# this is a base set of waf rules that everything else pulls in first
-import sys, wafsamba, Configure
-import Options, os, preproc
-from samba_utils import *
+import os, sys
+from waflib import Configure, Logs, Options, Utils, Context, Errors
+import wafsamba
+from samba_utils import os_path_relpath
from optparse import SUPPRESS_HELP
# this forces configure to be re-run if any of the configure
# are resolved related to WAFCACHE. It will need a lot of testing
# before it is enabled by default.
if '--enable-auto-reconfigure' in sys.argv:
- Configure.autoconfig = True
+ Configure.autoconfig = 'clobber'
-def set_options(opt):
- opt.tool_options('compiler_cc')
+def default_value(option, default=''):
+ if option in Options.options.__dict__:
+ return Options.options.__dict__[option]
+ return default
- opt.tool_options('gnu_dirs')
+def options(opt):
+ opt.load('compiler_cc')
+
+ opt.load('gnu_dirs')
gr = opt.option_group('library handling options')
help=("comma separated list of bundled libraries. May include !LIBNAME to disable bundling a library. Can be 'NONE' or 'ALL' [auto]"),
action="store", dest='BUNDLED_LIBS', default='')
- extension_default = Options.options['BUNDLED_EXTENSION_DEFAULT']
- gr.add_option('--bundled-library-extension',
- help=("name extension for bundled libraries [%s]" % extension_default),
- action="store", dest='BUNDLED_EXTENSION', default=extension_default)
+ gr.add_option('--private-libraries',
+ help=("comma separated list of normally public libraries to build instead as private libraries. May include !LIBNAME to disable making a library private. Can be 'NONE' or 'ALL' [auto]"),
+ action="store", dest='PRIVATE_LIBS', default='')
+
+ extension_default = default_value('PRIVATE_EXTENSION_DEFAULT')
+ gr.add_option('--private-library-extension',
+ help=("name extension for private libraries [%s]" % extension_default),
+ action="store", dest='PRIVATE_EXTENSION', default=extension_default)
- extension_exception = Options.options['BUNDLED_EXTENSION_EXCEPTION']
- gr.add_option('--bundled-extension-exception',
- help=("comman separated list of libraries to not apply extension to [%s]" % extension_exception),
- action="store", dest='BUNDLED_EXTENSION_EXCEPTION', default=extension_exception)
+ extension_exception = default_value('PRIVATE_EXTENSION_EXCEPTION')
+ gr.add_option('--private-extension-exception',
+ help=("comma separated list of libraries to not apply extension to [%s]" % extension_exception),
+ action="store", dest='PRIVATE_EXTENSION_EXCEPTION', default=extension_exception)
- builtin_defauilt = Options.options['BUILTIN_LIBRARIES_DEFAULT']
+ builtin_default = default_value('BUILTIN_LIBRARIES_DEFAULT')
gr.add_option('--builtin-libraries',
- help=("command separated list of libraries to build directly into binaries [%s]" % builtin_defauilt),
- action="store", dest='BUILTIN_LIBRARIES', default=builtin_defauilt)
+ help=("command separated list of libraries to build directly into binaries [%s]" % builtin_default),
+ action="store", dest='BUILTIN_LIBRARIES', default=builtin_default)
gr.add_option('--minimum-library-version',
help=("list of minimum system library versions (LIBNAME1:version,LIBNAME2:version)"),
action="store", dest='MINIMUM_LIBRARY_VERSION', default='')
- gr.add_option('--disable-shared',
- help=("Disable all use of shared libraries"),
- action="store_true", dest='disable_shared', default=False)
gr.add_option('--disable-rpath',
help=("Disable use of rpath for build binaries"),
action="store_true", dest='disable_rpath_build', default=False)
gr.add_option('--disable-rpath-install',
