fix: command path searching

pull/314/merge
sammyette 2024-07-30 17:57:53 -04:00
parent ea233facc8
commit 72324c27de
Signed by: sammyette
GPG Key ID: 904FC49417B44DCD
1 changed files with 14 additions and 11 deletions

25
exec.go
View File

@ -287,6 +287,7 @@ func execCommand(cmd string, strms *streams) (io.Writer, io.Writer, error) {
}
interp.StdIO(strms.stdin, strms.stdout, strms.stderr)(runner)
interp.Env(nil)(runner)
buf := new(bytes.Buffer)
printer := syntax.NewPrinter()
@ -398,7 +399,7 @@ func execHandle(bg bool) interp.ExecHandlerFunc {
return interp.NewExitStatus(exitcode)
}
err := lookpath(args[0])
path, err := lookpath(args[0])
if err == errNotExec {
return execError{
typ: "not-executable",
@ -419,15 +420,16 @@ func execHandle(bg bool) interp.ExecHandlerFunc {
killTimeout := 2 * time.Second
// from here is basically copy-paste of the default exec handler from
// sh/interp but with our job handling
path, err := interp.LookPathDir(hc.Dir, hc.Env, args[0])
if err != nil {
fmt.Fprintln(hc.Stderr, err)
return interp.NewExitStatus(127)
}
env := hc.Env
envList := make([]string, 0, 64)
env.Each(func(name string, vr expand.Variable) bool {
if name == "PATH" {
pathEnv := os.Getenv("PATH")
envList = append(envList, "PATH="+pathEnv)
return true
}
if !vr.IsSet() {
// If a variable is set globally but unset in the
// runner, we need to ensure it's not part of the final
@ -445,6 +447,7 @@ func execHandle(bg bool) interp.ExecHandlerFunc {
}
return true
})
cmd := exec.Cmd{
Path: path,
Args: args,
@ -527,7 +530,7 @@ func handleExecErr(err error) (exit uint8) {
return
}
func lookpath(file string) error { // custom lookpath function so we know if a command is found *and* is executable
func lookpath(file string) (string, error) { // custom lookpath function so we know if a command is found *and* is executable
var skip []string
if runtime.GOOS == "windows" {
skip = []string{"./", "../", "~/", "C:"}
@ -536,20 +539,20 @@ func lookpath(file string) error { // custom lookpath function so we know if a c
}
for _, s := range skip {
if strings.HasPrefix(file, s) {
return findExecutable(file, false, false)
return file, findExecutable(file, false, false)
}
}
for _, dir := range filepath.SplitList(os.Getenv("PATH")) {
path := filepath.Join(dir, file)
err := findExecutable(path, true, false)
if err == errNotExec {
return err
return "", err
} else if err == nil {
return nil
return path, nil
}
}
return os.ErrNotExist
return "", os.ErrNotExist
}
func splitInput(input string) ([]string, string) {