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cmake/FindWasiSDK.cmake

@@ -0,0 +1,47 @@
+# FindWasiSDK.cmake
+# Module to find WASI SDK installation
+#
+# This module defines the following variables:
+#   WasiSDK_FOUND         - True if WASI SDK is found
+#   WasiSDK_ROOT_DIR      - Root directory of WASI SDK installation
+#
+# Usage:
+#   set(WASI_SDK_PATH "/path/to/wasi-sdk")
+#   find_package(WasiSDK REQUIRED)
+
+cmake_minimum_required(VERSION 3.10)
+
+# Use WASI_SDK_PATH if provided, otherwise try to find it
+if(WASI_SDK_PATH)
+    set(_wasi_sdk_search_paths "${WASI_SDK_PATH}")
+else()
+    # Default search paths for common WASI SDK installations
+    set(_wasi_sdk_search_paths
+        "$ENV{WASI_SDK_PATH}"
+        "/opt/wasi-sdk"
+    )
+endif()
+
+# Find the WASI SDK root directory by looking for the toolchain file
+find_path(WasiSDK_ROOT_DIR
+    NAMES share/cmake/wasi-sdk.cmake
+    PATHS ${_wasi_sdk_search_paths}
+    DOC "WASI SDK root directory"
+    NO_DEFAULT_PATH
+)
+
+# Handle find_package arguments
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(WasiSDK
+    DEFAULT_MSG
+    WasiSDK_ROOT_DIR
+)
+
+# Mark variables as advanced
+mark_as_advanced(
+    WasiSDK_ROOT_DIR
+)
+
+if(WasiSDK_FOUND)
+    set(WASI_SDK_PATH ${WasiSDK_ROOT_DIR})
+endif()