gnulib: tests/test-fcntl.c annotate

annotate tests/test-fcntl.c @ 39221:f2c01d874a71

Avoid test failures on Microsoft Windows Subsystem for Linux. * tests/test-fcntl.c (main): Allow a different errno. * tests/test-rename.h (test_rename): Likewise. * tests/test-renameat.c (main): Likewise. * tests/test-renameat2.c (main): Likewise.

author	Bruno Haible <bruno@clisp.org>
date	Mon, 22 Jan 2018 05:01:48 +0100
parents	24e347e0e326
children	beb2ad957aca

rev	line source
32145 c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	1 /* Test of fcntl(2).
39199 24e347e0e326 maint: Run 'make update-copyright' Paul Eggert <eggert@cs.ucla.edu> parents: 38844 diff changeset	2 Copyright (C) 2009-2018 Free Software Foundation, Inc.
32145 c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	3
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	4 This program is free software: you can redistribute it and/or modify
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	5 it under the terms of the GNU General Public License as published by
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	6 the Free Software Foundation; either version 3 of the License, or
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	7 (at your option) any later version.
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	8
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	9 This program is distributed in the hope that it will be useful,
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	10 but WITHOUT ANY WARRANTY; without even the implied warranty of
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	12 GNU General Public License for more details.
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	13
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	14 You should have received a copy of the GNU General Public License
38844 a8586d5e30d2 all: prefer https: URLs Paul Eggert <eggert@cs.ucla.edu> parents: 38562 diff changeset	15 along with this program. If not, see <https://www.gnu.org/licenses/>. */
32145 c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	16
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	17 /* Written by Eric Blake <ebb9@byu.net>, 2009. */
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	18
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	19 #include <config.h>
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	20
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	21 /* Specification. */
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	22 #include <fcntl.h>
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	23
32180 3191880ed8b2 tests: add signature checks Eric Blake <ebb9@byu.net> parents: 32172 diff changeset	24 #include "signature.h"
3191880ed8b2 tests: add signature checks Eric Blake <ebb9@byu.net> parents: 32172 diff changeset	25 SIGNATURE_CHECK (fcntl, int, (int, int, ...));
3191880ed8b2 tests: add signature checks Eric Blake <ebb9@byu.net> parents: 32172 diff changeset	26
32145 c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	27 /* Helpers. */
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	28 #include <errno.h>
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	29 #include <stdarg.h>
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	30 #include <stdbool.h>
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	31 #include <unistd.h>
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	32
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	33 #if (defined _WIN32 \|\| defined __WIN32__) && ! defined __CYGWIN__
35905 ca0078f28044 Talk about "native Windows API", not "Win32". Bruno Haible <bruno@clisp.org> parents: 35892 diff changeset	34 /* Get declarations of the native Windows API functions. */
32145 c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	35 # define WIN32_LEAN_AND_MEAN
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	36 # include <windows.h>
35443 81f93aab9044 New module 'msvc-nothrow'. Makes _get_osfhandle safe on MSVC 9. Bruno Haible <bruno@clisp.org> parents: 35400 diff changeset	37 /* Get _get_osfhandle. */
38562 4e054cafa4f4 Implement a way to opt out from MSVC support. Bruno Haible <bruno@clisp.org> parents: 38305 diff changeset	38 # if GNULIB_MSVC_NOTHROW
4e054cafa4f4 Implement a way to opt out from MSVC support. Bruno Haible <bruno@clisp.org> parents: 38305 diff changeset	39 # include "msvc-nothrow.h"
4e054cafa4f4 Implement a way to opt out from MSVC support. Bruno Haible <bruno@clisp.org> parents: 38305 diff changeset	40 # else
4e054cafa4f4 Implement a way to opt out from MSVC support. Bruno Haible <bruno@clisp.org> parents: 38305 diff changeset	41 # include <io.h>
4e054cafa4f4 Implement a way to opt out from MSVC support. Bruno Haible <bruno@clisp.org> parents: 38305 diff changeset	42 # endif
32145 c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	43 #endif
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	44
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	45 #include "binary-io.h"
32187 25173b78d540 Refactor common macros used in tests. Bruno Haible <bruno@clisp.org> parents: 32180 diff changeset	46 #include "macros.h"
32145 c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	47
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	48 #if !O_BINARY
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	49 # define setmode(f,m) zero ()
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	50 static int zero (void) { return 0; }
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	51 #endif
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	52
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	53 /* Return true if FD is open. */
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	54 static bool
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	55 is_open (int fd)
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	56 {
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	57 #if (defined _WIN32 \|\| defined __WIN32__) && ! defined __CYGWIN__
35905 ca0078f28044 Talk about "native Windows API", not "Win32". Bruno Haible <bruno@clisp.org> parents: 35892 diff changeset	58 /* On native Windows, the initial state of unassigned standard file
