Implement ./otp_build configure --enable-silent-rules

With silent rules, the output of make is less verbose and compilation
warnings are easier to spot. Silent rules are disabled by default and
can be disabled or enabled at will by make V=0 and make V=1.

2 files changed, 81 insertions, 69 deletions

diff --git a/lib/erl_interface/src/Makefile b/lib/erl_interface/src/Makefile
index 5f0367bec1..03e2ce14f0 100644
--- a/lib/erl_interface/src/Makefile
+++ b/lib/erl_interface/src/Makefile
@@ -22,10 +22,11 @@
 
 # FIXME let configure put in this last part TARGET
 
+include $(ERL_TOP)/make/output.mk
 include $(ERL_TOP)/make/target.mk
 
 debug opt shared purify quantify purecov gcov:
-	$(MAKE) -f $(TARGET)/Makefile TYPE=$@
+	$(make_verbose)$(MAKE) -f $(TARGET)/Makefile TYPE=$@
 
 clean depend docs release release_docs tests release_tests check:
-	$(MAKE) -f $(TARGET)/Makefile $@
+	$(make_verbose)$(MAKE) -f $(TARGET)/Makefile $@
diff --git a/lib/erl_interface/src/Makefile.in b/lib/erl_interface/src/Makefile.in
index cb41391fe9..ebacc1cee0 100644
--- a/lib/erl_interface/src/Makefile.in
+++ b/lib/erl_interface/src/Makefile.in
@@ -38,6 +38,8 @@ TARGET = @TARGET@
 include ../vsn.mk
 include $(TARGET)/eidefs.mk
 
+include $(ERL_TOP)/make/output.mk
+
 USING_MINGW=@MIXED_CYGWIN_MINGW@
 USING_MSYS_VC==@MIXED_MSYS_VC@
 USING_CYGWIN_VC==@MIXED_MSYS_VC@
@@ -98,6 +100,12 @@ LD = @LD@
 AR = @AR@
 RANLIB = @RANLIB@
 
+ifeq ($(V),0)
+AR_FLAGS=rc
+else
+AR_FLAGS=rcv
+endif
+
 INCFLAGS = -I. -I../include -Iconnect -Iencode -Idecode -Imisc -Iepmd \
 	-Iregistry -I$(TARGET) 
 
@@ -552,16 +560,18 @@ distclean: clean
 
 ifeq ($(findstring vxworks,$(TARGET)),vxworks)
 $(TARGET)/config.h:
-	echo "/* Generated by Makefile */" > $@
-	echo "#define HAVE_STRERROR 1" >> $@
-	echo "#define HAVE_SOCKLEN_T 1" >> $@
+	$(gen_verbose)
+	$(V_at)echo "/* Generated by Makefile */" > $@
+	$(V_at)echo "#define HAVE_STRERROR 1" >> $@
+	$(V_at)echo "#define HAVE_SOCKLEN_T 1" >> $@
 endif
 
 ifeq ($(findstring ose,$(TARGET)),ose)
 $(TARGET)/config.h:
-	echo "/* Generated by Makefile */" > $@
-	echo "#define HAVE_STRERROR 1" >> $@
-	echo "#define HAVE_SOCKLEN_T 1" >> $@
+	$(gen_verbose)
+	$(V_at)echo "/* Generated by Makefile */" > $@
+	$(V_at)echo "#define HAVE_STRERROR 1" >> $@
+	$(V_at)echo "#define HAVE_SOCKLEN_T 1" >> $@
 endif
 
 ###########################################################################
@@ -569,19 +579,19 @@ endif
 ###########################################################################
 
 $(ST_OBJDIR)/%.o: %.c
-	$(CC) $(CFLAGS) -c $< -o $@ 
+	$(V_CC) $(CFLAGS) -c $< -o $@
 
 $(MT_OBJDIR)/%.o: %.c
-	$(CC) $(MTFLAG) $(CFLAGS) $(THR_DEFS) -c $< -o $@ 
+	$(V_CC) $(MTFLAG) $(CFLAGS) $(THR_DEFS) -c $< -o $@
 
 $(MD_OBJDIR)/%.o: %.c
-	$(CC) -MD $(CFLAGS) $(THR_DEFS) -c $< -o $@ 
+	$(V_CC) -MD $(CFLAGS) $(THR_DEFS) -c $< -o $@
 
 $(MD_OBJDIR)/%.o: %.c
-	$(CC) -MD $(CFLAGS) $(THR_DEFS) -c $< -o $@ 
+	$(V_CC) -MD $(CFLAGS) $(THR_DEFS) -c $< -o $@
 
 $(MDD_OBJDIR)/%.o: %.c
-	$(CC) -MDd $(CFLAGS) $(THR_DEFS) -c $< -o $@ 
+	$(V_CC) -MDd $(CFLAGS) $(THR_DEFS) -c $< -o $@
 
 ###########################################################################
 #  Create directories
@@ -598,67 +608,67 @@ ifeq ($(TARGET),win32)
 # Windows archive creation
 
