- fixed 'I' command in normal mode not moving to exact start of line

- Added disown builtin
- Fixed job table not hanging up child processes on exit
- Added target architecture and os to --version output
- Added local builtin for creating variables scoped to functions

src/builtin/eval.rs

@@ -0,0 +1,34 @@
+use nix::{errno::Errno, unistd::execvpe};
+
+use crate::{
+  builtin::setup_builtin,
+  jobs::JobBldr,
+  libsh::error::ShResult,
+  parse::{NdRule, Node, execute::exec_input},
+  procio::IoStack,
+  state,
+};
+
+pub fn eval(node: Node, io_stack: &mut IoStack, job: &mut JobBldr) -> ShResult<()> {
+  let NdRule::Command {
+    assignments: _,
+    argv,
+  } = node.class
+  else {
+    unreachable!()
+  };
+
+  let (expanded_argv, _guard) = setup_builtin(argv, job, Some((io_stack, node.redirs)))?;
+
+  if expanded_argv.is_empty() {
+    state::set_status(0);
+    return Ok(());
+  }
+
+	let joined_argv = expanded_argv.into_iter()
+		.map(|(s, _)| s)
+		.collect::<Vec<_>>()
+		.join(" ");
+
+	exec_input(joined_argv, None, false)
+}