From 7083c36794a222949eed2a79de5acb0aec0dc1d9 Mon Sep 17 00:00:00 2001
From: TrudeEH <ehtrude@gmail.com>
Date: Tue, 1 Apr 2025 09:50:19 +0100
Subject: [PATCH] Add script to build and install a custom Linux kernel

---
 scripts/build-new-kernel.sh | 38 +++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 scripts/build-new-kernel.sh

diff --git a/scripts/build-new-kernel.sh b/scripts/build-new-kernel.sh
new file mode 100644
index 00000000..2d996d22
--- /dev/null
+++ b/scripts/build-new-kernel.sh
@@ -0,0 +1,38 @@
+#! /bin/bash
+
+YELLOW="\e[33m"
+ENDCOLOR="\e[0m"
+
+echo -e "\n${YELLOW}Downloading APT dependencies...${ENDCOLOR}\n"
+sudo apt install build-essential git -y
+sudo apt build-dep linux -y
+
+echo -e "\n${YELLOW}Downloading kernel source...${ENDCOLOR}\n"
+mkdir linux-parent && cd linux-parent
+git clone --depth 1 https://github.com/torvalds/linux
+cd linux
+
+cp /boot/config-$(uname -r) .config   # Copy current kernel config
+make nconfig                          # Edit the current kernel configuration
+diff /boot/config-$(uname -r) .config # Check your changes
+
+# Do not include debugging symbols. Alternatively, use `strip` to remove them. (these configs are working as of 6.14)
+scripts/config --undefine GDB_SCRIPTS
+scripts/config --undefine DEBUG_INFO
+scripts/config --undefine DEBUG_INFO_SPLIT
+scripts/config --undefine DEBUG_INFO_REDUCED
+scripts/config --undefine DEBUG_INFO_COMPRESSED
+scripts/config --set-val DEBUG_INFO_NONE y
+scripts/config --set-val DEBUG_INFO_DWARF5 n
+scripts/config --disable DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT
+
+echo -e "\n${YELLOW}Compiling the kernel...${ENDCOLOR}\n"
+make -j$(nproc) deb-pkg LOCALVERSION=-custom
+
+echo -e "\n${YELLOW}Installing the generated dpkg packages...${ENDCOLOR}\n"
+sudo dpkg -i ../linux-headers*-custom*.deb
+sudo dpkg -i ../linux-image*-custom*.deb
+
+echo -e "\n${YELLOW}Cleaning up...${ENDCOLOR}\n"
+cd ../..
+rm -rf linux-parent