 $(ST_EILIB) : $(ST_EIOBJECTS)
-	$(AR) -out:$@ $(ST_EIOBJECTS)
-	$(RANLIB) $@
+	$(V_AR) -out:$@ $(ST_EIOBJECTS)
+	$(V_RANLIB) $@
 
 $(ST_ERLLIB) : $(ST_ERLOBJECTS)
-	$(AR) -out:$@ $(ST_ERLOBJECTS)
-	$(RANLIB) $@
+	$(V_AR) -out:$@ $(ST_ERLOBJECTS)
+	$(V_RANLIB) $@
 
 $(MT_EILIB) : $(MT_EIOBJECTS)
-	$(AR) -out:$@ $(MT_EIOBJECTS)
-	$(RANLIB) $@
+	$(V_AR) -out:$@ $(MT_EIOBJECTS)
+	$(V_RANLIB) $@
 
 $(MT_ERLLIB) : $(MT_ERLOBJECTS)
-	$(AR) -out:$@ $(MT_ERLOBJECTS)
-	$(RANLIB) $@
+	$(V_AR) -out:$@ $(MT_ERLOBJECTS)
+	$(V_RANLIB) $@
 
 $(MD_EILIB) : $(MD_EIOBJECTS)
-	$(AR) -out:$@ $(MD_EIOBJECTS)
-	$(RANLIB) $@
+	$(V_AR) -out:$@ $(MD_EIOBJECTS)
+	$(V_RANLIB) $@
 
 $(MD_ERLLIB) : $(MD_ERLOBJECTS)
-	$(AR) -out:$@ $(MD_ERLOBJECTS)
-	$(RANLIB) $@
+	$(V_AR) -out:$@ $(MD_ERLOBJECTS)
+	$(V_RANLIB) $@
 
 $(MDD_EILIB) : $(MDD_EIOBJECTS)
-	$(AR) -out:$@ $(MDD_EIOBJECTS)
-	$(RANLIB) $@
+	$(V_AR) -out:$@ $(MDD_EIOBJECTS)
+	$(V_RANLIB) $@
 
 $(MDD_ERLLIB) : $(MDD_ERLOBJECTS)
-	$(AR) -out:$@ $(MDD_ERLOBJECTS)
-	$(RANLIB) $@
+	$(V_AR) -out:$@ $(MDD_ERLOBJECTS)
+	$(V_RANLIB) $@
 
 else
 
 # Unix archive creation
 
 $(ST_EILIB) : $(ST_EIOBJECTS)
-	rm -f $@
-	$(AR) rcv $@ $(ST_EIOBJECTS)
+	$(V_at)rm -f $@
+	$(V_AR) $(AR_FLAGS) $@ $(ST_EIOBJECTS)
 ifdef RANLIB
-	$(RANLIB) $@
+	$(V_RANLIB) $@
 endif
 
 $(ST_ERLLIB) : $(ST_ERLOBJECTS)
-	rm -f $@
-	$(AR) rcv $@ $(ST_ERLOBJECTS)
+	$(V_at)rm -f $@
+	$(V_AR) $(AR_FLAGS) $@ $(ST_ERLOBJECTS)
 ifdef RANLIB
-	$(RANLIB) $@
+	$(V_RANLIB) $@
 endif
 
 $(MT_EILIB) : $(MT_EIOBJECTS)
-	rm -f $@
-	$(AR) rcv $@ $(MT_EIOBJECTS)
+	$(V_at)rm -f $@
+	$(V_AR) $(AR_FLAGS) $@ $(MT_EIOBJECTS)
 ifdef RANLIB
-	$(RANLIB) $@
+	$(V_RANLIB) $@
 endif
 