- help=("Disable use of rpath for installed binaries"),
+ help=("Disable use of rpath for library path in installed files"),
action="store_true", dest='disable_rpath_install', default=False)
+ gr.add_option('--disable-rpath-private-install',
+ help=("Disable use of rpath for private library path in installed files"),
+ action="store_true", dest='disable_rpath_private_install', default=False)
gr.add_option('--nonshared-binary',
help=("Disable use of shared libs for the listed binaries"),
action="store", dest='NONSHARED_BINARIES', default='')
+ gr.add_option('--disable-symbol-versions',
+ help=("Disable use of the --version-script linker option"),
+ action="store_true", dest='disable_symbol_versions', default=False)
opt.add_option('--with-modulesdir',
help=("modules directory [PREFIX/modules]"),
action="store", dest='MODULESDIR', default='${PREFIX}/modules')
+ opt.add_option('--with-privatelibdir',
+ help=("private library directory [PREFIX/lib/%s]" % Context.g_module.APPNAME),
+ action="store", dest='PRIVATELIBDIR', default=None)
+
+ opt.add_option('--with-libiconv',
+ help='additional directory to search for libiconv',
+ action='store', dest='iconv_open', default='/usr/local',
+ match = ['Checking for library iconv', 'Checking for iconv_open', 'Checking for header iconv.h'])
+ opt.add_option('--without-gettext',
+ help=("Disable use of gettext"),
+ action="store_true", dest='disable_gettext', default=False)
+
gr = opt.option_group('developer options')
gr.add_option('-C',
gr.add_option('--enable-auto-reconfigure',
help='enable automatic reconfigure on build',
action='store_true', dest='enable_auto_reconfigure')
+ gr.add_option('--enable-debug',
+ help=("Turn on debugging symbols"),
+ action="store_true", dest='debug', default=False)
gr.add_option('--enable-developer',
help=("Turn on developer warnings and debugging"),
action="store_true", dest='developer', default=False)
- gr.add_option('--picky-developer',
- help=("Treat all warnings as errors (enable -Werror)"),
- action="store_true", dest='picky_developer', default=False)
+ gr.add_option('--disable-warnings-as-errors',
+ help=("Do not treat all warnings as errors (disable -Werror)"),
+ action="store_true", dest='disable_warnings_as_errors', default=False)
+ opt.add_option('--enable-coverage',
+ help=("enable options necessary for code coverage "
+ "reporting on selftest (default=no)"),
+ action="store_true", dest='enable_coverage', default=False)
gr.add_option('--fatal-errors',
help=("Stop compilation on first error (enable -Wfatal-errors)"),
action="store_true", dest='fatal_errors', default=False)
gr.add_option('--enable-gccdeps',
help=("Enable use of gcc -MD dependency module"),
- action="store_true", dest='enable_gccdeps', default=False)
- gr.add_option('--timestamp-dependencies',
- help=("use file timestamps instead of content for build dependencies (BROKEN)"),
- action="store_true", dest='timestamp_dependencies', default=False)
+ action="store_true", dest='enable_gccdeps', default=True)
gr.add_option('--pedantic',
help=("Enable even more compiler warnings"),
action='store_true', dest='pedantic', default=False)
+ gr.add_option('--git-local-changes',
+ help=("mark version with + if local git changes"),
+ action='store_true', dest='GIT_LOCAL_CHANGES', default=False)
+ gr.add_option('--address-sanitizer',
+ help=("Enable address sanitizer compile and linker flags"),
+ action="store_true", dest='address_sanitizer', default=False)
+ gr.add_option('--undefined-sanitizer',
+ help=("Enable undefined behaviour sanitizer compile and linker flags"),
+ action="store_true",