32145 c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	59 descriptors is that they are open but point to an
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	60 INVALID_HANDLE_VALUE, and there is no fcntl. */
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	61 return (HANDLE) _get_osfhandle (fd) != INVALID_HANDLE_VALUE;
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	62 #else
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	63 # ifndef F_GETFL
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	64 # error Please port fcntl to your platform
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	65 # endif
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	66 return 0 <= fcntl (fd, F_GETFL);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	67 #endif
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	68 }
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	69
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	70 /* Return true if FD is open and inheritable across exec/spawn. */
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	71 static bool
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	72 is_inheritable (int fd)
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	73 {
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	74 #if (defined _WIN32 \|\| defined __WIN32__) && ! defined __CYGWIN__
35905 ca0078f28044 Talk about "native Windows API", not "Win32". Bruno Haible <bruno@clisp.org> parents: 35892 diff changeset	75 /* On native Windows, the initial state of unassigned standard file
32145 c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	76 descriptors is that they are open but point to an
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	77 INVALID_HANDLE_VALUE, and there is no fcntl. */
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	78 HANDLE h = (HANDLE) _get_osfhandle (fd);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	79 DWORD flags;
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	80 if (h == INVALID_HANDLE_VALUE \|\| GetHandleInformation (h, &flags) == 0)
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	81 return false;
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	82 return (flags & HANDLE_FLAG_INHERIT) != 0;
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	83 #else
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	84 # ifndef F_GETFD
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	85 # error Please port fcntl to your platform
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	86 # endif
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	87 int i = fcntl (fd, F_GETFD);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	88 return 0 <= i && (i & FD_CLOEXEC) == 0;
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	89 #endif
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	90 }
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	91
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	92 /* Return non-zero if FD is open in the given MODE, which is either
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	93 O_TEXT or O_BINARY. */
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	94 static bool
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	95 is_mode (int fd, int mode)
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	96 {
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	97 int value = setmode (fd, O_BINARY);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	98 setmode (fd, value);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	99 return mode == value;
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	100 }
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	101
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	102 /* Since native fcntl can have more supported operations than our
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	103 replacement is aware of, and since various operations assign
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	104 different types to the vararg argument, a wrapper around fcntl must
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	105 be able to pass a vararg of unknown type on through to the original
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	106 fcntl. Make sure that this works properly: func1 behaves like the
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	107 original fcntl interpreting the vararg as an int or a pointer to a
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	108 struct, and func2 behaves like rpl_fcntl that doesn't know what
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	109 type to forward. */
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	110 struct dummy_struct
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	111 {
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	112 long filler;
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	113 int value;
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	114 };
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	115 static int
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	116 func1 (int a, ...)
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	117 {
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	118 va_list arg;
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	119 int i;
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	120 va_start (arg, a);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	121 if (a < 4)
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	122 i = va_arg (arg, int);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	123 else
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	124 {
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	125 struct dummy_struct s = va_arg (arg, struct dummy_struct );
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	126 i = s->value;
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	127 }
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	128 va_end (arg);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	129 return i;
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	130 }
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	131 static int
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	132 func2 (int a, ...)
