Only allow use of sqlite system package on Linux for now

Signed-off-by: Nicholas Frizzell <[email protected]>

package-system/sqlite/FindSQLite.cmake.NonLinux

@@ -0,0 +1,31 @@
+#
+# Copyright (c) Contributors to the Open 3D Engine Project.
+# For complete copyright and license terms please see the LICENSE at the root of this distribution.
+# 
+# SPDX-License-Identifier: Apache-2.0 OR MIT
+#
+#
+
+# this file actually ingests the library and defines targets.
+set(TARGET_WITH_NAMESPACE "3rdParty::SQLite")
+if (TARGET ${TARGET_WITH_NAMESPACE})
+    return()
+endif()
+
+set(MY_NAME "SQLite")
+
+
+set(${MY_NAME}_INCLUDE_DIR ${CMAKE_CURRENT_LIST_DIR}/SQLite)
+set(${MY_NAME}_LIBS_DIR ${CMAKE_CURRENT_LIST_DIR}/SQLite/lib)
+set(${MY_NAME}_LIBRARY ${${MY_NAME}_LIBS_DIR}/${CMAKE_STATIC_LIBRARY_PREFIX}sqlite3${CMAKE_STATIC_LIBRARY_SUFFIX})
+
+add_library(${TARGET_WITH_NAMESPACE} STATIC IMPORTED GLOBAL)
+
+set_target_properties(${TARGET_WITH_NAMESPACE} PROPERTIES IMPORTED_LOCATION "${${MY_NAME}_LIBRARY}")
+
+ly_target_include_system_directories(TARGET ${TARGET_WITH_NAMESPACE} INTERFACE ${${MY_NAME}_INCLUDE_DIR})
+
+target_link_libraries(${TARGET_WITH_NAMESPACE} 
+                      INTERFACE ${CMAKE_DL_LIBS})
+
+set(${MY_NAME}_FOUND True)

package-system/sqlite/build_config.json

@@ -5,14 +5,14 @@
    "package_url":"https://www.sqlite.org",
    "package_license":"CUSTOM",
    "package_license_file":"copyright.txt",
-   "cmake_find_source":"FindSQLite.cmake",
    "cmake_find_target":"FindSQLite.cmake",
    "additional_src_files":[
       "copyright.txt"
    ],
    "Platforms":{
       "Windows":{
          "Windows":{
+            "cmake_find_source":"FindSQLite.cmake.NonLinux",
             "package_version":"3.37.2-rev1",
             "custom_build_cmd": [
                "build_windows.cmd"
@@ -24,6 +24,7 @@
       },
       "Darwin":{
          "Mac":{
+            "cmake_find_source":"FindSQLite.cmake.NonLinux",
             "package_version":"3.37.2-rev2",
             "custom_build_cmd": [
                "./build_unix_like.sh"
@@ -35,6 +36,7 @@
       },
       "Linux":{
          "Linux":{
+            "cmake_find_source":"FindSQLite.cmake.Linux",
             "package_version":"3.37.2-rev1",
             "custom_build_cmd": [
                "./build_unix_like.sh"