usr/klibc/pselect.c

/*
 * pselect.c
 */

#include <sys/select.h>
#include <sys/syscall.h>

#if defined(__NR_pselect) && !_KLIBC_USE_RT_SIG

/* Don't need to do anything here; use syscall stub directly */

#elif defined(__NR_pselect7)

__extern int __pselect7(int, fd_set *, fd_set *, fd_set *,
			const struct timespec *, const sigset_t *, size_t);

int pselect(int n, fd_set * readfds, fd_set * writefds, fd_set * exceptfds,
	    const struct timespec *timeout, const sigset_t * sigmask)
{
	return __pselect7(n, readfds, writefds, exceptfds,
			  timeout, sigmask, sizeof *sigmask);
}

#elif defined(__NR_pselect6)

struct __pselect6 {
	const sigset_t *sigmask;
	size_t sigsize;
};

__extern int __pselect6(int, fd_set *, fd_set *, fd_set *,
			const struct timespec *, const struct __pselect6 *);

int pselect(int n, fd_set * readfds, fd_set * writefds, fd_set * exceptfds,
	    const struct timespec *timeout, const sigset_t * sigmask)
{
	struct __pselect6 extended_sigmask = { sigmask, sizeof *sigmask };
	return __pselect6(n, readfds, writefds, exceptfds,
			  timeout, &extended_sigmask);
}

#endif
1	/*
2	* pselect.c
3	*/
4
5	#include <sys/select.h>
6	#include <sys/syscall.h>
7
8	#if defined(__NR_pselect) && !_KLIBC_USE_RT_SIG
9
10	/* Don't need to do anything here; use syscall stub directly */
11
12	#elif defined(__NR_pselect7)
13
14	__extern int __pselect7(int, fd_set , fd_set , fd_set *,
15	const struct timespec , const sigset_t , size_t);
16
17	int pselect(int n, fd_set * readfds, fd_set * writefds, fd_set * exceptfds,
18	const struct timespec timeout, const sigset_t sigmask)
19	{
20	return __pselect7(n, readfds, writefds, exceptfds,
21	timeout, sigmask, sizeof *sigmask);
22	}
23
24	#elif defined(__NR_pselect6)
25
26	struct __pselect6 {
27	const sigset_t *sigmask;
28	size_t sigsize;
29	};
30
31	__extern int __pselect6(int, fd_set , fd_set , fd_set *,
32	const struct timespec , const struct __pselect6 );
33
34	int pselect(int n, fd_set * readfds, fd_set * writefds, fd_set * exceptfds,
35	const struct timespec timeout, const sigset_t sigmask)
36	{
37	struct __pselect6 extended_sigmask = { sigmask, sizeof *sigmask };
38	return __pselect6(n, readfds, writefds, exceptfds,
39	timeout, &extended_sigmask);
40	}
41
42	#endif