buildtools/wafsamba/wscript

   1 #!/usr/bin/env python
   2
   3 # this is a base set of waf rules that everything else pulls in first
   4
   5 import sys, wafsamba, Configure, Logs
   6 import Options, os, preproc
   7 from samba_utils import *
   8 from optparse import SUPPRESS_HELP
   9
  10 # this forces configure to be re-run if any of the configure
  11 # sections of the build scripts change. We have to check
  12 # for this in sys.argv as options have not yet been parsed when
  13 # we need to set this. This is off by default until some issues
  14 # are resolved related to WAFCACHE. It will need a lot of testing
  15 # before it is enabled by default.
  16 if '--enable-auto-reconfigure' in sys.argv:
  17     Configure.autoconfig = True
  18
  19 def set_options(opt):
  20     opt.tool_options('compiler_cc')
  21
  22     opt.tool_options('gnu_dirs')
  23
  24     gr = opt.option_group('library handling options')
  25
  26     gr.add_option('--bundled-libraries',
  27                    help=("comma separated list of bundled libraries. May include !LIBNAME to disable bundling a library. Can be 'NONE' or 'ALL' [auto]"),
  28                    action="store", dest='BUNDLED_LIBS', default='')
  29
  30     gr.add_option('--private-libraries',
  31                    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]"),
  32                    action="store", dest='PRIVATE_LIBS', default='')
  33
  34     extension_default = Options.options['PRIVATE_EXTENSION_DEFAULT']
  35     gr.add_option('--private-library-extension',
  36                    help=("name extension for private libraries [%s]" % extension_default),
  37                    action="store", dest='PRIVATE_EXTENSION', default=extension_default)
  38
  39     extension_exception = Options.options['PRIVATE_EXTENSION_EXCEPTION']
  40     gr.add_option('--private-extension-exception',
  41                    help=("comma separated list of libraries to not apply extension to [%s]" % extension_exception),
  42                    action="store", dest='PRIVATE_EXTENSION_EXCEPTION', default=extension_exception)
  43
  44     builtin_defauilt = Options.options['BUILTIN_LIBRARIES_DEFAULT']
  45     gr.add_option('--builtin-libraries',
  46                    help=("command separated list of libraries to build directly into binaries [%s]" % builtin_defauilt),
  47                    action="store", dest='BUILTIN_LIBRARIES', default=builtin_defauilt)
  48
  49     gr.add_option('--minimum-library-version',
  50                    help=("list of minimum system library versions (LIBNAME1:version,LIBNAME2:version)"),
  51                    action="store", dest='MINIMUM_LIBRARY_VERSION', default='')
  52
  53     gr.add_option('--disable-rpath',
  54                    help=("Disable use of rpath for build binaries"),
  55                    action="store_true", dest='disable_rpath_build', default=False)
  56     gr.add_option('--disable-rpath-install',
  57                    help=("Disable use of rpath for library path in installed files"),
  58                    action="store_true", dest='disable_rpath_install', default=False)
  59     gr.add_option('--disable-rpath-private-install',
  60                    help=("Disable use of rpath for private library path in installed files"),
  61                    action="store_true", dest='disable_rpath_private_install', default=False)
  62     gr.add_option('--nonshared-binary',
  63                    help=("Disable use of shared libs for the listed binaries"),
  64                    action="store", dest='NONSHARED_BINARIES', default='')
  65     gr.add_option('--disable-symbol-versions',
  66                    help=("Disable use of the --version-script linker option"),
  67                    action="store_true", dest='disable_symbol_versions', default=False)
  68
  69     opt.add_option('--with-modulesdir',
  70                    help=("modules directory [PREFIX/modules]"),
  71                    action="store", dest='MODULESDIR', default='${PREFIX}/modules')
  72
  73     opt.add_option('--with-privatelibdir',
  74                    help=("private library directory [PREFIX/lib/%s]" % Utils.g_module.APPNAME),
  75                    action="store", dest='PRIVATELIBDIR', default=None)
  76
  77     opt.add_option('--with-libiconv',
  78                    help='additional directory to search for libiconv',
