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meson.build
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meson.build
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project(
'libucontext',
'c',
meson_version : '>=0.59.0',
default_options: ['c_std=gnu11', 'default_library=both'],
version : run_command('head', files('VERSION')).stdout()
)
cpu = get_option('cpu')
if cpu == ''
cpu = host_machine.cpu_family()
endif
if cpu == 'sh4'
cpu = 'sh'
endif
project_description = 'Portable implementation of ucontext'
project_headers = [
'include/libucontext/libucontext.h'
]
project_source_files = [
'arch' / cpu / 'getcontext.S',
'arch' / cpu / 'setcontext.S',
'arch' / cpu / 'swapcontext.S',
]
if cpu in ['mips', 'mips64']
project_source_files += [
'arch' / cpu / 'makecontext.S'
]
else
project_source_files += [
'arch' / cpu / 'makecontext.c'
]
endif
if cpu in ['ppc', 'ppc64']
project_source_files += [
'arch' / cpu / 'retfromsyscall.c'
]
endif
if cpu not in ['mips', 'mips64', 'ppc', 'ppc64', 's390x']
project_source_files += [
'arch' / cpu / 'trampoline.c'
]
else
project_source_files += [
'arch' / cpu / 'startcontext.S'
]
endif
project_includes = [
'include',
'arch/common'
]
build_args = [
'-D_BSD_SOURCE'
]
# ===================================================================
# ======
# Options
# ======
freestanding = get_option('freestanding')
export_unprefixed = get_option('export_unprefixed')
build_posix = true
if freestanding
build_args += '-DFREESTANDING'
build_posix = false
export_unprefixed = false
project_headers += ['arch' / cpu / 'include/libucontext/bits.h']
project_includes += ['arch' / cpu / 'include']
else
project_headers += ['arch/common/include/libucontext/bits.h']
project_includes += ['arch/common/include']
endif
if export_unprefixed
build_args += '-DEXPORT_UNPREFIXED'
endif
# ======
# Target
# ======
headers = include_directories(project_includes)
libucontext_target = library(
'ucontext',
project_source_files,
version: '1',
install : not meson.is_subproject(),
c_args : build_args,
pic: true,
include_directories : headers,
)
libucontext_dep = declare_dependency(
include_directories: headers,
link_with : libucontext_target
)
if build_posix
libucontext_posix_target = library(
'ucontext_posix',
project_source_files + ['libucontext_posix.c'],
version: '1',
install : not meson.is_subproject(),
c_args : build_args,
pic: true,
include_directories : headers,
)
libucontext_posix_dep = declare_dependency(
include_directories: headers,
link_with : libucontext_posix_target
)
endif
# =======
# Project
# =======
if not meson.is_subproject()
# Make this library usable from the system's
# package manager.
install_headers(project_headers, subdir : meson.project_name())
pkg_mod = import('pkgconfig')
pkg_mod.generate(
name : meson.project_name(),
filebase : meson.project_name(),
description : project_description,
subdirs : meson.project_name(),
libraries : libucontext_target,
)
endif
# ====
# Docs
# ====
if not meson.is_subproject() and get_option('docs')
subdir('doc')
endif
# ==========
# Unit Tests
# ==========
test('test_libucontext',
executable(
'test_libucontext',
files('test_libucontext.c'),
dependencies : libucontext_dep,
install : false
)
)
if build_posix
test('test_libucontext_posix',
executable(
'test_libucontext_posix',
files('test_libucontext_posix.c'),
dependencies : [libucontext_dep, libucontext_posix_dep],
install : false
)
)
endif