Bug fix in procedure get_1_outerm.

GNUmakefile

@@ -48,6 +48,15 @@ endif
 
 SHELL = bash
 LINK.o = $(FC) $(LDFLAGS) $(TARGET_ARCH)
+
+%.o: %.f
+	@echo "Building $@..."
+	@$(COMPILE.f) $(OUTPUT_OPTION) $<
+
+%: %.o
+	@echo "Linking $@..."
+	@$(LINK.o) $^ $(LOADLIBES) $(LDLIBS) -o $@
+
 .DELETE_ON_ERROR:
 .PHONY: all clean clobber depend
 all: ${execut} log
@@ -77,7 +86,7 @@ clobber: clean
 log:
 	hostname >$@
 	${FC} ${version_flag} >>$@ 2>&1
-	echo -e "\nFC = ${FC}\n\nCPPFLAGS = ${CPPFLAGS}\n\nFFLAGS = ${FFLAGS}\n\nLDLIBS = ${LDLIBS}\n\nLDFLAGS = ${LDFLAGS}" >>$@
+	@echo -e "\nFC = ${FC}\n\nCPPFLAGS = ${CPPFLAGS}\n\nFFLAGS = ${FFLAGS}\n\nLDLIBS = ${LDLIBS}\n\nLDFLAGS = ${LDFLAGS}" >>$@
 
 ifneq ($(MAKECMDGOALS), clobber)
 include ${makefile_dir}/depend.mk

get_1_outerm.f

@@ -63,7 +63,7 @@ contains
     if (get_1_outerm%n_points == 0) then
        ! null ssh contour
        get_1_outerm%ssh = missing_ssh
-       get_1_outerm%area = 0.
+       get_1_outerm%area = - 1.
     else
        level_good = innermost_level
        mask = ssh /= huge(0.)