Userspace: Set SHELL environment variable in init instead of shell

userspace/programs/Shell/main.cpp

@@ -819,9 +819,6 @@ int main(int argc, char** argv)
 		return 1;
 	}
 
-	if (argc >= 1)
-		setenv("SHELL", argv[0], true);
-
 	source_shellrc();
 
 	new_termios = old_termios;

userspace/programs/init/main.cpp

@@ -114,6 +114,7 @@ int main()
 			setenv("HOME", pwd->pw_dir, 1);
 			chdir(pwd->pw_dir);
 
+			setenv("SHELL", pwd->pw_shell, 1);
 			char shell_path[PATH_MAX];
 			strcpy(shell_path, pwd->pw_shell);