From 8716b764eea321e984d51571eb89ac1c67284f16 Mon Sep 17 00:00:00 2001
From: ShirkNeko <109797057+ShirkNeko@users.noreply.github.com>
Date: Sat, 21 Jun 2025 17:11:42 +0800
Subject: [PATCH] kernel/Makefile: check kernelsu driver version from online
 git repo first, if fails then check local .git and if that also fails then
 use hardcoded fallback

Co-authored-by: rifsxd <rifat.44.azad.rifs@gmail.com>
---
 kernel/Makefile | 37 ++++++++++++++++++++++++++-----------
 1 file changed, 26 insertions(+), 11 deletions(-)

diff --git a/kernel/Makefile b/kernel/Makefile
index a61b11ba..a92c7dc4 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -19,18 +19,33 @@ obj-$(CONFIG_KSU) += kernelsu.o
 
 obj-$(CONFIG_KPM) += kpm/
 
-# .git is a text file while the module is imported by 'git submodule add'.
-ifeq ($(shell test -e $(srctree)/$(src)/../.git; echo $$?),0)
-$(shell cd $(srctree)/$(src); /usr/bin/env PATH="$$PATH":/usr/bin:/usr/local/bin [ -f ../.git/shallow ] && git fetch --unshallow)
-KSU_GIT_VERSION := $(shell cd $(srctree)/$(src); /usr/bin/env PATH="$$PATH":/usr/bin:/usr/local/bin git rev-list --count main)
-# ksu_version: major * 10000 + git version + 606 for historical reasons
-$(eval KSU_VERSION=$(shell expr 10000 + $(KSU_GIT_VERSION) + 606))
-$(info -- SukiSU version: $(KSU_VERSION))
-ccflags-y += -DKSU_VERSION=$(KSU_VERSION)
-else # If there is no .git file, the default version will be passed.
-$(warning "KSU_GIT_VERSION not defined! It is better to make SukiSU a git submodule!")
-ccflags-y += -DKSU_VERSION=12800
+REPO_OWNER := SukiSU-Ultra
+REPO_NAME := SukiSU-Ultra
+REPO_BRANCH := main
+
+GIT_BIN := /usr/bin/env PATH="$$PATH":/usr/bin:/usr/local/bin git
+CURL_BIN := /usr/bin/env PATH="$$PATH":/usr/bin:/usr/local/bin curl
+
+KSU_GITHUB_VERSION := $(shell $(CURL_BIN) -sI "https://api.github.com/repos/$(REPO_OWNER)/$(REPO_NAME)/commits?sha=$(REPO_BRANCH)&per_page=1" | grep -i "link:" | sed -n 's/.*page=\([0-9]*\)>; rel="last".*/\1/p')
+
+ifeq ($(KSU_GITHUB_VERSION),)
+  ifeq ($(shell test -e $(srctree)/$(src)/../.git; echo $$?),0)
+    $(shell cd $(srctree)/$(src); [ -f ../.git/shallow ] && $(GIT_BIN) fetch --unshallow)
+    KSU_LOCAL_VERSION := $(shell cd $(srctree)/$(src); $(GIT_BIN) rev-list --count HEAD)
+    $(eval KSU_VERSION := $(shell expr 10000 + $(KSU_LOCAL_VERSION) + 700))
+    $(info -- SukiSU-Ultra version (local .git): $(KSU_VERSION))
+  else
+    $(eval KSU_VERSION := 13000)
+    $(warning -- Could not fetch version online or via local .git! Using fallback version: $(KSU_VERSION))
+  endif
+else
+  $(eval KSU_VERSION := $(shell expr 10000 + $(KSU_GITHUB_VERSION) + 700))
+  $(info -- SukiSU-Ultra version (GitHub): $(KSU_VERSION))
 endif
+
+$(info -- SukiSU-Ultra version: $(KSU_VERSION))
+ccflags-y += -DKSU_VERSION=$(KSU_VERSION)
+
 ifeq ($(strip $(CONFIG_KSU_MANUAL_HOOK)),y)
 $(info -- SukiSU: Manual hooking enabled!)
 else