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     extension_default = Options.options['PRIVATE_EXTENSION_DEFAULT']
  31     gr.add_option('--private-library-extension',
  32                    help=("name extension for private libraries [%s]" % extension_default),
  33                    action="store", dest='PRIVATE_EXTENSION', default=extension_default)
  34
  35     extension_exception = Options.options['PRIVATE_EXTENSION_EXCEPTION']
  36     gr.add_option('--private-extension-exception',
  37                    help=("comma separated list of libraries to not apply extension to [%s]" % extension_exception),
  38                    action="store", dest='PRIVATE_EXTENSION_EXCEPTION', default=extension_exception)
  39
  40     builtin_defauilt = Options.options['BUILTIN_LIBRARIES_DEFAULT']
  41     gr.add_option('--builtin-libraries',
  42                    help=("command separated list of libraries to build directly into binaries [%s]" % builtin_defauilt),
  43                    action="store", dest='BUILTIN_LIBRARIES', default=builtin_defauilt)
  44
  45     gr.add_option('--minimum-library-version',
  46                    help=("list of minimum system library versions (LIBNAME1:version,LIBNAME2:version)"),
  47                    action="store", dest='MINIMUM_LIBRARY_VERSION', default='')
  48
  49     gr.add_option('--disable-shared',
  50                    help=("Disable all use of shared libraries"),
  51                    action="store_true", dest='disable_shared', default=False)
  52     gr.add_option('--disable-rpath',
  53                    help=("Disable use of rpath for build binaries"),
  54                    action="store_true", dest='disable_rpath_build', default=False)
  55     gr.add_option('--disable-rpath-install',
  56                    help=("Disable use of rpath for library path in installed files"),
  57                    action="store_true", dest='disable_rpath_install', default=False)
  58     gr.add_option('--disable-rpath-private-install',
  59                    help=("Disable use of rpath for private library path in installed files"),
  60                    action="store_true", dest='disable_rpath_private_install', default=False)
  61     gr.add_option('--nonshared-binary',
  62                    help=("Disable use of shared libs for the listed binaries"),
  63                    action="store", dest='NONSHARED_BINARIES', default='')
  64     gr.add_option('--disable-symbol-versions',
  65                    help=("Disable use of the --version-script linker option"),
  66                    action="store_true", dest='disable_symbol_versions', default=False)
  67
  68     opt.add_option('--with-modulesdir',
  69                    help=("modules directory [PREFIX/modules]"),
  70                    action="store", dest='MODULESDIR', default='${PREFIX}/modules')
  71
  72     opt.add_option('--with-privatelibdir',
  73                    help=("private library directory [PREFIX/lib/%s]" % Utils.g_module.APPNAME),
  74                    action="store", dest='PRIVATELIBDIR', default=None)
  75
  76     gr = opt.option_group('developer options')
  77
  78     gr.add_option('-C',
  79                    help='enable configure cacheing',
  80                    action='store_true', dest='enable_configure_cache')
  81     gr.add_option('--enable-auto-reconfigure',
  82                    help='enable automatic reconfigure on build',
  83                    action='store_true', dest='enable_auto_reconfigure')
  84     gr.add_option('--enable-debug',
  85                    help=("Turn on debugging symbols"),
  86                    action="store_true", dest='debug', default=False)
  87     gr.add_option('--enable-developer',
  88                    help=("Turn on developer warnings and debugging"),
  89                    action="store_true", dest='developer', default=False)
  90     gr.add_option('--picky-developer',
  91                    help=("Treat all warnings as errors (enable -Werror)"),
