From 435bd3b5e91e4e556624ac8b402b551e72ed376d Mon Sep 17 00:00:00 2001
From: Allan LeSage <allanlesage@gmail.com>
Date: Thu, 8 Mar 2012 15:50:50 -0600
Subject: Moved coverage tooling to own Makefile; gcovr now optional.

---
 Makefile.am | 35 +----------------------------------
 m4/gcov.m4  | 23 +++++++++++++----------
 2 files changed, 14 insertions(+), 44 deletions(-)

diff --git a/Makefile.am b/Makefile.am
index e31937a..6d4e4ee 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -33,37 +33,4 @@ dist-hook:
 	fi
 
 
-# Coverage targets
-
-.PHONY: clean-gcda
-clean-gcda:
-	@echo Removing old coverage results
-	-find -name '*.gcda' -print | xargs -r rm
-
-.PHONY: coverage-html generate-coverage-html clean-coverage-html
-coverage-html: clean-gcda
-	-$(MAKE) $(AM_MAKEFLAGS) -k check
-	$(MAKE) $(AM_MAKEFLAGS) generate-coverage-html
-
-generate-coverage-html:
-	@echo Collecting coverage data
-	$(LCOV) --directory $(top_builddir) --capture --output-file coverage.info --no-checksum --compat-libtool
-	LANG=C $(GENHTML) --prefix $(top_builddir) --output-directory coveragereport --title "Code Coverage" --legend --show-details coverage.info
-
-clean-coverage-html: clean-gcda
-	-$(LCOV) --directory $(top_builddir) -z
-	-rm -rf coverage.info coveragereport
-
-.PHONY: coverage-xml generate-coverage-xml clean-coverage-xml
-coverage-xml: clean-gcda
-	-$(MAKE) $(AM_MAKEFLAGS) -k check
-	$(MAKE) $(AM_MAKEFLAGS) generate-coverage-xml
-
-generate-coverage-xml:
-	@echo Generating coverage XML report
-	$(GCOVR) -x -r $(top_builddir) -o $(top_builddir)/coverage.xml
-
-clean-coverage-xml: clean-gcda
-	-rm -rf $(top_builddir)/coverage.xml
-
-clean-local: clean-coverage-html clean-coverage-xml
+include $(top_srcdir)/Makefile.am.coverage
diff --git a/m4/gcov.m4 b/m4/gcov.m4
index 1169573..3163584 100644
--- a/m4/gcov.m4
+++ b/m4/gcov.m4
@@ -5,11 +5,10 @@
 #  * gcovr
 # 
 # Sets ac_cv_check_gcov to yes if tooling is present
-# and reports the executables to the variables LCOV, GCOVR and GENHTML. 
+# and reports the executables to the variables LCOV, GCOVR and GENHTML.
 AC_DEFUN([AC_TDD_GCOV],
-[AC_CACHE_CHECK([whether code coverage tools are available], ac_cv_check_gcov,
 [
-AC_ARG_ENABLE(gcov,
+  AC_ARG_ENABLE(gcov,
   AS_HELP_STRING([--enable-gcov],
 		 [enable coverage testing with gcov]),
   [use_gcov=$enableval], [use_gcov=no])
@@ -34,7 +33,6 @@ AC_ARG_ENABLE(gcov,
   lcov_version_list="1.6 1.7 1.8 1.9"
   AC_CHECK_PROG(LCOV, lcov, lcov)
   AC_CHECK_PROG(GENHTML, genhtml, genhtml)
-  AC_CHECK_PROG(GCOVR, gcovr, gcovr)
 
   if test "$LCOV"; then
     AC_CACHE_CHECK([for lcov version], glib_cv_lcov_version, [
@@ -63,10 +61,8 @@ AC_ARG_ENABLE(gcov,
     AC_MSG_ERROR([Could not find genhtml from the lcov package])
   fi
 
-  if test -z "$GCOVR"; then
-    AC_MSG_ERROR([Could not find gcovr; easy_install (or pip) gcovr])
-  fi
-
+  ac_cv_check_gcov=yes
+  ac_cv_check_lcov=yes
 
   # Remove all optimization flags from CFLAGS
   changequote({,})
@@ -78,6 +74,13 @@ AC_ARG_ENABLE(gcov,
   COVERAGE_CXXFLAGS="-O0 -fprofile-arcs -ftest-coverage"	
   COVERAGE_LDFLAGS="-lgcov"
 
-fi
-])]) # AC_TDD_GCOV
+  # Check availability of gcovr
+  AC_CHECK_PROG(GCOVR, gcovr, gcovr)
+  if test -z "$GCOVR"; then
+    ac_cv_check_gcovr=no
+  else
+    ac_cv_check_gcovr=yes
+  fi
 
+fi
+]) # AC_TDD_GCOV
-- 
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