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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-19 09:26:03 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-19 09:26:03 +0000 |
commit | 9918693037dce8aa4bb6f08741b6812923486c18 (patch) | |
tree | 21d2b40bec7e6a7ea664acee056eb3d08e15a1cf /vendor/nix/src/sys/eventfd.rs | |
parent | Releasing progress-linux version 1.75.0+dfsg1-5~progress7.99u1. (diff) | |
download | rustc-9918693037dce8aa4bb6f08741b6812923486c18.tar.xz rustc-9918693037dce8aa4bb6f08741b6812923486c18.zip |
Merging upstream version 1.76.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/nix/src/sys/eventfd.rs')
-rw-r--r-- | vendor/nix/src/sys/eventfd.rs | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/vendor/nix/src/sys/eventfd.rs b/vendor/nix/src/sys/eventfd.rs new file mode 100644 index 000000000..f1723519c --- /dev/null +++ b/vendor/nix/src/sys/eventfd.rs @@ -0,0 +1,17 @@ +use crate::errno::Errno; +use crate::Result; +use std::os::unix::io::{FromRawFd, OwnedFd}; + +libc_bitflags! { + pub struct EfdFlags: libc::c_int { + EFD_CLOEXEC; // Since Linux 2.6.27 + EFD_NONBLOCK; // Since Linux 2.6.27 + EFD_SEMAPHORE; // Since Linux 2.6.30 + } +} + +pub fn eventfd(initval: libc::c_uint, flags: EfdFlags) -> Result<OwnedFd> { + let res = unsafe { libc::eventfd(initval, flags.bits()) }; + + Errno::result(res).map(|r| unsafe { OwnedFd::from_raw_fd(r) }) +} |