+ dest='undefined_sanitizer',
+ default=False)
+ gr.add_option('--enable-libfuzzer',
+ help=("Build fuzzing binaries (requires compiler options for libFuzzer or compiler wrapper such as honggfuzz/hfuzz-cc)"),
+ action="store_true", dest='enable_libfuzzer', default=False)
gr.add_option('--abi-check',
help=("Check ABI signatures for libraries"),
help=("Update ABI signature files for libraries"),
action='store_true', dest='ABI_UPDATE', default=False)
+ gr.add_option('--show-deps',
+ help=("Show dependency tree for the given target"),
+ dest='SHOWDEPS', default='')
+
+ gr.add_option('--symbol-check',
+ help=("check symbols in object files against project rules"),
+ action='store_true', dest='SYMBOLCHECK', default=False)
+
+ gr.add_option('--dup-symbol-check',
+ help=("check for duplicate symbols in object files and system libs (must be configured with --enable-developer)"),
+ action='store_true', dest='DUP_SYMBOLCHECK', default=False)
+
+ gr.add_option('--why-needed',
+ help=("TARGET:DEPENDENCY check why TARGET needs DEPENDENCY"),
+ action='store', type='str', dest='WHYNEEDED', default=None)
+
+ gr.add_option('--show-duplicates',
+ help=("Show objects which are included in multiple binaries or libraries"),
+ action='store_true', dest='SHOW_DUPLICATES', default=False)
+
gr = opt.add_option_group('cross compilation options')
gr.add_option('--cross-compile',
opt.add_option('--host',
help=SUPPRESS_HELP,
action='store', dest='AUTOCONF_HOST', default='')
+ opt.add_option('--target',
+ help=SUPPRESS_HELP,
+ action='store', dest='AUTOCONF_TARGET', default='')
opt.add_option('--program-prefix',
help=SUPPRESS_HELP,
action='store', dest='AUTOCONF_PROGRAM_PREFIX', default='')
opt.add_option('--disable-dependency-tracking',
help=SUPPRESS_HELP,
action='store_true', dest='AUTOCONF_DISABLE_DEPENDENCY_TRACKING', default=False)
+ opt.add_option('--disable-silent-rules',
+ help=SUPPRESS_HELP,
+ action='store_true', dest='AUTOCONF_DISABLE_SILENT_RULES', default=False)
+
+ gr = opt.option_group('dist options')
+ gr.add_option('--sign-release',
+ help='sign the release tarball created by waf dist',
+ action='store_true', dest='SIGN_RELEASE')
+ gr.add_option('--tag',
+ help='tag release in git at the same time',
+ type='string', action='store', dest='TAG_RELEASE')
+
+ opt.add_option('--disable-python',
+ help='do not generate python modules',
+ action='store_true', dest='disable_python', default=False)
-@wafsamba.runonce
+@Utils.run_once
def configure(conf):
conf.env.hlist = []
- conf.env.srcdir = conf.srcdir
+ conf.env.srcdir = conf.srcnode.abspath()
- if Options.options.timestamp_dependencies:
- conf.ENABLE_TIMESTAMP_DEPENDENCIES()
+ conf.define('SRCDIR', conf.env['srcdir'])
conf.SETUP_CONFIGURE_CACHE(Options.options.enable_configure_cache)
# load our local waf extensions
- conf.check_tool('gnu_dirs')
- conf.check_tool('wafsamba')
+ conf.load('gnu_dirs')
+ conf.load('wafsamba')
conf.CHECK_CC_ENV()
- conf.check_tool('compiler_cc')
+ conf.load('compiler_c')
+
+ conf.CHECK_STANDARD_LIBPATH()
# we need git for 'waf dist'
conf.find_program('git', var='GIT')
+ # older gcc versions (< 4.4) does not work with gccdeps, so we have to see if the .d file is generated
if Options.options.enable_gccdeps:
- # don't enable gccdeps by default as it needs a very recent version gcc
- conf.check_tool('gccdeps', tooldir=conf.srcdir + "/buildtools/wafsamba")
+ # stale file removal - the configuration may pick up the old .pyc file
+ p = os.path.join(conf.env.srcdir, 'buildtools/wafsamba/gccdeps.pyc')
+ if os.path.exists(p):
+ os.remove(p)
