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project('OpenRC', 'c',
version : '0.49',
license: 'BSD-2',
default_options : [
'c_std=c99',
'prefix=/usr',
'warning_level=3',
],
meson_version : '>=0.53.2')
cc = meson.get_compiler('c')
fs = import('fs')
audit_dep = dependency('audit', required : get_option('audit'))
if audit_dep.found()
cc_audit_flags = '-DHAVE_AUDIT'
else
cc_audit_flags = []
endif
if get_option('branding') != ''
cc_branding_flags = '-DBRANDING=' + get_option('branding')
else
cc_branding_flags = []
endif
libname = get_option('libdir').split('/')[-1]
option_local_prefix = get_option('local_prefix')
if option_local_prefix == ''
local_prefix = get_option('prefix') / 'usr' / 'local'
else
local_prefix = option_local_prefix
endif
option_os = get_option('os')
if option_os == ''
uname = find_program('uname')
r = run_command(uname, '-s', check: true)
os = r.stdout().strip()
os = '-'.join(os.split('/'))
else
os = option_os
endif
if os != 'Linux'
kvm_dep = cc.find_library('kvm', required: true)
else
kvm_dep = []
endif
pam_dep = dependency('pam', required: false)
if not pam_dep.found()
pam_dep = cc.find_library('pam', required: false)
endif
if pam_dep.found() and get_option('pam')
cc_pam_flags = '-DHAVE_PAM'
else
cc_pam_flags = []
endif
if not pam_dep.found() and get_option('pam')
error('Pam was requested but could not be located')
endif
cap_dep = dependency('libcap', version: '>=2.33', required : get_option('capabilities'))
if cap_dep.found()
cc_cap_flags = '-DHAVE_CAP'
else
cc_cap_flags = []
endif
option_pkg_prefix = get_option('pkg_prefix')
if option_pkg_prefix == ''
if os == 'Dragonfly' or os == 'FreeBSD'
pkg_prefix = '/usr/local'
elif os == 'GNU' or os == 'GNU-kFreeBSD' or os == 'Linux'
pkg_prefix = '/usr'
elif os == 'NetBSD'
pkg_prefix = '/usr/pkg'
endif
else
pkg_prefix = option_pkg_prefix
endif
if get_option('split-usr') == 'auto'
split_usr = run_command('test', '-L', '/bin', check: false).returncode() != 0
else
split_usr = get_option('split-usr') == 'true'
endif
rootprefix = get_option('rootprefix')
rootprefix_default = fs.is_symlink('/bin') ? '/usr' : '/'
if rootprefix == ''
rootprefix = rootprefix_default
endif
bindir = rootprefix / get_option('bindir')
libdir = rootprefix / get_option('libdir')
libexecdir = get_option('libexecdir')
if os == 'Linux' and libexecdir == 'libexec'
libexecdir = 'lib'
endif
libexecdir = rootprefix / libexecdir
rc_libexecdir = libexecdir / 'rc'
rc_bindir = rc_libexecdir / 'bin'
rc_sbindir = rc_libexecdir / 'sbin'
rc_shdir = rc_libexecdir / 'sh'
sbindir = rootprefix / get_option('sbindir')
pamdir = get_option('sysconfdir') / 'pam.d'
crypt_dep = []
selinux_dep = dependency('libselinux', required : get_option('selinux'))
pam_misc_dep = []
if selinux_dep.found()
cc_selinux_flags = '-DHAVE_SELINUX'
if pam_dep.found() and get_option('pam')
pam_misc_dep = dependency('pam_misc', required: false)
if not pam_misc_dep.found()
pam_misc_dep = cc.find_library('pam_misc', required: false)
endif
if not pam_misc_dep.found() and get_option('pam')
error('Pam was requested but could not be located')
endif
else
crypt_dep = dependency('libcrypt', required : false)
if not crypt_dep.found()
crypt_dep = cc.find_library('crypt', required : true)
endif
endif
else
cc_selinux_flags = []
endif
termcap = get_option('termcap')
if termcap != ''
termcap_dep = dependency(termcap)
termcap_flags = '-DHAVE_TERMCAP'
else
termcap_dep = []
termcap_flags = []
endif
if get_option('buildtype').startswith('debug')
cc_debug_flags = ['-DRC_DEBUG']
else
cc_debug_flags = []
endif
if os == 'Linux' or os == 'GNU-kFreeBSD'
cc_os_flags = ['-D_DEFAULT_SOURCE']
elif os == 'FreeBSD'
cc_os_flags = ['-D_BSD_SOURCE']
elif os == 'GNU'
cc_os_flags = ['-D_DEFAULT_SOURCE', '-DMAXPATHLEN=4096', '-DPATH_MAX=4096']
