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Introduce stamp file for hw-config.h

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This adds a stamp file for hw-config.h, to avoid unnecessary rebuilds.
It also arranges to remove hw-config.h in "mostlyclean", because the
file is created by "make".

sim/common/ChangeLog
2021-04-22  Tom Tromey  <tom@tromey.com>

	* Make-common.in (stamp-hw): New target.
	(hw-config.h): Depend on stamp-hw.
	(mostlyclean): Remove stamp-hw and hw-config.h.
This commit is contained in:
Tom Tromey 2021-04-22 19:51:54 -06:00
parent be866656a0
commit b396d3a16e
2 changed files with 11 additions and 2 deletions
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6
sim/common/ChangeLog
View File

@ -1,3 +1,9 @@
2021-04-22 Tom Tromey <tom@tromey.com>
* Make-common.in (stamp-hw): New target.
(hw-config.h): Depend on stamp-hw.
(mostlyclean): Remove stamp-hw and hw-config.h.
2021-04-22 Tom Tromey <tom@tromey.com>
* Make-common.in (mostlyclean): Now an alias for clean, not

7
sim/common/Make-common.in
View File

@ -437,7 +437,8 @@ $(all_object_files) : $(generated_files)
@GMAKE_TRUE@-include $(patsubst %.o, $(DEPDIR)/%.Po, $(all_object_files))
# FIXME This is one very simple-minded way of generating the file hw-config.h
hw-config.h: Makefile.in $(srccom)/Make-common.in config.status Makefile
hw-config.h: stamp-hw ; @true
stamp-hw: Makefile.in $(srccom)/Make-common.in config.status Makefile
rm -f tmp-hw.h
echo "/* generated by Makefile */" > tmp-hw.h
sim_hw="$(SIM_HW)"; \
@ -451,7 +452,8 @@ hw-config.h: Makefile.in $(srccom)/Make-common.in config.status Makefile
done >> tmp-hw.h
echo " NULL," >> tmp-hw.h
echo "};" >> tmp-hw.h
mv tmp-hw.h hw-config.h
$(SHELL) $(srcroot)/move-if-change tmp-hw.h hw-config.h
@echo stamp > stamp-hw
test-hw-events: $(srccom)/hw-events.c libsim.a
$(CC) $(ALL_CFLAGS) -DMAIN -o test-hw-events$(EXEEXT) \
@ -506,6 +508,7 @@ TAGS: force
mostlyclean clean: $(SIM_EXTRA_CLEAN)
rm -f *.[oa] *~ core
rm -f run$(EXEEXT) libsim.a
rm -f hw-config.h stamp-hw
rm -f gentmap targ-map.c targ-vals.h stamp-tvals
if [ ! -f Make-common.in ] ; then \
rm -f $(BUILT_SRC_FROM_COMMON) ; \