⚡️ perf: add exit status checker

usr/local/bin/snigdhaos-systemd-test

@@ -1,30 +1,48 @@
 #!/bin/bash
 
+# Check if bootctl is available
+if ! command -v bootctl &>/dev/null; then
+    echo "Error: bootctl command not found. Unable to determine the current bootloader."
+    exit 1
+fi
+
 # Get the current bootloader from bootctl status
-boot=$(bootctl status | grep -i 'Product' | awk '{printf($2)}')
+bootloader=$(bootctl status 2>/dev/null | grep -i 'Product' | awk '{print $2}')
 
-# Check if the bootloader is GRUB
-echo "The system is using $boot to boot."
+# Provide feedback on the detected bootloader
+if [[ -z "$bootloader" ]]; then
+    echo "Error: Unable to detect the bootloader using bootctl. Please check the system configuration."
+    exit 1
+fi
 
-# Check if the bootloader is GRUB and install it if necessary
-if [[ "$boot" == "GRUB" ]]; then
+echo "The system is using $bootloader as the bootloader."
+
+# Check if the bootloader is GRUB and proceed with installation if necessary
+if [[ "$bootloader" == "GRUB" ]]; then
     echo "GRUB bootloader detected. Installing or reconfiguring GRUB..."
 
     # Ensure grub-install exists and is executable
-    if ! command -v /usr/bin/grub-install &> /dev/null; then
+    if ! command -v grub-install &>/dev/null; then
         echo "Error: grub-install command not found. Please install GRUB."
         exit 1
     fi
 
-    # Execute the grub-install command
-    sudo /usr/bin/grub-install --target=x86_64-efi --efi-directory=/boot/efi --bootloader-id=snigdhaos --disable-shim-lock --removable
+    # Execute the grub-install command with necessary parameters
+    sudo grub-install --target=x86_64-efi \
+                      --efi-directory=/boot/efi \
+                      --bootloader-id=snigdhaos \
+                      --disable-shim-lock \
+                      --removable
 
+    # Check the result of the grub-install command
     if [[ $? -eq 0 ]]; then
         echo "GRUB installation successful."
     else
-        echo "Error: GRUB installation failed."
+        echo "Error: GRUB installation failed. Please check the logs for more details."
         exit 1
     fi
 else
-    echo "The system is not using GRUB as the bootloader. No action taken."
+    echo "The system is not using GRUB as the bootloader. No action will be taken."
 fi
+
+exit 0