1 files changed, 118 insertions, 0 deletions
diff --git a/vendor/filetime/src/redox.rs b/vendor/filetime/src/redox.rs
new file mode 100644
index 000000000..b189ea586
--- /dev/null
+++ b/vendor/filetime/src/redox.rs
@@ -0,0 +1,118 @@
+use crate::FileTime;
+use std::fs::{self, File};
+use std::io;
+use std::os::unix::prelude::*;
+use std::path::Path;
+
+pub fn set_file_times(p: &Path, atime: FileTime, mtime: FileTime) -> io::Result<()> {
+    let fd = open_redox(p, 0).map_err(|err| io::Error::from_raw_os_error(err.errno))?;
+    let res = set_file_times_redox(fd, atime, mtime);
+    let _ = syscall::close(fd);
+    res
+}
+
+pub fn set_file_mtime(p: &Path, mtime: FileTime) -> io::Result<()> {
+    let fd = open_redox(p, 0).map_err(|err| io::Error::from_raw_os_error(err.errno))?;
+    let mut st = syscall::Stat::default();
+    let res = match syscall::fstat(fd, &mut st) {
+        Err(err) => Err(io::Error::from_raw_os_error(err.errno)),
+        Ok(_) => set_file_times_redox(
+            fd,
+            FileTime {
+                seconds: st.st_atime as i64,
+                nanos: st.st_atime_nsec as u32,
+            },
+            mtime,
+        ),
+    };
+    let _ = syscall::close(fd);
+    res
+}
+
+pub fn set_file_atime(p: &Path, atime: FileTime) -> io::Result<()> {
+    let fd = open_redox(p, 0).map_err(|err| io::Error::from_raw_os_error(err.errno))?;
+    let mut st = syscall::Stat::default();
+    let res = match syscall::fstat(fd, &mut st) {
+        Err(err) => Err(io::Error::from_raw_os_error(err.errno)),
+        Ok(_) => set_file_times_redox(
+            fd,
+            atime,
+            FileTime {
+                seconds: st.st_mtime as i64,
+                nanos: st.st_mtime_nsec as u32,
+            },
+        ),
+    };
+    let _ = syscall::close(fd);
+    res
+}
+
+pub fn set_symlink_file_times(p: &Path, atime: FileTime, mtime: FileTime) -> io::Result<()> {
+    let fd = open_redox(p, syscall::O_NOFOLLOW)
+        .map_err(|err| io::Error::from_raw_os_error(err.errno))?;
+    let res = set_file_times_redox(fd, atime, mtime);
+    let _ = syscall::close(fd);
+    res
+}
+
+pub fn set_file_handle_times(
+    f: &File,
+    atime: Option<FileTime>,
+    mtime: Option<FileTime>,
+) -> io::Result<()> {
+    let (atime1, mtime1) = match (atime, mtime) {
+        (Some(a), Some(b)) => (a, b),
+        (None, None) => return Ok(()),
+        (Some(a), None) => {
+            let meta = f.metadata()?;
+            (a, FileTime::from_last_modification_time(&meta))
+        }
+        (None, Some(b)) => {
+            let meta = f.metadata()?;
+            (FileTime::from_last_access_time(&meta), b)
+        }
+    };
+    set_file_times_redox(f.as_raw_fd() as usize, atime1, mtime1)
+}
+
+fn open_redox(path: &Path, flags: usize) -> syscall::Result<usize> {
+    match path.to_str() {
+        Some(string) => syscall::open(string, flags),
+        None => Err(syscall::Error::new(syscall::EINVAL)),
+    }
+}
+
+fn set_file_times_redox(fd: usize, atime: FileTime, mtime: FileTime) -> io::Result<()> {
+    use syscall::TimeSpec;
+
+    fn to_timespec(ft: &FileTime) -> TimeSpec {
+        TimeSpec {
+            tv_sec: ft.seconds(),
+            tv_nsec: ft.nanoseconds() as i32,
+        }
+    }
+
+    let times = [to_timespec(&atime), to_timespec(&mtime)];
+    match syscall::futimens(fd, &times) {
+        Ok(_) => Ok(()),
+        Err(err) => Err(io::Error::from_raw_os_error(err.errno)),
+    }
+}
+
+pub fn from_last_modification_time(meta: &fs::Metadata) -> FileTime {
+    FileTime {
+        seconds: meta.mtime(),
+        nanos: meta.mtime_nsec() as u32,
+    }
+}
+
+pub fn from_last_access_time(meta: &fs::Metadata) -> FileTime {
+    FileTime {
+        seconds: meta.atime(),
+        nanos: meta.atime_nsec() as u32,
+    }
+}
+
+pub fn from_creation_time(_meta: &fs::Metadata) -> Option<FileTime> {
+    None
+}