From 21bd87bb0723f122c4dbe859a34fe3e13dd73acb Mon Sep 17 00:00:00 2001
From: Bananymous <bananymousosq@gmail.com>
Date: Thu, 6 Jul 2023 10:32:43 +0300
Subject: [PATCH] Userspace: Shell now has 'env' for printing environment

---
 userspace/Shell/main.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/userspace/Shell/main.cpp b/userspace/Shell/main.cpp
index 2fb3da89..469ef158 100644
--- a/userspace/Shell/main.cpp
+++ b/userspace/Shell/main.cpp
@@ -15,6 +15,8 @@
 
 struct termios old_termios, new_termios;
 
+extern char** environ;
+
 BAN::Optional<BAN::String> parse_dollar(BAN::StringView command, size_t& i)
 {
 	ASSERT(command[i] == '$');
@@ -178,6 +180,12 @@ int execute_command(BAN::Vector<BAN::String>& args)
 				ERROR_RETURN("setenv");
 		}
 	}
+	else if (args.front() == "env"sv)
+	{
+		char** current = environ;
+		while (*current)
+			printf("%s\n", *current++);
+	}
 	else if (args.front() == "cd"sv)
 	{
 		if (args.size() > 2)