collect NETCDF linking stuff separately so it can be used by other ma…

…ke systems

Makefile.rules

@@ -62,19 +62,21 @@ SYSLIBS += -L${FOX_LIBDIR} ${FOX_LIBS}
 INCLUDES += -I${QUIP_ROOT}/src/libAtoms -I${FOX_INCDIR}
 
 ifeq (${HAVE_NETCDF},1)
-  SYSLIBS += $(addprefix -L,${NETCDF_LIBDIR})
+  NETCDF_SYSLIBS = $(addprefix -L,${NETCDF_LIBDIR})
   INCLUDES += $(addprefix -I,${NETCDF_INCDIR})
   ifeq (${NETCDF4}, 1)
     DEFINES += -DHAVE_NETCDF -DNETCDF4
-    SYSLIBS +=  ${NETCDF4_LIBS}
+    NETCDF_SYSLIBS +=  ${NETCDF4_LIBS}
     ifeq (${NETCDF4_CURL}, 1)
-      SYSLIBS +=  ${NETCDF4_CURL_LIBS}
+      NETCDF_SYSLIBS +=  ${NETCDF4_CURL_LIBS}
     endif
   else
     DEFINES  += -DHAVE_NETCDF
-    SYSLIBS +=  ${NETCDF_LIBS}
+    NETCDF_SYSLIBS +=  ${NETCDF_LIBS}
   endif
+  SYSLIBS += ${NETCDF_SYSLIBS}
 endif
+
 ifeq (${HAVE_MDCORE},1)
   SYSLIBS += -L${MDCORE_LIBDIR} ${MDCORE_LIBS}
   INCLUDES += -I${MDCORE_INCDIR}