- tighten up output

- add support for per-test and per-subdir CFLAGS/LDFLAGS
- move common uClibc/glibc code into defines
- add support for diffing output between uClibc/glibc
- add rules for generating libraries (needed by dlopen) ... only supports uClibc atm though

test/Test.mak

@@ -31,36 +31,72 @@ ifeq ($(UCLIBC_ONLY),)
 TARGETS   += $(G_TARGETS)
 endif
 
-all: $(TARGETS)
+test check all: $(TARGETS)
+# dummy rule to prevent the "Nothing to be done for `all'." message
+ifeq ($(Q),@)
+	@true
+endif
 
-$(TARGETS): Makefile $(TESTDIR)Rules.mak $(TESTDIR)Test.mak
+$(TARGETS): Makefile $(TESTDIR)Makefile $(TESTDIR)Rules.mak $(TESTDIR)Test.mak
 $(U_TARGETS): $(patsubst %,%.c,$(U_TARGETS))
 $(G_TARGETS): $(patsubst %_glibc,%.c,$(G_TARGETS))
 
-$(U_TARGETS):
-	-@ echo "----------------------------"
-	-@ echo "Compiling $@ vs uClibc: "
-	-@ echo " "
-	$(CC) $(CFLAGS) -c $@.c -o $@.o
-	$(CC) $(LDFLAGS) $@.o -o $@ $(EXTRA_LIBS)
-	$$WRAPPER_$@ ./$@ $$OPTS_$@ ; \
+define diff_test
+	$(Q)\
+	for x in "$@.out" "$(patsubst %_glibc,%,$@).out" ; do \
+		test -e "$$x.good" && $(do_showdiff) "$@.out" "$$x.good" && exec diff -u "$@.out" "$$x.good" ; \
+	done ; \
+	true
+endef
+define uclibc_glibc_diff_test
+	$(Q)\
+	test -z "$(DODIFF_$(patsubst %_glibc,%,$@))" && exec true ; \
+	uclibc_out="$@.out" ; \
+	glibc_out="$(patsubst %_glibc,%,$@).out" ; \
+	$(do_showdiff) $$uclibc_out $$glibc_out ; \
+	exec diff -u "$$uclibc_out" "$$glibc_out"
+endef
+define exec_test
+	$(Q)\
+	$(WRAPPER) $(WRAPPER_$(patsubst %_glibc,%,$@)) \
+	./$@ $(OPTS) $(OPTS_$(patsubst %_glibc,%,$@)) &> "$@.out" ; \
 		ret=$$? ; \
-		test -z "$$RET_$@" && export RET_$@=0 ; \
-		test $$ret -eq $$RET_$@
-	-@ echo " "
+		expected_ret="$(RET_$(patsubst %_glibc,%,$@))" ; \
+		test -z "$$expected_ret" && export expected_ret=0 ; \
+	if ! test $$ret -eq $$expected_ret ; then \
+		$(RM) $@ ; \
+		cat "$@.out" ; \
+		exec false ; \
+	fi
+	$(SCAT) "$@.out"
+endef
+
+$(U_TARGETS):
+	$(showtest)
+	$(Q)$(CC) $(CFLAGS) $(EXTRA_CFLAGS) $(CFLAGS_$@) -c $@.c -o $@.o
+	$(Q)$(CC) $(LDFLAGS) $@.o -o $@ $(EXTRA_LDFLAGS) $(LDFLAGS_$@)
+ifeq ($(COMPILE_ONLY),)
+	$(exec_test)
+	$(diff_test)
+endif
 
 $(G_TARGETS):
-	-@ echo "----------------------------"
-	-@ echo "Compiling $@ vs glibc: "
-	-@ echo " "
-	$(HOSTCC) $(GLIBC_CFLAGS) -c $(patsubst %_glibc,%,$@).c -o $@.o
-	$(HOSTCC) $(GLIBC_LDFLAGS) $@.o -o $@
-	$(STRIPTOOL) -x -R .note -R .comment $@
-	$$WRAPPER_$(patsubst %_glibc,%,$@) ./$@ $$OPTS_$(patsubst %_glibc,%,$@) ; \
-		ret=$$? ; \
-		test -z "$$RET_$(patsubst %_glibc,%,$@)" && export RET_$(patsubst %_glibc,%,$@)=0 ; \
-		test $$ret -eq $$RET_$(patsubst %_glibc,%,$@)
-	-@ echo " "
+	$(showtest)
+	$(Q)$(HOSTCC) $(HOST_CFLAGS) $(EXTRA_CFLAGS) $(CFLAGS_$(patsubst %_glibc,%,$@)) -c $(patsubst %_glibc,%,$@).c -o $@.o
+	$(Q)$(HOSTCC) $(HOST_LDFLAGS) $@.o -o $@ $(EXTRA_LDFLAGS) $(LDFLAGS_$(patsubst %_glibc,%,$@))
+ifeq ($(COMPILE_ONLY),)
+	$(exec_test)
+	$(diff_test)
+	$(uclibc_glibc_diff_test)
+endif
+
+%.so: %.c
+	$(showlink)
+	$(Q)$(CC) \
+		$(CFLAGS) $(EXTRA_CFLAGS) $(CFLAGS_$(patsubst %_glibc,%,$@)) \
+		-fPIC -shared $< -o $@ -Wl,-soname,$@ \
+		$(LDFLAGS) $(EXTRA_LIBS) $(LDFLAGS_$(patsubst %_glibc,%,$@))
 
 clean:
-	$(RM) *.[oa] *~ core $(TARGETS)
+	$(showclean)
+	$(Q)$(RM) *.a *.o *.so *~ core *.out $(TARGETS)