5 files changed, 23 insertions, 5 deletions
diff --git a/include/all.h b/include/all.h
index 266735b..5141e37 100644
--- a/include/all.h
+++ b/include/all.h
@@ -2,6 +2,7 @@
 
 #include "command/builtin.h"
 #include "util/io.h"
+#include "util/prompt.h"
 #include "util/string.h"
 #include "eval.h"
 #include "global.h"
diff --git a/include/command/builtin.h b/include/command/builtin.h
index 49a8e13..cd58b14 100644
--- a/include/command/builtin.h
+++ b/include/command/builtin.h
@@ -9,6 +9,8 @@
 #include <unordered_map>
 #include <functional>
 
+#include "all.h"
+
 namespace ov4
 {
 
@@ -26,5 +28,6 @@ void jobs(char **argv);
 void bg(char **argv);
 void fg(char **argv);
 void exit(char **argv);
+void cd(char **argv);
 
 }
diff --git a/include/global.h b/include/global.h
index 5ff04f3..36fe3be 100644
--- a/include/global.h
+++ b/include/global.h
@@ -14,4 +14,6 @@ constexpr int MAXARGS = 128;
 
 constexpr bool GLOBAL_DEBUG = true;
 
+constexpr std::string_view name = "ccshell";
+
 }
diff --git a/include/path.h b/include/path.h
index c4ea85c..06e5459 100644
--- a/include/path.h
+++ b/include/path.h
@@ -11,11 +11,10 @@
 namespace ov4
 {
 
-extern std::string current_dir;
-
-std::string find_cmd(char* s);
-std::string find_cmd(std::string s);
-std::string set_current_dir(std::string s);
+std::string find_cmd(const char* s);
+std::string find_cmd(const std::string &s);
 std::string path_unifier(const std::string &s);
+std::string get_current_dir();
+int set_current_dir(const std::string &s);
 
 }
diff --git a/include/util/prompt.h b/include/util/prompt.h
new file mode 100644
index 0000000..464156a
--- /dev/null
+++ b/include/util/prompt.h
@@ -0,0 +1,13 @@
+#pragma once
+
+#include <iostream>
+
+#include "all.h"
+
+namespace ov4
+{
+    constexpr std::string_view prompt = "$";
+    extern bool emit_prompt;
+
+    void print_prompt();
+}