 $(MT_ERLLIB) : $(MT_ERLOBJECTS)
-	rm -f $@
-	$(AR) rcv $@ $(MT_ERLOBJECTS)
+	$(V_at)rm -f $@
+	$(V_AR) $(AR_FLAGS) $@ $(MT_ERLOBJECTS)
 ifdef RANLIB
-	$(RANLIB) $@
+	$(V_RANLIB) $@
 endif
 
 endif
@@ -669,18 +679,18 @@ endif
 
 ifeq ($(TARGET),win32)
 $(ERL_CALL): $(ERLCALL) ../include/ei.h $(MD_EILIB)
-	$(PURIFY) $(CC) -MD $(PROG_CFLAGS) $(THR_DEFS) -o $@ $(ERLCALL) \
+	$(ld_verbose)$(PURIFY) $(CC) -MD $(PROG_CFLAGS) $(THR_DEFS) -o $@ $(ERLCALL) \
 		-L$(OBJDIR) -lei_md $(THR_LIBS) $(LIBS) -lsocket
 else
 ifeq ($(findstring vxworks,$(TARGET)),vxworks)
 $(ERL_CALL): $(ST_OBJDIR)/erl_call.o $(ST_OBJDIR)/erl_start.o ../include/ei.h $(ST_EILIB)
-	$(LD) -r -d -o $@ $(ST_OBJDIR)/erl_call.o $(ST_OBJDIR)/erl_start.o -L$(OBJDIR) -lei $(LIBS)
+	$(V_LD) -r -d -o $@ $(ST_OBJDIR)/erl_call.o $(ST_OBJDIR)/erl_start.o -L$(OBJDIR) -lei $(LIBS)
 
 $(ST_OBJDIR)/erl_call.o: prog/erl_call.c
-	$(CC) $(CFLAGS) -c $< -o $@ 
+	$(V_CC) $(CFLAGS) -c $< -o $@
 
 $(ST_OBJDIR)/erl_start.o: prog/erl_start.c
-	$(CC) $(CFLAGS) -c $< -o $@ 
+	$(V_CC) $(CFLAGS) -c $< -o $@
 
 else
 ifeq ($(findstring ose,$(TARGET)),ose)
@@ -688,11 +698,11 @@ $(ERL_CALL):
 else
 ifdef THR_DEFS
 $(ERL_CALL): $(ERLCALL) ../include/ei.h $(MT_EILIB)
-	$(PURIFY) $(CC) $(PROG_CFLAGS) $(THR_DEFS) $(LDFLAGS) -o $@ $(ERLCALL) \
+	$(ld_verbose)$(PURIFY) $(CC) $(PROG_CFLAGS) $(THR_DEFS) $(LDFLAGS) -o $@ $(ERLCALL) \
 		-L$(OBJDIR) -lei $(THR_LIBS) $(LIBS)
 else
 $(ERL_CALL): $(ERLCALL) ../include/ei.h $(ST_EILIB)
-	$(PURIFY) $(CC) $(PROG_CFLAGS) $(LDFLAGS) -o $@ $(ERLCALL) \
+	$(ld_verbose)$(PURIFY) $(CC) $(PROG_CFLAGS) $(LDFLAGS) -o $@ $(ERLCALL) \
 		-L$(OBJDIR) -lei $(LIBS)
 endif
 endif
@@ -707,36 +717,36 @@ check: $(FAKE_TARGETS)
 
 ifndef THR_DEFS
 $(ST_OBJDIR)/erl_fake_prog_st$(EXE): prog/erl_fake_prog.c $(ST_ERLLIB) $(ST_EILIB)
-	$(CC) $(PROG_CFLAGS) -o $@ $< -L$(OBJDIR) -lerl_interface -lei \
+	$(V_CC) $(PROG_CFLAGS) -o $@ $< -L$(OBJDIR) -lerl_interface -lei \
 		$(LIBS)
 
 $(ST_OBJDIR)/ei_fake_prog_st$(EXE): prog/ei_fake_prog.c $(ST_EILIB)
-	$(CC) $(PROG_CFLAGS) -o $@ $< -L$(OBJDIR) -lei $(LIBS)
+	$(V_CC) $(PROG_CFLAGS) -o $@ $< -L$(OBJDIR) -lei $(LIBS)
 
 $(ST_OBJDIR)/erl_fake_prog_cxx_st$(EXE): prog/erl_fake_prog.c \
 		$(ST_ERLLIB) $(ST_EILIB)
-	$(CC) $(PROG_CFLAGS) -o $@ -xc++ $< -L$(OBJDIR) \
+	$(V_CC) $(PROG_CFLAGS) -o $@ -xc++ $< -L$(OBJDIR) \
 		-lerl_interface -lei $(LIBS)
 
