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 installed binaries"),
  57                    action="store_true", dest='disable_rpath_install', default=False)
  58     gr.add_option('--nonshared-binary',
  59                    help=("Disable use of shared libs for the listed binaries"),
  60                    action="store", dest='NONSHARED_BINARIES', default='')
  61
  62     opt.add_option('--with-modulesdir',
  63                    help=("modules directory [PREFIX/modules]"),
  64                    action="store", dest='MODULESDIR', default='${PREFIX}/modules')
  65
  66     gr = opt.option_group('developer options')
  67
  68     gr.add_option('-C',
  69                    help='enable configure cacheing',
  70                    action='store_true', dest='enable_configure_cache')
  71     gr.add_option('--enable-auto-reconfigure',
  72                    help='enable automatic reconfigure on build',
  73                    action='store_true', dest='enable_auto_reconfigure')
  74     gr.add_option('--enable-developer',
  75                    help=("Turn on developer warnings and debugging"),
  76                    action="store_true", dest='developer', default=False)
  77     gr.add_option('--picky-developer',
  78                    help=("Treat all warnings as errors (enable -Werror)"),
  79                    action="store_true", dest='picky_developer', default=False)
  80     gr.add_option('--fatal-errors',
  81                    help=("Stop compilation on first error (enable -Wfatal-errors)"),
  82                    action="store_true", dest='fatal_errors', default=False)
  83     gr.add_option('--enable-gccdeps',
  84                    help=("Enable use of gcc -MD dependency module"),
  85                    action="store_true", dest='enable_gccdeps', default=True)
  86     gr.add_option('--timestamp-dependencies',
  87                    help=("use file timestamps instead of content for build dependencies (BROKEN)"),
  88                    action="store_true", dest='timestamp_dependencies', default=False)
  89     gr.add_option('--pedantic',
  90                    help=("Enable even more compiler warnings"),
  91                    action='store_true', dest='pedantic', default=False)
  92
  93     gr.add_option('--abi-check',
  94                    help=("Check ABI signatures for libraries"),
  95                    action='store_true', dest='ABI_CHECK', default=False)
  96     gr.add_option('--abi-check-disable',
  97                    help=("Disable ABI checking (used with --enable-developer)"),
  98                    action='store_true', dest='ABI_CHECK_DISABLE', default=False)
  99     gr.add_option('--abi-update',
 100                    help=("Update ABI signature files for libraries"),
 101                    action='store_true', dest='ABI_UPDATE', default=False)
 102
 103     gr.add_option('--show-deps',
 104                    help=("Show dependency tree for the given target"),
 105                    dest='SHOWDEPS', default='')
 106
 107     gr.add_option('--symbol-check',
 108                   help=("check symbols in object files against project rules"),
 109                   action='store_true', dest='SYMBOLCHECK', default=False)
 110
 111     gr.add_option('--show-duplicates',
 112                   help=("Show objects which are included in multiple binaries or libraries"),
 113                   action='store_true', dest='SHOW_DUPLICATES', default=False)
 114
 115     gr = opt.add_option_group('cross compilation options')
 116
 117     gr.add_option('--cross-compile',
 118                    help=("configure for cross-compilation"),
 119                    action='store_true', dest='CROSS_COMPILE', default=False)
 120     gr.add_option('--cross-execute',
 121                    help=("command prefix to use for cross-execution in configure"),
 122                    action='store', dest='CROSS_EXECUTE', default='')
 123     gr.add_option('--cross-answers',
 124                    help=("answers to cross-compilation configuration (auto modified)"),
 125                    action='store', dest='CROSS_ANSWERS', default='')
 126     gr.add_option('--hostcc',
 127                    help=("set host compiler when cross compiling"),
 128                    action='store', dest='HOSTCC', default=False)
 129
 130     # we use SUPPRESS_HELP for these, as they are ignored, and are there only
 131     # to allow existing RPM spec files to work
 132     opt.add_option('--build',
 133                    help=SUPPRESS_HELP,
 134                    action='store', dest='AUTOCONF_BUILD', default='')
 135     opt.add_option('--host',
 136                    help=SUPPRESS_HELP,
 137                    action='store', dest='AUTOCONF_HOST', default='')
