Travis: attempt gcov build

.travis.yml

@@ -13,13 +13,28 @@ before_install:
 
 install:
     - cd ci-build
-    - ../configure --enable-maintainer-mode
+    - if [ -n "$COVERAGE" ]; then pip install --user cpp-coveralls; fi
+    - ../configure --enable-maintainer-mode $COVERAGE
     - make -j3
 
 script:
     - if [ x${COVERITY_SCAN_BRANCH} != x1 ]; then make check; fi
 
 compiler: clang
+after_script:
+    - if [ -n "$COVERAGE" ]; then coveralls --gcov-options; fi
+
+matrix:
+    # Add a gcov build
+    include:
+        - compiler: gcc
+          env: COVERAGE="--enable-gcov"
+          os: linux
+    # The gcov build is not working quite yet
+    allow_failures:
+        compiler: gcc
+        env: COVERAGE="--enable-gcov"
+        os: linux
 
 notifications:
     email:

Makefile.am

@@ -64,3 +64,9 @@ EXTRA_DIST = \
 
 print-distdir:
 	@echo $(distdir)
+
+clean-local-gcov:
+	find . '(' -name '*.gcno' -o -name '*.gcda' -o -name '*.gcov' ')' -a -print|xargs rm -f
+
+.PHONY: clean-local-gcov
+

cf/Makefile.am.common

@@ -293,3 +293,7 @@ distdir-in-tree: $(DISTFILES) $(INFO_DEPS)
 heim_verbose = $(heim_verbose_$(V))
 heim_verbose_ = $(heim_verbose_$(AM_DEFAULT_VERBOSITY))
 heim_verbose_0 = @echo "  GEN    "$@;
+
+if ENABLE_GCOV
+AM_CFLAGS += --coverage --no-inline
+endif

configure.ac

@@ -72,6 +72,12 @@ AC_C___ATTRIBUTE__
 AM_CONDITIONAL(ENABLE_SHARED, test "$enable_shared" = "yes")
 rk_VERSIONSCRIPT
 
+dnl Code coverage
+AC_ARG_ENABLE([gcov],
+        AC_HELP_STRING([--enable-gcov], [enable gcov code coverage tool]))
+AM_CONDITIONAL([ENABLE_GCOV], [test "x$enable_gcov" = xyes])
+
+
 dnl
 dnl Helper bits for cross compiling
 dnl