feat: add android build for ci

Author: MistEO

.github/workflows/build.yml

@@ -276,8 +276,80 @@ jobs:
           name: MAA-macos-${{ matrix.arch }}
           path: "install"
 
+  android:
+    needs: meta
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        include:
+          - os: ubuntu
+            arch: armeabi-v7a-android
+      fail-fast: false
+
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          submodules: true
+
+      - name: Install Packages
+        run: |
+          sudo apt-get update -y
+          sudo apt-get install -y ninja-build python3-pyelftools elfutils patchelf nasm
+
+      - uses: nttld/setup-ndk@v1
+        id: setup-ndk
+        with:
+          ndk-version: r26b
+          add-to-path: false
+
+      - name: Download fmtlib
+        run: |
+          sh tools/fetch-fmt.sh
+
+      - name: Setup ccache
+        uses: Chocobo1/setup-ccache-action@v1
+        with:
+          remove_stale_cache: false
+
+      - name: Bootstrap MaaDeps
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          python3 tools/maadeps-download.py arm64-android
+
+      - name: Build MAA
+        run: |
+          cmake --preset 'NinjaMulti' \
+            -DCMAKE_TOOLCHAIN_FILE=${{ steps.setup-ndk.outputs.ndk-path}}/build/cmake/android.toolchain.cmake \
+            -DANDROID_ABI=armeabi-v7a \
+            -DANDROID_PLATFORM=android-23 \
+            -DMAADEPS_TRIPLET='maa-arm64-android' \
+            -DMAA_HASH_VERSION='${{ needs.meta.outputs.tag }}' \
+            -DWITH_GRPC=OFF
+
+          cmake --build build --preset 'NinjaMulti - Release' -j 16
+
+      - name: Install
+        shell: bash
+        if: always()
+        run: |
+          cmake --install build --prefix install
+
+          cp -r docs install
+          cp README*.md install
+
+          cp -r sample install
+
+          cp -r LICENSE.md install
+
+      - uses: actions/upload-artifact@v3
+        if: always()
+        with:
+          name: MAA-android-armeabi-v7a
+          path: "install"
+
   nuget_pack:
-    needs: [meta, windows, ubuntu, macos]
+    needs: [meta, windows, ubuntu, macos, android]
     runs-on: ubuntu-latest
     env:
       NUGET_PACKAGE_ID: Maa.Framework.Runtimes # need ${{ secrets.NuGetAPIKey }}

3rdparty/MaaDeps

@@ -30,12 +30,15 @@ endif()
 
 if(APPLE)
     set(CMAKE_INSTALL_RPATH "@loader_path;@executable_path")
-    add_compile_definitions(MAA_USE_FMTLIB)
-    add_compile_options("-Wno-deprecated-declarations") # supress tmpnam
 elseif(UNIX)
     set(CMAKE_INSTALL_RPATH "$ORIGIN")
 endif()
 
+if(ANDROID OR APPLE)
+    add_compile_definitions(MAA_USE_FMTLIB)
+    add_compile_options("-Wno-deprecated-declarations") # supress std::codecvt_utf8_utf16
+endif()
+
 set(CMAKE_CXX_STANDARD 20)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 

cmake/config.cmake

@@ -53,6 +53,8 @@ set(MAADEPS_TARGET_TOOLS ${MAA_DEPS_DIR}/vcpkg/installed/${MAADEPS_TRIPLET}/tool
 
 if(maa-${MAADEPS_HOST_TRIPLET} STREQUAL ${MAADEPS_TRIPLET})
     set(MAA_CROSSCOMPILE OFF)
+    list(PREPEND CMAKE_PREFIX_PATH "${MAA_DEPS_DIR}/vcpkg/installed/${MAADEPS_TRIPLET}")
 else()
     set(MAA_CROSSCOMPILE ON)
+    list(PREPEND CMAKE_FIND_ROOT_PATH "${MAA_DEPS_DIR}/vcpkg/installed/${MAADEPS_TRIPLET}")
 endif()

cmake/utils.cmake

@@ -1,6 +1,10 @@
 #pragma once
 
-#ifdef __APPLE__
+#if defined(__APPLE__) || defined(__ANDROID__)
+#define MAA_USE_POSIX_TIME
+#endif
+
+#ifdef MAA_USE_POSIX_TIME
 #include <fcntl.h>
 #include <sys/time.h>
 #include <time.h>
@@ -15,7 +19,7 @@ MAA_NS_BEGIN
 
 inline std::string format_now()
 {
-#ifndef __APPLE__ // Now Apple's compiler cannot build std::chrono::format. 2023/07/21
+#ifndef MAA_USE_POSIX_TIME
     return MAA_FMT::format("{}", std::chrono::current_zone()->to_local(
                                      std::chrono::floor<std::chrono::milliseconds>(std::chrono::system_clock::now())));
 #else
@@ -30,7 +34,7 @@ inline std::string format_now()
 
 inline std::string format_now_for_filename()
 {
-#ifndef __APPLE__ // Now Apple's compiler cannot build std::chrono::format. 2023/07/21
+#ifndef MAA_USE_POSIX_TIME
     return MAA_FMT::format("{:%Y.%m.%d-%H.%M.%S}",
                            std::chrono::current_zone()->to_local(std::chrono::system_clock::now()));
 #else