/rust/registry/src/index.crates.io-1949cf8c6b5b557f/filetime-0.2.26/src/unix/mod.rs
Line | Count | Source |
1 | | use crate::FileTime; |
2 | | use libc::{time_t, timespec}; |
3 | | use std::fs; |
4 | | use std::os::unix::prelude::*; |
5 | | |
6 | | cfg_if::cfg_if! { |
7 | | if #[cfg(target_os = "linux")] { |
8 | | mod utimes; |
9 | | mod linux; |
10 | | pub use self::linux::*; |
11 | | } else if #[cfg(target_os = "android")] { |
12 | | mod android; |
13 | | pub use self::android::*; |
14 | | } else if #[cfg(target_os = "macos")] { |
15 | | mod utimes; |
16 | | mod macos; |
17 | | pub use self::macos::*; |
18 | | } else if #[cfg(any(target_os = "aix", |
19 | | target_os = "solaris", |
20 | | target_os = "illumos", |
21 | | target_os = "emscripten", |
22 | | target_os = "freebsd", |
23 | | target_os = "netbsd", |
24 | | target_os = "openbsd", |
25 | | target_os = "haiku"))] { |
26 | | mod utimensat; |
27 | | pub use self::utimensat::*; |
28 | | } else { |
29 | | mod utimes; |
30 | | pub use self::utimes::*; |
31 | | } |
32 | | } |
33 | | |
34 | | #[allow(dead_code)] |
35 | 5.69k | fn to_timespec(ft: &Option<FileTime>) -> timespec { |
36 | | cfg_if::cfg_if! { |
37 | | if #[cfg(any(target_os = "macos", |
38 | | target_os = "illumos", |
39 | | target_os = "freebsd"))] { |
40 | | // https://github.com/apple/darwin-xnu/blob/a449c6a3b8014d9406c2ddbdc81795da24aa7443/bsd/sys/stat.h#L541 |
41 | | // https://github.com/illumos/illumos-gate/blob/master/usr/src/boot/sys/sys/stat.h#L312 |
42 | | // https://svnweb.freebsd.org/base/head/sys/sys/stat.h?view=markup#l359 |
43 | | const UTIME_OMIT: i64 = -2; |
44 | | } else if #[cfg(target_os = "openbsd")] { |
45 | | // https://github.com/openbsd/src/blob/master/sys/sys/stat.h#L189 |
46 | | const UTIME_OMIT: i64 = -1; |
47 | | } else if #[cfg(target_os = "haiku")] { |
48 | | // https://git.haiku-os.org/haiku/tree/headers/posix/sys/stat.h?#n106 |
49 | | const UTIME_OMIT: i64 = 1000000001; |
50 | | } else if #[cfg(target_os = "aix")] { |
51 | | // AIX hasn't disclosed system header files yet. |
52 | | // https://github.com/golang/go/blob/master/src/cmd/vendor/golang.org/x/sys/unix/zerrors_aix_ppc64.go#L1007 |
53 | | const UTIME_OMIT: i64 = -3; |
54 | | } else { |
55 | | // http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/sys/stat.h?annotate=1.68.30.1 |
56 | | // https://github.com/emscripten-core/emscripten/blob/master/system/include/libc/sys/stat.h#L71 |
57 | | const UTIME_OMIT: i64 = 1_073_741_822; |
58 | | } |
59 | | } |
60 | | |
61 | 5.69k | let mut ts: timespec = unsafe { std::mem::zeroed() }; |
62 | 5.69k | if let &Some(ft) = ft { |
63 | 5.69k | ts.tv_sec = ft.seconds() as time_t; |
64 | 5.69k | ts.tv_nsec = ft.nanoseconds() as _; |
65 | 5.69k | } else { |
66 | 0 | ts.tv_sec = 0; |
67 | 0 | ts.tv_nsec = UTIME_OMIT as _; |
68 | 0 | } |
69 | | |
70 | 5.69k | ts |
71 | 5.69k | } |
72 | | |
73 | 0 | pub fn from_last_modification_time(meta: &fs::Metadata) -> FileTime { |
74 | 0 | FileTime { |
75 | 0 | seconds: meta.mtime(), |
76 | 0 | nanos: meta.mtime_nsec() as u32, |
77 | 0 | } |
78 | 0 | } |
79 | | |
80 | 0 | pub fn from_last_access_time(meta: &fs::Metadata) -> FileTime { |
81 | 0 | FileTime { |
82 | 0 | seconds: meta.atime(), |
83 | 0 | nanos: meta.atime_nsec() as u32, |
84 | 0 | } |
85 | 0 | } |
86 | | |
87 | 0 | pub fn from_creation_time(meta: &fs::Metadata) -> Option<FileTime> { |
88 | | #[cfg(target_os = "bitrig")] |
89 | | { |
90 | | use std::os::bitrig::fs::MetadataExt; |
91 | | Some(FileTime { |
92 | | seconds: meta.st_birthtime(), |
93 | | nanos: meta.st_birthtime_nsec() as u32, |
94 | | }) |
95 | | } |
96 | | |
97 | | #[cfg(not(target_os = "bitrig"))] |
98 | | { |
99 | 0 | meta.created().map(|i| i.into()).ok() |
100 | | } |
101 | 0 | } |