mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2024-12-29 02:26:31 +00:00
1e7b32490d
This allows for building GoToSocial with [SQLite transpiled to WASM](https://github.com/ncruces/go-sqlite3) and accessed through [Wazero](https://wazero.io/).
43 lines
1.1 KiB
Go
43 lines
1.1 KiB
Go
package sysfs
|
|
|
|
import (
|
|
"syscall"
|
|
|
|
"github.com/tetratelabs/wazero/experimental/sys"
|
|
)
|
|
|
|
func utimens(path string, atim, mtim int64) sys.Errno {
|
|
return chtimes(path, atim, mtim)
|
|
}
|
|
|
|
func futimens(fd uintptr, atim, mtim int64) error {
|
|
// Per docs, zero isn't a valid timestamp as it cannot be differentiated
|
|
// from nil. In both cases, it is a marker like sys.UTIME_OMIT.
|
|
// See https://learn.microsoft.com/en-us/windows/win32/api/fileapi/nf-fileapi-setfiletime
|
|
a, w := timespecToFiletime(atim, mtim)
|
|
|
|
if a == nil && w == nil {
|
|
return nil // both omitted, so nothing to change
|
|
}
|
|
|
|
// Attempt to get the stat by handle, which works for normal files
|
|
h := syscall.Handle(fd)
|
|
|
|
// Note: This returns ERROR_ACCESS_DENIED when the input is a directory.
|
|
return syscall.SetFileTime(h, nil, a, w)
|
|
}
|
|
|
|
func timespecToFiletime(atim, mtim int64) (a, w *syscall.Filetime) {
|
|
a = timespecToFileTime(atim)
|
|
w = timespecToFileTime(mtim)
|
|
return
|
|
}
|
|
|
|
func timespecToFileTime(tim int64) *syscall.Filetime {
|
|
if tim == sys.UTIME_OMIT {
|
|
return nil
|
|
}
|
|
ft := syscall.NsecToFiletime(tim)
|
|
return &ft
|
|
}
|