mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2024-11-29 23:22:45 +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
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import (
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"syscall"
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"github.com/tetratelabs/wazero/experimental/sys"
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)
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func utimens(path string, atim, mtim int64) sys.Errno {
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return chtimes(path, atim, mtim)
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}
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func futimens(fd uintptr, atim, mtim int64) error {
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// Per docs, zero isn't a valid timestamp as it cannot be differentiated
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// from nil. In both cases, it is a marker like sys.UTIME_OMIT.
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// See https://learn.microsoft.com/en-us/windows/win32/api/fileapi/nf-fileapi-setfiletime
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a, w := timespecToFiletime(atim, mtim)
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if a == nil && w == nil {
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return nil // both omitted, so nothing to change
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}
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// Attempt to get the stat by handle, which works for normal files
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h := syscall.Handle(fd)
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// Note: This returns ERROR_ACCESS_DENIED when the input is a directory.
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return syscall.SetFileTime(h, nil, a, w)
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}
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func timespecToFiletime(atim, mtim int64) (a, w *syscall.Filetime) {
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a = timespecToFileTime(atim)
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w = timespecToFileTime(mtim)
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return
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}
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func timespecToFileTime(tim int64) *syscall.Filetime {
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if tim == sys.UTIME_OMIT {
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return nil
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}
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ft := syscall.NsecToFiletime(tim)
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return &ft
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}
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