Use Android linker for magiskpolicy

Fix #267

.github/workflows/magisk.yml

@@ -86,8 +86,8 @@ jobs:
       - name: Dependencies
         run: |
           pip3 install beautifulsoup4 lxml
-          sudo apt-get update && sudo apt-get install setools lzip qemu-utils wine winetricks
-          wget -qO- "$GITHUB_SERVER_URL/$GITHUB_REPOSITORY/archive/$GITHUB_REF.tar.gz" | sudo tar --wildcards -zxvf- -C ~ --strip-component=2 '*/wine/*'
+          sudo apt-get update && sudo apt-get install setools lzip qemu-utils wine winetricks patchelf
+          wget -qO- "$GITHUB_SERVER_URL/$GITHUB_REPOSITORY/archive/$GITHUB_REF.tar.gz" | sudo tar --wildcards -zxvf- -C ~ --strip-component=2 '*/wine/*' '*/linker/*'
           winetricks msxml6
       - name: Download WSA
         shell: python
@@ -296,6 +296,10 @@ jobs:
           sudo find system/sbin -type f -exec chmod 0755 {} \;
           sudo find system/sbin -type f -exec chown root:root {} \;
           sudo find system/sbin -type f -exec chcon --reference system/product {} \;
+          sudo patchelf --replace-needed libc.so "${HOME}/libc.so" ./magiskpolicy
+          sudo patchelf --replace-needed libm.so "${HOME}/libm.so" ./magiskpolicy
+          sudo patchelf --replace-needed libdl.so "${HOME}/libdl.so" ./magiskpolicy
+          sudo patchelf --set-interpreter "${HOME}/linker64" ./magiskpolicy
           chmod +x ./magiskpolicy
           echo '/dev/wsa-magisk(/.*)?    u:object_r:magisk_file:s0' | sudo tee -a system/vendor/etc/selinux/vendor_file_contexts
           echo '/data/adb/magisk(/.*)?   u:object_r:magisk_file:s0' | sudo tee -a system/vendor/etc/selinux/vendor_file_contexts
@@ -397,6 +401,10 @@ jobs:
           sudo find system/system/{app,framework,priv-app} -type f -exec chcon --reference=system/system/framework/ext.jar {} \;
           ls gapps/etc/ | xargs -n 1 -I dir sudo find system/system/etc/dir -type f -exec chcon --reference=system/system/etc/permissions {} \;
           sudo find system/product/{app,etc,overlay,priv-app} -type f -exec chcon --reference=system/product/etc/permissions/privapp-permissions-venezia.xml {} \;
+          sudo patchelf --replace-needed libc.so "${HOME}/libc.so" ./magiskpolicy
+          sudo patchelf --replace-needed libm.so "${HOME}/libm.so" ./magiskpolicy
+          sudo patchelf --replace-needed libdl.so "${HOME}/libdl.so" ./magiskpolicy
+          sudo patchelf --set-interpreter "${HOME}/linker64" ./magiskpolicy
           chmod +x ./magiskpolicy
           sudo ./magiskpolicy --load system/vendor/etc/selinux/precompiled_sepolicy --save system/vendor/etc/selinux/precompiled_sepolicy "allow gmscore_app gmscore_app vsock_socket { create connect write read }" "allow gmscore_app device_config_runtime_native_boot_prop file read" "allow gmscore_app system_server_tmpfs dir search" "allow gmscore_app system_server_tmpfs file open"
       - name: Fix GApps prop