3 license: 'GPL-2.0-or-later',
4 meson_version: '>=0.51',
8 'buildtype=debugoptimized',
12 dir_run_state = get_option('runstatedir')
13 opt_crypto = get_option('crypto')
14 opt_curses = get_option('curses')
15 opt_debug = get_option('debug')
16 opt_docs = get_option('docs')
17 opt_harden = get_option('hardening')
18 opt_jumbograms = get_option('jumbograms')
19 opt_lz4 = get_option('lz4')
20 opt_lzo = get_option('lzo')
21 opt_miniupnpc = get_option('miniupnpc')
22 opt_readline = get_option('readline')
23 opt_sandbox = get_option('sandbox')
24 opt_static = get_option('static')
25 opt_systemd = get_option('systemd')
26 opt_tests = get_option('tests')
27 opt_tunemu = get_option('tunemu')
28 opt_uml = get_option('uml')
29 opt_vde = get_option('vde')
30 opt_zlib = get_option('zlib')
32 meson_version = meson.version()
34 cc = meson.get_compiler('c')
35 os_name = host_machine.system()
36 cpu_family = host_machine.cpu_family()
39 python = find_program('python3', required: false)
41 if meson_version.version_compare('>=0.55')
42 python_path = python.full_path()
44 python_path = python.path()
50 cc_defs = ['-D_GNU_SOURCE']
52 cc_defs += '-D__EXTENSIONS__'
60 '-Wbad-function-cast',
61 '-Wduplicated-branches',
63 '-Wformat-overflow=2',
64 '-Wformat-truncation=1', # 2 prints too much noise
67 '-Wmissing-declarations',
69 '-Wmissing-prototypes',
70 '-Wno-embedded-directive',
71 '-Wold-style-definition',
74 '-Wstrict-prototypes',
76 '-Wtrampolines', # may require executable stack which is disabled
77 '-Wvla', # VLAs are not supported by MSVC
79 '-fdiagnostics-show-option',
80 '-fno-strict-overflow',
86 static = os_name == 'windows'
88 static = opt_static.enabled()
91 if static and cc_name != 'msvc'
97 # Most of these flags are already ON by default in the latest version of MSVC.
98 # Add anyway in case someone is building using an old toolchain.
99 cc_flags += ['/guard:cf', '/GS']
104 cpu_family.endswith('64') ? '/HIGHENTROPYVA' : '/SAFESEH',
108 '-D_FORTIFY_SOURCE=2',
109 '-fcf-protection=full',
110 '-fstack-protector-strong',
112 ld_flags += ['-Wl,-z,relro', '-Wl,-z,now', '-Wl,-z,noexecstack']
113 if os_name == 'windows'
114 ld_flags += ['-Wl,--dynamicbase', '-Wl,--nxcompat']
116 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90458
117 cc_flags += '-fstack-clash-protection'
122 cc_flags = cc.get_supported_arguments(cc_flags)
123 ld_flags = cc.get_supported_link_arguments(ld_flags)
125 add_project_arguments(cc_flags, language: 'c')
126 add_project_link_arguments(ld_flags, language: 'c')
128 build_root = meson.current_build_dir()
129 src_root = meson.current_source_dir()
131 prefix = get_option('prefix')
132 dir_bin = prefix / get_option('bindir')
133 dir_data = prefix / get_option('datadir')
134 dir_info = prefix / get_option('infodir')
135 dir_lib = prefix / get_option('libdir')
136 dir_local_state = prefix / get_option('localstatedir')
137 dir_locale = prefix / get_option('localedir')
138 dir_man = prefix / get_option('mandir')
139 dir_sbin = prefix / get_option('sbindir')
140 dir_sysconf = prefix / get_option('sysconfdir')
142 if dir_run_state == ''
143 dir_run_state = dir_local_state / 'run'
146 if not opt_docs.disabled()
152 if not opt_tests.disabled()
156 subdir('bash_completion.d')
158 if os_name == 'linux' and not opt_systemd.disabled()
163 run_target('reformat', command: [
165 '@SOURCE_ROOT@/lint.py',
169 run_target('lint', command: [
171 '@SOURCE_ROOT@/lint.py',
175 if meson_version.version_compare('>=0.53')
178 'sandbox': cdata.has('HAVE_SANDBOX'),
179 'watchdog': cdata.has('HAVE_WATCHDOG'),
180 }, bool_yn: true, section: 'System')