Fix Android x86_64 build

Note: At this time, both arm32 and arm64 emulation doesn't work on either macOS and Ubuntu so we could only have x86_64

.github/workflows/build-uc2.yml

@@ -245,16 +245,41 @@ jobs:
         cmake --build . --config ${{ matrix.config.build_type }}
         cmake --install . --strip
 
+    - name: '🚧 AVD Cache'
+      if: contains(matrix.config.name, 'android')
+      uses: actions/cache@v2
+      id: avd-cache
+      with:
+        path: |
+          ~/.android/avd/*
+          ~/.android/adb*
+        key: avd-28
+    
+    - name: '🚧 Create x86_64 tests environment'
+      if: contains(matrix.config.name, 'android') && steps.avd-cache.outputs.cache-hit != 'true'
+      uses: reactivecircus/android-emulator-runner@v2
+      with:
+        api-level: 28
+        arch: ${{ matrix.config.arch }}
+        force-avd-creation: false
+        disable-animations: false
+        target: default
+        profile: Nexus 6
+        emulator-options: -no-window -gpu swiftshader_indirect -no-snapshot -noaudio -no-boot-anim -verbose -show-kernel
+        script: echo "Generated AVD snapshot for caching."
+
     - name: '🚧 Android x86_64 tests'
       if: contains(matrix.config.name, 'android')
       uses: reactivecircus/android-emulator-runner@v2
       with:
         api-level: 28
+        force-avd-creation: false
+        disable-animations: true
         arch: ${{ matrix.config.arch }}
         target: default
         profile: Nexus 6
         emulator-options: -no-window -gpu swiftshader_indirect -no-snapshot -noaudio -no-boot-anim -verbose -show-kernel
-        script: ctest -C ${{ matrix.config.build_type }}
+        script: bash ./adb.sh
 
     - name: '📦 Pack artifact'
       shell: bash

CMakeLists.txt

@@ -90,6 +90,7 @@ else()
         endif()
     elseif(ANDROID_ABI)
         string(FIND "${ANDROID_ABI}" "arm64" UC_RET)
+        file(WRITE ${CMAKE_BINARY_DIR}/adb.sh "#!/bin/bash\n\nadb shell mkdir -p /data/local/tmp/build\n")
 
         if (${UC_RET} GREATER_EQUAL "0")
             set(UNICORN_TARGET_ARCH "aarch64")
@@ -1023,6 +1024,9 @@ if (UNICORN_BUILD_SHARED)
     add_library(unicorn SHARED
         ${UNICORN_SRCS}
     )
+    if (ANDROID_ABI)
+        file(APPEND ${CMAKE_BINARY_DIR}/adb.sh "adb push ./libunicorn.so /data/local/tmp/build/\n")
+    endif()
 else()
     add_library(unicorn STATIC
         ${UNICORN_SRCS}
@@ -1175,6 +1179,11 @@ else()
             ${SAMPLES_LIB}
         )
         add_test(${TEST_FILE} ${TEST_FILE})
+        if (ANDROID_ABI)
+            file(APPEND ${CMAKE_BINARY_DIR}/adb.sh "adb push ${TEST_FILE} /data/local/tmp/build/\n")
+            file(APPEND ${CMAKE_BINARY_DIR}/adb.sh "adb shell \"chmod +x /data/local/tmp/build/${TEST_FILE}\"\n")
+            file(APPEND ${CMAKE_BINARY_DIR}/adb.sh "adb shell \'LD_LIBRARY_PATH=/data/local/tmp/build:$LD_LIBRARY_PATH /data/local/tmp/build/${TEST_FILE}\' || exit -1\n")
+        endif()
     endforeach(TEST_FILE)
 endif()