GrabBag/AppAlgo/AAPGS_model/scripts/cross-build-examples.sh

#!/usr/bin/env bash
set -Eeuo pipefail
ROOT="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")/.." && pwd)"
BUILD_ROOT="$ROOT/build/examples-arm64"
rm -rf "$BUILD_ROOT"
mkdir -p "$BUILD_ROOT/c" "$BUILD_ROOT/cpp" "$ROOT/examples/bin"

cmake -S "$ROOT/examples/c" -B "$BUILD_ROOT/c" \
  -DCMAKE_BUILD_TYPE=Release \
  -DCMAKE_C_COMPILER=aarch64-linux-gnu-gcc
cmake --build "$BUILD_ROOT/c" --parallel

cmake -S "$ROOT/examples/cpp" -B "$BUILD_ROOT/cpp" \
  -DCMAKE_BUILD_TYPE=Release \
  -DCMAKE_C_COMPILER=aarch64-linux-gnu-gcc \
  -DCMAKE_CXX_COMPILER=aarch64-linux-gnu-g++
cmake --build "$BUILD_ROOT/cpp" --parallel

cp -f "$BUILD_ROOT/c/yolo_c_example" "$ROOT/examples/bin/yolo_c_example"
cp -f "$BUILD_ROOT/cpp/yolo_cpp_example" "$ROOT/examples/bin/yolo_cpp_example"

for binary in "$ROOT/examples/bin/yolo_c_example" "$ROOT/examples/bin/yolo_cpp_example"; do
  aarch64-linux-gnu-readelf -h "$binary" | grep -q 'Machine:.*AArch64'
  aarch64-linux-gnu-readelf -d "$binary" | grep -q 'libyolo_runtime.so.3'
done
for library in "$ROOT"/lib/*.so*; do
  aarch64-linux-gnu-readelf -h "$library" | grep -q 'Machine:.*AArch64'
done
rm -rf "$BUILD_ROOT"
printf 'AARCH64_EXAMPLES_OK\n'