#!/usr/bin/env python # this is a base set of waf rules that everything else pulls in first import sys, wafsamba, Configure, Logs import Options, os, preproc from samba_utils import * from optparse import SUPPRESS_HELP # this forces configure to be re-run if any of the configure # sections of the build scripts change. We have to check # for this in sys.argv as options have not yet been parsed when # we need to set this. This is off by default until some issues # 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 def set_options(opt): opt.tool_options('compiler_cc') opt.tool_options('gnu_dirs') gr = opt.option_group('library handling options') gr.add_option('--bundled-libraries', 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='') 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 = Options.options['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['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'] 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) 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 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]" % Utils.g_module.APPNAME), action="store", dest='PRIVATELIBDIR', default=None) gr = opt.option_group('developer options') gr.add_option('-C', help='enable configure cacheing', action='store_true', dest='enable_configure_cache') 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('--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=True) gr.add_option('--timestamp-dependencies', help=("use file timestamps instead of content for build dependencies (BROKEN)"), action="store_true", dest='timestamp_dependencies', default=False) 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('--abi-check', help=("Check ABI signatures for libraries"), action='store_true', dest='ABI_CHECK', default=False) gr.add_option('--abi-check-disable', help=("Disable ABI checking (used with --enable-developer)"), action='store_true', dest='ABI_CHECK_DISABLE', default=False) gr.add_option('--abi-update', 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', help=("configure for cross-compilation"), action='store_true', dest='CROSS_COMPILE', default=False) gr.add_option('--cross-execute', help=("command prefix to use for cross-execution in configure"), action='store', dest='CROSS_EXECUTE', default='') gr.add_option('--cross-answers', help=("answers to cross-compilation configuration (auto modified)"), action='store', dest='CROSS_ANSWERS', default='') gr.add_option('--hostcc', help=("set host compiler when cross compiling"), action='store', dest='HOSTCC', default=False) # we use SUPPRESS_HELP for these, as they are ignored, and are there only # to allow existing RPM spec files to work opt.add_option('--build', help=SUPPRESS_HELP, action='store', dest='AUTOCONF_BUILD', default='') 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') @wafsamba.runonce def configure(conf): conf.env.hlist = [] conf.env.srcdir = conf.srcdir if Options.options.timestamp_dependencies: conf.ENABLE_TIMESTAMP_DEPENDENCIES() conf.SETUP_CONFIGURE_CACHE(Options.options.enable_configure_cache) # load our local waf extensions conf.check_tool('gnu_dirs') conf.check_tool('wafsamba') conf.CHECK_CC_ENV() conf.check_tool('compiler_cc') # 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: from TaskGen import feature, after @feature('testd') @after('apply_core') def check_d(self): tsk = self.compiled_tasks[0] tsk.outputs.append(tsk.outputs[0].change_ext('.d')) import Task cc = Task.TaskBase.classes['cc'] oldmeth = cc.run cc.run = Task.compile_fun_noshell('cc', '${CC} ${CCFLAGS} ${CPPFLAGS} ${_CCINCFLAGS} ${_CCDEFFLAGS} ${CC_SRC_F}${SRC} ${CC_TGT_F}${TGT[0].abspath(env)}')[0] try: try: conf.check(features='cc testd', fragment='int main() {return 0;}\n', ccflags=['-MD'], mandatory=True, msg='Check for -MD') except: pass else: conf.check_tool('gccdeps', tooldir=conf.srcdir + "/buildtools/wafsamba") finally: cc.run = oldmeth # 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.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.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.CROSS_ANSWERS = Options.options.CROSS_ANSWERS conf.env.HOSTCC = Options.options.HOSTCC conf.env.AUTOCONF_BUILD = Options.options.AUTOCONF_BUILD conf.env.AUTOCONF_HOST = Options.options.AUTOCONF_HOST conf.env.AUTOCONF_PROGRAM_PREFIX = Options.options.AUTOCONF_PROGRAM_PREFIX if (conf.env.AUTOCONF_HOST and conf.env.AUTOCONF_BUILD and conf.env.AUTOCONF_BUILD != conf.env.AUTOCONF_HOST): Logs.error('ERROR: Mismatch between --build and --host. Please use --cross-compile instead') sys.exit(1) if conf.env.AUTOCONF_PROGRAM_PREFIX: Logs.error('ERROR: --program-prefix not supported') sys.exit(1) # enable ABI checking for developers conf.env.ABI_CHECK = Options.options.ABI_CHECK or Options.options.developer if Options.options.ABI_CHECK_DISABLE: conf.env.ABI_CHECK = False try: conf.find_program('gdb', mandatory=True) except: conf.env.ABI_CHECK = False conf.env.GIT_LOCAL_CHANGES = Options.options.GIT_LOCAL_CHANGES conf.CHECK_COMMAND(['uname', '-a'], msg='Checking build system', define='BUILD_SYSTEM', on_target=False) conf.CHECK_UNAME() # see if we can compile and run a simple C program conf.CHECK_CODE('printf("hello world")', define='HAVE_SIMPLE_C_PROG', mandatory=True, execute=True, 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 # check for rpath if not conf.env.DISABLE_SHARED and 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, Utils.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 conf.env.DISABLE_SHARED and 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 sys.platform == "aix5": 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 # 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.DEFINE('_GNU_SOURCE', 1, add_to_cflags=True) conf.DEFINE('_XOPEN_SOURCE_EXTENDED', 1, add_to_cflags=True) # 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', 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 if not conf.CHECK_LARGEFILE(): raise Utils.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: 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: conf.DEFINE('TIME_WITH_SYS_TIME', 1) # cope with different extensions for libraries (root, ext) = os.path.splitext(conf.env.shlib_PATTERN) if ext[0] == '.': conf.define('SHLIBEXT', ext[1:], quote=True) else: conf.define('SHLIBEXT', "so", quote=True) conf.CHECK_CODE('long one = 1; return ((char *)(&one))[0]', execute=True, define='WORDS_BIGENDIAN') # check if signal() takes a void function if conf.CHECK_CODE('return *(signal (0, 0)) (0) == 1', define='RETSIGTYPE_INT', execute=False, headers='signal.h', msg='Checking if signal handlers return int'): conf.DEFINE('RETSIGTYPE', 'int') else: conf.DEFINE('RETSIGTYPE', 'void') conf.CHECK_VARIABLE('__FUNCTION__', define='HAVE_FUNCTION_MACRO') conf.CHECK_CODE('va_list ap1,ap2; va_copy(ap1,ap2)', define="HAVE_VA_COPY", msg="Checking for va_copy") conf.CHECK_CODE(''' #define eprintf(...) fprintf(stderr, __VA_ARGS__) eprintf("bla", "bar") ''', define='HAVE__VA_ARGS__MACRO') 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()) 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''') bld.CHECK_MAKEFLAGS() bld.SETUP_BUILD_GROUPS() bld.ENFORCE_GROUP_ORDERING() bld.CHECK_PROJECT_RULES()