 138     opt.add_option('--program-prefix',
 139                    help=SUPPRESS_HELP,
 140                    action='store', dest='AUTOCONF_PROGRAM_PREFIX', default='')
 141     opt.add_option('--disable-dependency-tracking',
 142                    help=SUPPRESS_HELP,
 143                    action='store_true', dest='AUTOCONF_DISABLE_DEPENDENCY_TRACKING', default=False)
 144
 145     gr = opt.option_group('dist options')
 146     gr.add_option('--sign-release',
 147                    help='sign the release tarball created by waf dist',
 148                    action='store_true', dest='SIGN_RELEASE')
 149     gr.add_option('--tag',
 150                    help='tag release in git at the same time',
 151                    type='string', action='store', dest='TAG_RELEASE')
 152
 153
 154 @wafsamba.runonce
 155 def configure(conf):
 156     conf.env.hlist = []
 157     conf.env.srcdir = conf.srcdir
 158
 159     if Options.options.timestamp_dependencies:
 160         conf.ENABLE_TIMESTAMP_DEPENDENCIES()
 161
 162     conf.SETUP_CONFIGURE_CACHE(Options.options.enable_configure_cache)
 163
 164     # load our local waf extensions
 165     conf.check_tool('gnu_dirs')
 166     conf.check_tool('wafsamba')
 167
 168     conf.CHECK_CC_ENV()
 169
 170     conf.check_tool('compiler_cc')
 171
 172     # we need git for 'waf dist'
 173     conf.find_program('git', var='GIT')
 174
 175     # older gcc versions (< 4.4) does not work with gccdeps, so we have to see if the .d file is generated
 176     if Options.options.enable_gccdeps:
 177         from TaskGen import feature, after
 178         @feature('testd')
 179         @after('apply_core')
 180         def check_d(self):
 181             tsk = self.compiled_tasks[0]
 182             tsk.outputs.append(tsk.outputs[0].change_ext('.d'))
 183
 184         import Task
 185         cc = Task.TaskBase.classes['cc']
 186         oldmeth = cc.run
 187
 188         cc.run = Task.compile_fun_noshell('cc', '${CC} ${CCFLAGS} ${CPPFLAGS} ${_CCINCFLAGS} ${_CCDEFFLAGS} ${CC_SRC_F}${SRC} ${CC_TGT_F}${TGT[0].abspath(env)}')[0]
 189         try:
 190             try:
 191                 conf.check(features='cc testd', fragment='int main() {return 0;}\n', ccflags=['-MD'], mandatory=True, msg='Check for -MD')
 192             except:
 193                 pass
 194             else:
 195                 conf.check_tool('gccdeps', tooldir=conf.srcdir + "/buildtools/wafsamba")
 196         finally:
 197             cc.run = oldmeth
 198
 199     # make the install paths available in environment
 200     conf.env.LIBDIR = Options.options.LIBDIR or '${PREFIX}/lib'
 201     conf.env.BINDIR = Options.options.BINDIR or '${PREFIX}/bin'
 202     conf.env.SBINDIR = Options.options.SBINDIR or '${PREFIX}/sbin'
 203     conf.env.MODULESDIR = Options.options.MODULESDIR
 204     conf.env.BUNDLED_LIBS = Options.options.BUNDLED_LIBS.split(',')
 205     conf.env.BUILTIN_LIBRARIES = Options.options.BUILTIN_LIBRARIES.split(',')
 206     conf.env.DISABLE_SHARED = Options.options.disable_shared
 207     conf.env.NONSHARED_BINARIES = Options.options.NONSHARED_BINARIES.split(',')
 208
 209     conf.env.PRIVATE_EXTENSION = Options.options.PRIVATE_EXTENSION
 210     conf.env.PRIVATE_EXTENSION_EXCEPTION = Options.options.PRIVATE_EXTENSION_EXCEPTION.split(',')
 211
 212     conf.env.CROSS_COMPILE = Options.options.CROSS_COMPILE
 213     conf.env.CROSS_EXECUTE = Options.options.CROSS_EXECUTE
 214     conf.env.CROSS_ANSWERS = Options.options.CROSS_ANSWERS
 215     conf.env.HOSTCC        = Options.options.HOSTCC
 216
 217     conf.env.AUTOCONF_BUILD = Options.options.AUTOCONF_BUILD
 218     conf.env.AUTOCONF_HOST  = Options.options.AUTOCONF_HOST
 219     conf.env.AUTOCONF_PROGRAM_PREFIX = Options.options.AUTOCONF_PROGRAM_PREFIX
 220
 221     if (conf.env.AUTOCONF_HOST and
 222         conf.env.AUTOCONF_BUILD and
 223         conf.env.AUTOCONF_BUILD != conf.env.AUTOCONF_HOST):
 224         Logs.error('ERROR: Mismatch between --build and --host. Please use --cross-compile instead')
 225         sys.exit(1)
 226     if conf.env.AUTOCONF_PROGRAM_PREFIX:
 227         Logs.error('ERROR: --program-prefix not supported')
 228         sys.exit(1)
 229
 230     # enable ABI checking for developers
 231     conf.env.ABI_CHECK = Options.options.ABI_CHECK or Options.options.developer
 232     if Options.options.ABI_CHECK_DISABLE:
 233         conf.env.ABI_CHECK = False
 234     try:
 235         conf.find_program('gdb', mandatory=True)
 236     except:
 237         conf.env.ABI_CHECK = False
 238
 239     conf.CHECK_COMMAND(['uname', '-a'],
 240                        msg='Checking build system',
 241                        define='BUILD_SYSTEM',
