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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).
# #############################################################################
project('zstd',
['c', 'cpp'],
license: ['BSD', 'GPLv2'],
default_options : [
# There shouldn't be any need to force a C standard convention for zstd
# but in case one would want that anyway, this can be done here.
# 'c_std=gnu99',
# c++11 standard is useful for pzstd
'cpp_std=c++11',
'buildtype=release',
'warning_level=3',
# -Wdocumentation does not actually pass, nor do the test binaries,
# so this isn't safe
#'werror=true'
],
version: run_command(
find_program('GetZstdLibraryVersion.py'), '../../lib/zstd.h',
check: true).stdout().strip(),
meson_version: '>=0.50.0')
cc = meson.get_compiler('c')
cxx = meson.get_compiler('cpp')
pkgconfig = import('pkgconfig')
windows_mod = import('windows')
host_machine_os = host_machine.system()
os_windows = 'windows'
os_linux = 'linux'
os_darwin = 'darwin'
os_freebsd = 'freebsd'
os_sun = 'sunos'
cc_id = cc.get_id()
compiler_gcc = 'gcc'
compiler_clang = 'clang'
compiler_msvc = 'msvc'
zstd_version = meson.project_version()
zstd_libversion = zstd_version
# =============================================================================
# Installation directories
# =============================================================================
zstd_prefix = get_option('prefix')
zstd_bindir = get_option('bindir')
zstd_datadir = get_option('datadir')
zstd_mandir = get_option('mandir')
zstd_docdir = join_paths(zstd_datadir, 'doc', meson.project_name())
# =============================================================================
# Project options
# =============================================================================
# Built-in options
use_debug = get_option('debug')
buildtype = get_option('buildtype')
default_library_type = get_option('default_library')
# Custom options
debug_level = get_option('debug_level')
legacy_level = get_option('legacy_level')
use_backtrace = get_option('backtrace')
use_static_runtime = get_option('static_runtime')
bin_programs = get_option('bin_programs')
bin_contrib = get_option('bin_contrib')
bin_tests = get_option('bin_tests')
feature_multi_thread = get_option('multi_thread')
feature_zlib = get_option('zlib')
feature_lzma = get_option('lzma')
feature_lz4 = get_option('lz4')
# =============================================================================
# Dependencies
# =============================================================================
libm_dep = cc.find_library('m', required: false)
if host_machine_os == os_windows
thread_dep = dependency('', required: false)
use_multi_thread = not feature_multi_thread.disabled()
else
thread_dep = dependency('threads', required: feature_multi_thread)
use_multi_thread = thread_dep.found()
endif
# Arguments in dependency should be equivalent to those passed to pkg-config
zlib_dep = dependency('zlib', required: feature_zlib)
use_zlib = zlib_dep.found()
lzma_dep = dependency('liblzma', required: feature_lzma)
use_lzma = lzma_dep.found()
lz4_dep = dependency('liblz4', required: feature_lz4)
use_lz4 = lz4_dep.found()
# =============================================================================
# Compiler flags
# =============================================================================
add_project_arguments('-DXXH_NAMESPACE=ZSTD_', language: ['c'])
pzstd_warning_flags = []
if [compiler_gcc, compiler_clang].contains(cc_id)
common_warning_flags = [ '-Wundef', '-Wshadow', '-Wcast-align', '-Wcast-qual' ]
pzstd_warning_flags = ['-Wno-shadow', '-Wno-deprecated-declarations']
if cc_id == compiler_clang
common_warning_flags += ['-Wconversion', '-Wno-sign-conversion', '-Wdocumentation']
endif
noexecstack_flags = ['-Wa,--noexecstack' ]
noexecstack_link_flags = ['-Wl,-z,noexecstack']
cc_compile_flags = cc.get_supported_arguments(common_warning_flags + noexecstack_flags + ['-Wstrict-prototypes'])
cxx_compile_flags = cxx.get_supported_arguments(common_warning_flags + noexecstack_flags)
add_project_arguments(cc_compile_flags, language : 'c')
add_project_arguments(cxx_compile_flags, language : 'cpp')
cc_link_flags = cc.get_supported_link_arguments(noexecstack_link_flags)
cxx_link_flags = cxx.get_supported_link_arguments(noexecstack_link_flags)
add_project_link_arguments(cc_link_flags, language: 'c')
add_project_link_arguments(cxx_link_flags, language: 'cpp')
elif cc_id == compiler_msvc
msvc_compile_flags = [ '/D_UNICODE', '/DUNICODE' ]
if use_multi_thread
msvc_compile_flags += '/MP'
endif
if use_static_runtime
msvc_compile_flags += '/MT'
endif
add_project_arguments(msvc_compile_flags, language: ['c', 'cpp'])
endif
# =============================================================================
# Subdirs
# =============================================================================
subdir('lib')
if bin_programs or bin_tests
subdir('programs')
endif
if bin_tests
subdir('tests')
endif
if bin_contrib
subdir('contrib')
endif
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