  92                    action="store_true", dest='picky_developer', default=False)
  93     gr.add_option('--fatal-errors',
  94                    help=("Stop compilation on first error (enable -Wfatal-errors)"),
  95                    action="store_true", dest='fatal_errors', default=False)
  96     gr.add_option('--enable-gccdeps',
  97                    help=("Enable use of gcc -MD dependency module"),
  98                    action="store_true", dest='enable_gccdeps', default=True)
  99     gr.add_option('--timestamp-dependencies',
 100                    help=("use file timestamps instead of content for build dependencies (BROKEN)"),
 101                    action="store_true", dest='timestamp_dependencies', default=False)
 102     gr.add_option('--pedantic',
 103                    help=("Enable even more compiler warnings"),
 104                    action='store_true', dest='pedantic', default=False)
 105     gr.add_option('--git-local-changes',
 106                    help=("mark version with + if local git changes"),
 107                    action='store_true', dest='GIT_LOCAL_CHANGES', default=False)
 108
 109     gr.add_option('--abi-check',
 110                    help=("Check ABI signatures for libraries"),
 111                    action='store_true', dest='ABI_CHECK', default=False)
 112     gr.add_option('--abi-check-disable',
 113                    help=("Disable ABI checking (used with --enable-developer)"),
 114                    action='store_true', dest='ABI_CHECK_DISABLE', default=False)
 115     gr.add_option('--abi-update',
 116                    help=("Update ABI signature files for libraries"),
 117                    action='store_true', dest='ABI_UPDATE', default=False)
 118
 119     gr.add_option('--show-deps',
 120                    help=("Show dependency tree for the given target"),
 121                    dest='SHOWDEPS', default='')
 122
 123     gr.add_option('--symbol-check',
 124                   help=("check symbols in object files against project rules"),
 125                   action='store_true', dest='SYMBOLCHECK', default=False)
 126
 127     gr.add_option('--dup-symbol-check',
 128                   help=("check for duplicate symbols in object files and system libs (must be configured with --enable-developer)"),
 129                   action='store_true', dest='DUP_SYMBOLCHECK', default=False)
 130
 131     gr.add_option('--why-needed',
 132                   help=("TARGET:DEPENDENCY check why TARGET needs DEPENDENCY"),
 133                   action='store', type='str', dest='WHYNEEDED', default=None)
 134
 135     gr.add_option('--show-duplicates',
 136                   help=("Show objects which are included in multiple binaries or libraries"),
 137                   action='store_true', dest='SHOW_DUPLICATES', default=False)
 138
 139     gr = opt.add_option_group('cross compilation options')
 140
 141     gr.add_option('--cross-compile',
 142                    help=("configure for cross-compilation"),
 143                    action='store_true', dest='CROSS_COMPILE', default=False)
 144     gr.add_option('--cross-execute',
 145                    help=("command prefix to use for cross-execution in configure"),
 146                    action='store', dest='CROSS_EXECUTE', default='')
 147     gr.add_option('--cross-answers',
 148                    help=("answers to cross-compilation configuration (auto modified)"),
 149                    action='store', dest='CROSS_ANSWERS', default='')
 150     gr.add_option('--hostcc',
 151                    help=("set host compiler when cross compiling"),
 152                    action='store', dest='HOSTCC', default=False)
 153
 154     # we use SUPPRESS_HELP for these, as they are ignored, and are there only
 155     # to allow existing RPM spec files to work
 156     opt.add_option('--build',
 157                    help=SUPPRESS_HELP,
 158                    action='store', dest='AUTOCONF_BUILD', default='')
 159     opt.add_option('--host',
 160                    help=SUPPRESS_HELP,
