Added coverage testing to configure

.gitignore

@@ -7,6 +7,7 @@ makefile
 *.gcno
 *.gcda
 *.gcov
+report/
 checks/*.f90
 checks/stats.txt
 ### Vim ###

configure

@@ -572,6 +572,26 @@ EOF
 
 fi
 
+if $COVERAGE ; then
+    findprog gcov GCOV gcov gcov-7 gcov-6 gcov-5 gcov-34 || exit 1
+    if ! findlib gcov LGCOV ; then
+      echo "can't perform coverage tests without libgcov. Please specify using \$LFLAGS" 1>&3
+      exit 1
+    fi
+
+    if ! findprog lcov LCOV lcov ; then
+      echo "graphical coverage report won't be supported" 1>&3
+      HAVE_LCOV=false
+    else
+      if ! findprog genhtml GENHTML genhtml ; then
+        echo "graphical coverage report won't be supported" 1>&3
+        HAVE_LCOV=false
+      else
+        HAVE_LCOV=true
+      fi
+    fi
+fi
+
 echo "creating makefile" 1>&3
 
 
@@ -585,6 +605,9 @@ CXX=$CONF_CXX
 LD=$CONF_LD
 MPREP=$CONF_MPREP
 MATH=$CONF_MATH
+GCOV=$CONF_GCOV
+LCOV=$CONF_LCOV
+GENHTML=$CONF_GENHTML
 
 FFLAGS=$CONF_FFLAGS
 CFLAGS=$CONF_CFLAGS
@@ -717,15 +740,52 @@ cat  >> makefile <<EOF
 
 check: test
 		./$<
+EOF
+
+
+if $COVERAGE ; then
+  cat  >> makefile <<EOF
+report/report.txt: test
+		mkdir -p report
+		./test -verb 1000 > /dev/null
+		echo "Report generated on \`date\` by `whoami`." > \$@
+EOF
+
+  for i in gpl_module ieps maths_functions mpl_module shuffle utils test
+  do
+    echo -e "\t\t\$(GCOV) build/$i.gcno >> \$@" >> makefile
+    echo -e "\t\tmv $i.f90.gcov report/" >> makefile
+  done
+
+  $HAVE_LCOV && cat >> makefile <<EOF
+report/coverage.info: report/report.txt
+		\$(LCOV) --capture --directory build/ --output-file \$@
+report/lcov.report: report/coverage.info
+		\$(LCOV) --list \$< > \$@
+		cat \$@
+report/index.html: report/coverage.info
+		\$(GENHTML) \$< --output-directory report
+EOF
+#cat \$@ | perl -nle "print \\\$\$1 if /Total:\\|(\\d+\\.?\\d+\\%)/"
+  echo -n "coverage: report/report.txt" >> makefile
+  $HAVE_LCOV && echo -n " report/coverage.info report/lcov.report report/index.html" >> makefile
+  echo >> makefile
+
 
+
+fi
+
+cat  >> makefile <<EOF
 clean:
 		@rm -f build/*.gcda build/*.gcno build/*.gcov
+		@rm -rf report/
 		@rm -f build/*.o build/*.mod build/*.c build/mcc.internals*
-		@rm -f test geval libhandyg.a handyg
+		@rm -f test geval libhandyg.a handyG handyg.mod
 		@rm -f checks/test-chen.f90 checks/test-muone.f90 checks/test-muoneNP.f90
 
 distclean:
 		@rm -f build/*.gcda build/*.gcno build/*.gcov
+		@rm -rf report/
 		@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