Update CMake config

to version https://github.com/cppformat/cppformat/commit/7ee287d3d9e340737f3ad66292e7bc60a53b3053

test/CMakeLists.txt

@@ -2,6 +2,14 @@ set(FMT_GMOCK_DIR ../gmock)
 
 include_directories(.. ${FMT_GMOCK_DIR})
 
+# Links target with cppformat and any libraries passed as extra arguments.
+function (target_link_cppformat target)
+  target_link_libraries(${target} cppformat ${ARGN})
+  if (BUILD_SHARED_LIBS)
+    set_target_properties(${target} PROPERTIES COMPILE_FLAGS -DFMT_SHARED)
+  endif ()
+endfunction ()
+
 # We compile Google Test ourselves instead of using pre-compiled libraries.
 # See the Google Test FAQ "Why is it not recommended to install a
 # pre-compiled copy of Google Test (for example, into /usr/local)?"
@@ -10,6 +18,7 @@ include_directories(.. ${FMT_GMOCK_DIR})
 add_library(gmock STATIC
   ${FMT_GMOCK_DIR}/gmock-gtest-all.cc ${FMT_GMOCK_DIR}/gmock/gmock.h
   ${FMT_GMOCK_DIR}/gtest/gtest.h ${FMT_GMOCK_DIR}/gtest/gtest-spi.h)
+target_include_directories(gmock INTERFACE ${FMT_GMOCK_DIR})
 find_package(Threads)
 if (Threads_FOUND)
   target_link_libraries(gmock ${CMAKE_THREAD_LIBS_INIT})
@@ -28,7 +37,7 @@ check_cxx_source_compiles("
 check_cxx_source_compiles("
   #include <initializer_list>
   int main() {}" FMT_INITIALIZER_LIST)
-  
+
 if (NOT FMT_VARIADIC_TEMPLATES OR NOT FMT_INITIALIZER_LIST)
   add_definitions(-DGTEST_LANG_CXX11=0)
 endif ()
@@ -45,7 +54,7 @@ endif ()
 
 set(TEST_MAIN_SRC test-main.cc gtest-extra.cc gtest-extra.h util.cc)
 add_library(test-main STATIC ${TEST_MAIN_SRC})
-target_link_libraries(test-main cppformat gmock)
+target_link_cppformat(test-main gmock)
 
 # Adds a test.
 # Usage: add_fmt_test(name [CUSTOM_LINK] srcs...)
@@ -54,7 +63,7 @@ function(add_fmt_test name)
   add_executable(${name} ${name}.cc ${add_fmt_test_UNPARSED_ARGUMENTS})
   target_link_libraries(${name} test-main)
   if (NOT add_fmt_test_CUSTOM_LINK)
-    target_link_libraries(${name} cppformat)
+    target_link_cppformat(${name})
   endif ()
   add_test(NAME ${name} COMMAND ${name})
 endfunction()