1*49cdfc7eSAndroid Build Coastguard Worker // SPDX-License-Identifier: GPL-2.0-or-later 2*49cdfc7eSAndroid Build Coastguard Worker 3*49cdfc7eSAndroid Build Coastguard Worker /* 4*49cdfc7eSAndroid Build Coastguard Worker * Copyright (c) International Business Machines Corp., 2001 5*49cdfc7eSAndroid Build Coastguard Worker * Copyright (c) 2022 SUSE LLC Avinesh Kumar <[email protected]> 6*49cdfc7eSAndroid Build Coastguard Worker */ 7*49cdfc7eSAndroid Build Coastguard Worker 8*49cdfc7eSAndroid Build Coastguard Worker /*\ 9*49cdfc7eSAndroid Build Coastguard Worker * [Description] 10*49cdfc7eSAndroid Build Coastguard Worker * 11*49cdfc7eSAndroid Build Coastguard Worker * Verify that open(2) fails with ENXIO when 12*49cdfc7eSAndroid Build Coastguard Worker * O_NONBLOCK | O_WRONLY is set, the named file is a FIFO, 13*49cdfc7eSAndroid Build Coastguard Worker * and no process has the FIFO open for reading. 14*49cdfc7eSAndroid Build Coastguard Worker */ 15*49cdfc7eSAndroid Build Coastguard Worker 16*49cdfc7eSAndroid Build Coastguard Worker #include "tst_test.h" 17*49cdfc7eSAndroid Build Coastguard Worker 18*49cdfc7eSAndroid Build Coastguard Worker #define TEMP_FIFO "tmpfile" 19*49cdfc7eSAndroid Build Coastguard Worker setup(void)20*49cdfc7eSAndroid Build Coastguard Workerstatic void setup(void) 21*49cdfc7eSAndroid Build Coastguard Worker { 22*49cdfc7eSAndroid Build Coastguard Worker SAFE_MKFIFO(TEMP_FIFO, 0644); 23*49cdfc7eSAndroid Build Coastguard Worker } 24*49cdfc7eSAndroid Build Coastguard Worker run(void)25*49cdfc7eSAndroid Build Coastguard Workerstatic void run(void) 26*49cdfc7eSAndroid Build Coastguard Worker { 27*49cdfc7eSAndroid Build Coastguard Worker TST_EXP_FAIL2(open(TEMP_FIFO, O_NONBLOCK | O_WRONLY), ENXIO); 28*49cdfc7eSAndroid Build Coastguard Worker } 29*49cdfc7eSAndroid Build Coastguard Worker 30*49cdfc7eSAndroid Build Coastguard Worker static struct tst_test test = { 31*49cdfc7eSAndroid Build Coastguard Worker .test_all = run, 32*49cdfc7eSAndroid Build Coastguard Worker .setup = setup, 33*49cdfc7eSAndroid Build Coastguard Worker .needs_tmpdir = 1 34*49cdfc7eSAndroid Build Coastguard Worker }; 35