezard@gmail.com>
# Date 1206133015 -3600
# Node ID ed9b07a97587eacbf3a6477776391c2543eba2bc
# Parent  0750f11152febd2ff4ca7439957b77111d99cc63
util: check fileno() validity in win32 set_binary()

diff -r 0750f11152fe -r ed9b07a97587 mercurial/util.py
--- a/mercurial/util.py	Fri Mar 21 14:52:24 2008 +0100
+++ b/mercurial/util.py	Fri Mar 21 21:56:55 2008 +0100
@@ -1000,7 +1000,9 @@
         pass
 
     def set_binary(fd):
-        if hasattr(fd, 'fileno'):
+        # When run without console, pipes may expose invalid
+        # fileno(), usually set to -1.
+        if hasattr(fd, 'fileno') and fd.fileno() >= 0:
             msvcrt.setmode(fd.fileno(), os.O_BINARY)
 
     def pconvert(path):