fix: make Qt Redox CMake imports relocatable

recipes/wip/qt/qt5compat/recipe.toml

@@ -39,6 +39,7 @@ rm -f CMakeCache.txt
 rm -rf CMakeFiles
 
 cmake "${COOKBOOK_SOURCE}" \
+    -G Ninja \
     -DCMAKE_TOOLCHAIN_FILE="${COOKBOOK_ROOT}/local/recipes/qt/redox-toolchain.cmake" \
     -DQT_HOST_PATH="${HOST_BUILD}" \
     -DCMAKE_INSTALL_PREFIX=/usr \
@@ -100,6 +101,21 @@ SYSROOT="${COOKBOOK_SYSROOT}"
 if [ -d "${COOKBOOK_STAGE}/usr/lib/cmake" ]; then
     find "${COOKBOOK_STAGE}/usr/lib/cmake" -name '*.cmake' -exec sed -i \
         "s|/usr/include|${SYSROOT}/include|g" {} + 2>/dev/null || true
+    python3 - <<'PY' "${COOKBOOK_STAGE}/usr/lib/cmake" "${SYSROOT}"
+from pathlib import Path
+import sys
+
+cmake_dir = Path(sys.argv[1])
+sysroot = sys.argv[2]
+for path in cmake_dir.rglob('*.cmake'):
+    text = path.read_text()
+    text = text.replace('${_IMPORT_PREFIX}/lib/', '${PACKAGE_PREFIX_DIR}/lib/')
+    text = text.replace(f'{sysroot}/lib/', '${PACKAGE_PREFIX_DIR}/lib/')
+    text = text.replace(f'{sysroot}/include', '${PACKAGE_PREFIX_DIR}/include')
+    text = text.replace('"/usr/lib/libQt6', '"${PACKAGE_PREFIX_DIR}/lib/libQt6')
+    text = text.replace('"/usr/include', '"${PACKAGE_PREFIX_DIR}/include')
+    path.write_text(text)
+PY
 fi
 if [ -d "${COOKBOOK_STAGE}/usr/include" ]; then
     mkdir -p "${SYSROOT}/include"