Initial commit

generate_exynos_5_series_mainline_patchset.sh

@@ -0,0 +1,76 @@
+#!/bin/bash
+
+set -e
+
+WORK_DIRECTORY="work-directory"
+GENERATED_PATCHSET_FOLDER="results"
+POSTMARKETOS_KERNEL_DIRECTORY_NAME="postmarketos-kernel"
+POSTMARKETOS_KERNEL_FORK_GIT_CLONE_URL="https://gitlab.com/exynos5-mainline/linux.git"
+UNPATCHED_LINUX_KERNEL_DIRECTORY_NAME="regular-linux-kernel"
+
+if [ -d "$WORK_DIRECTORY" ]; then
+    rm -rf "$WORK_DIRECTORY"
+fi
+
+if [ -d "$GENERATED_PATCHSET_FOLDER" ]; then
+    rm -rf "$GENERATED_PATCHSET_FOLDER"
+fi
+
+mkdir "$WORK_DIRECTORY"
+
+cd "$WORK_DIRECTORY"
+
+git clone "$POSTMARKETOS_KERNEL_FORK_GIT_CLONE_URL" "$POSTMARKETOS_KERNEL_DIRECTORY_NAME"
+
+cd "$POSTMARKETOS_KERNEL_DIRECTORY_NAME"
+
+if [[ -f "localversion-next" ]]; then
+    LOCALVERSION=$(<"localversion-next")
+    LINUX_RELEASE="${LOCALVERSION/-/}"
+    GIT_CLONE_URL="https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git"
+else
+    VERSION=$(grep '^VERSION =' Makefile | sed 's/^VERSION = //')
+    PATCHLEVEL=$(grep '^PATCHLEVEL =' Makefile | sed 's/^PATCHLEVEL = //')
+    SUBLEVEL=$(grep '^SUBLEVEL =' Makefile | sed 's/^SUBLEVEL = //')
+    EXTRAVERSION=$(grep '^EXTRAVERSION =' Makefile | sed 's/^EXTRAVERSION = //')
+
+    LINUX_RELEASE="${VERSION}.${PATCHLEVEL}"
+
+    if [[ "$EXTRAVERSION" == *rc* ]]; then
+        LINUX_RELEASE+="${EXTRAVERSION}"
+    else
+        if [[ $SUBLEVEL -ne 0 ]]; then
+            LINUX_RELEASE+=".$SUBLEVEL${EXTRAVERSION}"
+        else
+            LINUX_RELEASE+="${EXTRAVERSION}"
+        fi
+    fi
+    LINUX_RELEASE="v${LINUX_RELEASE}"
+    GIT_CLONE_URL="https://github.com/torvalds/linux.git"
+fi
+
+echo
+
+echo "The postmarketOS Exynos 5 kernel fork is based on Linux $LINUX_RELEASE"
+
+echo
+
+PATCHSET_GENERATION_UTILITY_LOG="$(date +%F) | Linux Kernel Base: $LINUX_RELEASE"
+
+git clone --depth 1 "$GIT_CLONE_URL" -b "$LINUX_RELEASE" ../"$UNPATCHED_LINUX_KERNEL_DIRECTORY_NAME"
+
+cd ../"$UNPATCHED_LINUX_KERNEL_DIRECTORY_NAME"
+
+git remote add "$POSTMARKETOS_KERNEL_DIRECTORY_NAME" ../"$POSTMARKETOS_KERNEL_DIRECTORY_NAME"
+
+git remote update
+
+mkdir ../../"$GENERATED_PATCHSET_FOLDER"
+
+git diff "$POSTMARKETOS_KERNEL_DIRECTORY_NAME"/master -R > ../../"$GENERATED_PATCHSET_FOLDER"/"mainline-patchset-$(date +%F).patch"
+
+echo "$PATCHSET_GENERATION_UTILITY_LOG" | tee ../../"$GENERATED_PATCHSET_FOLDER"/"mainline-patchset-$(date +%F).log"
+
+cd ../..
+
+rm -rf "$WORK_DIRECTORY"