  79                    action='store', dest='iconv_open', default='/usr/local',
  80                    match = ['Checking for library iconv', 'Checking for iconv_open', 'Checking for header iconv.h'])
  81     opt.add_option('--with-gettext',
  82                    help='additional directory to search for gettext',
  83                    action='store', dest='gettext_location', default='/usr/local',
  84                    match = ['Checking for library intl', 'Checking for header libintl.h'])
  85     opt.add_option('--without-gettext',
  86                    help=("Disable use of gettext"),
  87                    action="store_true", dest='disable_gettext', default=False)
  88
  89     gr = opt.option_group('developer options')
  90
  91     gr.add_option('-C',
  92                    help='enable configure cacheing',
  93                    action='store_true', dest='enable_configure_cache')
  94     gr.add_option('--enable-auto-reconfigure',
  95                    help='enable automatic reconfigure on build',
  96                    action='store_true', dest='enable_auto_reconfigure')
  97     gr.add_option('--enable-debug',
  98                    help=("Turn on debugging symbols"),
  99                    action="store_true", dest='debug', default=False)
 100     gr.add_option('--enable-developer',
 101                    help=("Turn on developer warnings and debugging"),
 102                    action="store_true", dest='developer', default=False)
 103     gr.add_option('--picky-developer',
 104                    help=("Treat all warnings as errors (enable -Werror)"),
 105                    action="store_true", dest='picky_developer', default=False)
 106     gr.add_option('--fatal-errors',
 107                    help=("Stop compilation on first error (enable -Wfatal-errors)"),
 108                    action="store_true", dest='fatal_errors', default=False)
 109     gr.add_option('--enable-gccdeps',
 110                    help=("Enable use of gcc -MD dependency module"),
 111                    action="store_true", dest='enable_gccdeps', default=True)
 112     gr.add_option('--timestamp-dependencies',
 113                    help=("use file timestamps instead of content for build dependencies (BROKEN)"),
 114                    action="store_true", dest='timestamp_dependencies', default=False)
 115     gr.add_option('--pedantic',
 116                    help=("Enable even more compiler warnings"),
 117                    action='store_true', dest='pedantic', default=False)
 118     gr.add_option('--git-local-changes',
 119                    help=("mark version with + if local git changes"),
 120                    action='store_true', dest='GIT_LOCAL_CHANGES', default=False)
 121
 122     gr.add_option('--abi-check',
 123                    help=("Check ABI signatures for libraries"),
 124                    action='store_true', dest='ABI_CHECK', default=False)
 125     gr.add_option('--abi-check-disable',
 126                    help=("Disable ABI checking (used with --enable-developer)"),
 127                    action='store_true', dest='ABI_CHECK_DISABLE', default=False)
 128     gr.add_option('--abi-update',
 129                    help=("Update ABI signature files for libraries"),
 130                    action='store_true', dest='ABI_UPDATE', default=False)
 131
 132     gr.add_option('--show-deps',
 133                    help=("Show dependency tree for the given target"),
 134                    dest='SHOWDEPS', default='')
 135
 136     gr.add_option('--symbol-check',
 137                   help=("check symbols in object files against project rules"),
 138                   action='store_true', dest='SYMBOLCHECK', default=False)
 139
 140     gr.add_option('--dup-symbol-check',
 141                   help=("check for duplicate symbols in object files and system libs (must be configured with --enable-developer)"),
 142                   action='store_true', dest='DUP_SYMBOLCHECK', default=False)
 143
 144     gr.add_option('--why-needed',
 145                   help=("TARGET:DEPENDENCY check why TARGET needs DEPENDENCY"),
 146                   action='store', type='str', dest='WHYNEEDED', default=None)
 147
 148     gr.add_option('--show-duplicates',
 149                   help=("Show objects which are included in multiple binaries or libraries"),
 150                   action='store_true', dest='SHOW_DUPLICATES', default=False)
