CDRIVER-727 actually enable coverage in libbson

Author: ajdavis

build/autotools/Coverage.m4

@@ -0,0 +1,10 @@
+COVERAGE_CFLAGS=""
+COVERAGE_LDFLAGS=""
+
+if test "$enable_coverage" = "yes"; then
+    COVERAGE_CFLAGS="--coverage -g"
+    COVERAGE_LDFLAGS="-lgcov"
+fi
+
+AC_SUBST(COVERAGE_CFLAGS)
+AC_SUBST(COVERAGE_LDFLAGS)

configure.ac

@@ -41,6 +41,7 @@ m4_include([build/autotools/CheckAtomics.m4])
 m4_include([build/autotools/AutoHarden.m4])
 m4_include([build/autotools/MaintainerFlags.m4])
 m4_include([build/autotools/Optimizations.m4])
+m4_include([build/autotools/Coverage.m4])
 m4_include([build/autotools/LDVersionScript.m4])
 
 # We would put AM_INIT_AUTOMAKE into SetupAutomake.m4, but seems to cause autoconf errors.

src/Makefile.am

@@ -7,6 +7,7 @@ libbson_1_0_la_LIBADD = \
 	-lm
 libbson_1_0_la_LDFLAGS = \
 	$(OPTIMIZE_LDFLAGS) \
+	$(COVERAGE_LDFLAGS) \
 	$(BSON_LT_LDFLAGS) \
 	-no-undefined \
 	-rpath $(libdir)

src/bson/Makefile.am

@@ -61,6 +61,7 @@ endif
 libbson_la_CFLAGS = \
 	$(MAINTAINER_CFLAGS) \
 	$(OPTIMIZE_CFLAGS) \
+	$(COVERAGE_CFLAGS) \
 	$(PTHREAD_CFLAGS)
 
 libbson_la_SOURCES = \

tests/Makefile.am

@@ -28,9 +28,12 @@ test_libbson_CPPFLAGS = \
 	-I$(top_srcdir)/src/bson \
 	-I$(top_builddir)/src/bson \
 	$(PTHREAD_CFLAGS) \
+	$(COVERAGE_CFLAGS) \
 	-DBSON_COMPILATION \
 	-DBINARY_DIR="\"$(top_srcdir)/tests/binary\""
 
+test_libbson_LDFLAGS = $(COVERAGE_LDFLAGS)
+
 test_libbson_LDADD = \
 	$(PTHREAD_LIBS) \
 	libbson-1.0.la \