c74f1ceeb1
Add make logic to import lib/ccan from lib/ccan.git. We need to set some dependencies on $(obj) to ensure the the ccan headers are available before starting the main build. Signed-off-by: Jeremy Kerr <jeremy.kerr@canonical.com>
75 lines
1.5 KiB
Makefile
75 lines
1.5 KiB
Makefile
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# compile options
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CC = gcc
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CPPFLAGS = -I. $(ccan_includes)
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CFLAGS = -Wall -Werror -Wextra -ggdb --std=c99
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LDFLAGS = -fwhole-program
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# build configuration
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sbsign_objs = sbsign.o idc.o image.o
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sbverify_objs = sbverify.o idc.o image.o
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libs = -lbfd -lcrypto
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objs = $(sort $(sbsign_objs) $(sbverify_objs))
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# ccan build configuration
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ccan_dir = lib/ccan
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ccan_objs = $(ccan_dir)/libccan.a
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ccan_includes = -I./lib/ccan
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ccan_modules = talloc
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ccan_stamp = $(ccan_dir)/Makefile
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ccan_config = $(ccan_dir)/config.h
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# install paths
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DESTDIR ?=
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prefix ?= /usr
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bindir ?= ${prefix}/bin
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install_dirs = install -m 755 -d $(DESTDIR)$(bindir)
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install_bin = install -m 755 -t $(DESTDIR)$(bindir)
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tools = sbsign sbverify
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all: $(tools)
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sbsign: $(sbsign_objs) $(ccan_objs)
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$(LINK.o) -o $@ $^ $(libs)
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sbverify: $(sbverify_objs) $(ccan_objs)
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$(LINK.o) -o $@ $^ $(libs)
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gen-keyfiles: gen-keyfiles.o $(ccan_objs)
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$(LINK.o) -o $@ $^ $(libs)
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gen-keyfiles: libs = -luuid
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# ccan build
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$(ccan_objs): $(ccan_stamp)
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cd $(@D) && $(MAKE)
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$(ccan_config): $(ccan_stamp)
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cd $(@D) && $(MAKE) config.h
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# built objects may require headers from ccan
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$(objs): $(ccan_stamp) $(ccan_config)
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install: $(tools)
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$(install_dirs)
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$(install_bin) $(tools)
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.PHONY: install
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clean:
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rm -f $(tools)
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rm -f *.o
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distclean: clean
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rm -rf $(ccan_dir)
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# ccan import
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ccan_source_dir = lib/ccan.git
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ccan_source_file = $(ccan_source_dir)/Makefile
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$(ccan_source_file):
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git submodule init
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git submodule update
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$(ccan_stamp): $(ccan_source_file)
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$(ccan_source_dir)/tools/create-ccan-tree --exclude-tests \
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$(@D) $(ccan_modules)
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