myth/sys/file.go

package sys

import (
	"os"
	"os/exec"
	"path/filepath"
	"strings"
)

// GetCurrentDir get current process directory
func GetCurrentDir() string {
	file, _ := exec.LookPath(os.Args[0])
	path, _ := filepath.Abs(file)

	idx := strings.LastIndex(path, string(os.PathSeparator))

	return path[:idx]
}

// FileReadWrite open file with read/write/append, created if not exists
func FileReadWrite(path string) (fp *os.File, err error) {
	fp, err = os.OpenFile(path, os.O_RDWR|os.O_APPEND|os.O_CREATE, 0666)
	return
}