 151
 152     gr = opt.add_option_group('cross compilation options')
 153
 154     gr.add_option('--cross-compile',
 155                    help=("configure for cross-compilation"),
 156                    action='store_true', dest='CROSS_COMPILE', default=False)
 157     gr.add_option('--cross-execute',
 158                    help=("command prefix to use for cross-execution in configure"),
 159                    action='store', dest='CROSS_EXECUTE', default='')
 160     gr.add_option('--cross-answers',
 161                    help=("answers to cross-compilation configuration (auto modified)"),
 162                    action='store', dest='CROSS_ANSWERS', default='')
 163     gr.add_option('--hostcc',
 164                    help=("set host compiler when cross compiling"),
 165                    action='store', dest='HOSTCC', default=False)
 166
 167     # we use SUPPRESS_HELP for these, as they are ignored, and are there only
 168     # to allow existing RPM spec files to work
 169     opt.add_option('--build',
 170                    help=SUPPRESS_HELP,
 171                    action='store', dest='AUTOCONF_BUILD', default='')
 172     opt.add_option('--host',
 173                    help=SUPPRESS_HELP,
 174                    action='store', dest='AUTOCONF_HOST', default='')
 175     opt.add_option('--target',
 176                    help=SUPPRESS_HELP,
 177                    action='store', dest='AUTOCONF_TARGET', default='')
 178     opt.add_option('--program-prefix',
 179                    help=SUPPRESS_HELP,
 180                    action='store', dest='AUTOCONF_PROGRAM_PREFIX', default='')
 181     opt.add_option('--disable-dependency-tracking',
 182                    help=SUPPRESS_HELP,
 183                    action='store_true', dest='AUTOCONF_DISABLE_DEPENDENCY_TRACKING', default=False)
 184     opt.add_option('--disable-silent-rules',
 185                    help=SUPPRESS_HELP,
 186                    action='store_true', dest='AUTOCONF_DISABLE_SILENT_RULES', default=False)
 187
 188     gr = opt.option_group('dist options')
 189     gr.add_option('--sign-release',
 190                    help='sign the release tarball created by waf dist',
 191                    action='store_true', dest='SIGN_RELEASE')
 192     gr.add_option('--tag',
 193                    help='tag release in git at the same time',
 194                    type='string', action='store', dest='TAG_RELEASE')
 195
 196
 197 @wafsamba.runonce
 198 def configure(conf):
 199     conf.env.hlist = []
 200     conf.env.srcdir = conf.srcdir
 201
 202     if Options.options.timestamp_dependencies:
 203         conf.ENABLE_TIMESTAMP_DEPENDENCIES()
 204
 205     conf.SETUP_CONFIGURE_CACHE(Options.options.enable_configure_cache)
 206
 207     # load our local waf extensions
 208     conf.check_tool('gnu_dirs')
 209     conf.check_tool('wafsamba')
 210
 211     conf.CHECK_CC_ENV()
 212
 213     conf.check_tool('compiler_cc')
 214
 215     # we need git for 'waf dist'
 216     conf.find_program('git', var='GIT')
 217
 218     # older gcc versions (< 4.4) does not work with gccdeps, so we have to see if the .d file is generated
 219     if Options.options.enable_gccdeps:
 220         from TaskGen import feature, after
 221         @feature('testd')
 222         @after('apply_core')
 223         def check_d(self):
 224             tsk = self.compiled_tasks[0]
 225             tsk.outputs.append(tsk.outputs[0].change_ext('.d'))
 226
 227         import Task
 228         cc = Task.TaskBase.classes['cc']
 229         oldmeth = cc.run
 230
 231         cc.run = Task.compile_fun_noshell('cc', '${CC} ${CCFLAGS} ${CPPFLAGS} ${_CCINCFLAGS} ${_CCDEFFLAGS} ${CC_SRC_F}${SRC} ${CC_TGT_F}${TGT[0].abspath(env)}')[0]
 232         try:
 233             try:
 234                 conf.check(features='cc testd', fragment='int main() {return 0;}\n', ccflags=['-MD'], mandatory=True, msg='Check for -MD')
 235             except:
 236                 pass
 237             else:
 238                 conf.check_tool('gccdeps', tooldir=conf.srcdir + "/buildtools/wafsamba")
 239         finally:
 240             cc.run = oldmeth
 241
 242     # make the install paths available in environment
 243     conf.env.LIBDIR = Options.options.LIBDIR or '${PREFIX}/lib'
 244     conf.env.BINDIR = Options.options.BINDIR or '${PREFIX}/bin'
