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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /vendor/rustix/src/io/is_read_write.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/rustix/src/io/is_read_write.rs')
-rw-r--r-- | vendor/rustix/src/io/is_read_write.rs | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/vendor/rustix/src/io/is_read_write.rs b/vendor/rustix/src/io/is_read_write.rs new file mode 100644 index 000000000..c6f189090 --- /dev/null +++ b/vendor/rustix/src/io/is_read_write.rs @@ -0,0 +1,16 @@ +//! The [`is_read_write`] function. + +use crate::{imp, io}; +use imp::fd::AsFd; + +/// Returns a pair of booleans indicating whether the file descriptor is +/// readable and/or writable, respectively. +/// +/// Unlike [`is_file_read_write`], this correctly detects whether sockets +/// have been shutdown, partially or completely. +/// +/// [`is_file_read_write`]: crate::fs::is_file_read_write +#[inline] +pub fn is_read_write<Fd: AsFd>(fd: Fd) -> io::Result<(bool, bool)> { + imp::io::syscalls::is_read_write(fd.as_fd()) +} |