Carlos Florêncio
45 lines
1.1 KiB
Go
45 lines
1.1 KiB
Go
//go:build !windows
|
|
|
|
package process
|
|
|
|
import (
|
|
"os"
|
|
"os/exec"
|
|
"strings"
|
|
)
|
|
|
|
// defaultShellCommand returns the command and args for starting an interactive shell.
|
|
// On Unix, uses $SHELL (or /bin/sh) with no extra flags — the shell is interactive
|
|
// via the attached PTY. We deliberately do NOT pass -l: Debian's /etc/profile
|
|
// (and /etc/profile.d/*) can overwrite PATH, dropping container-set entries like
|
|
// /data/.npm-global/bin where agent CLIs (claude, codex, ...) are installed.
|
|
func defaultShellCommand(preferredShell string) []string {
|
|
shell := resolveShellPath(preferredShell)
|
|
if shell == "" {
|
|
shell = resolveShellPath(os.Getenv("SHELL"))
|
|
}
|
|
if shell == "" {
|
|
shell = "/bin/sh"
|
|
}
|
|
return []string{shell}
|
|
}
|
|
|
|
func resolveShellPath(value string) string {
|
|
value = strings.TrimSpace(value)
|
|
if value == "" {
|
|
return ""
|
|
}
|
|
path, err := exec.LookPath(value)
|
|
if err != nil {
|
|
return ""
|
|
}
|
|
return path
|
|
}
|
|
|
|
// shellExecArgs returns the program and arguments needed to execute a command
|
|
// string through the system shell.
|
|
// On Unix: sh -lc "command"
|
|
func shellExecArgs(command string) (prog string, args []string) {
|
|
return "sh", []string{"-lc", command}
|
|
}
|