+ conf.load('gccdeps')
# make the install paths available in environment
conf.env.LIBDIR = Options.options.LIBDIR or '${PREFIX}/lib'
conf.env.BINDIR = Options.options.BINDIR or '${PREFIX}/bin'
conf.env.SBINDIR = Options.options.SBINDIR or '${PREFIX}/sbin'
conf.env.MODULESDIR = Options.options.MODULESDIR
+ conf.env.PRIVATELIBDIR = Options.options.PRIVATELIBDIR
conf.env.BUNDLED_LIBS = Options.options.BUNDLED_LIBS.split(',')
+ conf.env.SYSTEM_LIBS = ()
+ conf.env.PRIVATE_LIBS = Options.options.PRIVATE_LIBS.split(',')
conf.env.BUILTIN_LIBRARIES = Options.options.BUILTIN_LIBRARIES.split(',')
- conf.env.DISABLE_SHARED = Options.options.disable_shared
conf.env.NONSHARED_BINARIES = Options.options.NONSHARED_BINARIES.split(',')
- conf.env.BUNDLED_EXTENSION = Options.options.BUNDLED_EXTENSION
- conf.env.BUNDLED_EXTENSION_EXCEPTION = Options.options.BUNDLED_EXTENSION_EXCEPTION.split(',')
+ conf.env.PRIVATE_EXTENSION = Options.options.PRIVATE_EXTENSION
+ conf.env.PRIVATE_EXTENSION_EXCEPTION = Options.options.PRIVATE_EXTENSION_EXCEPTION.split(',')
conf.env.CROSS_COMPILE = Options.options.CROSS_COMPILE
conf.env.CROSS_EXECUTE = Options.options.CROSS_EXECUTE
conf.env.AUTOCONF_HOST = Options.options.AUTOCONF_HOST
conf.env.AUTOCONF_PROGRAM_PREFIX = Options.options.AUTOCONF_PROGRAM_PREFIX
+ conf.env.disable_python = Options.options.disable_python
+
if (conf.env.AUTOCONF_HOST and
conf.env.AUTOCONF_BUILD and
conf.env.AUTOCONF_BUILD != conf.env.AUTOCONF_HOST):
except:
conf.env.ABI_CHECK = False
- conf.CHECK_COMMAND(['uname', '-a'],
- msg='Checking build system',
- define='BUILD_SYSTEM',
- on_target=False)
+ conf.env.enable_coverage = Options.options.enable_coverage
+ if conf.env.enable_coverage:
+ conf.ADD_LDFLAGS('-lgcov', testflags=True)
+ conf.ADD_CFLAGS('--coverage', testflags=True)
+ # disable abi check for coverage, otherwise ld will fail
+ conf.env.ABI_CHECK = False
+
+ conf.env.GIT_LOCAL_CHANGES = Options.options.GIT_LOCAL_CHANGES
+
conf.CHECK_UNAME()
# see if we can compile and run a simple C program
headers='stdio.h',
msg='Checking simple C program')
- # see if we can build shared libs
- if not conf.CHECK_LIBRARY_SUPPORT():
- conf.env.DISABLE_SHARED = True
+ # Try to find the right extra flags for -Werror behaviour
+ for f in ["-Werror", # GCC
+ "-errwarn=%all", # Sun Studio
+ "-qhalt=w", # IBM xlc
+ "-w2", # Tru64
+ ]:
+ if conf.CHECK_CFLAGS([f]):
+ if not 'WERROR_CFLAGS' in conf.env:
+ conf.env['WERROR_CFLAGS'] = []
+ conf.env['WERROR_CFLAGS'].extend([f])
+ break
+
+ # check which compiler/linker flags are needed for rpath support
+ if conf.CHECK_LDFLAGS(['-Wl,-rpath,.']):
+ conf.env['RPATH_ST'] = '-Wl,-rpath,%s'
+ elif conf.CHECK_LDFLAGS(['-Wl,-R,.']):
+ conf.env['RPATH_ST'] = '-Wl,-R,%s'
# check for rpath
- if not conf.env.DISABLE_SHARED and conf.CHECK_LIBRARY_SUPPORT(rpath=True):
+ if conf.CHECK_LIBRARY_SUPPORT(rpath=True):
+ support_rpath = True
conf.env.RPATH_ON_BUILD = not Options.options.disable_rpath_build
conf.env.RPATH_ON_INSTALL = (conf.env.RPATH_ON_BUILD and
not Options.options.disable_rpath_install)
+ if not conf.env.PRIVATELIBDIR:
+ conf.env.PRIVATELIBDIR = '%s/%s' % (conf.env.LIBDIR, Context.g_module.APPNAME)
+ conf.env.RPATH_ON_INSTALL_PRIVATE = (
+ not Options.options.disable_rpath_private_install)
else:
+ support_rpath = False
conf.env.RPATH_ON_INSTALL = False
conf.env.RPATH_ON_BUILD = False
+ conf.env.RPATH_ON_INSTALL_PRIVATE = False
+ if not conf.env.PRIVATELIBDIR:
+ # rpath is not possible so there is no sense in having a
+ # private library directory by default.
+ # the user can of course always override it.
