generate and install pkg-config file

src/CMakeLists.txt

@@ -367,10 +367,14 @@ if(MSVC)
 endif()
 ENDIF(WITH_WPCAP)
 
+configure_file(
+    ${CMAKE_CURRENT_LIST_DIR}/libiec61850.pc.in
+    ${CMAKE_CURRENT_BINARY_DIR}/libiec61850.pc @ONLY
+)
+install(FILES libiec61850.pc DESTINATION "${CMAKE_INSTALL_PREFIX}/share/pkgconfig")
 
 install (TARGETS iec61850 iec61850-shared
 	RUNTIME DESTINATION bin COMPONENT Applications
 	ARCHIVE DESTINATION lib COMPONENT Libraries
     LIBRARY DESTINATION lib COMPONENT Libraries
 )
-

src/libiec61850.pc.in

@@ -0,0 +1,13 @@
+prefix=@CMAKE_INSTALL_PREFIX@
+exec_prefix=@CMAKE_INSTALL_PREFIX@/bin
+libdir=@CMAKE_INSTALL_PREFIX@/lib
+sharedlibdir=@CMAKE_INSTALL_PREFIX@/lib
+includedir=@CMAKE_INSTALL_PREFIX@/include
+
+Name: @PROJECT_NAME@
+Description: @CPACK_PACKAGE_DESCRIPTION@
+Version: @LIB_VERSION_MAJOR@.@LIB_VERSION_MINOR@.@LIB_VERSION_PATCH@
+
+Requires:
+Libs: -L${libdir} -L${sharedlibdir} -liec61850
+Cflags: -I${includedir}