 $(ST_OBJDIR)/ei_fake_prog_cxx_st$(EXE): prog/ei_fake_prog.c $(ST_EILIB)
-	$(CC) $(PROG_CFLAGS) -o $@ -xc++ $< -L$(OBJDIR) -lei $(LIBS)
+	$(V_CC) $(PROG_CFLAGS) -o $@ -xc++ $< -L$(OBJDIR) -lei $(LIBS)
 
 else
 
 $(ST_OBJDIR)/erl_fake_prog_st$(EXE): prog/erl_fake_prog.c $(ST_ERLLIB) $(ST_EILIB)
-	$(CC) $(PROG_CFLAGS) -o $@ $< -L$(OBJDIR) -lerl_interface_st -lei_st \
+	$(V_CC) $(PROG_CFLAGS) -o $@ $< -L$(OBJDIR) -lerl_interface_st -lei_st \
 		$(LIBS)
 
 $(ST_OBJDIR)/ei_fake_prog_st$(EXE): prog/ei_fake_prog.c $(ST_EILIB)
-	$(CC) $(PROG_CFLAGS) -o $@ $< -L$(OBJDIR) -lei_st $(LIBS)
+	$(V_CC) $(PROG_CFLAGS) -o $@ $< -L$(OBJDIR) -lei_st $(LIBS)
 
 $(ST_OBJDIR)/erl_fake_prog_cxx_st$(EXE): prog/erl_fake_prog.c \
 		$(ST_ERLLIB) $(ST_EILIB)
-	$(CC) $(PROG_CFLAGS) -o $@ -xc++ $< -L$(OBJDIR) \
+	$(V_CC) $(PROG_CFLAGS) -o $@ -xc++ $< -L$(OBJDIR) \
 		-lerl_interface_st -lei_st $(LIBS)
 
 $(ST_OBJDIR)/ei_fake_prog_cxx_st$(EXE): prog/ei_fake_prog.c $(ST_EILIB)
-	$(CC) $(PROG_CFLAGS) -o $@ -xc++ $< -L$(OBJDIR) -lei_st $(LIBS)
+	$(V_CC) $(PROG_CFLAGS) -o $@ -xc++ $< -L$(OBJDIR) -lei_st $(LIBS)
 
 endif
 
@@ -744,63 +754,63 @@ endif
 
 $(MT_OBJDIR)/erl_fake_prog_mt$(EXE): prog/erl_fake_prog.c \
 		$(MT_ERLLIB) $(MT_EILIB)
-	$(CC) $(MTFLAG) $(PROG_CFLAGS) $(THR_DEFS) -o $@ $< -L$(OBJDIR) \
+	$(V_CC) $(MTFLAG) $(PROG_CFLAGS) $(THR_DEFS) -o $@ $< -L$(OBJDIR) \
 		-lerl_interface -lei $(THR_LIBS) $(LIBS)
 
 $(MT_OBJDIR)/ei_fake_prog_mt$(EXE): prog/ei_fake_prog.c $(MT_EILIB)
-	$(CC) $(MTFLAG) $(PROG_CFLAGS) $(THR_DEFS) -o $@ $< \
+	$(V_CC) $(MTFLAG) $(PROG_CFLAGS) $(THR_DEFS) -o $@ $< \
 		-L$(OBJDIR) -lei $(THR_LIBS) $(LIBS)
 
 $(MT_OBJDIR)/erl_fake_prog_mt_cxx$(EXE): prog/erl_fake_prog.c \
 		$(MT_ERLLIB) $(MT_EILIB)
-	$(CC) $(MTFLAG) $(PROG_CFLAGS) $(THR_DEFS) -o $@ -xc++ $< \
+	$(V_CC) $(MTFLAG) $(PROG_CFLAGS) $(THR_DEFS) -o $@ -xc++ $< \
 		-L$(OBJDIR) -lerl_interface -lei \
 		$(THR_LIBS) $(LIBS)
 
 $(MT_OBJDIR)/ei_fake_prog_mt_cxx$(EXE): prog/ei_fake_prog.c $(MT_EILIB)
-	$(CC) $(MTFLAG) $(PROG_CFLAGS) $(THR_DEFS) -o $@ -xc++ $< \
+	$(V_CC) $(MTFLAG) $(PROG_CFLAGS) $(THR_DEFS) -o $@ -xc++ $< \
 		-L$(OBJDIR) -lei $(THR_LIBS) $(LIBS)
 
 ####
 
 $(MD_OBJDIR)/erl_fake_prog_md$(EXE): prog/erl_fake_prog.c \
 		$(MD_ERLLIB) $(MD_EILIB)
-	$(CC) -MD $(PROG_CFLAGS) $(THR_DEFS) -o $@ $< -L$(OBJDIR) \
+	$(V_CC) -MD $(PROG_CFLAGS) $(THR_DEFS) -o $@ $< -L$(OBJDIR) \
 		-lerl_interface_r -lei_r $(THR_LIBS) $(LIBS)
 