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	133 {
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	134 va_list arg;
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	135 void *p;
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	136 va_start (arg, a);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	137 p = va_arg (arg, void *);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	138 va_end (arg);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	139 return func1 (a, p);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	140 }
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	141
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	142 /* Ensure that all supported fcntl actions are distinct, and
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	143 usable in preprocessor expressions. */
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	144 static void
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	145 check_flags (void)
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	146 {
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	147 switch (0)
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	148 {
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	149 case F_DUPFD:
32147 37d8bfde3c23 fcntl: port portions of fcntl to mingw Eric Blake <ebb9@byu.net> parents: 32145 diff changeset	150 #if F_DUPFD
32145 c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	151 #endif
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	152
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	153 case F_DUPFD_CLOEXEC:
32147 37d8bfde3c23 fcntl: port portions of fcntl to mingw Eric Blake <ebb9@byu.net> parents: 32145 diff changeset	154 #if F_DUPFD_CLOEXEC
32145 c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	155 #endif
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	156
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	157 case F_GETFD:
32147 37d8bfde3c23 fcntl: port portions of fcntl to mingw Eric Blake <ebb9@byu.net> parents: 32145 diff changeset	158 #if F_GETFD
32145 c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	159 #endif
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	160
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	161 #ifdef F_SETFD
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	162 case F_SETFD:
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	163 # if F_SETFD
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	164 # endif
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	165 #endif
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	166
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	167 #ifdef F_GETFL
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	168 case F_GETFL:
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	169 # if F_GETFL
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	170 # endif
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	171 #endif
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	172
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	173 #ifdef F_SETFL
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	174 case F_SETFL:
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	175 # if F_SETFL
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	176 # endif
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	177 #endif
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	178
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	179 #ifdef F_GETOWN
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	180 case F_GETOWN:
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	181 # if F_GETOWN
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	182 # endif
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	183 #endif
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	184
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	185 #ifdef F_SETOWN
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	186 case F_SETOWN:
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	187 # if F_SETOWN
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	188 # endif
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	189 #endif
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	190
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	191 #ifdef F_GETLK
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	192 case F_GETLK:
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	193 # if F_GETLK
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	194 # endif
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	195 #endif
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	196
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	197 #ifdef F_SETLK
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	198 case F_SETLK:
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	199 # if F_SETLK
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	200 # endif
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	201 #endif
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	202
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	203 #ifdef F_SETLKW
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	204 case F_SETLKW:
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	205 # if F_SETLKW
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	206 # endif
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	207 #endif
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	208
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	209 ;
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	210 }
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	211 }
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	212
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	213 int
32172 7c1ce7bea630 tests: avoid compiler warnings Eric Blake <ebb9@byu.net> parents: 32147 diff changeset	214 main (void)
32145 c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	215 {
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	216 const char *file = "test-fcntl.tmp";
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	217 int fd;
37064 2c92a419ee26 tests: don't assume getdtablesize () <= 10000000 Paul Eggert <eggert@cs.ucla.edu> parents: 36940 diff changeset	218 int bad_fd = getdtablesize ();
