1*c9945492SAndroid Build Coastguard Worker #include <sys/signalfd.h>
2*c9945492SAndroid Build Coastguard Worker #include <signal.h>
3*c9945492SAndroid Build Coastguard Worker #include <errno.h>
4*c9945492SAndroid Build Coastguard Worker #include <fcntl.h>
5*c9945492SAndroid Build Coastguard Worker #include "syscall.h"
6*c9945492SAndroid Build Coastguard Worker
signalfd(int fd,const sigset_t * sigs,int flags)7*c9945492SAndroid Build Coastguard Worker int signalfd(int fd, const sigset_t *sigs, int flags)
8*c9945492SAndroid Build Coastguard Worker {
9*c9945492SAndroid Build Coastguard Worker int ret = __syscall(SYS_signalfd4, fd, sigs, _NSIG/8, flags);
10*c9945492SAndroid Build Coastguard Worker #ifdef SYS_signalfd
11*c9945492SAndroid Build Coastguard Worker if (ret != -ENOSYS) return __syscall_ret(ret);
12*c9945492SAndroid Build Coastguard Worker ret = __syscall(SYS_signalfd, fd, sigs, _NSIG/8);
13*c9945492SAndroid Build Coastguard Worker if (ret >= 0) {
14*c9945492SAndroid Build Coastguard Worker if (flags & SFD_CLOEXEC)
15*c9945492SAndroid Build Coastguard Worker __syscall(SYS_fcntl, ret, F_SETFD, FD_CLOEXEC);
16*c9945492SAndroid Build Coastguard Worker if (flags & SFD_NONBLOCK)
17*c9945492SAndroid Build Coastguard Worker __syscall(SYS_fcntl, ret, F_SETFL, O_NONBLOCK);
18*c9945492SAndroid Build Coastguard Worker }
19*c9945492SAndroid Build Coastguard Worker #endif
20*c9945492SAndroid Build Coastguard Worker return __syscall_ret(ret);
21*c9945492SAndroid Build Coastguard Worker }
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