From a862c7d3368241e72a465ab944afa38ea62a6640 Mon Sep 17 00:00:00 2001
From: Reinhard Tartler <siretart@tauware.de>
Date: Sat, 23 Mar 2013 08:17:24 +0100
Subject: Integrate lcov/gcov into Libav

The gcov/lcov are a common toolchain for visualizing code coverage with
the GNU/Toolchain. The documentation and implementation of this
integration was heavily inspired from the blog entry by Mike Melanson:
http://multimedia.cx/eggs/using-lcov-with-ffmpeg/
---
 tests/Makefile | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

(limited to 'tests/Makefile')

diff --git a/tests/Makefile b/tests/Makefile
index 67ce45e862..d60ee5a26e 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -123,6 +123,19 @@ $(FATE): $(FATE_UTILS:%=tests/%$(HOSTEXESUF))
 fate-list:
 	@printf '%s\n' $(sort $(FATE))
 
+coverage.info: TAG = LCOV
+coverage.info:
+	$(M)lcov -d $(CURDIR) -b $(SRC_PATH) --capture -o $@
+
+lcov:  TAG = GENHTML
+lcov: coverage.info
+	$(M)genhtml -o $(CURDIR)/lcov $<
+
+lcov-reset: TAG = LCOV
+lcov-reset:
+	$(M)lcov -d $(CURDIR) --zerocounters
+	$(Q)$(RM) -f coverage.info
+
 clean:: testclean
 
 testclean:
@@ -132,4 +145,5 @@ testclean:
 
 -include $(wildcard tests/*.d)
 
-.PHONY: fate*
+.PHONY: fate* lcov lcov-reset
+.INTERMEDIATE: coverage.info
-- 
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