32145 c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	219
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	220 /* Sanity check that rpl_fcntl is likely to work. */
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	221 ASSERT (func2 (1, 2) == 2);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	222 ASSERT (func2 (2, -2) == -2);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	223 ASSERT (func2 (3, 0x80000000) == 0x80000000);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	224 {
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	225 struct dummy_struct s = { 0L, 4 };
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	226 ASSERT (func2 (4, &s) == 4);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	227 }
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	228 check_flags ();
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	229
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	230 /* Assume std descriptors were provided by invoker, and ignore fds
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	231 that might have been inherited. */
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	232 fd = creat (file, 0600);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	233 ASSERT (STDERR_FILENO < fd);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	234 close (fd + 1);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	235 close (fd + 2);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	236
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	237 /* For F_DUPFD, the source must be valid. /
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	238 errno = 0;
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	239 ASSERT (fcntl (-1, F_DUPFD, 0) == -1);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	240 ASSERT (errno == EBADF);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	241 errno = 0;
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	242 ASSERT (fcntl (fd + 1, F_DUPFD, 0) == -1);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	243 ASSERT (errno == EBADF);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	244 errno = 0;
37064 2c92a419ee26 tests: don't assume getdtablesize () <= 10000000 Paul Eggert <eggert@cs.ucla.edu> parents: 36940 diff changeset	245 ASSERT (fcntl (bad_fd, F_DUPFD, 0) == -1);
32145 c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	246 ASSERT (errno == EBADF);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	247 errno = 0;
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	248 ASSERT (fcntl (-1, F_DUPFD_CLOEXEC, 0) == -1);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	249 ASSERT (errno == EBADF);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	250 errno = 0;
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	251 ASSERT (fcntl (fd + 1, F_DUPFD_CLOEXEC, 0) == -1);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	252 ASSERT (errno == EBADF);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	253 errno = 0;
37064 2c92a419ee26 tests: don't assume getdtablesize () <= 10000000 Paul Eggert <eggert@cs.ucla.edu> parents: 36940 diff changeset	254 ASSERT (fcntl (bad_fd, F_DUPFD_CLOEXEC, 0) == -1);
32145 c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	255 ASSERT (errno == EBADF);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	256
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	257 /* For F_DUPFD, the destination must be valid. /
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	258 errno = 0;
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	259 ASSERT (fcntl (fd, F_DUPFD, -1) == -1);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	260 ASSERT (errno == EINVAL);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	261 errno = 0;
37064 2c92a419ee26 tests: don't assume getdtablesize () <= 10000000 Paul Eggert <eggert@cs.ucla.edu> parents: 36940 diff changeset	262 ASSERT (fcntl (fd, F_DUPFD, bad_fd) == -1);
32145 c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	263 ASSERT (errno == EINVAL);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	264 errno = 0;
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	265 ASSERT (fcntl (fd, F_DUPFD_CLOEXEC, -1) == -1);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	266 ASSERT (errno == EINVAL);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	267 errno = 0;
37064 2c92a419ee26 tests: don't assume getdtablesize () <= 10000000 Paul Eggert <eggert@cs.ucla.edu> parents: 36940 diff changeset	268 ASSERT (fcntl (fd, F_DUPFD_CLOEXEC, bad_fd) == -1);
39221 f2c01d874a71 Avoid test failures on Microsoft Windows Subsystem for Linux. Bruno Haible <bruno@clisp.org> parents: 39199 diff changeset	269 ASSERT (errno == EINVAL
f2c01d874a71 Avoid test failures on Microsoft Windows Subsystem for Linux. Bruno Haible <bruno@clisp.org> parents: 39199 diff changeset	270 \|\| errno == EMFILE /* WSL */);
32145 c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	271
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	272 /* For F_DUPFD*, check for correct inheritance, as well as
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	273 preservation of text vs. binary. */
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	274 setmode (fd, O_BINARY);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	275 ASSERT (is_open (fd));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	276 ASSERT (!is_open (fd + 1));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	277 ASSERT (!is_open (fd + 2));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	278 ASSERT (is_inheritable (fd));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	279 ASSERT (is_mode (fd, O_BINARY));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	280
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	281 ASSERT (fcntl (fd, F_DUPFD, fd) == fd + 1);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	282 ASSERT (is_open (fd));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	283 ASSERT (is_open (fd + 1));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	284 ASSERT (!is_open (fd + 2));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	285 ASSERT (is_inheritable (fd + 1));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	286 ASSERT (is_mode (fd, O_BINARY));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	287 ASSERT (is_mode (fd + 1, O_BINARY));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	288 ASSERT (close (fd + 1) == 0);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	289
