[thirdparty/util-linux.git] / include / pidfd-utils.h

#ifndef UTIL_LINUX_PIDFD_UTILS
#define UTIL_LINUX_PIDFD_UTILS

#if defined(__linux__) && defined(SYS_pidfd_send_signal)
# include <sys/types.h>
# include <sys/syscall.h>

# ifndef HAVE_PIDFD_OPEN
static inline int pidfd_send_signal(int pidfd, int sig, siginfo_t *info,
				    unsigned int flags)
{
	return syscall(SYS_pidfd_send_signal, pidfd, sig, info, flags);
}
# endif

# ifndef HAVE_PIDFD_SEND_SIGNAL
static inline int pidfd_open(pid_t pid, unsigned int flags)
{
	return syscall(SYS_pidfd_open, pid, flags);
}
# endif

# define UL_HAVE_PIDFD 1

#endif /* __linux__ && SYS_pidfd_send_signal */
#endif /* UTIL_LINUX_PIDFD_UTILS */
Commit	Line	Data
6e6b9a1d SK	1	#ifndef UTIL_LINUX_PIDFD_UTILS
	2	#define UTIL_LINUX_PIDFD_UTILS
	3
b6c3de88	4	#if defined(__linux__) && defined(SYS_pidfd_send_signal)
6e6b9a1d SK	5	# include <sys/types.h>
6e6b9a1d SK	6	# include <sys/syscall.h>
b6c3de88	7
6e6b9a1d SK	8	# ifndef HAVE_PIDFD_OPEN
	9	static inline int pidfd_send_signal(int pidfd, int sig, siginfo_t *info,
	10	unsigned int flags)
	11	{
	12	return syscall(SYS_pidfd_send_signal, pidfd, sig, info, flags);
	13	}
	14	# endif
b6c3de88	15
6e6b9a1d SK	16	# ifndef HAVE_PIDFD_SEND_SIGNAL
	17	static inline int pidfd_open(pid_t pid, unsigned int flags)
	18	{
	19	return syscall(SYS_pidfd_open, pid, flags);
	20	}
	21	# endif
b6c3de88	22
6e6b9a1d	23	# define UL_HAVE_PIDFD 1
6e6b9a1d	24
b6c3de88 KZ	25	#endif /* __linux__ && SYS_pidfd_send_signal */
b6c3de88 KZ	26	#endif /* UTIL_LINUX_PIDFD_UTILS */