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|
//go:build windows
package fzf
import (
"fmt"
"io"
"os/exec"
"strconv"
"strings"
"sync/atomic"
)
var shPath atomic.Value
func sh(bash bool) (string, error) {
if cached := shPath.Load(); cached != nil {
return cached.(string), nil
}
name := "sh"
if bash {
name = "bash"
}
cmd := exec.Command("cygpath", "-w", "/usr/bin/"+name)
bytes, err := cmd.Output()
if err != nil {
return "", err
}
sh := strings.TrimSpace(string(bytes))
shPath.Store(sh)
return sh, nil
}
func mkfifo(path string, mode uint32) (string, error) {
m := strconv.FormatUint(uint64(mode), 8)
sh, err := sh(false)
if err != nil {
return path, err
}
cmd := exec.Command(sh, "-c", fmt.Sprintf(`command mkfifo -m %s %q`, m, path))
if err := cmd.Run(); err != nil {
return path, err
}
return path + ".lnk", nil
}
func withOutputPipe(output string, task func(io.ReadCloser)) error {
sh, err := sh(false)
if err != nil {
return err
}
cmd := exec.Command(sh, "-c", fmt.Sprintf(`command cat %q`, output))
outputFile, err := cmd.StdoutPipe()
if err != nil {
return err
}
if err := cmd.Start(); err != nil {
return err
}
task(outputFile)
cmd.Wait()
return nil
}
func withInputPipe(input string, task func(io.WriteCloser)) error {
sh, err := sh(false)
if err != nil {
return err
}
cmd := exec.Command(sh, "-c", fmt.Sprintf(`command cat - > %q`, input))
inputFile, err := cmd.StdinPipe()
if err != nil {
return err
}
if err := cmd.Start(); err != nil {
return err
}
task(inputFile)
inputFile.Close()
cmd.Wait()
return nil
}
|
