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WIP fix clipboard in WSL with non-UTF-8 locale

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If this works we'll need to upstream it to atotto/clipboard; testing it
here first.
This commit is contained in:
Stefan Haller 2026-07-18 22:49:51 +02:00
parent 15c83e6356
commit 8697412c1f
1 changed files with 24 additions and 4 deletions
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28
vendor/github.com/atotto/clipboard/clipboard_unix.go generated vendored
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@ -10,6 +10,7 @@ import (
"errors"
"os"
"os/exec"
"unicode/utf16"
)
const (
@ -24,8 +25,9 @@ const (
)
var (
Primary bool
trimDos bool
Primary bool
trimDos bool
copyUtf16 bool
pasteCmdArgs []string
copyCmdArgs []string
@ -36,7 +38,7 @@ var (
xclipPasteArgs = []string{xclip, "-out", "-selection", "clipboard"}
xclipCopyArgs = []string{xclip, "-in", "-selection", "clipboard"}
powershellExePasteArgs = []string{powershellExe, "Get-Clipboard"}
powershellExePasteArgs = []string{powershellExe, "-noprofile", "-command", "[Console]::OutputEncoding=[System.Text.Encoding]::UTF8; Get-Clipboard"}
clipExeCopyArgs = []string{clipExe}
wlpasteArgs = []string{wlpaste, "--no-newline"}
@ -86,6 +88,7 @@ func init() {
pasteCmdArgs = powershellExePasteArgs
copyCmdArgs = clipExeCopyArgs
trimDos = true
copyUtf16 = true
if _, err := exec.LookPath(clipExe); err == nil {
if _, err := exec.LookPath(powershellExe); err == nil {
@ -110,6 +113,19 @@ func getCopyCommand() *exec.Cmd {
return exec.Command(copyCmdArgs[0], copyCmdArgs[1:]...)
}
// clip.exe interprets its input in the console's ANSI code page unless it
// starts with a UTF-16LE byte order mark, so encode the text that way to keep
// non-ASCII characters intact.
func utf16LeWithBom(text string) []byte {
codes := utf16.Encode([]rune(text))
data := make([]byte, 0, len(codes)*2+2)
data = append(data, 0xff, 0xfe)
for _, c := range codes {
data = append(data, byte(c), byte(c>>8))
}
return data
}
func readAll() (string, error) {
if Unsupported {
return "", missingCommands
@ -139,7 +155,11 @@ func writeAll(text string) error {
if err := copyCmd.Start(); err != nil {
return err
}
if _, err := in.Write([]byte(text)); err != nil {
data := []byte(text)
if copyUtf16 {
data = utf16LeWithBom(text)
}
if _, err := in.Write(data); err != nil {
return err
}
if err := in.Close(); err != nil {