amber/examples/Makefile

# Makefile for sub directories
#
# mindepth makes sure we do not include this Makeile
MAKEFILES = $(shell find . -mindepth 2 -name 'Makefile')
DIRS = $(patsubst %/Makefile, %, $(MAKEFILES))

# The sets of directories to do various things in
BUILDDIRS = $(DIRS:%=build-%)
CLEANDIRS = $(DIRS:%=clean-%)

all: $(BUILDDIRS)
$(DIRS): $(BUILDDIRS)
$(BUILDDIRS):
	$(MAKE) -C $(@:build-%=%)

clean: $(CLEANDIRS)
$(CLEANDIRS):
	$(MAKE) -C $(@:clean-%=%) clean

.PHONY: subdirs $(DIRS)
.PHONY: subdirs $(BUILDDIRS)
.PHONY: subdirs $(CLEANDIRS)
.PHONY: all clean