xiaoxiang781216 commented on a change in pull request #2335:
URL: https://github.com/apache/incubator-nuttx/pull/2335#discussion_r526331509
##########
File path: boards/Makefile
##########
@@ -98,13 +98,28 @@ $(CXXOBJS): %$(OBJEXT): %.cxx
$(BIN): $(OBJS)
$(call ARCHIVE, $@, $(OBJS))
+
+%.dd: %.c
+ $(Q) $(MKDEP) $(DEPPATH) "$(CC)" -- $(CFLAGS) -- $< > $@
+
+%.ddxx: %.cxx
+ $(Q) $(MKDEP) $(DEPPATH) "$(CC)" -- $(CXXFLAGS) -- $< > $@
+
+makedepfile: $(patsubst %.c,%.dd,$(SRCS))
+ @for f in $^; do cat $$f; done >> Make.dep
+ $(call DELFILE, $^)
+
+makedepxxfile: $(patsubst %.cxx,%.ddxx,$(CXXSRCS))
+ @for f in $^; do cat $$f; done >> Make.dep
+ $(call DELFILE, $^)
.depend: Makefile $(SRCS) $(TOPDIR)$(DELIM).config
+ $(call DELFILE, Make.dep)
Review comment:
If you don't want to manage multiple threads manually, we can invoke gcc
with all source files once and let gcc do parallel for us.
----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
For queries about this service, please contact Infrastructure at:
us...@infra.apache.org