 242                        on_target=False)
 243     conf.CHECK_UNAME()
 244
 245     # see if we can compile and run a simple C program
 246     conf.CHECK_CODE('printf("hello world")',
 247                     define='HAVE_SIMPLE_C_PROG',
 248                     mandatory=True,
 249                     execute=True,
 250                     headers='stdio.h',
 251                     msg='Checking simple C program')
 252
 253     # see if we can build shared libs
 254     if not conf.CHECK_LIBRARY_SUPPORT():
 255         conf.env.DISABLE_SHARED = True
 256
 257     # check for rpath
 258     if not conf.env.DISABLE_SHARED and conf.CHECK_LIBRARY_SUPPORT(rpath=True):
 259         conf.env.RPATH_ON_BUILD   = not Options.options.disable_rpath_build
 260         conf.env.RPATH_ON_INSTALL = (conf.env.RPATH_ON_BUILD and
 261                                      not Options.options.disable_rpath_install)
 262     else:
 263         conf.env.RPATH_ON_INSTALL = False
 264         conf.env.RPATH_ON_BUILD   = False
 265
 266     # we should use the PIC options in waf instead
 267     # Some compilo didn't support -fPIC but just print a warning
 268     if conf.env['COMPILER_CC'] == "suncc":
 269         conf.ADD_CFLAGS('-KPIC', testflags=True)
 270         # we really want define here as we need to have this
 271         # define even during the tests otherwise detection of
 272         # boolean is broken
 273         conf.DEFINE('_STDC_C99', 1, add_to_cflags=True)
 274         conf.DEFINE('_XPG6', 1, add_to_cflags=True)
 275     else:
 276         conf.ADD_CFLAGS('-fPIC', testflags=True)
 277
 278     conf.CHECK_INLINE()
 279
 280     # check for pkgconfig
 281     conf.check_cfg(atleast_pkgconfig_version='0.0.0')
 282
 283     conf.DEFINE('_GNU_SOURCE', 1, add_to_cflags=True)
 284     conf.DEFINE('_XOPEN_SOURCE_EXTENDED', 1, add_to_cflags=True)
 285
 286     # get the base headers we'll use for the rest of the tests
 287     conf.CHECK_HEADERS('stdio.h sys/types.h sys/stat.h stdlib.h stddef.h memory.h string.h',
 288                        add_headers=True)
 289     conf.CHECK_HEADERS('strings.h inttypes.h stdint.h unistd.h minix/config.h', add_headers=True)
 290     conf.CHECK_HEADERS('ctype.h standards.h stdbool.h stdint.h stdarg.h vararg.h', add_headers=True)
 291     conf.CHECK_HEADERS('limits.h assert.h')
 292
 293     # see if we need special largefile flags
 294     conf.CHECK_LARGEFILE()
 295
 296     if 'HAVE_STDDEF_H' in conf.env and 'HAVE_STDLIB_H' in conf.env:
 297         conf.DEFINE('STDC_HEADERS', 1)
 298
 299     conf.CHECK_HEADERS('sys/time.h time.h', together=True)
 300
 301     if 'HAVE_SYS_TIME_H' in conf.env and 'HAVE_TIME_H' in conf.env:
 302         conf.DEFINE('TIME_WITH_SYS_TIME', 1)
 303
 304     # cope with different extensions for libraries
 305     (root, ext) = os.path.splitext(conf.env.shlib_PATTERN)
 306     if ext[0] == '.':
 307         conf.define('SHLIBEXT', ext[1:], quote=True)
 308     else:
 309         conf.define('SHLIBEXT', "so", quote=True)
 310
 311     conf.CHECK_CODE('long one = 1; return ((char *)(&one))[0]',
 312                     execute=True,
 313                     define='WORDS_BIGENDIAN')
 314
 315     # check if signal() takes a void function
 316     if conf.CHECK_CODE('return *(signal (0, 0)) (0) == 1',
 317                        define='RETSIGTYPE_INT',
 318                        execute=False,
 319                        headers='signal.h',
 320                        msg='Checking if signal handlers return int'):
 321         conf.DEFINE('RETSIGTYPE', 'int')
 322     else:
 323         conf.DEFINE('RETSIGTYPE', 'void')
 324
 325     conf.CHECK_VARIABLE('__FUNCTION__', define='HAVE_FUNCTION_MACRO')
 326
 327     conf.CHECK_CODE('va_list ap1,ap2; va_copy(ap1,ap2)',
 328                     define="HAVE_VA_COPY",
 329                     msg="Checking for va_copy")
 330
 331     conf.CHECK_CODE('''
 332                     #define eprintf(...) fprintf(stderr, __VA_ARGS__)
 333                     eprintf("bla", "bar")
 334                     ''', define='HAVE__VA_ARGS__MACRO')
 335
 336     conf.SAMBA_BUILD_ENV()
 337
 338
 339 def build(bld):
 340     # give a more useful message if the source directory has moved
 341     relpath = os_path_relpath(bld.curdir, bld.srcnode.abspath())
 342     if relpath.find('../') != -1:
 343         Logs.error('bld.curdir %s is not a child of %s' % (bld.curdir, bld.srcnode.abspath()))
 344         raise Utils.WafError('''The top source directory has moved. Please run distclean and reconfigure''')
 345
 346     bld.CHECK_MAKEFLAGS()
 347     bld.SETUP_BUILD_GROUPS()
 348     bld.ENFORCE_GROUP_ORDERING()
 349     bld.CHECK_PROJECT_RULES()