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Tests for module 'read'.
[gnulib.git]
/
tests
/
test-dup2.c
diff --git
a/tests/test-dup2.c
b/tests/test-dup2.c
index
3bad63a
..
37454e9
100644
(file)
--- a/
tests/test-dup2.c
+++ b/
tests/test-dup2.c
@@
-1,5
+1,5
@@
/* Test duplicating file descriptors.
/* 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
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
@@
-28,7
+28,7
@@
SIGNATURE_CHECK (dup2, int, (int, int));
#include "binary-io.h"
#include "binary-io.h"
-#if GNULIB_CLOEXEC
+#if GNULIB_
TEST_
CLOEXEC
# include "cloexec.h"
#endif
# include "cloexec.h"
#endif
@@
-57,7
+57,7
@@
is_open (int fd)
#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 non-zero if FD is open and inheritable across exec/spawn. */
static int
is_inheritable (int fd)
@@
-79,7
+79,7
@@
is_inheritable (int fd)
return 0 <= i && (i & FD_CLOEXEC) == 0;
# endif
}
return 0 <= i && (i & FD_CLOEXEC) == 0;
# endif
}
-#endif /* GNULIB_CLOEXEC */
+#endif /* GNULIB_
TEST_
CLOEXEC */
#if !O_BINARY
# define setmode(f,m) zero ()
#if !O_BINARY
# define setmode(f,m) zero ()
@@
-121,6
+121,9
@@
main (void)
ASSERT (dup2 (-1, fd) == -1);
ASSERT (errno == EBADF);
errno = 0;
ASSERT (dup2 (-1, fd) == -1);
ASSERT (errno == EBADF);
errno = 0;
+ ASSERT (dup2 (99, fd) == -1);
+ ASSERT (errno == EBADF);
+ errno = 0;
ASSERT (dup2 (AT_FDCWD, fd) == -1);
ASSERT (errno == EBADF);
ASSERT (is_open (fd));
ASSERT (dup2 (AT_FDCWD, fd) == -1);
ASSERT (errno == EBADF);
ASSERT (is_open (fd));
@@
-161,7
+164,7
@@
main (void)
ASSERT (read (fd, buffer, 1) == 1);
ASSERT (*buffer == '2');
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);
/* Any new fd created by dup2 must not be cloexec. */
ASSERT (close (fd + 2) == 0);
ASSERT (dup_cloexec (fd) == fd + 1);
@@
-169,7
+172,12
@@
main (void)
ASSERT (dup2 (fd + 1, fd + 1) == fd + 1);
ASSERT (!is_inheritable (fd + 1));
ASSERT (dup2 (fd + 1, fd + 2) == fd + 2);
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));
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
#endif
/* On systems that distinguish between text and binary mode, dup2