+ conf.env.PRIVATELIBDIR = conf.env.LIBDIR
+
+ if (not Options.options.disable_symbol_versions and
+ conf.CHECK_LIBRARY_SUPPORT(rpath=support_rpath,
+ version_script=True,
+ msg='-Wl,--version-script support')):
+ conf.env.HAVE_LD_VERSION_SCRIPT = True
+ else:
+ conf.env.HAVE_LD_VERSION_SCRIPT = False
+
+ if conf.CHECK_CFLAGS(['-fvisibility=hidden']):
+ conf.env.VISIBILITY_CFLAGS = '-fvisibility=hidden'
+ conf.CHECK_CODE('''int main(void) { return 0; }
+ __attribute__((visibility("default"))) void vis_foo2(void) {}\n''',
+ cflags=conf.env.VISIBILITY_CFLAGS,
+ strict=True,
+ define='HAVE_VISIBILITY_ATTR', addmain=False)
+
+ # check HAVE_CONSTRUCTOR_ATTRIBUTE
+ conf.CHECK_CODE('''
+ void test_constructor_attribute(void) __attribute__ ((constructor));
+
+ void test_constructor_attribute(void)
+ {
+ return;
+ }
+
+ int main(void) {
+ return 0;
+ }
+ ''',
+ 'HAVE_CONSTRUCTOR_ATTRIBUTE',
+ addmain=False,
+ strict=True,
+ msg='Checking for library constructor support')
+
+ # check HAVE_DESTRUCTOR_ATTRIBUTE
+ conf.CHECK_CODE('''
+ void test_destructor_attribute(void) __attribute__ ((destructor));
+
+ void test_destructor_attribute(void)
+ {
+ return;
+ }
+
+ int main(void) {
+ return 0;
+ }
+ ''',
+ 'HAVE_DESTRUCTOR_ATTRIBUTE',
+ addmain=False,
+ strict=True,
+ msg='Checking for library destructor support')
+
+ conf.CHECK_CODE('''
+ void test_attribute(void) __attribute__ (());
+
+ void test_attribute(void)
+ {
+ return;
+ }
+
+ int main(void) {
+ return 0;
+ }
+ ''',
+ 'HAVE___ATTRIBUTE__',
+ addmain=False,
+ strict=True,
+ msg='Checking for __attribute__')
+
+ if sys.platform.startswith('aix'):
+ conf.DEFINE('_ALL_SOURCE', 1, add_to_cflags=True)
+ # Might not be needed if ALL_SOURCE is defined
+ # conf.DEFINE('_XOPEN_SOURCE', 600, add_to_cflags=True)
# we should use the PIC options in waf instead
- conf.ADD_CFLAGS('-fPIC', testflags=True)
+ # Some compilo didn't support -fPIC but just print a warning
+ if conf.env['COMPILER_CC'] == "suncc":
+ conf.ADD_CFLAGS('-KPIC', testflags=True)
+ # we really want define here as we need to have this
+ # define even during the tests otherwise detection of
+ # boolean is broken
+ conf.DEFINE('_STDC_C99', 1, add_to_cflags=True)
+ conf.DEFINE('_XPG6', 1, add_to_cflags=True)
+ else:
+ conf.ADD_CFLAGS('-fPIC', testflags=True)
+
+ # On Solaris 8 with suncc (at least) the flags for the linker to define the name of the
+ # library are not always working (if the command line is very very long and with a lot
+ # files)
+
+ if conf.env['COMPILER_CC'] == "suncc":
+ save = conf.env['SONAME_ST']
+ conf.env['SONAME_ST'] = '-Wl,-h,%s'
+ if not conf.CHECK_SHLIB_INTRASINC_NAME_FLAGS("Checking if flags %s are ok" % conf.env['SONAME_ST']):
+ conf.env['SONAME_ST'] = save
conf.CHECK_INLINE()
# check for pkgconfig
- conf.check_cfg(atleast_pkgconfig_version='0.0.0')
+ conf.CHECK_CFG(atleast_pkgconfig_version='0.0.0')
conf.DEFINE('_GNU_SOURCE', 1, add_to_cflags=True)
conf.DEFINE('_XOPEN_SOURCE_EXTENDED', 1, add_to_cflags=True)
+ #
+ # Needs to be defined before std*.h and string*.h are included
+ # As Python.h already brings string.h we need it in CFLAGS.
