/* Test duplicating file descriptors.
- Copyright (C) 2009, 2010 Free Software Foundation, Inc.
+ Copyright (C) 2009-2011 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
#include "binary-io.h"
-#if GNULIB_CLOEXEC
+#if GNULIB_TEST_CLOEXEC
# include "cloexec.h"
#endif
#endif
}
-#if GNULIB_CLOEXEC
+#if GNULIB_TEST_CLOEXEC
/* Return non-zero if FD is open and inheritable across exec/spawn. */
static int
is_inheritable (int fd)
return 0 <= i && (i & FD_CLOEXEC) == 0;
# endif
}
-#endif /* GNULIB_CLOEXEC */
+#endif /* GNULIB_TEST_CLOEXEC */
#if !O_BINARY
# define setmode(f,m) zero ()
ASSERT (read (fd, buffer, 1) == 1);
ASSERT (*buffer == '2');
-#if GNULIB_CLOEXEC
+#if GNULIB_TEST_CLOEXEC
/* Any new fd created by dup2 must not be cloexec. */
ASSERT (close (fd + 2) == 0);
ASSERT (dup_cloexec (fd) == fd + 1);
ASSERT (dup2 (fd + 1, fd + 1) == fd + 1);
ASSERT (!is_inheritable (fd + 1));
ASSERT (dup2 (fd + 1, fd + 2) == fd + 2);
+ ASSERT (!is_inheritable (fd + 1));
ASSERT (is_inheritable (fd + 2));
+ errno = 0;
+ ASSERT (dup2 (fd + 1, -1) == -1);
+ ASSERT (errno == EBADF);
+ ASSERT (!is_inheritable (fd + 1));
#endif
/* On systems that distinguish between text and binary mode, dup2