Make abicheck.sh output TAP

So that we can run it under the TAP harness like the rest of the
conformance test suite.

.gitignore

@@ -23,13 +23,16 @@ stamp-marshal
 /clutter/gcov-report.txt
 /clutter/clutter-json.h
 /clutter/cex100/clutter-cex100.h
+/clutter/*.log
+/clutter/*.trs
 /clutter-lcov.info
 /clutter-lcov
-/build/autotools/*.m4
-/build/test-driver
 !/build/autotools/introspection.m4
 !/build/autotools/as-linguas.m4
 !/build/autotools/as-compiler-flag.m4
+!/build/autotools/glibtests.m4
+/build/autotools/*.m4
+/build/test-driver
 *.gir
 *.typelib
 *.gcda

clutter/Makefile.am

@@ -1054,6 +1054,7 @@ clutter_all_c_sources = \
 	$(built_source_c)
 
 TESTS_ENVIRONMENT = srcdir="$(srcdir)" CLUTTER_BACKENDS="$(CLUTTER_BACKENDS)"
+LOG_DRIVER = env AM_TAP_AWK='$(AWK)' $(SHELL) $(top_srcdir)/build/autotools/tap-driver.sh
 if OS_LINUX
 TESTS = abicheck.sh
 endif

clutter/abicheck.sh

@@ -24,7 +24,23 @@ if [ $has_wayland_backend = "yes" ]; then
         cppargs="$cppargs -DCLUTTER_WINDOWING_WAYLAND"
 fi
 
+echo "1..1"
+echo "# Start of abicheck"
+
 cpp -P ${cppargs} ${srcdir:-.}/clutter.symbols | sed -e '/^$/d' -e 's/ G_GNUC.*$//' -e 's/ PRIVATE//' -e 's/ DATA//' | sort > expected-abi
 
 nm -D -g --defined-only .libs/libclutter-1.0.so | cut -d ' ' -f 3 | egrep -v '^(__bss_start|_edata|_end)' | sort > actual-abi
-diff -u expected-abi actual-abi && rm -f expected-abi actual-abi
+
+diff -u expected-abi actual-abi > diff-abi
+
+if [ $? = 0 ]; then
+        echo "ok 1 expected abi"
+        rm -f diff-abi
+else
+        echo "not ok 1 expected abi"
+        echo "# difference in diff-abi"
+fi
+
+rm -f actual-abi expected-abi
+
+echo "# End of abicheck"