cleanup CMakeLists.txt, time for basic CI testing

Signed-off-by: Stephen L Arnold <[email protected]>

CMakeLists.txt

@@ -1,31 +1,12 @@
 cmake_minimum_required(VERSION 3.4...3.18)
 
-set(CMAKE_VERBOSE_MAKEFILE ON)
-
 project(re2 LANGUAGES CXX C)
 include(GNUInstallDirs)
 
-message("re2 CMAKE_CXX_STANDARD=${CMAKE_CXX_STANDARD}")
-
 find_package(re2 CONFIG REQUIRED NAMES re2)
 
 get_target_property(include_dirs re2::re2 INTERFACE_INCLUDE_DIRECTORIES)
 message("re2_include_dirs=${include_dirs}")
 
 get_target_property(link_libraries re2::re2 INTERFACE_LINK_LIBRARIES)
 message("re2_extra_objects=${link_libraries}")
-
-
-message(STATUS "<<< re2 Build configuration >>>
-Build type      ${CMAKE_BUILD_TYPE}
-Install path    ${CMAKE_INSTALL_PREFIX}
-Compiler flags:
-C               ${CMAKE_C_FLAGS}
-C++             ${CMAKE_CXX_FLAGS}
-Linker flags:
-Executable      ${CMAKE_EXE_LINKER_FLAGS}
-Module          ${CMAKE_MODULE_LINKER_FLAGS}
-Shared          ${CMAKE_SHARED_LINKER_FLAGS}
-
-ToolchainFile:
-    ${CMAKE_TOOLCHAIN_FILE}\n")