From b2e83321e2e0c6a8950dcff66edd21118b06356e Mon Sep 17 00:00:00 2001
From: stornic56 <71296607+stornic56@users.noreply.github.com>
Date: Thu, 7 May 2026 01:31:06 -0500
Subject: [PATCH] Add files via upload

---
 modules/extras.sh |  2 +-
 modules/kernel.sh | 63 +++++++++++++++++++++++++++++++++++++++++++++++
 modules/utils.sh  | 28 +++++++++++++--------
 3 files changed, 82 insertions(+), 11 deletions(-)
 create mode 100644 modules/kernel.sh

diff --git a/modules/extras.sh b/modules/extras.sh
index 6e0f873..1ec624c 100644
--- a/modules/extras.sh
+++ b/modules/extras.sh
@@ -21,7 +21,7 @@ install_extras() {
         "fetch"      "System info (${fetch_pkg})"                ON  \
         "cpufetch"   "CPU info fetcher"                          ON  \
         "cpu-x"      "CPU-X (GUI alternative to CPU-Z)"          ON  \
-        "btop"       "Resource monitor (fancy top)"              ON  \
+        "btop"       "Resource monitor (fancy top)"              OFF  \
         "htop"       "Interactive process viewer"                ON  \
         "vlc"        "VLC media player"                          ON  \
         "mpv"        "Lightweight media player"                  OFF \
diff --git a/modules/kernel.sh b/modules/kernel.sh
new file mode 100644
index 0000000..42c5c16
--- /dev/null
+++ b/modules/kernel.sh
@@ -0,0 +1,63 @@
+#!/usr/bin/env bash
+# kernel.sh
+
+install_kernel_backports() {
+    echo -e "${YELLOW}Kernel from Backports${NC}"
+
+    # Check if backports are enabled at system level
+    if [ "$(is_backports_enabled)" != "true" ]; then
+        echo -e "${YELLOW}Backports repository is not enabled.${NC}"
+        echo "Use option 2 (Configure repositories) to enable backports first."
+        return 1
+    fi
+
+    local backports_kernel_ver
+    backports_kernel_ver=$(get_backports_kernel_version)
+
+    echo "This will install the latest stable kernel from backports."
+    echo " - Newer hardware support"
+    echo " - Potential performance improvements"
+    if [ "$backports_kernel_ver" != "unknown" ]; then
+        echo " - Kernel version available: $backports_kernel_ver"
+    else
+        echo " - Kernel version could not be determined at this time"
+    fi
+    echo ""
+
+    # Extra warning if NVIDIA GPU is detected
+    if [ "$GPU_TYPE" == "nvidia" ]; then
+        echo -e "${RED}============================================${NC}"
+        echo -e "${RED}  WARNING: NVIDIA GPU detected${NC}"
+        echo -e "${RED}============================================${NC}"
+        echo "Backports kernels (6.19+) can break the NVIDIA 550 driver."
+        echo "If you installed the NVIDIA driver earlier, this may cause"
+        echo "display issues or DKMS compilation failures."
+        echo ""
+    fi
+
+    # Build the whiptail message dynamically
+    local msg
+    msg="Do you want to install the latest kernel from backports?\n\n"
+    if [ "$backports_kernel_ver" != "unknown" ]; then
+        msg+="Kernel version: $backports_kernel_ver\n\n"
+    fi
+    msg+="This replaces the current linux-image-amd64 metapackage.\n"
+    msg+="You can still boot older kernels from GRUB.\n"
+
+    if [ "$GPU_TYPE" == "nvidia" ]; then
+        msg+="\n WARNING: NVIDIA GPU detected.\n"
+        msg+="Backports kernels (6.19+) may break the NVIDIA 550 driver.\n"
+    fi
+
+    if ! whiptail --title "Install Kernel from Backports" \
+        --yesno "$msg" 16 70; then
+        echo "Skipping kernel installation."
+        return
+    fi
+
+    echo "Installing kernel from backports..."
+    sudo apt install -y -t "${DEBIAN_CODENAME}-backports" linux-image-amd64
+
+    echo -e "${GREEN}Kernel from backports installed.${NC}"
+    echo "Please reboot to use the new kernel."
+}
diff --git a/modules/utils.sh b/modules/utils.sh
index 3819ca5..0fb37d2 100644
--- a/modules/utils.sh
+++ b/modules/utils.sh
@@ -150,16 +150,11 @@ get_intel_generation() {
     fi
 }
 
-# ---------------------------------------------
-# Check if backports repository is enabled
-# ---------------------------------------------
+# ----------------------------------------------------------------------
+# Check if backports repository is enabled (active line without #)
+# ----------------------------------------------------------------------
 is_backports_enabled() {
-    if [ "$REPOS_CONFIGURED" != true ]; then
-        echo false
-        return
-    fi
-
-    # Check both classic and deb822 sources
+    # Check classic sources.list
     if [ -f /etc/apt/sources.list ]; then
         if grep -Eq '^[^#]*[ \t]+bookworm-backports[ \t]+' /etc/apt/sources.list 2>/dev/null; then
             echo true
@@ -171,8 +166,9 @@ is_backports_enabled() {
         fi
     fi
 
+    # Check deb822 .sources files
     if [ -d /etc/apt/sources.list.d ]; then
-        if grep -qr 'backports' /etc/apt/sources.list.d/*.sources 2>/dev/null; then
+        if grep -qr 'Suites:.*-backports' /etc/apt/sources.list.d/*.sources 2>/dev/null; then
             echo true
             return
         fi
@@ -180,3 +176,15 @@ is_backports_enabled() {
 
     echo false
 }
+
+
+get_backports_kernel_version() {
+    local ver
+    ver=$(apt-cache policy linux-image-amd64 2>/dev/null | \
+          grep -E '^[[:space:]]+[0-9]+\.[0-9]+\.[0-9]+.*~bpo' | head -n1 | awk '{print $1}')
+    if [ -n "$ver" ]; then
+        echo "$ver"
+    else
+        echo "unknown"
+    fi
+}