+ # See memset_s() details here:
+ # https://en.cppreference.com/w/c/string/byte/memset
+ #
+ if conf.CHECK_CFLAGS(['-D__STDC_WANT_LIB_EXT1__=1']):
+ conf.ADD_CFLAGS('-D__STDC_WANT_LIB_EXT1__=1')
+
+ # on Tru64 certain features are only available with _OSF_SOURCE set to 1
+ # and _XOPEN_SOURCE set to 600
+ if conf.env['SYSTEM_UNAME_SYSNAME'] == 'OSF1':
+ conf.DEFINE('_OSF_SOURCE', 1, add_to_cflags=True)
+ conf.DEFINE('_XOPEN_SOURCE', 600, add_to_cflags=True)
+
+ # SCM_RIGHTS is only avail if _XOPEN_SOURCE iѕ defined on IRIX
+ if conf.env['SYSTEM_UNAME_SYSNAME'] == 'IRIX':
+ conf.DEFINE('_XOPEN_SOURCE', 600, add_to_cflags=True)
+ conf.DEFINE('_BSD_TYPES', 1, add_to_cflags=True)
+
+ # Try to find the right extra flags for C99 initialisers
+ for f in ["", "-AC99", "-qlanglvl=extc99", "-qlanglvl=stdc99", "-c99"]:
+ if conf.CHECK_CFLAGS([f], '''
+struct foo {int x;char y;};
+struct foo bar = { .y = 'X', .x = 1 };
+'''):
+ if f != "":
+ conf.ADD_CFLAGS(f)
+ break
+
# get the base headers we'll use for the rest of the tests
conf.CHECK_HEADERS('stdio.h sys/types.h sys/stat.h stdlib.h stddef.h memory.h string.h',
add_headers=True)
conf.CHECK_HEADERS('strings.h inttypes.h stdint.h unistd.h minix/config.h', add_headers=True)
- conf.CHECK_HEADERS('ctype.h standards.h stdbool.h stdint.h stdarg.h vararg.h', add_headers=True)
+ conf.CHECK_HEADERS('ctype.h', add_headers=True)
+
+ if sys.platform != 'darwin':
+ conf.CHECK_HEADERS('standards.h', add_headers=True)
+
+ conf.CHECK_HEADERS('stdbool.h stdint.h stdarg.h vararg.h', add_headers=True)
conf.CHECK_HEADERS('limits.h assert.h')
# see if we need special largefile flags
- conf.CHECK_LARGEFILE()
+ if not conf.CHECK_LARGEFILE():
+ raise Errors.WafError('Samba requires large file support support, but not available on this platform: sizeof(off_t) < 8')
- if 'HAVE_STDDEF_H' in conf.env and 'HAVE_STDLIB_H' in conf.env:
+ if conf.env.HAVE_STDDEF_H and conf.env.HAVE_STDLIB_H:
conf.DEFINE('STDC_HEADERS', 1)
conf.CHECK_HEADERS('sys/time.h time.h', together=True)
- if 'HAVE_SYS_TIME_H' in conf.env and 'HAVE_TIME_H' in conf.env:
+ if conf.env.HAVE_SYS_TIME_H and conf.env.HAVE_TIME_H:
conf.DEFINE('TIME_WITH_SYS_TIME', 1)
- conf.define('SHLIBEXT', "so", quote=True)
-
- conf.CHECK_CODE('long one = 1; return ((char *)(&one))[0]',
- execute=True,
- define='WORDS_BIGENDIAN')
+ # cope with different extensions for libraries
+ (root, ext) = os.path.splitext(conf.env.cshlib_PATTERN)
+ if ext[0] == '.':
+ conf.define('SHLIBEXT', ext[1:], quote=True)
+ else:
+ conf.define('SHLIBEXT', "so", quote=True)
+
+ # First try a header check for cross-compile friendlyness
+ conf.CHECK_CODE(code = """#ifdef __BYTE_ORDER
+ #define B __BYTE_ORDER
+ #elif defined(BYTE_ORDER)
+ #define B BYTE_ORDER
+ #endif
+
+ #ifdef __LITTLE_ENDIAN
+ #define LITTLE __LITTLE_ENDIAN
+ #elif defined(LITTLE_ENDIAN)
+ #define LITTLE LITTLE_ENDIAN
+ #endif
+
+ #if !defined(LITTLE) || !defined(B) || LITTLE != B
+ #error Not little endian.