 245     conf.env.SBINDIR = Options.options.SBINDIR or '${PREFIX}/sbin'
 246     conf.env.MODULESDIR = Options.options.MODULESDIR
 247     conf.env.PRIVATELIBDIR = Options.options.PRIVATELIBDIR
 248     conf.env.BUNDLED_LIBS = Options.options.BUNDLED_LIBS.split(',')
 249     conf.env.PRIVATE_LIBS = Options.options.PRIVATE_LIBS.split(',')
 250     conf.env.BUILTIN_LIBRARIES = Options.options.BUILTIN_LIBRARIES.split(',')
 251     conf.env.NONSHARED_BINARIES = Options.options.NONSHARED_BINARIES.split(',')
 252
 253     conf.env.PRIVATE_EXTENSION = Options.options.PRIVATE_EXTENSION
 254     conf.env.PRIVATE_EXTENSION_EXCEPTION = Options.options.PRIVATE_EXTENSION_EXCEPTION.split(',')
 255
 256     conf.env.CROSS_COMPILE = Options.options.CROSS_COMPILE
 257     conf.env.CROSS_EXECUTE = Options.options.CROSS_EXECUTE
 258     conf.env.CROSS_ANSWERS = Options.options.CROSS_ANSWERS
 259     conf.env.HOSTCC        = Options.options.HOSTCC
 260
 261     conf.env.AUTOCONF_BUILD = Options.options.AUTOCONF_BUILD
 262     conf.env.AUTOCONF_HOST  = Options.options.AUTOCONF_HOST
 263     conf.env.AUTOCONF_PROGRAM_PREFIX = Options.options.AUTOCONF_PROGRAM_PREFIX
 264
 265     if (conf.env.AUTOCONF_HOST and
 266         conf.env.AUTOCONF_BUILD and
 267         conf.env.AUTOCONF_BUILD != conf.env.AUTOCONF_HOST):
 268         Logs.error('ERROR: Mismatch between --build and --host. Please use --cross-compile instead')
 269         sys.exit(1)
 270     if conf.env.AUTOCONF_PROGRAM_PREFIX:
 271         Logs.error('ERROR: --program-prefix not supported')
 272         sys.exit(1)
 273
 274     # enable ABI checking for developers
 275     conf.env.ABI_CHECK = Options.options.ABI_CHECK or Options.options.developer
 276     if Options.options.ABI_CHECK_DISABLE:
 277         conf.env.ABI_CHECK = False
 278     try:
 279         conf.find_program('gdb', mandatory=True)
 280     except:
 281         conf.env.ABI_CHECK = False
 282
 283     conf.env.GIT_LOCAL_CHANGES = Options.options.GIT_LOCAL_CHANGES
 284
 285     conf.CHECK_COMMAND(['uname', '-a'],
 286                        msg='Checking build system',
 287                        define='BUILD_SYSTEM',
 288                        on_target=False)
 289     conf.CHECK_UNAME()
 290
 291     # see if we can compile and run a simple C program
 292     conf.CHECK_CODE('printf("hello world")',
 293                     define='HAVE_SIMPLE_C_PROG',
 294                     mandatory=True,
 295                     execute=True,
 296                     headers='stdio.h',
 297                     msg='Checking simple C program')
 298
 299     # check for rpath
 300     if conf.CHECK_LIBRARY_SUPPORT(rpath=True):
 301         support_rpath = True
 302         conf.env.RPATH_ON_BUILD   = not Options.options.disable_rpath_build
 303         conf.env.RPATH_ON_INSTALL = (conf.env.RPATH_ON_BUILD and
 304                                      not Options.options.disable_rpath_install)
 305         if not conf.env.PRIVATELIBDIR:
 306             conf.env.PRIVATELIBDIR = '%s/%s' % (conf.env.LIBDIR, Utils.g_module.APPNAME)
 307         conf.env.RPATH_ON_INSTALL_PRIVATE = (
 308             not Options.options.disable_rpath_private_install)
 309     else:
 310         support_rpath = False
 311         conf.env.RPATH_ON_INSTALL = False
 312         conf.env.RPATH_ON_BUILD   = False
 313         conf.env.RPATH_ON_INSTALL_PRIVATE = False
 314         if not conf.env.PRIVATELIBDIR:
 315             # rpath is not possible so there is no sense in having a
 316             # private library directory by default.
 317             # the user can of course always override it.
 318             conf.env.PRIVATELIBDIR = conf.env.LIBDIR
 319
 320     if (not Options.options.disable_symbol_versions and
 321         conf.CHECK_LIBRARY_SUPPORT(rpath=support_rpath,
 322                                    version_script=True,
 323                                    msg='-Wl,--version-script support')):
 324         conf.env.HAVE_LD_VERSION_SCRIPT = True
 325     else:
 326         conf.env.HAVE_LD_VERSION_SCRIPT = False
 327
 328     if sys.platform.startswith('aix'):
 329         conf.DEFINE('_ALL_SOURCE', 1, add_to_cflags=True)
 330         # Might not be needed if ALL_SOURCE is defined
 331         # conf.DEFINE('_XOPEN_SOURCE', 600, add_to_cflags=True)
 332
 333     # we should use the PIC options in waf instead
 334     # Some compilo didn't support -fPIC but just print a warning