endif
# Try and use some good cc flags if we're building from git. We don't use
# -pedantic as it will warn about our perfectly valid use of %m in our logger.
# We should be using -Wredundant-decls, but our library hidden proto stuff gives
# loads of warnings. I don't fully understand it (the hidden proto, not the
# warning) so we just silence the warning.
cc_warning_flags_test = [
'-Wcast-align',
'-Wcast-qual',
'-Wdeclaration-after-statement',
'-Wformat=2',
'-Winline',
'-Wmissing-declarations',
'-Wmissing-format-attribute',
'-Wmissing-noreturn',
'-Wmissing-prototypes',
'-Wnested-externs',
'-Wpointer-arith',
'-Wsequence-point',
'-Wshadow',
'-Wwrite-strings',
'-Werror=implicit-int',
'-Werror=implicit-function-declaration',
'-Werror=int-conversion',
'-Werror=incompatible-function-pointer-types',
]
cc_warning_flags = cc.get_supported_arguments(cc_warning_flags_test)
cc_flags = [cc_debug_flags, cc_os_flags, cc_warning_flags]
add_project_arguments(cc_flags, language : 'c')
# Meson's has_function_attribute doesn't know about GCC's extended
# version (with arguments), so we have to build a test program instead.
malloc_attribute_test = '''#include<stdlib.h>
__attribute__ ((malloc (free, 1)))
int func() { return 0; }
'''
if cc.compiles(malloc_attribute_test, name : 'malloc attribute with arguments')
add_project_arguments('-DHAVE_MALLOC_EXTENDED_ATTRIBUTE', language: 'c')
endif
if cc.has_function('closefrom', prefix: '#define _GNU_SOURCE\n#include <unistd.h>')
add_project_arguments('-DHAVE_CLOSEFROM', language: 'c')
endif
if cc.has_function('close_range', prefix: '#define _GNU_SOURCE\n#include <unistd.h>') and \
cc.has_header_symbol('unistd.h', 'CLOSE_RANGE_CLOEXEC', prefix: '#define _GNU_SOURCE')
add_project_arguments('-DHAVE_CLOSE_RANGE_CLOEXEC', language: 'c')
endif
if cc.has_function('strlcpy', prefix: '#define _GNU_SOURCE\n#include <string.h>')
add_project_arguments('-DHAVE_STRLCPY', language: 'c')
endif
incdir = include_directories('src/shared')
einfo_incdir = include_directories('src/libeinfo')
rc_incdir = include_directories('src/librc')
init_d_conf_data = configuration_data()
init_d_conf_data.set('SBINDIR', sbindir)
init_d_conf_data.set('PKG_PREFIX', pkg_prefix)
init_d_conf_data.set('SYSCONFDIR', get_option('sysconfdir'))
dl_dep = cc.find_library('dl', required: false)
util_dep = cc.find_library('util', required: false)
subdir('bash-completion')
subdir('conf.d')
subdir('etc')
subdir('init.d')
subdir('local.d')
subdir('man')
subdir('pkgconfig')
subdir('sh')
subdir('src')
subdir('support')
subdir('sysctl.d')
subdir('test')
subdir('zsh-completion')
meson.add_install_script('tools/meson_runlevels.sh',
os,
get_option('newnet') ? 'yes' : 'no',
rc_libexecdir,
get_option('sysconfdir'),
get_option('sysvinit') ? 'yes' : 'no')
meson.add_install_script('tools/meson_final.sh',
rc_libexecdir,
sbindir,
os,
get_option('sysvinit') ? 'yes' : 'no')
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