+ #endif
+ int main(void) { return 0; }\n""",
+ addmain=False,
+ headers="endian.h sys/endian.h",
+ define="HAVE_LITTLE_ENDIAN")
+ conf.CHECK_CODE(code = """#ifdef __BYTE_ORDER
+ #define B __BYTE_ORDER
+ #elif defined(BYTE_ORDER)
+ #define B BYTE_ORDER
+ #endif
+
+ #ifdef __BIG_ENDIAN
+ #define BIG __BIG_ENDIAN
+ #elif defined(BIG_ENDIAN)
+ #define BIG BIG_ENDIAN
+ #endif
+
+ #if !defined(BIG) || !defined(B) || BIG != B
+ #error Not big endian.
+ #endif
+ int main(void) { return 0; }\n""",
+ addmain=False,
+ headers="endian.h sys/endian.h",
+ define="HAVE_BIG_ENDIAN")
+
+ if not conf.CONFIG_SET("HAVE_BIG_ENDIAN") and not conf.CONFIG_SET("HAVE_LITTLE_ENDIAN"):
+ # That didn't work! Do runtime test.
+ conf.CHECK_CODE("""union { int i; char c[sizeof(int)]; } u;
+ u.i = 0x01020304;
+ return u.c[0] == 0x04 && u.c[1] == 0x03 && u.c[2] == 0x02 && u.c[3] == 0x01 ? 0 : 1;""",
+ addmain=True, execute=True,
+ define='HAVE_LITTLE_ENDIAN',
+ msg="Checking for HAVE_LITTLE_ENDIAN - runtime")
+ conf.CHECK_CODE("""union { int i; char c[sizeof(int)]; } u;
+ u.i = 0x01020304;
+ return u.c[0] == 0x01 && u.c[1] == 0x02 && u.c[2] == 0x03 && u.c[3] == 0x04 ? 0 : 1;""",
+ addmain=True, execute=True,
+ define='HAVE_BIG_ENDIAN',
+ msg="Checking for HAVE_BIG_ENDIAN - runtime")
+
+ # Extra sanity check.
+ if conf.CONFIG_SET("HAVE_BIG_ENDIAN") == conf.CONFIG_SET("HAVE_LITTLE_ENDIAN"):
+ Logs.error("Failed endian determination. The PDP-11 is back?")
+ sys.exit(1)
+ else:
+ if conf.CONFIG_SET("HAVE_BIG_ENDIAN"):
+ conf.DEFINE('WORDS_BIGENDIAN', 1)
# check if signal() takes a void function
if conf.CHECK_CODE('return *(signal (0, 0)) (0) == 1',
eprintf("bla", "bar")
''', define='HAVE__VA_ARGS__MACRO')
+ conf.env.enable_libfuzzer = Options.options.enable_libfuzzer
+ if conf.env.enable_libfuzzer:
+ conf.DEFINE('ENABLE_LIBFUZZER', 1)
+
conf.SAMBA_BUILD_ENV()
def build(bld):
# give a more useful message if the source directory has moved
- relpath = os_path_relpath(bld.curdir, bld.srcnode.abspath())
+ curdir = bld.path.abspath()
+ srcdir = bld.srcnode.abspath()
+ relpath = os_path_relpath(curdir, srcdir)
if relpath.find('../') != -1:
- Logs.error('bld.curdir %s is not a child of %s' % (bld.curdir, bld.srcnode.abspath()))
- raise Utils.WafError('''The top source directory has moved. Please run distclean and reconfigure''')
+ Logs.error('bld.path %s is not a child of %s' % (curdir, srcdir))
+ raise Errors.WafError('''The top source directory has moved. Please run distclean and reconfigure''')
- bld.CHECK_MAKEFLAGS()
bld.SETUP_BUILD_GROUPS()
bld.ENFORCE_GROUP_ORDERING()
bld.CHECK_PROJECT_RULES()