Merge pull request #1 from hyperair/master

Add .pc file and use GNUInstallDirs for CMAKE_INSTALL_*DIR variables

CMakeLists.txt

@@ -2,6 +2,7 @@ cmake_minimum_required(VERSION 2.6 FATAL_ERROR)
 cmake_policy(VERSION 2.6)
 
 project(tinyxml2)
+include(GNUInstallDirs)
 #enable_testing()
 
 #CMAKE_BUILD_TOOL
@@ -60,7 +61,7 @@ add_dependencies(test tinyxml2)
 add_dependencies(test ${TARGET_DATA_COPY})
 target_link_libraries(test tinyxml2)
 
-SET(CMAKE_INSTALL_LIBDIR lib CACHE PATH "")
+
 IF(BUILD_STATIC_LIBS)
 	INSTALL(TARGETS tinyxml2 tinyxml2static
 		LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
@@ -69,6 +70,16 @@ ELSE(BUILD_STATIC_LIBS)
 	INSTALL(TARGETS tinyxml2
 		LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR})
 ENDIF(BUILD_STATIC_LIBS)
-INSTALL(FILES tinyxml2.h DESTINATION include)
+INSTALL(FILES tinyxml2.h DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
+
+foreach(p LIB INCLUDE)
+  set(var CMAKE_INSTALL_${p}DIR)
+  if(NOT IS_ABSOLUTE "${${var}}")
+    set(${var} "${CMAKE_INSTALL_PREFIX}/${${var}}")
+  endif()
+endforeach()
+
+configure_file(tinyxml2.pc.in tinyxml2.pc @ONLY)
+install(FILES tinyxml2.pc DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig)
 
 #add_test(test ${SAMPLE_NAME} COMMAND $<TARGET_FILE:${SAMPLE_NAME}>)

tinyxml2.pc.in

@@ -0,0 +1,10 @@
+prefix=@CMAKE_INSTALL_PREFIX@
+exec_prefix=${prefix}
+libdir=@CMAKE_INSTALL_LIBDIR@
+includedir=@CMAKE_INSTALL_INCLUDEDIR@
+
+Name: TinyXML2
+Description: simple, small, C++ XML parser
+Version: @GENERIC_LIB_VERSION@
+Libs: -L${libdir} -ltinyxml2
+Cflags: -I${includedir}