50 lines
1.1 KiB
C
50 lines
1.1 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (c) International Business Machines Corp., 2001
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*/
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/*\
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* [Description]
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*
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* Restore signals to default behavior.
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*/
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#include "signal.h"
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#include "tst_test.h"
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static int siglist[] = { SIGHUP, SIGINT, SIGQUIT, SIGILL, SIGTRAP, SIGABRT,
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SIGBUS, SIGFPE, SIGUSR1, SIGSEGV, SIGUSR2, SIGPIPE, SIGALRM,
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SIGTERM, SIGCHLD, SIGCONT, SIGTSTP, SIGTTIN,
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SIGTTOU, SIGURG, SIGXCPU, SIGXFSZ, SIGVTALRM, SIGPROF,
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SIGWINCH, SIGIO, SIGPWR, SIGSYS
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};
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static void sighandler(int sig LTP_ATTRIBUTE_UNUSED)
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{
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}
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static void do_test(unsigned int n)
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{
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sighandler_t rval, first;
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SAFE_SIGNAL(siglist[n], SIG_DFL);
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first = SAFE_SIGNAL(siglist[n], sighandler);
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SAFE_SIGNAL(siglist[n], SIG_DFL);
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rval = SAFE_SIGNAL(siglist[n], sighandler);
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if (rval == first) {
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tst_res(TPASS, "signal(%d) restore succeeded "
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"received %p.", siglist[n], rval);
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} else {
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tst_res(TFAIL, "return values for signal(%d) don't match. "
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"Got %p, expected %p.",
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siglist[n], rval, first);
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}
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}
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static struct tst_test test = {
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.tcnt = ARRAY_SIZE(siglist),
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.test = do_test,
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};
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