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	290 ASSERT (fcntl (fd, F_DUPFD_CLOEXEC, fd + 2) == fd + 2);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	291 ASSERT (is_open (fd));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	292 ASSERT (!is_open (fd + 1));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	293 ASSERT (is_open (fd + 2));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	294 ASSERT (is_inheritable (fd));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	295 ASSERT (!is_inheritable (fd + 2));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	296 ASSERT (is_mode (fd, O_BINARY));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	297 ASSERT (is_mode (fd + 2, O_BINARY));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	298 ASSERT (close (fd) == 0);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	299
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	300 setmode (fd + 2, O_TEXT);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	301 ASSERT (fcntl (fd + 2, F_DUPFD, fd + 1) == fd + 1);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	302 ASSERT (!is_open (fd));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	303 ASSERT (is_open (fd + 1));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	304 ASSERT (is_open (fd + 2));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	305 ASSERT (is_inheritable (fd + 1));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	306 ASSERT (!is_inheritable (fd + 2));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	307 ASSERT (is_mode (fd + 1, O_TEXT));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	308 ASSERT (is_mode (fd + 2, O_TEXT));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	309 ASSERT (close (fd + 1) == 0);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	310
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	311 ASSERT (fcntl (fd + 2, F_DUPFD_CLOEXEC, 0) == fd);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	312 ASSERT (is_open (fd));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	313 ASSERT (!is_open (fd + 1));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	314 ASSERT (is_open (fd + 2));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	315 ASSERT (!is_inheritable (fd));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	316 ASSERT (!is_inheritable (fd + 2));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	317 ASSERT (is_mode (fd, O_TEXT));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	318 ASSERT (is_mode (fd + 2, O_TEXT));
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	319 ASSERT (close (fd + 2) == 0);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	320
35400 c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	321 /* Test F_GETFD on invalid file descriptors. */
32147 37d8bfde3c23 fcntl: port portions of fcntl to mingw Eric Blake <ebb9@byu.net> parents: 32145 diff changeset	322 errno = 0;
37d8bfde3c23 fcntl: port portions of fcntl to mingw Eric Blake <ebb9@byu.net> parents: 32145 diff changeset	323 ASSERT (fcntl (-1, F_GETFD) == -1);
37d8bfde3c23 fcntl: port portions of fcntl to mingw Eric Blake <ebb9@byu.net> parents: 32145 diff changeset	324 ASSERT (errno == EBADF);
37d8bfde3c23 fcntl: port portions of fcntl to mingw Eric Blake <ebb9@byu.net> parents: 32145 diff changeset	325 errno = 0;
37d8bfde3c23 fcntl: port portions of fcntl to mingw Eric Blake <ebb9@byu.net> parents: 32145 diff changeset	326 ASSERT (fcntl (fd + 1, F_GETFD) == -1);
37d8bfde3c23 fcntl: port portions of fcntl to mingw Eric Blake <ebb9@byu.net> parents: 32145 diff changeset	327 ASSERT (errno == EBADF);
37d8bfde3c23 fcntl: port portions of fcntl to mingw Eric Blake <ebb9@byu.net> parents: 32145 diff changeset	328 errno = 0;
37064 2c92a419ee26 tests: don't assume getdtablesize () <= 10000000 Paul Eggert <eggert@cs.ucla.edu> parents: 36940 diff changeset	329 ASSERT (fcntl (bad_fd, F_GETFD) == -1);
32147 37d8bfde3c23 fcntl: port portions of fcntl to mingw Eric Blake <ebb9@byu.net> parents: 32145 diff changeset	330 ASSERT (errno == EBADF);
35400 c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	331
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	332 /* Test F_GETFD, the FD_CLOEXEC bit. */
32147 37d8bfde3c23 fcntl: port portions of fcntl to mingw Eric Blake <ebb9@byu.net> parents: 32145 diff changeset	333 {
37d8bfde3c23 fcntl: port portions of fcntl to mingw Eric Blake <ebb9@byu.net> parents: 32145 diff changeset	334 int result = fcntl (fd, F_GETFD);
37d8bfde3c23 fcntl: port portions of fcntl to mingw Eric Blake <ebb9@byu.net> parents: 32145 diff changeset	335 ASSERT (0 <= result);
37d8bfde3c23 fcntl: port portions of fcntl to mingw Eric Blake <ebb9@byu.net> parents: 32145 diff changeset	336 ASSERT ((result & FD_CLOEXEC) == FD_CLOEXEC);
37d8bfde3c23 fcntl: port portions of fcntl to mingw Eric Blake <ebb9@byu.net> parents: 32145 diff changeset	337 ASSERT (dup (fd) == fd + 1);
37d8bfde3c23 fcntl: port portions of fcntl to mingw Eric Blake <ebb9@byu.net> parents: 32145 diff changeset	338 result = fcntl (fd + 1, F_GETFD);
37d8bfde3c23 fcntl: port portions of fcntl to mingw Eric Blake <ebb9@byu.net> parents: 32145 diff changeset	339 ASSERT (0 <= result);
37d8bfde3c23 fcntl: port portions of fcntl to mingw Eric Blake <ebb9@byu.net> parents: 32145 diff changeset	340 ASSERT ((result & FD_CLOEXEC) == 0);
37d8bfde3c23 fcntl: port portions of fcntl to mingw Eric Blake <ebb9@byu.net> parents: 32145 diff changeset	341 ASSERT (close (fd + 1) == 0);
37d8bfde3c23 fcntl: port portions of fcntl to mingw Eric Blake <ebb9@byu.net> parents: 32145 diff changeset	342 }
37d8bfde3c23 fcntl: port portions of fcntl to mingw Eric Blake <ebb9@byu.net> parents: 32145 diff changeset	343
35400 c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	344 #ifdef F_SETFD
