2 * Check decoding of signalfd4 syscall.
4 * Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
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32 #include <asm/unistd.h>
34 #if defined HAVE_SYS_SIGNALFD_H \
35 && defined HAVE_SIGNALFD \
41 # include <sys/signalfd.h>
46 const char *const sigs = SIGUSR2 < SIGCHLD ? "USR2 CHLD" : "CHLD USR2";
47 const unsigned int size = get_sigset_size();
51 sigaddset(&mask, SIGUSR2);
52 sigaddset(&mask, SIGCHLD);
54 int fd = signalfd(-1, &mask, O_CLOEXEC | O_NONBLOCK);
55 printf("signalfd4(-1, [%s], %u, SFD_CLOEXEC|SFD_NONBLOCK) = %s\n",
56 sigs, size, sprintrc(fd));
58 puts("+++ exited with 0 +++");
64 SKIP_MAIN_UNDEFINED("HAVE_SYS_SIGNALFD_H && HAVE_SIGNALFD && O_CLOEXEC")