Merge pull request #306 from robUx4/1x-shared

[1.x] add option summary

CMakeLists.txt

@@ -2,9 +2,29 @@ cmake_minimum_required(VERSION 3.1.2)
 
 project(ebml VERSION 1.4.5)
 
+include(CMakeDependentOption)
+
+include( FeatureSummary )
+function(feature_info_on_off)
+  set(option_name ${ARGV0})
+  if(${option_name})
+    add_feature_info(${option_name} ${option_name} ${ARGV1})
+  else()
+    add_feature_info(${option_name} $<NOT:${option_name}> ${ARGV2})
+  endif()
+endfunction(feature_info_on_off)
+
+cmake_dependent_option(BUILD_SHARED_LIBS "Build libebml as a shared library (except Windows)" OFF "NOT WIN32" OFF)
+feature_info_on_off(BUILD_SHARED_LIBS "will build as a dynamic library" "will build as a static library")
+
 option(DISABLE_PKGCONFIG "Disable PkgConfig module generation" OFF)
+feature_info_on_off(DISABLE_PKGCONFIG "won't generate pkgconfig config file" "will generate pkgconfig config file")
+
 option(DISABLE_CMAKE_CONFIG "Disable CMake package config module generation" OFF)
+feature_info_on_off(DISABLE_CMAKE_CONFIG "won't generate CMake config file" "will generate CMake config file")
+
 option(ENABLE_WIN32_IO "Build the Windows I/O helper class" OFF)
+feature_info_on_off(ENABLE_WIN32_IO "will build Windows I/O code" "will not build Windows I/O code")
 
 include(GNUInstallDirs)
 
@@ -153,3 +173,7 @@ if(NOT DISABLE_CMAKE_CONFIG)
     ${CMAKE_CURRENT_BINARY_DIR}/EBMLConfigVersion.cmake
       DESTINATION ${CMAKE_INSTALL_PACKAGEDIR})
 endif()
+
+feature_summary(DESCRIPTION "libebml options:" WHAT ENABLED_FEATURES)
+feature_summary(DESCRIPTION "libebml disabled options:" WHAT DISABLED_FEATURES)
+# feature_summary(DESCRIPTION "libebml packages used:" WHAT PACKAGES_FOUND)