/usr/include/linux/signalfd.h is in linux-libc-dev 4.9.144-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 | /*
* include/linux/signalfd.h
*
* Copyright (C) 2007 Davide Libenzi <davidel@xmailserver.org>
*
*/
#ifndef _LINUX_SIGNALFD_H
#define _LINUX_SIGNALFD_H
#include <linux/types.h>
/* For O_CLOEXEC and O_NONBLOCK */
#include <linux/fcntl.h>
/* Flags for signalfd4. */
#define SFD_CLOEXEC O_CLOEXEC
#define SFD_NONBLOCK O_NONBLOCK
struct signalfd_siginfo {
__u32 ssi_signo;
__s32 ssi_errno;
__s32 ssi_code;
__u32 ssi_pid;
__u32 ssi_uid;
__s32 ssi_fd;
__u32 ssi_tid;
__u32 ssi_band;
__u32 ssi_overrun;
__u32 ssi_trapno;
__s32 ssi_status;
__s32 ssi_int;
__u64 ssi_ptr;
__u64 ssi_utime;
__u64 ssi_stime;
__u64 ssi_addr;
__u16 ssi_addr_lsb;
/*
* Pad strcture to 128 bytes. Remember to update the
* pad size when you add new members. We use a fixed
* size structure to avoid compatibility problems with
* future versions, and we leave extra space for additional
* members. We use fixed size members because this strcture
* comes out of a read(2) and we really don't want to have
* a compat on read(2).
*/
__u8 __pad[46];
};
#endif /* _LINUX_SIGNALFD_H */
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