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package main
import (
"fmt"
"log"
"os"
"os/exec"
"os/user"
"path/filepath"
"strings"
"golang.org/x/sys/windows"
)
var (
envOpener = os.Getenv("OPENER")
envEditor = os.Getenv("EDITOR")
envPager = os.Getenv("PAGER")
envShell = os.Getenv("SHELL")
)
var envPathExt = os.Getenv("PATHEXT")
var (
gDefaultShell = "cmd"
gDefaultShellFlag = "/c"
gDefaultSocketProt = "tcp"
gDefaultSocketPath = "127.0.0.1:12345"
)
var (
gUser *user.User
gConfigPaths []string
gColorsPaths []string
gIconsPaths []string
gFilesPath string
gTagsPath string
gMarksPath string
gHistoryPath string
)
func init() {
if envOpener == "" {
envOpener = `start ""`
}
if envEditor == "" {
envEditor = "notepad"
}
if envPager == "" {
envPager = "more"
}
if envShell == "" {
envShell = "cmd"
}
u, err := user.Current()
if err != nil {
log.Printf("user: %s", err)
}
gUser = u
// remove domain prefix
gUser.Username = strings.Split(gUser.Username, `\`)[1]
data := os.Getenv("LOCALAPPDATA")
gConfigPaths = []string{
filepath.Join(os.Getenv("ProgramData"), "lf", "lfrc"),
filepath.Join(data, "lf", "lfrc"),
}
gColorsPaths = []string{
filepath.Join(os.Getenv("ProgramData"), "lf", "colors"),
filepath.Join(data, "lf", "colors"),
}
gIconsPaths = []string{
filepath.Join(os.Getenv("ProgramData"), "lf", "icons"),
filepath.Join(data, "lf", "icons"),
}
gFilesPath = filepath.Join(data, "lf", "files")
gMarksPath = filepath.Join(data, "lf", "marks")
gTagsPath = filepath.Join(data, "lf", "tags")
gHistoryPath = filepath.Join(data, "lf", "history")
}
func detachedCommand(name string, arg ...string) *exec.Cmd {
cmd := exec.Command(name, arg...)
cmd.SysProcAttr = &windows.SysProcAttr{CreationFlags: 8}
return cmd
}
func shellCommand(s string, args []string) *exec.Cmd {
args = append([]string{gOpts.shellflag, s}, args...)
args = append(gOpts.shellopts, args...)
return exec.Command(gOpts.shell, args...)
}
func shellSetPG(cmd *exec.Cmd) {
}
func shellKill(cmd *exec.Cmd) error {
return cmd.Process.Kill()
}
func setDefaults() {
gOpts.cmds["open"] = &execExpr{"&", "%OPENER% %f%"}
gOpts.keys["e"] = &execExpr{"$", "%EDITOR% %f%"}
gOpts.keys["i"] = &execExpr{"!", "%PAGER% %f%"}
gOpts.keys["w"] = &execExpr{"$", "%SHELL%"}
gOpts.cmds["doc"] = &execExpr{"!", "lf -doc | %PAGER%"}
gOpts.keys["<f-1>"] = &callExpr{"doc", nil, 1}
}
func setUserUmask() {}
func isExecutable(f os.FileInfo) bool {
exts := strings.Split(envPathExt, string(filepath.ListSeparator))
for _, e := range exts {
if strings.HasSuffix(strings.ToLower(f.Name()), strings.ToLower(e)) {
log.Print(f.Name(), e)
return true
}
}
return false
}
func isHidden(f os.FileInfo, path string, hiddenfiles []string) bool {
ptr, err := windows.UTF16PtrFromString(filepath.Join(path, f.Name()))
if err != nil {
return false
}
attrs, err := windows.GetFileAttributes(ptr)
if err != nil {
return false
}
return attrs&windows.FILE_ATTRIBUTE_HIDDEN != 0
}
func userName(f os.FileInfo) string {
return ""
}
func groupName(f os.FileInfo) string {
return ""
}
func linkCount(f os.FileInfo) string {
return ""
}
func errCrossDevice(err error) bool {
return err.(*os.LinkError).Err.(windows.Errno) == 17
}
func exportFiles(f string, fs []string, pwd string) {
envFile := fmt.Sprintf(`"%s"`, f)
var quotedFiles []string
for _, f := range fs {
quotedFiles = append(quotedFiles, fmt.Sprintf(`"%s"`, f))
}
envFiles := strings.Join(quotedFiles, gOpts.filesep)
envPWD := fmt.Sprintf(`"%s"`, pwd)
os.Setenv("f", envFile)
os.Setenv("fs", envFiles)
os.Setenv("PWD", envPWD)
if len(fs) == 0 {
os.Setenv("fx", envFile)
} else {
os.Setenv("fx", envFiles)
}
}
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