initial commit

cmake/libraries/fmt.cmake

@@ -0,0 +1,26 @@
+if(PROJECT_ENABLE_FMT)
+  if(PROJECT_BUILD)
+    add_definitions(-DPROJECT_ENABLE_FMT)
+
+    find_package(fmt ${FMT_VERSION} REQUIRED)
+
+    include_directories(BEFORE SYSTEM ${FMT_INCLUDE_DIRS})
+
+    link_libraries(fmt::fmt) 
+  elseif(NOT PROJECT_IS_MINGW OR CMAKE_HOST_WIN32)
+    ExternalProject_Add(fmt_project
+      PREFIX external
+      URL ${PROJECT_3RD_PARTY_DIR}/fmt-${FMT_VERSION}.tar.gz
+      URL_HASH SHA256=${FMT_HASH}
+      LIST_SEPARATOR |
+      CMAKE_ARGS ${PROJECT_EXTERNAL_CMAKE_FLAGS}
+        -DBUILD_SHARED_LIBS=${PROJECT_BUILD_SHARED_LIBS}
+        -DBUILD_STATIC_LIBS=ON
+        -DCMAKE_OSX_ARCHITECTURES=${CMAKE_OSX_ARCHITECTURES}
+        -DFMT_DOC=OFF
+        -DFMT_TEST=OFF
+    )
+
+    list(APPEND PROJECT_DEPENDENCIES fmt_project)
+  endif()
+endif()