diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..600d2d3
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+.vscode
\ No newline at end of file
diff --git a/Makefile b/Makefile
index 18dade2..4f332e1 100644
--- a/Makefile
+++ b/Makefile
@@ -1,9 +1,8 @@
-CXX		  := g++
-CXX_FLAGS := -Wall -Wextra -std=c++17
+CXX			:= g++
+CXX_FLAGS	:= -Wall -Wextra -std=c++17
 
-BIN		:= bin
-SRC		:= src
-INCLUDE	:= include
+SRC			:= src
+INCLUDE		:= include
 
 EXECUTABLE	:= passthrough
 
diff --git a/README.md b/README.md
index ac077ad..420369d 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,7 @@
 ## Automated Setup
 ###### Not well-tested. Only supports systemd init system. Installs packages, enables iommu and creates libvirt hooks for now.
+###### Halted till December.
+###### TODO: upstart, openrc, sysv support. Automatic VM creation and passthrough support. Libvirt script for window managers.
 ```sh
 make
 sudo ./passthrough
diff --git a/include/shell.h b/include/shell.h
index 11de708..f20cbeb 100644
--- a/include/shell.h
+++ b/include/shell.h
@@ -1,4 +1,8 @@
 #include <memory>
 #include <iostream>
+#include <algorithm>
 
 std::string shell_cmd(char const *cmd);
+void trim(std::string &s);
+void rtrim(std::string &s);
+void ltrim(std::string &s);
\ No newline at end of file
diff --git a/include/vm.h b/include/vm.h
new file mode 100644
index 0000000..77bb53c
--- /dev/null
+++ b/include/vm.h
@@ -0,0 +1,5 @@
+#include <iostream>
+#include <shell.h>
+
+void create_vm();
+void create_vm_with_libvirt();
\ No newline at end of file
diff --git a/passthrough b/passthrough
deleted file mode 100755
index ebdb0e2..0000000
Binary files a/passthrough and /dev/null differ
diff --git a/src/main.cpp b/src/main.cpp
index 3329714..09e09c9 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -6,6 +6,10 @@ int main()
 {
     try
     {
+        std::string user = shell_cmd("echo $(whoami)");
+        if (user != "root")
+            throw std::runtime_error("\033[1;31mYou need to run the tool as root.\033[0m");
+
         char cnf;
         configure_iommu();
 
diff --git a/src/shell.cpp b/src/shell.cpp
index 64e67ef..32121fd 100644
--- a/src/shell.cpp
+++ b/src/shell.cpp
@@ -12,5 +12,27 @@ std::string shell_cmd(char const *cmd)
     {
         resp += buffer.data();
     }
+    trim(resp);
     return resp;
+}
+
+void ltrim(std::string &s)
+{
+    s.erase(s.begin(), std::find_if(s.begin(), s.end(), [](unsigned char ch) {
+                return !std::isspace(ch);
+            }));
+}
+
+void rtrim(std::string &s)
+{
+    s.erase(std::find_if(s.rbegin(), s.rend(), [](unsigned char ch) {
+                return !std::isspace(ch);
+            }).base(),
+            s.end());
+}
+
+void trim(std::string &s)
+{
+    ltrim(s);
+    rtrim(s);
 }
\ No newline at end of file
diff --git a/src/vm.cpp b/src/vm.cpp
new file mode 100644
index 0000000..1c3bd1d
--- /dev/null
+++ b/src/vm.cpp
@@ -0,0 +1,11 @@
+#include <vm.h>
+
+void create_vm()
+{
+    // TODO
+}
+
+void create_vm_with_libvirt()
+{
+    // TODO
+}
\ No newline at end of file