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Shell: Allow the user to set the prompt using PROMPT()

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This allows the prompt to be dynamically configurable, making it
possible to display various bits of information in the prompt.
This commit is contained in:
Ali Mohammad Pur 2023-08-31 13:34:21 +03:30 • committed by Andrew Kaster
parent 71ddc33fbf
commit 84777fbe62
3 changed files with 45 additions and 1 deletions
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22
Userland/Shell/Builtin.cpp
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@ -1967,6 +1967,28 @@ ErrorOr<int> Shell::builtin_run_with_env(Main::Arguments arguments)
return exit_code;
}
ErrorOr<int> Shell::builtin_shell_set_active_prompt(Main::Arguments arguments)
{
StringView new_prompt;
Core::ArgsParser parser;
parser.add_positional_argument(new_prompt, "New prompt text", "prompt", Core::ArgsParser::Required::Yes);
if (!parser.parse(arguments, Core::ArgsParser::FailureBehavior::Ignore))
return 1;
if (!m_editor) {
warnln("shell_set_active_prompt: No active prompt");
return 1;
}
if (m_editor->is_editing())
m_editor->set_prompt(new_prompt);
else
m_next_scheduled_prompt_text = new_prompt;
return 0;
}
bool Shell::has_builtin(StringView name) const
{
if (name == ":"sv || (m_in_posix_mode && name == "."sv))