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/* Test of <signal.h> substitute.
Copyright (C) 2009-2022 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
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>. */
/* Written by Eric Blake <ebb9@byu.net>, 2009. */
#include <config.h>
#include <signal.h>
/* Check for required types. */
struct
{
size_t a;
uid_t b;
volatile sig_atomic_t c;
sigset_t d;
pid_t e;
#if 0
/* Not guaranteed by gnulib. */
pthread_t f;
struct timespec g;
#endif
} s;
/* Check that NSIG is defined. */
int nsig = NSIG;
int
main (void)
{
switch (0)
{
/* The following are guaranteed by C. */
case 0:
case SIGABRT:
case SIGFPE:
case SIGILL:
case SIGINT:
case SIGSEGV:
case SIGTERM:
/* The following is guaranteed by gnulib. */
#if GNULIB_SIGPIPE || defined SIGPIPE
case SIGPIPE:
#endif
/* Ensure no conflict with other standardized names. */
#ifdef SIGALRM
case SIGALRM:
#endif
/* On Haiku, SIGBUS is mistakenly equal to SIGSEGV. */
#if defined SIGBUS && SIGBUS != SIGSEGV
case SIGBUS:
#endif
#ifdef SIGCHLD
case SIGCHLD:
#endif
#ifdef SIGCONT
case SIGCONT:
#endif
#ifdef SIGHUP
case SIGHUP:
#endif
#ifdef SIGKILL
case SIGKILL:
#endif
#ifdef SIGQUIT
case SIGQUIT:
#endif
#ifdef SIGSTOP
case SIGSTOP:
#endif
#ifdef SIGTSTP
case SIGTSTP:
#endif
#ifdef SIGTTIN
case SIGTTIN:
#endif
#ifdef SIGTTOU
case SIGTTOU:
#endif
#ifdef SIGUSR1
case SIGUSR1:
#endif
#ifdef SIGUSR2
case SIGUSR2:
#endif
#ifdef SIGSYS
case SIGSYS:
#endif
#ifdef SIGTRAP
case SIGTRAP:
#endif
#ifdef SIGURG
case SIGURG:
#endif
#ifdef SIGVTALRM
case SIGVTALRM:
#endif
#ifdef SIGXCPU
case SIGXCPU:
#endif
#ifdef SIGXFSZ
case SIGXFSZ:
#endif
/* SIGRTMIN and SIGRTMAX need not be compile-time constants. */
#if 0
# ifdef SIGRTMIN
case SIGRTMIN:
# endif
# ifdef SIGRTMAX
case SIGRTMAX:
# endif
#endif
;
}
return s.a + s.b + s.c + s.e;
}
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