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Preserve modification date when updating access time (#1292)

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Minh Vu
2026-09-26 08:45:14 -07:00
committed by GitHub
parent 8ac52501c3
commit a80ec74a42
2 changed files with 22 additions and 14 deletions
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Sources/tart/URL+AccessDate.swift
+8 -8
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@@ -8,21 +8,21 @@ extension URL {
}
func updateAccessDate(_ accessDate: Date = Date()) throws {
let attrs = try resourceValues(forKeys: [.contentAccessDateKey])
let modificationDate = attrs.contentAccessDate!
let times = [accessDate.asTimeval(), modificationDate.asTimeval()]
let ret = utimes(path, times)
let times = [accessDate.asTimespec(), timespec(tv_sec: 0, tv_nsec: Int(UTIME_OMIT))]
let ret = utimensat(AT_FDCWD, path, times, 0)
if ret != 0 {
let details = Errno(rawValue: CInt(errno))
throw RuntimeError.FailedToUpdateAccessDate("utimes(2) failed: \(details)")
throw RuntimeError.FailedToUpdateAccessDate("utimensat(2) failed: \(details)")
}
}
}
extension Date {
func asTimeval() -> timeval {
timeval(tv_sec: Int(timeIntervalSince1970), tv_usec: 0)
func asTimespec() -> timespec {
let seconds = floor(timeIntervalSince1970)
let nanoseconds = (timeIntervalSince1970 - seconds) * 1_000_000_000
return timespec(tv_sec: Int(seconds), tv_nsec: Int(nanoseconds))
}
}