/* pp_sys.c
*
- * Copyright (C) 1995, 1996, 1997, 1998, 1999,
- * 2000, 2001, 2002, 2003, 2004, 2005, 2006, by Larry Wall and others
+ * Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
+ * 2004, 2005, 2006, 2007 by Larry Wall and others
*
* You may distribute under the terms of either the GNU General Public
* License or the Artistic License, as specified in the README file.
Mode_t anum;
if (MAXARG < 1) {
- anum = PerlLIO_umask(0);
- (void)PerlLIO_umask(anum);
+ anum = PerlLIO_umask(022);
+ /* setting it to 022 between the two calls to umask avoids
+ * to have a window where the umask is set to 0 -- meaning
+ * that another thread could create world-writeable files. */
+ if (anum != 022)
+ (void)PerlLIO_umask(anum);
}
else
anum = PerlLIO_umask(POPi);