do the coverage test in a separate directory.

This way the recompilation with the option --coverage is made sure.

source/f90/gcov-analysis/.gitignore

+eelsou
+bosou

source/f90/gcov-analysis/Makefile

+.SUFFIXES: .f90 .F90 .o
+
+# fortran compiler
+FC = gfortran 
+
+# fortran compiler options
+FFLAGS = -g -gdwarf-2 -fbounds-check -fcheck=all --coverage
+# gfortran version 4.8 does not know -fdiagnostics-color
+# safeguard for major version >= 5
+GFORTAN_VERSION_GT_5 := $(shell echo `gcc -dumpversion | cut -f1 -d. ` \>= 5 | bc)
+ifeq "$(GFORTAN_VERSION_GT_5)" "1"
+	FFLAGS += -fdiagnostics-color=auto
+endif
+
+# implicit rules for compiling fortran files
+%.o:       ../%.f90 ; $(FC) $(FFLAGS) -c $< 
+%_mod.mod: ../%.f90 ; $(FC) $(FFLAGS) -c $<
+
+all: boson eels eels-boson
+
+bosonmods = sicot_mod.mod sintr_mod.mod rcffi_mod.mod
+doboson.o: ../doboson.f90 $(bosonmods)
+
+sicot_mod.mod: sintr_mod.mod
+
+bosonsubs = doboson.o respon.o sicot.o sintr.o rcffi.o o1.o o2.o
+boson: ../boson.f90 change_working_dir.o $(bosonsubs) $(bosonmods)
+	$(FC) $(FFLAGS) -o bosonf90 ../boson.f90 change_working_dir.o $(bosonsubs) 
+
+eelsmods = quanc8_mod.mod queels_mod.mod seteps_mod.mod
+doeels.o: ../doeels.f90 $(eelsmods)
+
+queels_mod.mod: quanc8_mod.mod fint1_mod.mod fint2_mod.mod fint3_mod.mod
+quanc8_mod.mod: fun_mod.mod
+fint1_mod.mod: surlos_mod.mod
+fint2_mod.mod: surlos_mod.mod
+fint3_mod.mod: surlos_mod.mod
+
+eelssubs = doeels.o usurlo.o quanc8.o fun.o queels.o fint1.o fint2.o fint3.o surlos.o seteps.o phint.o qrat.o
+eels: ../eels.f90 change_working_dir.o $(eelssubs) $(eelsmods)
+	$(FC) $(FFLAGS) -o eelsf90 ../eels.f90 change_working_dir.o $(eelssubs)
+
+eels-boson: ../eels-boson.f90 change_working_dir.o $(eelssubs) $(eelsmods) $(bosonsubs) $(bosonmods)
+	$(FC) $(FFLAGS) -o eels-boson ../eels-boson.f90 change_working_dir.o $(eelssubs) $(bosonsubs)
+
+coverage: boson eels eels-boson
+	./eelsf90
+	./bosonf90
+	./eels-boson
+	
+	gcov change_working_dir
+
+	gcov bosonf90-boson
+	gcov doboson
+	gcov sicot
+	gcov sintr
+	gcov rcffi
+	gcov respon
+
+	gcov eelsf90-eels
+	gcov doeels
+	gcov fint1
+	gcov fint2
+	gcov fint3
+	gcov fun
+	gcov o1
+	gcov o2
+	gcov phint
+	gcov qrat
+	gcov quanc8
+	gcov queels
+	gcov seteps
+	gcov surlos
+	gcov usurlo
+
+	gcov eels-boson-eels-boson
+
+clean:
+	rm -f *.o
+	rm -rf *.dSYM
+	rm -f *.mod
+	rm -f *.so
+	rm -f *.gcno
+	rm -f *.gcda
+	rm -f *.gcov
+	rm -f eelsou bosou
+	rm -f bosonf90   bosonf90.exe
+	rm -f eelsf90    eelsf90.exe
+	rm -f eels-boson eels-boson.exe
+
+.PHONY: all clean coverage
+

source/f90/gcov-analysis/bosin

+ 300.0      t
+  25.0      width
+   0.5      gauss
+   0.3      asym
+-500.0      emin
+1200.0      emax

source/f90/gcov-analysis/eelsin

+   4.0      E0                                                          ABTI0002
+  60.0      THETA                                                       ABTI0003
+   1.8      PHIA                                                        ABTI0004
+   1.8      PHIB                                                        ABTI0005
+  50.0      WMIN                                                        ABTI0006
+ 700.0      WMAX                                                        ABTI0007
+   2.0      DW                                                          ABTI0008
+WFW: MnO layer on metal
+                                                                        ABTI0010
+    2    1                                          No-layers  NPER No-periodic
+MnO            994.00D+00                           LAYER 1  name thickness
+    4.95      1                                              epsinf No-Osc.
+   269.0          16.000        5.00000E-02                  wto, Q, lambda
+Platinum      1000.00D+00                           LAYER 2             ABTI0012
+    8.90      1                                                         ABTI0013
+160000.0          -1            12.0000E-02                             ABTI0014