Added coverage to configure

.gitignore

@@ -2,6 +2,11 @@
 !/**/
 !*.*
 makefile
+# gcc coverage testing tool files
+
+*.gcno
+*.gcda
+*.gcov
 checks/*.f90
 checks/stats.txt
 ### Vim ###

configure

@@ -95,6 +95,7 @@ fi
 allargs="$@"
 NATIVE=false
 DEBUG=false
+COVERAGE=false
 for arg in "$@" ; do
     case "$arg" in
         --debug)
@@ -115,6 +116,8 @@ for arg in "$@" ; do
             CONF_BITS="-m32" ;;
         --64)
             CONF_BITS="-m64" ;;
+        --coverage)
+            COVERAGE=true ;;
         --help )
             printhelp ;;
         -*)
@@ -133,6 +136,10 @@ test=test$$
 trap "rm -fr $test* =." 0 1 2 3 15
 
 
+if $COVERAGE ; then
+  $DEBUG || echo "Warning: --coverage implies --debug!" 1>&3
+  DEBUG=true
+fi
 ## look for some programs
 
 findprog() {
@@ -214,6 +221,10 @@ case "$1,$2,$3" in
             eval addflag FFLAGS -DRELEASE
             $NATIVE && eval addflag FFLAGS -march=native -mtune=native
         fi
+        if $COVERAGE ; then
+            echo "Coverage analytics is currently only supported for gcc"
+            exit 1
+        fi
     ;;
     GNU,Fortran,*)
         gnuflags
@@ -229,6 +240,10 @@ case "$1,$2,$3" in
             eval addflag FFLAGS -DRELEASE -O3
             $NATIVE && eval addflag FFLAGS -march=native -mtune=native
         fi
+        if $COVERAGE ; then
+            eval addflag FFLAGS --coverage
+            eval addflag LFLAGS -lgcov
+        fi
     ;;
     ifort*)
         eval addflag FFLAGS -autodouble
@@ -251,6 +266,10 @@ case "$1,$2,$3" in
             echo "Option --with-mcc is incompatible with ifort, disabling" 1>&3
             HAVE_MCC=false
         fi
+        if $COVERAGE ; then
+            echo "Coverage analytics is currently only supported for gcc"
+            exit 1
+        fi
     ;;
     *)
         echo "Unknown compiler" 1>&3
@@ -700,11 +719,13 @@ check: test
 		./$<
 
 clean:
+		@rm -f build/*.gcda build/*.gcno build/*.gcov
 		@rm -f build/*.o build/*.mod build/*.c build/mcc.internals*
 		@rm -f test geval libhandyg.a handyg
 		@rm -f checks/test-chen.f90 checks/test-muone.f90 checks/test-muoneNP.f90
 
 distclean:
+		@rm -f build/*.gcda build/*.gcno build/*.gcov
 		@rm -f build/*.o build/*.mod build/*.c build/mcc.internals*
 		@rm -f test geval libhandyg.a handyg
 		@rm -f checks/test-chen.f90 checks/test-muone.f90 checks/test-muoneNP.f90