TT#14008 remove .depend from make system

The dependency tracker is causing more problems than what it's worth, so
just remove it.

Change-Id: I5db8cae57400cd644add08447406a4526da03f65

daemon/Makefile

@@ -92,7 +92,6 @@ MANS=		$(PODS:.pod=.8)
 include ../lib/common.Makefile
 
 ifeq ($(with_transcoding),yes)
-.depend:	dtmf_rx_fillin.h spandsp_logging.h
+codec.c:	dtmf_rx_fillin.h
+t38.c:		spandsp_logging.h
 endif
-
-include		.depend

lib/common.Makefile

@@ -3,23 +3,18 @@ include ../lib/lib.Makefile
 all:
 	$(MAKE) $(TARGET) $(MANS)
 
-$(TARGET):	$(OBJS) .depend Makefile
+$(TARGET):	$(OBJS) Makefile
 	$(CC) $(LDFLAGS) $(CFLAGS) -o $@ $(OBJS) $(LDLIBS)
 
 debug:
 	$(MAKE) DBG=yes all
 
-dep:		.depend
-
 BUILD_TEST_ALTS = fix_frame_channel_layout.h dtmf_rx_fillin.h spandsp_logging.h
 
 clean:
-	rm -f $(OBJS) $(TARGET) $(LIBSRCS) $(DAEMONSRCS) $(MANS) $(ADD_CLEAN) .depend core core.*
+	rm -f $(OBJS) $(TARGET) $(LIBSRCS) $(DAEMONSRCS) $(MANS) $(ADD_CLEAN) core core.*
 	rm -f $(BUILD_TEST_ALTS) $(BUILD_TEST_ALTS:.h=-test.c) $(BUILD_TEST_ALTS:.h=-test) *.strhash.c $(HASHSRCS)
 
-.depend:	$(SRCS) $(LIBSRCS) $(DAEMONSRCS) Makefile
-	$(CC) $(CFLAGS) -M $(SRCS) $(LIBSRCS) $(DAEMONSRCS) | sed -e 's/:/ .depend:/' > .depend
-
 install:
 
 $(OBJS):	Makefile
@@ -60,4 +55,4 @@ $(BUILD_TEST_ALTS):	../lib/$(@:.h=-*)
 	rm -f $(@:.h=-test{.c,}); \
 	test -f "$@"
 
-.PHONY: all debug dep clean install
+.PHONY: all debug clean install

recording-daemon/Makefile

@@ -36,5 +36,3 @@ PODS=		rtpengine-recording.pod
 MANS=		$(PODS:.pod=.8)
 
 include ../lib/common.Makefile
-
-include		.depend

t/Makefile

@@ -82,8 +82,6 @@ COMMONOBJS=	str.o auxlib.o rtplib.o loglib.o
 
 include ../lib/common.Makefile
 
-include		.depend
-
 .PHONY:		all-tests unit-tests daemon-tests all-daemon-tests \
 	daemon-tests-main daemon-tests-jb daemon-tests-reorder
 
@@ -174,6 +172,5 @@ test-const_str_hash.strhash: test-const_str_hash.strhash.o $(COMMONOBJS)
 tests-preload.so:	tests-preload.c
 	$(CC) -g -D_GNU_SOURCE -std=c99 -o $@ -Wall -shared -fPIC $< -ldl
 
-ifeq ($(with_transcoding),yes)
-.depend: dtmf_rx_fillin.h spandsp_logging.h
-endif
+codec.c:	dtmf_rx_fillin.h
+t38.c:		spandsp_logging.h