 335     if conf.env['COMPILER_CC'] == "suncc":
 336         conf.ADD_CFLAGS('-KPIC', testflags=True)
 337         # we really want define here as we need to have this
 338         # define even during the tests otherwise detection of
 339         # boolean is broken
 340         conf.DEFINE('_STDC_C99', 1, add_to_cflags=True)
 341         conf.DEFINE('_XPG6', 1, add_to_cflags=True)
 342     else:
 343         conf.ADD_CFLAGS('-fPIC', testflags=True)
 344
 345     # On Solaris 8 with suncc (at least) the flags for the linker to define the name of the
 346     # library are not always working (if the command line is very very long and with a lot
 347     # files)
 348
 349     if conf.env['COMPILER_CC'] == "suncc":
 350         save = conf.env['SONAME_ST']
 351         conf.env['SONAME_ST'] = '-Wl,-h,%s'
 352         if not conf.CHECK_SHLIB_INTRASINC_NAME_FLAGS("Checking if flags %s are ok" % conf.env['SONAME_ST']):
 353             conf.env['SONAME_ST'] = save
 354
 355     conf.CHECK_INLINE()
 356
 357     # check for pkgconfig
 358     conf.check_cfg(atleast_pkgconfig_version='0.0.0')
 359
 360     conf.DEFINE('_GNU_SOURCE', 1, add_to_cflags=True)
 361     conf.DEFINE('_XOPEN_SOURCE_EXTENDED', 1, add_to_cflags=True)
 362
 363     # get the base headers we'll use for the rest of the tests
 364     conf.CHECK_HEADERS('stdio.h sys/types.h sys/stat.h stdlib.h stddef.h memory.h string.h',
 365                        add_headers=True)
 366     conf.CHECK_HEADERS('strings.h inttypes.h stdint.h unistd.h minix/config.h', add_headers=True)
 367     conf.CHECK_HEADERS('ctype.h', add_headers=True)
 368
 369     if sys.platform != 'darwin':
 370         conf.CHECK_HEADERS('standards.h', add_headers=True)
 371
 372     conf.CHECK_HEADERS('stdbool.h stdint.h stdarg.h vararg.h', add_headers=True)
 373     conf.CHECK_HEADERS('limits.h assert.h')
 374
 375     # see if we need special largefile flags
 376     if not conf.CHECK_LARGEFILE():
 377         raise Utils.WafError('Samba requires large file support support, but not available on this platform: sizeof(off_t) < 8')
 378
 379     if 'HAVE_STDDEF_H' in conf.env and 'HAVE_STDLIB_H' in conf.env:
 380         conf.DEFINE('STDC_HEADERS', 1)
 381
 382     conf.CHECK_HEADERS('sys/time.h time.h', together=True)
 383
 384     if 'HAVE_SYS_TIME_H' in conf.env and 'HAVE_TIME_H' in conf.env:
 385         conf.DEFINE('TIME_WITH_SYS_TIME', 1)
 386
 387     # cope with different extensions for libraries
 388     (root, ext) = os.path.splitext(conf.env.shlib_PATTERN)
 389     if ext[0] == '.':
 390         conf.define('SHLIBEXT', ext[1:], quote=True)
 391     else:
 392         conf.define('SHLIBEXT', "so", quote=True)
 393
 394     conf.CHECK_CODE('long one = 1; return ((char *)(&one))[0]',
 395                     execute=True,
 396                     define='WORDS_BIGENDIAN')
 397
 398     # check if signal() takes a void function
 399     if conf.CHECK_CODE('return *(signal (0, 0)) (0) == 1',
 400                        define='RETSIGTYPE_INT',
 401                        execute=False,
 402                        headers='signal.h',
 403                        msg='Checking if signal handlers return int'):
 404         conf.DEFINE('RETSIGTYPE', 'int')
 405     else:
 406         conf.DEFINE('RETSIGTYPE', 'void')
 407
 408     conf.CHECK_VARIABLE('__FUNCTION__', define='HAVE_FUNCTION_MACRO')
 409
 410     conf.CHECK_CODE('va_list ap1,ap2; va_copy(ap1,ap2)',
 411                     define="HAVE_VA_COPY",
 412                     msg="Checking for va_copy")
 413
 414     conf.CHECK_CODE('''
 415                     #define eprintf(...) fprintf(stderr, __VA_ARGS__)
 416                     eprintf("bla", "bar")
 417                     ''', define='HAVE__VA_ARGS__MACRO')
 418
 419     conf.SAMBA_BUILD_ENV()
 420
 421
 422 def build(bld):
 423     # give a more useful message if the source directory has moved
 424     relpath = os_path_relpath(bld.curdir, bld.srcnode.abspath())
 425     if relpath.find('../') != -1:
 426         Logs.error('bld.curdir %s is not a child of %s' % (bld.curdir, bld.srcnode.abspath()))
 427         raise Utils.WafError('''The top source directory has moved. Please run distclean and reconfigure''')
 428
 429     bld.CHECK_MAKEFLAGS()
 430     bld.SETUP_BUILD_GROUPS()
 431     bld.ENFORCE_GROUP_ORDERING()
 432     bld.CHECK_PROJECT_RULES()