 $(MD_OBJDIR)/ei_fake_prog_md$(EXE): prog/ei_fake_prog.c $(MD_EILIB)
-	$(CC) -MD $(PROG_CFLAGS) $(THR_DEFS) -o $@ $< \
+	$(V_CC) -MD $(PROG_CFLAGS) $(THR_DEFS) -o $@ $< \
 		-L$(OBJDIR) -lei_r $(THR_LIBS) $(LIBS)
 
 $(MD_OBJDIR)/erl_fake_prog_md_cxx$(EXE): prog/erl_fake_prog.c \
 		$(MD_ERLLIB) $(MD_EILIB)
-	$(CC) -MD $(PROG_CFLAGS) $(THR_DEFS) -o $@ -xc++ $< \
+	$(V_CC) -MD $(PROG_CFLAGS) $(THR_DEFS) -o $@ -xc++ $< \
 		-L$(OBJDIR) -lerl_interface_r -lei_r \
 		$(THR_LIBS) $(LIBS)
 
 $(MD_OBJDIR)/ei_fake_prog_md_cxx$(EXE): prog/ei_fake_prog.c $(MD_EILIB)
-	$(CC) -MD $(PROG_CFLAGS) $(THR_DEFS) -o $@ -xc++ $< \
+	$(V_CC) -MD $(PROG_CFLAGS) $(THR_DEFS) -o $@ -xc++ $< \
 		-L$(OBJDIR) -lei_r $(THR_LIBS) $(LIBS)
 
 ####
 
 $(MDD_OBJDIR)/erl_fake_prog_mdd$(EXE): prog/erl_fake_prog.c \
 		$(MDD_ERLLIB) $(MDD_EILIB)
-	$(CC) -MDD $(PROG_CFLAGS) $(THR_DEFS) -o $@ $< -L$(OBJDIR) \
+	$(V_CC) -MDD $(PROG_CFLAGS) $(THR_DEFS) -o $@ $< -L$(OBJDIR) \
 		-lerl_interface_r -lei_r $(THR_LIBS) $(LIBS)
 
 $(MDD_OBJDIR)/ei_fake_prog_mdd$(EXE): prog/ei_fake_prog.c $(MDD_EILIB)
-	$(CC) -MDD $(PROG_CFLAGS) $(THR_DEFS) -o $@ $< \
+	$(V_CC) -MDD $(PROG_CFLAGS) $(THR_DEFS) -o $@ $< \
 		-L$(OBJDIR) -lei_r $(THR_LIBS) $(LIBS)
 
 $(MDD_OBJDIR)/erl_fake_prog_mdd_cxx$(EXE): prog/erl_fake_prog.c \
 		$(MDD_ERLLIB) $(MDD_EILIB)
-	$(CC) -MDD $(PROG_CFLAGS) $(THR_DEFS) -o $@ -xc++ $< \
+	$(V_CC) -MDD $(PROG_CFLAGS) $(THR_DEFS) -o $@ -xc++ $< \
 		-L$(OBJDIR) -lerl_interface_r -lei_r \
 		$(THR_LIBS) $(LIBS)
 
 $(MDD_OBJDIR)/ei_fake_prog_mdd_cxx$(EXE): prog/ei_fake_prog.c $(MDD_EILIB)
-	$(CC) -MDD $(PROG_CFLAGS) $(THR_DEFS) -o $@ -xc++ $< \
+	$(V_CC) -MDD $(PROG_CFLAGS) $(THR_DEFS) -o $@ -xc++ $< \
 		-L$(OBJDIR) -lei_r $(THR_LIBS) $(LIBS)
 
 ###########################################################################
@@ -808,9 +818,10 @@ $(MDD_OBJDIR)/ei_fake_prog_mdd_cxx$(EXE): prog/ei_fake_prog.c $(MDD_EILIB)
 ###########################################################################
 
 depend:
-	@echo "Generating dependency file depend.mk..."
+	$(gen_verbose)
+	$(V_colon)@echo "Generating dependency file depend.mk..."
 	@echo "# Generated dependency rules" > depend.mk;		\
-	$(CC) $(CFLAGS) -MM $(SOURCES) | 				\
+	$(V_CC) $(CFLAGS) -MM $(SOURCES) | 			\
 		sed 's&$(TARGET)&\$$\(TARGET\)&g' |			\
 		sed 's/^.*:/\$$\(ST_OBJDIR\)\/&/' >> depend.mk;		\
 	echo >> depend.mk;						\