/* Test duplicating non-inheritable file descriptors.
- Copyright (C) 2009 Free Software Foundation, Inc.
+ Copyright (C) 2009-2013 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 <errno.h>
#include <fcntl.h>
-#include <stdio.h>
-#include <stdlib.h>
#include <unistd.h>
#if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__
-/* Get declarations of the Win32 API functions. */
+/* Get declarations of the native Windows API functions. */
# define WIN32_LEAN_AND_MEAN
# include <windows.h>
+/* Get _get_osfhandle. */
+# include "msvc-nothrow.h"
#endif
#include "binary-io.h"
-
-#define ASSERT(expr) \
- do \
- { \
- if (!(expr)) \
- { \
- fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
- fflush (stderr); \
- abort (); \
- } \
- } \
- while (0)
+#include "macros.h"
/* Return non-zero if FD is open and inheritable across exec/spawn. */
static int
is_inheritable (int fd)
{
#if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__
- /* On Win32, the initial state of unassigned standard file
+ /* On native Windows, the initial state of unassigned standard file
descriptors is that they are open but point to an
INVALID_HANDLE_VALUE, and there is no fcntl. */
HANDLE h = (HANDLE) _get_osfhandle (fd);
const char *file = "test-cloexec.tmp";
int fd = creat (file, 0600);
int fd2;
+ int bad_fd = getdtablesize ();
/* Assume std descriptors were provided by invoker. */
ASSERT (STDERR_FILENO < fd);
ASSERT (set_cloexec_flag (-1, false) == -1);
ASSERT (errno == EBADF);
errno = 0;
- ASSERT (set_cloexec_flag (10000000, false) == -1);
+ ASSERT (set_cloexec_flag (bad_fd, false) == -1);
ASSERT (errno == EBADF);
errno = 0;
ASSERT (set_cloexec_flag (fd2, false) == -1);
ASSERT (dup_cloexec (-1) == -1);
ASSERT (errno == EBADF);
errno = 0;
- ASSERT (dup_cloexec (10000000) == -1);
+ ASSERT (dup_cloexec (bad_fd) == -1);
ASSERT (errno == EBADF);
errno = 0;
ASSERT (dup_cloexec (fd2) == -1);