TT#59703 generalise build test make macros

also add a linker stage to the test build

Change-Id: Ief9dcabbb77dd682b6e7188c296f4713c1c234a3

daemon/.gitignore

@@ -16,3 +16,4 @@ socket.c
 streambuf.c
 ssllib.c
 dtmflib.c
+*-test

lib/common.Makefile

@@ -11,9 +11,11 @@ debug:
 
 dep:		.depend
 
+BUILD_TEST_ALTS = fix_frame_channel_layout.h
+
 clean:
 	rm -f $(OBJS) $(TARGET) $(LIBSRCS) $(DAEMONSRCS) $(MANS) $(ADD_CLEAN) .depend core core.*
-	rm -f fix_frame_channel_layout.h fix_frame_channel_layout-test.[co] *.strhash.c $(HASHSRCS)
+	rm -f $(BUILD_TEST_ALTS) $(BUILD_TEST_ALTS:.h=-test{.c,}) *.strhash.c $(HASHSRCS)
 
 .depend:	$(SRCS) $(LIBSRCS) $(DAEMONSRCS) Makefile
 	$(CC) $(CFLAGS) -M $(SRCS) $(LIBSRCS) $(DAEMONSRCS) | sed -e 's/:/ .depend:/' > .depend
@@ -44,20 +46,20 @@ resample.c:	fix_frame_channel_layout.h
 %.strhash.c:	%.c ../utils/const_str_hash
 	../utils/const_str_hash < $< > $@
 
-fix_frame_channel_layout.h:	../lib/fix_frame_channel_layout-*
+$(BUILD_TEST_ALTS):	../lib/$(@:.h=-*)
 	echo "Looking for usable alternative for $@"; \
-	rm -f fix_frame_channel_layout-test.[co]; \
-	ln -s ../lib/fix_frame_channel_layout-test.c; \
-	for x in ../lib/fix_frame_channel_layout-*.h; do \
+	rm -f $(@:.h=-test{.c,}); \
+	ln -s ../lib/$(@:.h=-test.c); \
+	for x in ../lib/$(@:.h=-*.h); do \
 		echo "Trying build with $$x"; \
 		rm -f "$@"; \
 		echo '/******** GENERATED FILE ********/' > "$@"; \
 		cat "$$x" >> "$@"; \
-		$(MAKE) fix_frame_channel_layout-test.o && break; \
+		$(MAKE) $(@:.h=-test) && break; \
 		echo "Failed build with $$x"; \
 		rm -f "$@"; \
 	done; \
-	rm -f fix_frame_channel_layout-test.[co]; \
+	rm -f $(@:.h=-test{.c,}); \
 	test -f "$@"
 
 .PHONY: all debug dep clean install

lib/fix_frame_channel_layout-test.c

@@ -1,5 +1,6 @@
 #include "fix_frame_channel_layout.h"
-void test(void) {
+int main(void) {
 	AVFrame *f = NULL;
 	fix_frame_channel_layout(f);
+	return 0;
 }

recording-daemon/.gitignore

@@ -15,3 +15,4 @@ socket.c
 streambuf.c
 ssllib.c
 dtmflib.c
+*-test

t/.gitignore

@@ -50,3 +50,4 @@ timerthread.c
 media_player.c
 dtmflib.c
 test-dtmf-detect
+*-test