Initial commit

bot/external/Botcraft/cmake/glad.cmake

@@ -0,0 +1,29 @@
+# Add glad library
+
+# We first try to find glad in the system
+if (NOT BOTCRAFT_FORCE_LOCAL_GLAD)
+    find_package(glad QUIET)
+endif()
+
+# If not found, build from sources
+if(NOT TARGET glad)
+    set(GLAD_SRC_PATH "${CMAKE_CURRENT_SOURCE_DIR}/3rdparty/glad/")
+    set(GLAD_BUILD_PATH "${CMAKE_CURRENT_BINARY_DIR}/3rdparty/glad")
+
+    file(GLOB RESULT "${GLAD_BUILD_PATH}/install")
+    list(LENGTH RESULT RES_LEN)
+    if(RES_LEN EQUAL 0)
+        message(STATUS "Can't find glad, installing it locally...")
+
+        file(MAKE_DIRECTORY "${GLAD_BUILD_PATH}")
+
+        execute_process(
+            COMMAND "${CMAKE_COMMAND}" "${GLAD_SRC_PATH}" "-G" "${CMAKE_GENERATOR}" "-A" "${CMAKE_GENERATOR_PLATFORM}" "-DCMAKE_MAKE_PROGRAM=${CMAKE_MAKE_PROGRAM}" "-DCMAKE_BUILD_TYPE=Release" "-DCMAKE_INSTALL_PREFIX=install" "-DCMAKE_POSITION_INDEPENDENT_CODE=ON" 
+            WORKING_DIRECTORY "${GLAD_BUILD_PATH}")
+
+        execute_process(COMMAND "${CMAKE_COMMAND}" "--build" "." "--target" "install" "--parallel" "2" "--config" "Release" WORKING_DIRECTORY "${GLAD_BUILD_PATH}")
+    endif()
+
+    # Find the freshly built library
+    find_package(glad QUIET PATHS "${GLAD_BUILD_PATH}/install")
+endif()