CI: Support custom gcc (issue by #75)

Signed-off-by: xiaoleGun <1592501605@qq.com>

.github/workflows/build-kernel.yml

@@ -33,6 +33,12 @@ jobs:
         echo "CLANG_VERSION=$(cat $CONFIG_ENV | grep -w "CLANG_VERSION" | head -n 1 | cut -d "=" -f 2)" >> $GITHUB_ENV
         echo "ENABLE_GCC_ARM64=$(cat $CONFIG_ENV | grep -w "ENABLE_GCC_ARM64" | head -n 1 | cut -d "=" -f 2)" >> $GITHUB_ENV
         echo "ENABLE_GCC_ARM32=$(cat $CONFIG_ENV | grep -w "ENABLE_GCC_ARM32" | head -n 1 | cut -d "=" -f 2)" >> $GITHUB_ENV
+        echo "USE_CUSTOM_GCC_64=$(cat $CONFIG_ENV | grep -w "USE_CUSTOM_GCC_64" | head -n 1 | cut -d "=" -f 2)" >> $GITHUB_ENV
+        echo "CUSTOM_GCC_64_SOURCE=$(cat $CONFIG_ENV | grep -w "CUSTOM_GCC_64_SOURCE" | head -n 1 | cut -d "=" -f 2)" >> $GITHUB_ENV
+        echo "CUSTOM_GCC_64_BRANCH=$(cat $CONFIG_ENV | grep -w "CUSTOM_GCC_64_BRANCH" | head -n 1 | cut -d "=" -f 2)" >> $GITHUB_ENV
+        echo "USE_CUSTOM_GCC_32=$(cat $CONFIG_ENV | grep -w "USE_CUSTOM_GCC_32" | head -n 1 | cut -d "=" -f 2)" >> $GITHUB_ENV
+        echo "CUSTOM_GCC_32_SOURCE=$(cat $CONFIG_ENV | grep -w "CUSTOM_GCC_32_SOURCE" | head -n 1 | cut -d "=" -f 2)" >> $GITHUB_ENV
+        echo "CUSTOM_GCC_32_BRANCH=$(cat $CONFIG_ENV | grep -w "CUSTOM_GCC_32_BRANCH" | head -n 1 | cut -d "=" -f 2)" >> $GITHUB_ENV
         echo "ENABLE_KERNELSU=$(cat $CONFIG_ENV | grep -w "ENABLE_KERNELSU" | head -n 1 | cut -d "=" -f 2)" >> $GITHUB_ENV
         echo "KERNELSU_TAG=$(cat $CONFIG_ENV | grep -w "KERNELSU_TAG" | head -n 1 | cut -d "=" -f 2)" >> $GITHUB_ENV
         echo "ADD_KPROBES_CONFIG=$(cat $CONFIG_ENV | grep -w "ADD_KPROBES_CONFIG" | head -n 1 | cut -d "=" -f 2)" >> $GITHUB_ENV
@@ -55,7 +61,7 @@ jobs:
         mkdir -p $GITHUB_WORKSPACE/kernel_workspace
 
     - name: Download Clang-aosp
-      if: env.USE_CUSTOM_CLANG == 'false'
+      if: env.USE_CUSTOM_CLANG != 'true'
       run: |
         cd $GITHUB_WORKSPACE/kernel_workspace
         mkdir clang-aosp
@@ -82,6 +88,7 @@ jobs:
 
     - name: Download Gcc-aosp
       run: |
+        if: env.USE_CUSTOM_GCC_64 != 'true' || env.USE_CUSTOM_GCC_32 != 'true'
         cd $GITHUB_WORKSPACE/kernel_workspace
         if [ ${{ env.ENABLE_GCC_ARM64 }} = true ]; then
             mkdir gcc-64
@@ -97,6 +104,42 @@ jobs:
             echo "GCC_32=CROSS_COMPILE_ARM32=$GITHUB_WORKSPACE/kernel_workspace/gcc-32/bin/arm-linux-androideabi-" >> $GITHUB_ENV
         fi
 
+    - name: Download Custom-Gcc
+      if: env.USE_CUSTOM_GCC_64 == 'true' || env.USE_CUSTOM_GCC_32 == 'true'
+      run: |
+        cd $GITHUB_WORKSPACE/kernel_workspace
+        if [ ${{ env.USE_CUSTOM_GCC_64 }} = true ]; then
+          if [[ ${{ env.CUSTOM_GCC_64_SOURCE }} =~ git ]]; then
+              if [[ ${{ env.CUSTOM_GCC_64_SOURCE }} == *'.tar.gz' ]]; then
+                wget -O gcc-64.tar.gz ${{ env.CUSTOM_CLANG_SOURCE }}
+                mkdir gcc-64
+                tar -C gcc-64/ -zxvf gcc-64.tar.gz
+              else
+                git clone ${{ env.CUSTOM_GCC_64_SOURCE }} -b ${{ env.CUSTOM_GCC_64_BRANCH }} gcc-64 --depth=1
+              fi
+          else
+              wget -O gcc-64.zip ${{ env.CUSTOM_GCC_64_SOURCE }}
+              mkdir gcc-64
+              unzip gcc-64.zip -d gcc-64/
+          fi
+        fi
+
+        if [ ${{ env.USE_CUSTOM_GCC_64 }} = true ]; then
+          if [[ ${{ env.CUSTOM_GCC_32_SOURCE }} =~ git ]]; then
+              if [[ ${{ env.CUSTOM_GCC_32_SOURCE }} == *'.tar.gz' ]]; then
+                wget -O gcc-32.tar.gz ${{ env.CUSTOM_CLANG_SOURCE }}
+                mkdir gcc-32
+                tar -C gcc-32/ -zxvf gcc-32.tar.gz
+              else
+                git clone ${{ env.CUSTOM_GCC_32_SOURCE }} -b ${{ env.CUSTOM_GCC_32_BRANCH }} gcc-32 --depth=1
+              fi
+          else
+            wget -O gcc-32.zip ${{ env.CUSTOM_GCC_32_SOURCE }}
+            mkdir gcc-32
+            unzip gcc-32.zip -d gcc-32/
+          fi
+        fi
+
     - name: Download mkbootimg tools
       if: env.BUILD_BOOT_IMG == 'true'
       run: |

config.env

@@ -23,6 +23,12 @@ CLANG_VERSION=r450784d
 # GCC
 ENABLE_GCC_ARM64=true
 ENABLE_GCC_ARM32=true
+USE_CUSTOM_GCC_64=false
+CUSTOM_GCC_64_SOURCE=
+CUSTOM_GCC_64_BRANCH=
+USE_CUSTOM_GCC_32=false
+CUSTOM_GCC_32_SOURCE=
+CUSTOM_GCC_32_BRANCH=
 
 # KernelSU flags
 ENABLE_KERNELSU=false