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//go:build !windows
package fzf
import (
"os"
"os/signal"
"strings"
"syscall"
"golang.org/x/sys/unix"
)
var escaper *strings.Replacer
func init() {
tokens := strings.Split(os.Getenv("SHELL"), "/")
if tokens[len(tokens)-1] == "fish" {
// https://fishshell.com/docs/current/language.html#quotes
// > The only meaningful escape sequences in single quotes are \', which
// > escapes a single quote and \\, which escapes the backslash symbol.
escaper = strings.NewReplacer("\\", "\\\\", "'", "\\'")
} else {
escaper = strings.NewReplacer("'", "'\\''")
}
}
func notifyOnResize(resizeChan chan<- os.Signal) {
signal.Notify(resizeChan, syscall.SIGWINCH)
}
func notifyStop(p *os.Process) {
pid := p.Pid
pgid, err := unix.Getpgid(pid)
if err == nil {
pid = pgid * -1
}
unix.Kill(pid, syscall.SIGSTOP)
}
func notifyOnCont(resizeChan chan<- os.Signal) {
signal.Notify(resizeChan, syscall.SIGCONT)
}
func quoteEntry(entry string) string {
return "'" + escaper.Replace(entry) + "'"
}
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