init

cmake/external/xxhash/CMakeLists.txt

@@ -0,0 +1,36 @@
+# This file is part of Desktop App Toolkit,
+# a set of libraries for developing nice desktop applications.
+#
+# For license and copyright information please follow this link:
+# https://github.com/desktop-app/legal/blob/master/LEGAL
+
+add_library(external_xxhash INTERFACE IMPORTED GLOBAL)
+add_library(desktop-app::external_xxhash ALIAS external_xxhash)
+
+if (DESKTOP_APP_USE_PACKAGED)
+    find_package(xxHash QUIET)
+    if (xxHash_FOUND)
+        target_link_libraries(external_xxhash INTERFACE xxHash::xxhash)
+        return()
+    endif()
+
+    find_package(PkgConfig)
+    if (PkgConfig_FOUND)
+        pkg_check_modules(DESKTOP_APP_XXHASH IMPORTED_TARGET libxxhash)
+    endif()
+
+    if (DESKTOP_APP_XXHASH_FOUND)
+        target_link_libraries(external_xxhash INTERFACE PkgConfig::DESKTOP_APP_XXHASH)
+        return()
+    endif()
+endif()
+
+target_include_directories(external_xxhash SYSTEM
+INTERFACE
+    ${third_party_loc}/xxHash
+)
+
+target_compile_definitions(external_xxhash
+INTERFACE
+    XXH_INLINE_ALL
+)