picoclaw/pkg/logger/panic_unix.go

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//go:build !windows
// +build !windows
package logger
import (
"fmt"
"io"
"os"
)
func initPanicFile(panicFile string) io.WriteCloser {
file, err := os.OpenFile(panicFile, os.O_WRONLY|os.O_CREATE|os.O_APPEND|os.O_SYNC, 0o600)
if err != nil {
panic(fmt.Sprintf("error in open panic: %v", err))
}
if err = Dup2(int(file.Fd()), int(os.Stderr.Fd())); err != nil {
panic(fmt.Sprintf("error in syscall.Dup2: %v", err))
}
return file
}