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# #############################################################################
# Copyright (c) 2018-present 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('lz4', ['c'],
license: ['BSD', 'GPLv2'],
default_options : ['c_std=c99',
'buildtype=release'],
version: '1.8.3',
meson_version: '>=0.47.0')
cc = meson.get_compiler('c')
pkgconfig = import('pkgconfig')
python3 = import('python').find_installation()
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'
lz4_version = meson.project_version()
lz4_libversion = ''
c_std = get_option('c_std')
# =============================================================================
# Installation directories
# =============================================================================
if host_machine_os == os_windows
lz4_prefix = '.'
lz4_bindir = 'bin'
lz4_datadir = 'share'
lz4_mandir = join_paths(lz4_datadir, 'man')
else
lz4_prefix = get_option('prefix')
lz4_bindir = join_paths(lz4_prefix, get_option('bindir'))
lz4_datadir = join_paths(lz4_prefix, get_option('datadir'))
lz4_mandir = join_paths(lz4_prefix, get_option('mandir'))
endif
lz4_docdir = join_paths(lz4_datadir, 'doc', meson.project_name())
# =============================================================================
# Project options
# =============================================================================
buildtype = get_option('buildtype')
# Built-in options
use_debug = get_option('debug')
# Custom options
debug_level = get_option('debug_level')
use_backtrace = get_option('backtrace')
build_programs = get_option('build_programs')
build_contrib = get_option('build_contrib')
build_tests = get_option('build_tests')
build_examples = get_option('build_examples')
#feature_multi_thread = get_option('multi_thread')
# =============================================================================
# Helper scripts for Meson
# =============================================================================
GetLz4LibraryVersion_py = files('GetLz4LibraryVersion.py')
# =============================================================================
# Getting project version from lz4.h
# =============================================================================
lz4_h_file = join_paths(meson.current_source_dir(), 'lib/lz4.h')
r = run_command(python3, GetLz4LibraryVersion_py, lz4_h_file)
if r.returncode() == 0
output = r.stdout().strip()
if output.version_compare('>@0@'.format(lz4_version))
lz4_version = output
message('Project version is now: @0@'.format(lz4_version))
endif
endif
if host_machine_os != os_windows
lz4_libversion = lz4_version
endif
# =============================================================================
# Dependencies
# =============================================================================
#libm_dep = cc.find_library('m', required: build_tests)
#thread_dep = dependency('threads', required: feature_multi_thread)
#use_multi_thread = thread_dep.found()
# =============================================================================
# Compiler flags
# =============================================================================
add_project_arguments(['-DXXH_NAMESPACE=LZ4_'], language: 'c')
if [compiler_gcc, compiler_clang].contains(cc_id)
common_warning_flags = []
if buildtype == 'release'
common_warning_flags = ['-Werror']
endif
if c_std == 'c89' or c_std == 'gnu89'
common_warning_flags += ['-pedantic', '-Wno-long-long', '-Wno-variadic-macros']
elif c_std == 'c99' or c_std == 'gnu99'
common_warning_flags += ['-pedantic']
endif
cc_compile_flags = cc.get_supported_arguments(common_warning_flags)
add_project_arguments(cc_compile_flags, language: 'c')
endif
# =============================================================================
# Subdirs
# =============================================================================
subdir('lib')
if build_programs
subdir('programs')
endif
if build_tests
subdir('tests')
endif
if build_contrib
subdir('contrib')
endif
if build_examples
subdir('examples')
endif
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