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	345 /* Test F_SETFD on invalid file descriptors. */
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	346 errno = 0;
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	347 ASSERT (fcntl (-1, F_SETFD, 0) == -1);
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	348 ASSERT (errno == EBADF);
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	349 errno = 0;
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	350 ASSERT (fcntl (fd + 1, F_SETFD, 0) == -1);
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	351 ASSERT (errno == EBADF);
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	352 errno = 0;
37064 2c92a419ee26 tests: don't assume getdtablesize () <= 10000000 Paul Eggert <eggert@cs.ucla.edu> parents: 36940 diff changeset	353 ASSERT (fcntl (bad_fd, F_SETFD, 0) == -1);
35400 c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	354 ASSERT (errno == EBADF);
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	355 #endif
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	356
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	357 #ifdef F_GETFL
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	358 /* Test F_GETFL on invalid file descriptors. */
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	359 errno = 0;
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	360 ASSERT (fcntl (-1, F_GETFL) == -1);
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	361 ASSERT (errno == EBADF);
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	362 errno = 0;
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	363 ASSERT (fcntl (fd + 1, F_GETFL) == -1);
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	364 ASSERT (errno == EBADF);
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	365 errno = 0;
37064 2c92a419ee26 tests: don't assume getdtablesize () <= 10000000 Paul Eggert <eggert@cs.ucla.edu> parents: 36940 diff changeset	366 ASSERT (fcntl (bad_fd, F_GETFL) == -1);
35400 c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	367 ASSERT (errno == EBADF);
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	368 #endif
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	369
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	370 #ifdef F_SETFL
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	371 /* Test F_SETFL on invalid file descriptors. */
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	372 errno = 0;
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	373 ASSERT (fcntl (-1, F_SETFL, 0) == -1);
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	374 ASSERT (errno == EBADF);
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	375 errno = 0;
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	376 ASSERT (fcntl (fd + 1, F_SETFL, 0) == -1);
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	377 ASSERT (errno == EBADF);
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	378 errno = 0;
37064 2c92a419ee26 tests: don't assume getdtablesize () <= 10000000 Paul Eggert <eggert@cs.ucla.edu> parents: 36940 diff changeset	379 ASSERT (fcntl (bad_fd, F_SETFL, 0) == -1);
35400 c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	380 ASSERT (errno == EBADF);
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	381 #endif
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	382
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	383 #ifdef F_GETOWN
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	384 /* Test F_GETOWN on invalid file descriptors. */
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	385 errno = 0;
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	386 ASSERT (fcntl (-1, F_GETOWN) == -1);
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	387 ASSERT (errno == EBADF);
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	388 errno = 0;
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	389 ASSERT (fcntl (fd + 1, F_GETOWN) == -1);
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	390 ASSERT (errno == EBADF);
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	391 errno = 0;
37064 2c92a419ee26 tests: don't assume getdtablesize () <= 10000000 Paul Eggert <eggert@cs.ucla.edu> parents: 36940 diff changeset	392 ASSERT (fcntl (bad_fd, F_GETOWN) == -1);
35400 c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	393 ASSERT (errno == EBADF);
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	394 #endif
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	395
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	396 #ifdef F_SETOWN
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	397 /* Test F_SETFL on invalid file descriptors. */
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	398 errno = 0;
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	399 ASSERT (fcntl (-1, F_SETOWN, 0) == -1);
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	400 ASSERT (errno == EBADF);
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	401 errno = 0;
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	402 ASSERT (fcntl (fd + 1, F_SETOWN, 0) == -1);
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	403 ASSERT (errno == EBADF);
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	404 errno = 0;
37064 2c92a419ee26 tests: don't assume getdtablesize () <= 10000000 Paul Eggert <eggert@cs.ucla.edu> parents: 36940 diff changeset	405 ASSERT (fcntl (bad_fd, F_SETOWN, 0) == -1);
35400 c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	406 ASSERT (errno == EBADF);
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	407 #endif
c5707e36242f fcntl tests: EBADF tests. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	408
32145 c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	409 /* Cleanup. */
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	410 ASSERT (close (fd) == 0);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	411 ASSERT (unlink (file) == 0);
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	412
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	413 return 0;
c9222c1aec27 fcntl: support F_DUPFD_CLOEXEC on systems with fcntl Eric Blake <ebb9@byu.net> parents: diff changeset	414 }

Mercurial > gnulib

annotate tests/test-fcntl.c @ 39221:f2c01d874a71