build: use intermediate lcov coverage file

Otherwise the 'lcov -q --remove' run fails with the following error:
lcov: ERROR: cannot write to coverage.info!

Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>

diff --git a/Makefile b/Makefile
index 7d8ae4bb22026c116de68200d5270a82e3f36b02..87a986965742280bbda3949d34a87e354a96f798 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -177,7 +177,7 @@ clean::
        $(RM) $(CLEANSUFFIXES)
        $(RM) $(CLEANSUFFIXES:%=tools/%)
        $(RM) -r coverage-html
-       $(RM) -rf coverage.info lcov
+       $(RM) -rf coverage.info coverage.info.in lcov
 
 distclean::
        $(RM) $(DISTCLEANSUFFIXES)

diff --git a/tests/Makefile b/tests/Makefile
index db2bc61e763e87916d70a589c40cc9ab11f84f24..6e5dfa6e1b4b0e9792b3c372f0196b01798dcf44 100644 (file)
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -217,8 +217,9 @@ fate-list:
 coverage.info: TAG = LCOV
 coverage.info:
        $(M)lcov -q -d $(CURDIR) -b $(patsubst src%,./,$(SRC_LINK)) --capture | \
-           sed "s,$(CURDIR)/\./,$(CURDIR)/," > $@
-       $(M)lcov -q --remove $@ "/usr*" -o $@
+           sed "s,$(CURDIR)/\./,$(CURDIR)/," > $@.in
+       $(M)lcov -q --remove $@.in "/usr*" > $@
+       $(Q)$(RM) $@.in
 
 lcov:  TAG = GENHTML
 lcov: coverage.info