Use subdirectory build rules from QEMU. They allow a parallel build of all available subdirectory targets.
Signed-off-by: Blue Swirl blauwirbel@gmail.com --- Makefile | 18 ++++++++++++------ 1 files changed, 12 insertions(+), 6 deletions(-)
diff --git a/Makefile b/Makefile index 3526b75..172f450 100644 --- a/Makefile +++ b/Makefile @@ -15,18 +15,24 @@ clean: $(MAKE) -C $$dir clean; \ done
-build: - @printf "Building..." +build: start-build @for dir in $(ODIRS); do \ $(MAKE) -C $$dir > $$dir/build.log 2>&1 && echo "ok." || \ ( echo "error:"; tail -15 $$dir/build.log; exit 1 ) \ done
-build-verbose: +SUBDIR_RULES=$(patsubst %,subdir-%, $(TARGETS)) +SUBDIR_MAKEFLAGS=$(if $(V),,--no-print-directory) + +quiet-command = $(if $(V),$1,$(if $(2),@echo $2 && $1, @$1)) + +build-verbose: start-build $(SUBDIR_RULES) + +subdir-%: + $(call quiet-command,$(MAKE) $(SUBDIR_MAKEFLAGS) -C obj-$* V="$(V)" all,) + +start-build: @echo "Building..." - @for dir in $(ODIRS); do \ - $(MAKE) -C $$dir || exit 1; \ - done
run: @echo "Running..."