 161                    action='store', dest='AUTOCONF_HOST', default='')
 162     opt.add_option('--target',
 163                    help=SUPPRESS_HELP,
 164                    action='store', dest='AUTOCONF_TARGET', default='')
 165     opt.add_option('--program-prefix',
 166                    help=SUPPRESS_HELP,
 167                    action='store', dest='AUTOCONF_PROGRAM_PREFIX', default='')
 168     opt.add_option('--disable-dependency-tracking',
 169                    help=SUPPRESS_HELP,
 170                    action='store_true', dest='AUTOCONF_DISABLE_DEPENDENCY_TRACKING', default=False)
 171     opt.add_option('--disable-silent-rules',
 172                    help=SUPPRESS_HELP,
 173                    action='store_true', dest='AUTOCONF_DISABLE_SILENT_RULES', default=False)
 174
 175     gr = opt.option_group('dist options')
 176     gr.add_option('--sign-release',
 177                    help='sign the release tarball created by waf dist',
 178                    action='store_true', dest='SIGN_RELEASE')
 179     gr.add_option('--tag',
 180                    help='tag release in git at the same time',
 181                    type='string', action='store', dest='TAG_RELEASE')
 182
 183
 184 @wafsamba.runonce
 185 def configure(conf):
 186     conf.env.hlist = []
 187     conf.env.srcdir = conf.srcdir
 188
 189     if Options.options.timestamp_dependencies:
 190         conf.ENABLE_TIMESTAMP_DEPENDENCIES()
 191
 192     conf.SETUP_CONFIGURE_CACHE(Options.options.enable_configure_cache)
 193
 194     # load our local waf extensions
 195     conf.check_tool('gnu_dirs')
 196     conf.check_tool('wafsamba')
 197
 198     conf.CHECK_CC_ENV()
 199
 200     conf.check_tool('compiler_cc')
 201
 202     # we need git for 'waf dist'
 203     conf.find_program('git', var='GIT')
 204
 205     # older gcc versions (< 4.4) does not work with gccdeps, so we have to see if the .d file is generated
 206     if Options.options.enable_gccdeps:
 207         from TaskGen import feature, after
 208         @feature('testd')
 209         @after('apply_core')
 210         def check_d(self):
 211             tsk = self.compiled_tasks[0]
 212             tsk.outputs.append(tsk.outputs[0].change_ext('.d'))
 213
 214         import Task
 215         cc = Task.TaskBase.classes['cc']
 216         oldmeth = cc.run
 217
 218         cc.run = Task.compile_fun_noshell('cc', '${CC} ${CCFLAGS} ${CPPFLAGS} ${_CCINCFLAGS} ${_CCDEFFLAGS} ${CC_SRC_F}${SRC} ${CC_TGT_F}${TGT[0].abspath(env)}')[0]
 219         try:
 220             try:
 221                 conf.check(features='cc testd', fragment='int main() {return 0;}\n', ccflags=['-MD'], mandatory=True, msg='Check for -MD')
 222             except:
 223                 pass
 224             else:
 225                 conf.check_tool('gccdeps', tooldir=conf.srcdir + "/buildtools/wafsamba")
 226         finally:
 227             cc.run = oldmeth
 228
 229     # make the install paths available in environment
 230     conf.env.LIBDIR = Options.options.LIBDIR or '${PREFIX}/lib'
 231     conf.env.BINDIR = Options.options.BINDIR or '${PREFIX}/bin'
 232     conf.env.SBINDIR = Options.options.SBINDIR or '${PREFIX}/sbin'
 233     conf.env.MODULESDIR = Options.options.MODULESDIR
 234     conf.env.PRIVATELIBDIR = Options.options.PRIVATELIBDIR
 235     conf.env.BUNDLED_LIBS = Options.options.BUNDLED_LIBS.split(',')
 236     conf.env.BUILTIN_LIBRARIES = Options.options.BUILTIN_LIBRARIES.split(',')
 237     conf.env.DISABLE_SHARED = Options.options.disable_shared
 238     conf.env.NONSHARED_BINARIES = Options.options.NONSHARED_BINARIES.split(',')
 239
 240     conf.env.PRIVATE_EXTENSION = Options.options.PRIVATE_EXTENSION
 241     conf.env.PRIVATE_EXTENSION_EXCEPTION = Options.options.PRIVATE_EXTENSION_EXCEPTION.split(',')
 242
 243     conf.env.CROSS_COMPILE = Options.options.CROSS_COMPILE
 244     conf.env.CROSS_EXECUTE = Options.options.CROSS_EXECUTE
 245     conf.env.CROSS_ANSWERS = Options.options.CROSS_ANSWERS
 246     conf.env.HOSTCC        = Options.options.HOSTCC
