ESH

// Copyright (C) 2023, Jakob Wakeling
// All rights reserved.

#include "eval.h"
#include "exec.h"
#include "lex.h"
#include "parse.h"

#include <unistd.h>

bool Eflag, pflag;

void eval(char *src, u64 len) {
	lex l = lex_init(src, len);
	if (Eflag) { lex_debug(&l); return; }

	for (ast *a; l.t.k != TK_EOF; ast_free(a)) {
		a = parse(&l); if (!a) { return; }
		if (pflag) { ast_debug(a, 0); continue; }

		_ret = execute(a, STDIN_FILENO, NULL);
	}
}