CMakeLists.txt: generate a pkgconf pc file

CMakeLists.txt

@@ -453,3 +453,26 @@ install(EXPORT FMSExports
   NAMESPACE FMS::
   FILE fms-targets.cmake
   DESTINATION ${CONFIG_INSTALL_DESTINATION})
+
+# pkgconf
+set(prefix ${CMAKE_INSTALL_PREFIX})
+set(exec_prefix ${CMAKE_INSTALL_PREFIX})
+set(libdir ${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR})
+set(includedir ${CMAKE_INSTALL_PREFIX}/${includeDir})
+
+set(CC ${CMAKE_C_COMPILER})
+set(FC ${CMAKE_Fortran_COMPILER})
+set(CFLAGS "${CMAKE_C_FLAGS} ${CMAKE_C_FLAGS_${CMAKE_BUILD_TYPE}}")
+set(CPPFLAGS "${CMAKE_CPP_FLAGS} ${CMAKE_CPP_FLAGS_${CMAKE_BUILD_TYPE}}")
+set(FCFLAGS "${CMAKE_Fortran_FLAGS} ${CMAKE_Fortran_FLAGS_${CMAKE_BUILD_TYPE}}")
+set(LDFLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${CMAKE_SHARED_LINKER_FLAGS_${CMAKE_BUILD_TYPE}}")
+
+set(VERSION ${PROJECT_VERSION})
+#set(LIBS ?)
+
+configure_file(${CMAKE_CURRENT_SOURCE_DIR}/FMS.pc.in
+               ${CMAKE_CURRENT_BINARY_DIR}/FMS.pc @ONLY)
+
+install(FILES ${CMAKE_CURRENT_BINARY_DIR}/FMS.pc
+              DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig
+              COMPONENT utilities)