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project('get define', 'c', 'cpp')
host_system = host_machine.system()
system_define_map = {
'linux' : ['__linux__', '1'],
'darwin' : ['__APPLE__', '1'],
'windows' : ['_WIN32', '1'],
'cygwin' : ['__CYGWIN__', '1'],
'haiku' : ['__HAIKU__', '1'],
'dragonfly' : ['__DragonFly__', '1'],
'netbsd' : ['__NetBSD__', '1'],
'openbsd' : ['__OpenBSD__', '1'],
'gnu' : ['__GNU__', '1'],
'sunos' : ['__sun__', '1'],
# The __FreeBSD__ define will be equal to the major version of the release
# (ex, in FreeBSD 11.x, __FreeBSD__ == 11). To make the test robust when
# being run on various versions of FreeBSD, just test that the define is
# set.
'freebsd' : ['__FreeBSD__'],
}
foreach lang : ['c', 'cpp']
cc = meson.get_compiler(lang)
if not system_define_map.has_key(host_system)
error('Please report a bug and help us improve support for this platform')
endif
system_define = system_define_map.get(host_system)
def_name = system_define[0]
def_val = cc.get_define(system_define[0])
def_exist = cc.has_define(system_define[0])
assert((def_val != '') == def_exist,
'The has_define and get_define results for @0@ disagree with each other'.format(def_name))
if system_define.length() == 2
assert(def_val == system_define[1],
'@0@ value is @1@ instead of @2@'.format(def_name, def_val, system_define[1]))
elif system_define.length() == 1
assert(def_val != '', '@0@ value is unset'.format(def_name))
else
error('Invalid number of items in system_define array, this is a bug in the test!')
endif
if cc.find_library('z', required : false).found()
# When a C file containing #include <foo.h> is pre-processed and foo.h is
# found in the compiler's default search path, GCC inserts an extra comment
# between the delimiter and the define which causes a parsing error.
# https://github.com/mesonbuild/meson/issues/1726
if host_machine.system() == 'netbsd' or host_machine.system() == 'openbsd'
# NetBSD and OpenBSD's zlib don't have a ZLIB_VER_MAJOR, but they do have
# a ZLIB_VERSION (which is a string), so check the first non-quote
# character of that.
ver = cc.get_define('ZLIB_VERSION', prefix : '#include <zlib.h>')[1]
assert(ver == '1', 'ZLIB_VERSION (major) value is "@0@" instead of "1"'.format(ver))
else
ver = cc.get_define('ZLIB_VER_MAJOR', prefix : '#include <zlib.h>')
assert(ver == '1', 'ZLIB_VER_MAJOR value is "@0@" instead of "1"'.format(ver))
endif
endif
# Check that an undefined value is empty.
have_val = cc.get_define('MESON_FAIL_VALUE')
have = cc.has_define('MESON_FAIL_VALUE')
assert(have_val == '', 'MESON_FAIL_VALUE value is "@0@" instead of ""'.format(have_val))
assert(not have, 'MESON_FAIL_VALUE was found even though it should not have been')
# Check that an empty define is reported as existing.
have_val = cc.get_define('MESON_EMPTY_VALUE', prefix: ['#define MESON_EMPTY_VALUE'])
have = cc.has_define('MESON_EMPTY_VALUE', prefix: ['#define MESON_EMPTY_VALUE'])
assert(have_val == '', 'MESON_EMPTY_VALUE value is "@0@" instead of ""'.format(have_val))
assert(have, 'MESON_EMPTY_VALUE was not found even though it should have been')
# Check if prefix array works properly and has the expected order
have = cc.get_define('MESON_FAIL_VALUE', prefix: ['#define MESON_FAIL_VALUE 1', '#undef MESON_FAIL_VALUE'])
assert(have == '', 'MESON_FAIL_VALUE value is "@0@" instead of ""'.format(have))
have = cc.get_define('MESON_SUCCESS_VALUE', prefix: ['#undef MESON_SUCCESS_VALUE', '#define MESON_SUCCESS_VALUE 1'])
assert(have == '1', 'MESON_SUCCESS_VALUE value is "@0@" instead of ""'.format(have))
# This is used in the test_preprocessor_checks_CPPFLAGS() unit test.
have = cc.get_define('MESON_TEST_DEFINE_VALUE')
expect = get_option('MESON_TEST_DEFINE_VALUE')
assert(have == expect, 'MESON_TEST_DEFINE_VALUE value is "@0@" instead of "@1@"'.format(have, expect))
run_1665_test = false
if meson.is_cross_build()
lang_arg = meson.get_cross_property(lang + '_args', '')
if lang_arg == '-DMESON_TEST_ISSUE_1665=1'
run_1665_test = true
endif
endif
if run_1665_test
have = cc.get_define('MESON_TEST_ISSUE_1665')
assert(have == '1', 'MESON_TEST_ISSUE_1665 value is "@0@" instead of "1"'.format(have))
endif
have = cc.get_define('TEST_VERSION_STR',
prefix : '#include <concat.h>', include_directories: include_directories('.'))
assert(have == '"6.0.0"', 'TEST_VERSION_STR value is "@0@" instead of ""6.0.0""'.format(have))
concat_examples = {
'TEST_CONCAT_1': '"abcdef"',
'TEST_CONCAT_2': '1',
'TEST_CONCAT_3': '1 2 3',
'TEST_CONCAT_4': '"ab" 1 "cd"',
'TEST_CONCAT_5': '"ab\"cd"',
'TEST_CONCAT_6': '"ab\" \"cd"',
}
foreach def,expected : concat_examples
have = cc.get_define(def,
prefix : '#include <concat.h>', include_directories: include_directories('.'))
assert(have == expected, '@0@ value is "@1@" instead of "@2@"'.format(def, have, expected))
endforeach
endforeach