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Rollup merge of #77900 - Thomasdezeeuw:fdatasync, r=dtolnay

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Use fdatasync for File::sync_data on more OSes

Add support for the following OSes:
 * Android
 * FreeBSD: https://www.freebsd.org/cgi/man.cgi?query=fdatasync&sektion=2
 * OpenBSD: https://man.openbsd.org/OpenBSD-5.8/fsync.2
 * NetBSD: https://man.netbsd.org/fdatasync.2
 * illumos: https://illumos.org/man/3c/fdatasync
This commit is contained in:
Yuki Okushi 2020-10-17 05:36:45 +09:00 committed by GitHub
parent 75ef735d4a 8c0c7ec4ec
commit 9abf81afa8
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 16 additions and 2 deletions
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18
library/std/src/sys/unix/fs.rs
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@ -787,11 +787,25 @@ impl File {
unsafe fn os_datasync(fd: c_int) -> c_int {
libc::fcntl(fd, libc::F_FULLFSYNC)
}
#[cfg(target_os = "linux")]
#[cfg(any(
target_os = "freebsd",
target_os = "linux",
target_os = "android",
target_os = "netbsd",
target_os = "openbsd"
))]
unsafe fn os_datasync(fd: c_int) -> c_int {
libc::fdatasync(fd)
}
#[cfg(not(any(target_os = "macos", target_os = "ios", target_os = "linux")))]
#[cfg(not(any(
target_os = "android",
target_os = "freebsd",
target_os = "ios",
target_os = "linux",
target_os = "macos",
target_os = "netbsd",
target_os = "openbsd"
)))]
unsafe fn os_datasync(fd: c_int) -> c_int {
libc::fsync(fd)
}