mirror of
https://github.com/expo/bsdiff.git
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155 lines
4.6 KiB
Makefile
155 lines
4.6 KiB
Makefile
# Default options
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USE_BSDIFF ?= y
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EXECUTABLES-y := bspatch
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LIBRARIES-y := libbspatch.so
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EXECUTABLES-$(USE_BSDIFF) += bsdiff
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LIBRARIES-$(USE_BSDIFF) += libbsdiff.so
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BINARIES := $(EXECUTABLES-y) $(LIBRARIES-y)
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INSTALL = install
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CPPFLAGS += -Iinclude -I..
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CXXFLAGS += -std=c++14 -O3 -Wall -Werror -fPIC
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# On macOS the brotli/divsufsort headers and libraries are installed under the
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# Homebrew prefix, which isn't on the compiler's default search path.
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UNAME_S := $(shell uname -s)
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ifeq ($(UNAME_S),Darwin)
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BREW_PREFIX ?= $(shell brew --prefix)
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CPPFLAGS += -I$(BREW_PREFIX)/include
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LDFLAGS += -L$(BREW_PREFIX)/lib
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# macOS's linker spells the shared-library name flag differently than GNU ld.
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SONAME_FLAG = -Wl,-install_name,
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else
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SONAME_FLAG = -Wl,-soname,
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endif
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# The unit tests require GoogleTest/GoogleMock. Detect whether its headers are
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# available so a plain `make` works (and produces no spurious errors) without
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# GoogleTest installed; `make test` then prints a hint instead of failing.
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HAVE_GTEST := $(shell printf '\#include <gtest/gtest.h>\n' | $(CXX) $(CPPFLAGS) $(CXXFLAGS) -fsyntax-only -xc++ - >/dev/null 2>&1 && echo y)
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DESTDIR ?=
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PREFIX = /usr
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BINDIR = $(PREFIX)/bin
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DATADIR = $(PREFIX)/share
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MANDIR = $(DATADIR)/man
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MAN1DIR = $(MANDIR)/man1
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INCLUDEDIR ?= $(PREFIX)/include
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GENTOO_LIBDIR ?= lib
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LIBDIR ?= $(PREFIX)/$(GENTOO_LIBDIR)
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INSTALL_PROGRAM ?= $(INSTALL) -c -m 755
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INSTALL_MAN ?= $(INSTALL) -c -m 444
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.PHONY: all test clean install
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all: $(BINARIES)
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ifeq ($(HAVE_GTEST),y)
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test: bsdiff_unittest
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else
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test:
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@echo "GoogleTest not found; install it (e.g. 'brew install googletest') to build the tests." >&2; exit 1
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endif
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clean:
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rm -f *.o $(BINARIES) bsdiff_unittest .deps
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### List of source files for each project. Keep in sync with the Android.mk.
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# "bsdiff" program.
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bsdiff_src_files := \
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brotli_compressor.cc \
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bsdiff.cc \
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bz2_compressor.cc \
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compressor_buffer.cc \
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diff_encoder.cc \
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endsley_patch_writer.cc \
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logging.cc \
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patch_writer.cc \
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patch_writer_factory.cc \
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split_patch_writer.cc \
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suffix_array_index.cc
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# "bspatch" program.
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bspatch_src_files := \
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brotli_decompressor.cc \
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bspatch.cc \
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bz2_decompressor.cc \
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buffer_file.cc \
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decompressor_interface.cc \
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extents.cc \
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extents_file.cc \
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file.cc \
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logging.cc \
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memory_file.cc \
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patch_reader.cc \
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sink_file.cc \
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utils.cc
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# Unit test files.
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bsdiff_common_unittests := \
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brotli_compressor_unittest.cc \
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brotli_decompressor_unittest.cc \
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bsdiff_arguments.cc \
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bsdiff_arguments_unittest.cc \
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bsdiff_unittest.cc \
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bspatch_unittest.cc \
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bz2_decompressor_unittest.cc \
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diff_encoder_unittest.cc \
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endsley_patch_writer_unittest.cc \
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extents_file_unittest.cc \
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extents_unittest.cc \
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patch_reader_unittest.cc \
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patch_writer_unittest.cc \
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split_patch_writer_unittest.cc \
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suffix_array_index_unittest.cc \
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test_utils.cc \
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testrunner.cc
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BSDIFF_LIBS := -lbz2 -lbrotlienc -ldivsufsort -ldivsufsort64
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BSDIFF_OBJS := $(bsdiff_src_files:.cc=.o)
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BSPATCH_LIBS := -lbz2 -lbrotlidec
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BSPATCH_OBJS := $(bspatch_src_files:.cc=.o)
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UNITTEST_LIBS = -lgmock -lgtest -lpthread
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UNITTEST_OBJS := $(bsdiff_common_unittests:.cc=.o)
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bsdiff: $(BSDIFF_OBJS) bsdiff_arguments.o bsdiff_main.o
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bsdiff: LDLIBS += $(BSDIFF_LIBS)
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libbsdiff.so: $(BSDIFF_OBJS)
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libbsdiff.so: LDLIBS += $(BSDIFF_LIBS)
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bspatch: $(BSPATCH_OBJS) bspatch_main.o
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bspatch: LDLIBS += $(BSPATCH_LIBS)
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libbspatch.so: $(BSPATCH_OBJS)
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libbspatch.so: LDLIBS += $(BSPATCH_LIBS)
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bsdiff_unittest: LDLIBS += $(BSDIFF_LIBS) $(BSPATCH_LIBS) $(UNITTEST_LIBS)
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bsdiff_unittest: $(BSPATCH_OBJS) $(BSDIFF_OBJS) $(UNITTEST_OBJS)
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bsdiff_unittest bsdiff bspatch:
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$(CXX) $(CXXFLAGS) $(LDFLAGS) -o $@ $^ $(LDLIBS)
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libbsdiff.so libbspatch.so:
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$(CXX) $(CXXFLAGS) $(LDFLAGS) $(SONAME_FLAG)$@ -shared -o $@ $^ $(LDLIBS)
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# Source file dependencies. The unit-test sources are only scanned when
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# GoogleTest is available, so a plain `make` doesn't error on missing headers.
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deps_src_files := $(bsdiff_src_files) $(bspatch_src_files) \
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bsdiff_arguments.cc bsdiff_main.cc bspatch_main.cc
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ifeq ($(HAVE_GTEST),y)
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deps_src_files += $(bsdiff_common_unittests)
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endif
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.deps: $(sort $(deps_src_files))
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$(CXX) $(CPPFLAGS) $(CXXFLAGS) -MM $^ >$@ || (rm -f $@; false)
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-include .deps
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install:
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mkdir -p $(DESTDIR)$(BINDIR) $(DESTDIR)$(LIBDIR) $(DESTDIR)$(MAN1DIR) \
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$(DESTDIR)/$(INCLUDEDIR)/bsdiff
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$(INSTALL_PROGRAM) $(EXECUTABLES-y) $(DESTDIR)$(BINDIR)
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$(INSTALL_PROGRAM) $(LIBRARIES-y) $(DESTDIR)$(LIBDIR)
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$(INSTALL) -c -m 644 include/bsdiff/*.h $(DESTDIR)/$(INCLUDEDIR)/bsdiff
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ifndef WITHOUT_MAN
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$(INSTALL_MAN) $(EXECUTABLES-y:=.1) $(DESTDIR)$(MAN1DIR)
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endif
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