Working on non root usage

tforgione.sh

@@ -90,15 +90,25 @@ configure_zsh() {
 
     test_command git
     if [ $? -ne 0 ]; then
+        if [ $sudo_available -ne 0 ]; then
+            error "git is needed, but you don't have git neither sudo"
+            return 1
+        else
             yes_no_ask_required "you'll need git for this, do you wish to install git ?"
             install git
         fi
+    fi
 
     test_command zsh
     if [ $? -ne 0 ]; then
+        if [ $sudo_available -ne 0 ]; then
+            error "zsh is needed, but you don't have zsh neither sudo"
+            return 1
+        else
             yes_no_ask_required "this magnificent prompt is based on zsh, do you wish to install zsh ?"
             install zsh
         fi
+    fi
 
     mkdir -p $HOME/.config
     if [ ! -d $HOME/.config/oh-my-zsh ]; then
@@ -131,6 +141,9 @@ configure_zsh() {
         info "it seems that you already use zsh."
     else
         info "it seems your shell is not zsh..."
+
+        if [ $sudo_available -eq 0 ]; then
+            # Sudo is available, run chsh
             yes_no_ask "do you want to change your shell ? (you'll need root) ?"
             if [ $? -eq 0 ]; then
                 info "changing your shell"
@@ -138,6 +151,15 @@ configure_zsh() {
             else
                 info "not doing anything"
             fi
+        else
+            info "you don't have root, but you can run 'exec zsh' at the end of your bashrc"
+            yes_no_ask "do you wish to do that ?"
+            if [ $? -eq 0 ]; then
+                echo "\nexec zsh\n" >> $HOME/.bashrc
+            else
+                info "not doing anything"
+            fi
+        fi
     fi
 }
 
@@ -146,5 +168,15 @@ main() {
     configure_zsh
 }
 
+sudoresult=$(sudo -nv 2>&1)
+
+if [ $? -eq 0 ]; then
+    sudo_available=0
+elif echo $sudoresult | grep -q '^sudo:'; then
+    sudo_available=0
+else
+    sudo_available=1
+fi
+
 main < /dev/tty