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# #############################################################################
# Copyright (c) 2018-present Dima Krasner <dima@dimakrasner.com>
# lzutao <taolzu(at)gmail.com>
# All rights reserved.
#
# This source code is licensed under both the BSD-style license (found in the
# LICENSE file in the root directory of this source tree) and the GPLv2 (found
# in the COPYING file in the root directory of this source tree).
# #############################################################################
zstd_rootdir = '../../..'
libzstd_includes = [include_directories(join_paths(zstd_rootdir,'lib'),
join_paths(zstd_rootdir, 'lib/common'),
join_paths(zstd_rootdir, 'lib/compress'),
join_paths(zstd_rootdir, 'lib/decompress'),
join_paths(zstd_rootdir, 'lib/dictBuilder'))]
libzstd_sources = [join_paths(zstd_rootdir, 'lib/common/entropy_common.c'),
join_paths(zstd_rootdir, 'lib/common/fse_decompress.c'),
join_paths(zstd_rootdir, 'lib/common/threading.c'),
join_paths(zstd_rootdir, 'lib/common/pool.c'),
join_paths(zstd_rootdir, 'lib/common/zstd_common.c'),
join_paths(zstd_rootdir, 'lib/common/error_private.c'),
join_paths(zstd_rootdir, 'lib/common/xxhash.c'),
join_paths(zstd_rootdir, 'lib/compress/hist.c'),
join_paths(zstd_rootdir, 'lib/compress/fse_compress.c'),
join_paths(zstd_rootdir, 'lib/compress/huf_compress.c'),
join_paths(zstd_rootdir, 'lib/compress/zstd_compress.c'),
join_paths(zstd_rootdir, 'lib/compress/zstd_compress_literals.c'),
join_paths(zstd_rootdir, 'lib/compress/zstd_compress_sequences.c'),
join_paths(zstd_rootdir, 'lib/compress/zstd_compress_superblock.c'),
join_paths(zstd_rootdir, 'lib/compress/zstdmt_compress.c'),
join_paths(zstd_rootdir, 'lib/compress/zstd_fast.c'),
join_paths(zstd_rootdir, 'lib/compress/zstd_double_fast.c'),
join_paths(zstd_rootdir, 'lib/compress/zstd_lazy.c'),
join_paths(zstd_rootdir, 'lib/compress/zstd_opt.c'),
join_paths(zstd_rootdir, 'lib/compress/zstd_ldm.c'),
join_paths(zstd_rootdir, 'lib/decompress/huf_decompress.c'),
join_paths(zstd_rootdir, 'lib/decompress/zstd_decompress.c'),
join_paths(zstd_rootdir, 'lib/decompress/zstd_decompress_block.c'),
join_paths(zstd_rootdir, 'lib/decompress/zstd_ddict.c'),
join_paths(zstd_rootdir, 'lib/dictBuilder/cover.c'),
join_paths(zstd_rootdir, 'lib/dictBuilder/fastcover.c'),
join_paths(zstd_rootdir, 'lib/dictBuilder/divsufsort.c'),
join_paths(zstd_rootdir, 'lib/dictBuilder/zdict.c')]
# really we need anything that defines __GNUC__ as that is what ZSTD_ASM_SUPPORTED is gated on
# but these are the two compilers that are supported in tree and actually handle this correctly
# Otherwise, explicitly disable assmebly.
if [compiler_gcc, compiler_clang].contains(cc_id)
libzstd_sources += join_paths(zstd_rootdir, 'lib/decompress/huf_decompress_amd64.S')
else
add_project_arguments('-DZSTD_DISABLE_ASM', language: 'c')
endif
# Explicit define legacy support
add_project_arguments('-DZSTD_LEGACY_SUPPORT=@0@'.format(legacy_level),
language: 'c')
if legacy_level == 0
message('Legacy support: DISABLED')
else
# See ZSTD_LEGACY_SUPPORT of lib/README.md
message('Enable legacy support back to version 0.@0@'.format(legacy_level))
libzstd_includes += [ include_directories(join_paths(zstd_rootdir, 'lib/legacy')) ]
foreach i : [1, 2, 3, 4, 5, 6, 7]
if legacy_level <= i
libzstd_sources += join_paths(zstd_rootdir, 'lib/legacy/zstd_v0@0@.c'.format(i))
endif
endforeach
endif
libzstd_deps = []
if use_multi_thread
message('Enable multi-threading support')
add_project_arguments('-DZSTD_MULTITHREAD', language: 'c')
libzstd_deps = [ thread_dep ]
endif
libzstd_c_args = []
if cc_id == compiler_msvc
if default_library_type != 'static'
libzstd_sources += [windows_mod.compile_resources(
join_paths(zstd_rootdir, 'build/VS2010/libzstd-dll/libzstd-dll.rc'))]
libzstd_c_args += ['-DZSTD_DLL_EXPORT=1',
'-DZSTD_HEAPMODE=0',
'-D_CONSOLE',
'-D_CRT_SECURE_NO_WARNINGS']
else
libzstd_c_args += ['-DZSTD_HEAPMODE=0',
'-D_CRT_SECURE_NO_WARNINGS']
endif
endif
mingw_ansi_stdio_flags = []
if host_machine_os == os_windows and cc_id == compiler_gcc
mingw_ansi_stdio_flags = [ '-D__USE_MINGW_ANSI_STDIO' ]
endif
libzstd_c_args += mingw_ansi_stdio_flags
libzstd_debug_cflags = []
if use_debug
libzstd_c_args += '-DDEBUGLEVEL=@0@'.format(debug_level)
if cc_id == compiler_gcc or cc_id == compiler_clang
libzstd_debug_cflags = ['-Wstrict-aliasing=1', '-Wswitch-enum',
'-Wdeclaration-after-statement', '-Wstrict-prototypes',
'-Wundef', '-Wpointer-arith', '-Wvla',
'-Wformat=2', '-Winit-self', '-Wfloat-equal', '-Wwrite-strings',
'-Wredundant-decls', '-Wmissing-prototypes', '-Wc++-compat']
endif
endif
libzstd_c_args += cc.get_supported_arguments(libzstd_debug_cflags)
libzstd = library('zstd',
libzstd_sources,
include_directories: libzstd_includes,
c_args: libzstd_c_args,
gnu_symbol_visibility: 'hidden',
dependencies: libzstd_deps,
install: true,
version: zstd_libversion)
libzstd_dep = declare_dependency(link_with: libzstd,
include_directories: libzstd_includes)
pkgconfig.generate(libzstd,
name: 'libzstd',
filebase: 'libzstd',
description: 'fast lossless compression algorithm library',
version: zstd_libversion,
url: 'http://www.zstd.net/')
install_headers(join_paths(zstd_rootdir, 'lib/zstd.h'),
join_paths(zstd_rootdir, 'lib/zdict.h'),
join_paths(zstd_rootdir, 'lib/zstd_errors.h'))
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