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