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Mini Shell
Mini Shell
# SPDX-License-Identifier: GPL-2.0
include ../scripts/Makefile.include
bindir ?= /usr/bin
ifeq ($(srctree),)
srctree := $(patsubst %/,%,$(dir $(CURDIR)))
srctree := $(patsubst %/,%,$(dir $(srctree)))
endif
# Do not use make's built-in rules
# (this improves performance and avoids hard-to-debug behaviour);
MAKEFLAGS += -r
override CFLAGS += -O2 -Wall -g -D_GNU_SOURCE -I$(OUTPUT)include \
-I$(srctree)/tools/include
ALL_TARGETS := counter_example counter_watch_events
ALL_PROGRAMS := $(patsubst %,$(OUTPUT)%,$(ALL_TARGETS))
all: $(ALL_PROGRAMS)
export srctree OUTPUT CC LD CFLAGS
include $(srctree)/tools/build/Makefile.include
#
# We need the following to be outside of kernel tree
#
$(OUTPUT)include/linux/counter.h: ../../include/uapi/linux/counter.h
mkdir -p $(OUTPUT)include/linux 2>&1 || true
ln -sf $(CURDIR)/../../include/uapi/linux/counter.h $@
prepare: $(OUTPUT)include/linux/counter.h
COUNTER_EXAMPLE := $(OUTPUT)counter_example.o
$(COUNTER_EXAMPLE): prepare FORCE
$(Q)$(MAKE) $(build)=counter_example
$(OUTPUT)counter_example: $(COUNTER_EXAMPLE)
$(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) $< -o $@
COUNTER_WATCH_EVENTS := $(OUTPUT)counter_watch_events.o
$(COUNTER_WATCH_EVENTS): prepare FORCE
$(Q)$(MAKE) $(build)=counter_watch_events
$(OUTPUT)counter_watch_events: $(COUNTER_WATCH_EVENTS)
$(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) $< -o $@
clean:
rm -f $(ALL_PROGRAMS)
rm -rf $(OUTPUT)include/linux/counter.h
rm -df $(OUTPUT)include/linux
rm -df $(OUTPUT)include
find $(or $(OUTPUT),.) -name '*.o' -delete -o -name '\.*.d' -delete
find $(or $(OUTPUT),.) -name '\.*.o.cmd' -delete
install: $(ALL_PROGRAMS)
install -d -m 755 $(DESTDIR)$(bindir); \
for program in $(ALL_PROGRAMS); do \
install $$program $(DESTDIR)$(bindir); \
done
FORCE:
.PHONY: all install clean FORCE prepare
Zerion Mini Shell 1.0