 247
 248     conf.env.AUTOCONF_BUILD = Options.options.AUTOCONF_BUILD
 249     conf.env.AUTOCONF_HOST  = Options.options.AUTOCONF_HOST
 250     conf.env.AUTOCONF_PROGRAM_PREFIX = Options.options.AUTOCONF_PROGRAM_PREFIX
 251
 252     if (conf.env.AUTOCONF_HOST and
 253         conf.env.AUTOCONF_BUILD and
 254         conf.env.AUTOCONF_BUILD != conf.env.AUTOCONF_HOST):
 255         Logs.error('ERROR: Mismatch between --build and --host. Please use --cross-compile instead')
 256         sys.exit(1)
 257     if conf.env.AUTOCONF_PROGRAM_PREFIX:
 258         Logs.error('ERROR: --program-prefix not supported')
 259         sys.exit(1)
 260
 261     # enable ABI checking for developers
 262     conf.env.ABI_CHECK = Options.options.ABI_CHECK or Options.options.developer
 263     if Options.options.ABI_CHECK_DISABLE:
 264         conf.env.ABI_CHECK = False
 265     try:
 266         conf.find_program('gdb', mandatory=True)
 267     except:
 268         conf.env.ABI_CHECK = False
 269
 270     conf.env.GIT_LOCAL_CHANGES = Options.options.GIT_LOCAL_CHANGES
 271
 272     conf.CHECK_COMMAND(['uname', '-a'],
 273                        msg='Checking build system',
 274                        define='BUILD_SYSTEM',
 275                        on_target=False)
 276     conf.CHECK_UNAME()
 277
 278     # see if we can compile and run a simple C program
 279     conf.CHECK_CODE('printf("hello world")',
 280                     define='HAVE_SIMPLE_C_PROG',
 281                     mandatory=True,
 282                     execute=True,
 283                     headers='stdio.h',
 284                     msg='Checking simple C program')
 285
 286     # see if we can build shared libs
 287     if not conf.CHECK_LIBRARY_SUPPORT():
 288         conf.env.DISABLE_SHARED = True
 289
 290     # check for rpath
 291     if not conf.env.DISABLE_SHARED and conf.CHECK_LIBRARY_SUPPORT(rpath=True):
 292         support_rpath = True
 293         conf.env.RPATH_ON_BUILD   = not Options.options.disable_rpath_build
 294         conf.env.RPATH_ON_INSTALL = (conf.env.RPATH_ON_BUILD and
 295                                      not Options.options.disable_rpath_install)
 296         if not conf.env.PRIVATELIBDIR:
 297             conf.env.PRIVATELIBDIR = '%s/%s' % (conf.env.LIBDIR, Utils.g_module.APPNAME)
 298         conf.env.RPATH_ON_INSTALL_PRIVATE = (
 299             not Options.options.disable_rpath_private_install)
 300     else:
 301         support_rpath = False
 302         conf.env.RPATH_ON_INSTALL = False
 303         conf.env.RPATH_ON_BUILD   = False
 304         conf.env.RPATH_ON_INSTALL_PRIVATE = False
 305         if not conf.env.PRIVATELIBDIR:
 306             # rpath is not possible so there is no sense in having a
 307             # private library directory by default.
 308             # the user can of course always override it.
 309             conf.env.PRIVATELIBDIR = conf.env.LIBDIR
 310
 311     if (not conf.env.DISABLE_SHARED and
 312         not Options.options.disable_symbol_versions and
 313         conf.CHECK_LIBRARY_SUPPORT(rpath=support_rpath,
 314                                    version_script=True,
 315                                    msg='-Wl,--version-script support')):
 316         conf.env.HAVE_LD_VERSION_SCRIPT = True
 317     else:
 318         conf.env.HAVE_LD_VERSION_SCRIPT = False
 319
 320     if sys.platform == "aix5":
 321         conf.DEFINE('_ALL_SOURCE', 1, add_to_cflags=True)
 322         # Might not be needed if ALL_SOURCE is defined
 323         # conf.DEFINE('_XOPEN_SOURCE', 600, add_to_cflags=True)
 324
 325     # we should use the PIC options in waf instead
 326     # Some compilo didn't support -fPIC but just print a warning
 327     if conf.env['COMPILER_CC'] == "suncc":
 328         conf.ADD_CFLAGS('-KPIC', testflags=True)
 329         # we really want define here as we need to have this
 330         # define even during the tests otherwise detection of
 331         # boolean is broken
 332         conf.DEFINE('_STDC_C99', 1, add_to_cflags=True)
 333         conf.DEFINE('_XPG6', 1, add_to_cflags=True)
 334     else:
 335         conf.ADD_CFLAGS('-fPIC', testflags=True)
 336
 337     # On Solaris 8 with suncc (at least) the flags for the linker to define the name of the
 338     # library are not always working (if the command line is very very long and with a lot
 339     # files)
 340
 341     if conf.env['COMPILER_CC'] == "suncc":
 342         save = conf.env['SONAME_ST']
 343         conf.env['SONAME_ST'] = '-Wl,-h,%s'
 344         if not conf.CHECK_SHLIB_INTRASINC_NAME_FLAGS("Checking if flags %s are ok" % conf.env['SONAME_ST']):
 345             conf.env['SONAME_ST'] = save
 346
 347     conf.CHECK_INLINE()
 348
 349     # check for pkgconfig
 350     conf.check_cfg(atleast_pkgconfig_version='0.0.0')
 351
 352     conf.DEFINE('_GNU_SOURCE', 1, add_to_cflags=True)
 353     conf.DEFINE('_XOPEN_SOURCE_EXTENDED', 1, add_to_cflags=True)
 354
 355     # get the base headers we'll use for the rest of the tests
 356     conf.CHECK_HEADERS('stdio.h sys/types.h sys/stat.h stdlib.h stddef.h memory.h string.h',
 357                        add_headers=True)
 358     conf.CHECK_HEADERS('strings.h inttypes.h stdint.h unistd.h minix/config.h', add_headers=True)
 359     conf.CHECK_HEADERS('ctype.h', add_headers=True)
 360
 361     if sys.platform != 'darwin':
 362         conf.CHECK_HEADERS('standards.h', add_headers=True)
 363
 364     conf.CHECK_HEADERS('stdbool.h stdint.h stdarg.h vararg.h', add_headers=True)
 365     conf.CHECK_HEADERS('limits.h assert.h')
 366
 367     # see if we need special largefile flags
 368     if not conf.CHECK_LARGEFILE():
 369         raise Utils.WafError('Samba requires large file support support, but not available on this platform: sizeof(off_t) < 8')
 370
 371     if 'HAVE_STDDEF_H' in conf.env and 'HAVE_STDLIB_H' in conf.env:
 372         conf.DEFINE('STDC_HEADERS', 1)
 373
 374     conf.CHECK_HEADERS('sys/time.h time.h', together=True)
 375
 376     if 'HAVE_SYS_TIME_H' in conf.env and 'HAVE_TIME_H' in conf.env:
 377         conf.DEFINE('TIME_WITH_SYS_TIME', 1)
 378
 379     # cope with different extensions for libraries
 380     (root, ext) = os.path.splitext(conf.env.shlib_PATTERN)
 381     if ext[0] == '.':
 382         conf.define('SHLIBEXT', ext[1:], quote=True)
 383     else:
 384         conf.define('SHLIBEXT', "so", quote=True)
 385
 386     conf.CHECK_CODE('long one = 1; return ((char *)(&one))[0]',
 387                     execute=True,
 388                     define='WORDS_BIGENDIAN')
 389
 390     # check if signal() takes a void function
 391     if conf.CHECK_CODE('return *(signal (0, 0)) (0) == 1',
 392                        define='RETSIGTYPE_INT',
 393                        execute=False,
 394                        headers='signal.h',
 395                        msg='Checking if signal handlers return int'):
 396         conf.DEFINE('RETSIGTYPE', 'int')
 397     else:
 398         conf.DEFINE('RETSIGTYPE', 'void')
 399
 400     conf.CHECK_VARIABLE('__FUNCTION__', define='HAVE_FUNCTION_MACRO')
 401
 402     conf.CHECK_CODE('va_list ap1,ap2; va_copy(ap1,ap2)',
 403                     define="HAVE_VA_COPY",
 404                     msg="Checking for va_copy")
 405
 406     conf.CHECK_CODE('''
 407                     #define eprintf(...) fprintf(stderr, __VA_ARGS__)
 408                     eprintf("bla", "bar")
 409                     ''', define='HAVE__VA_ARGS__MACRO')
 410
 411     conf.SAMBA_BUILD_ENV()
 412
 413
 414 def build(bld):
 415     # give a more useful message if the source directory has moved
 416     relpath = os_path_relpath(bld.curdir, bld.srcnode.abspath())
 417     if relpath.find('../') != -1:
 418         Logs.error('bld.curdir %s is not a child of %s' % (bld.curdir, bld.srcnode.abspath()))
 419         raise Utils.WafError('''The top source directory has moved. Please run distclean and reconfigure''')
 420
 421     bld.CHECK_MAKEFLAGS()
 422     bld.SETUP_BUILD_GROUPS()
 423     bld.ENFORCE_GROUP_ORDERING()
 424     bld.CHECK_PROJECT_RULES()