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['BUNDLED_EXTENSION_DEFAULT']
  31     gr.add_option('--bundled-library-extension',
  32                    help=("name extension for bundled libraries [%s]" % extension_default),
  33                    action="store", dest='BUNDLED_EXTENSION', default=extension_default)
  34
  35     extension_exception = Options.options['BUNDLED_EXTENSION_EXCEPTION']
  36     gr.add_option('--bundled-extension-exception',
  37                    help=("comman separated list of libraries to not apply extension to [%s]" % extension_exception),
  38                    action="store", dest='BUNDLED_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=False)
  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 = opt.add_option_group('cross compilation options')
 104
 105     gr.add_option('--cross-compile',
 106                    help=("configure for cross-compilation"),
 107                    action='store_true', dest='CROSS_COMPILE', default=False)
 108     gr.add_option('--cross-execute',
 109                    help=("command prefix to use for cross-execution in configure"),
 110                    action='store', dest='CROSS_EXECUTE', default='')
 111     gr.add_option('--cross-answers',
 112                    help=("answers to cross-compilation configuration (auto modified)"),
 113                    action='store', dest='CROSS_ANSWERS', default='')
 114     gr.add_option('--hostcc',
 115                    help=("set host compiler when cross compiling"),
 116                    action='store', dest='HOSTCC', default=False)
 117
 118     # we use SUPPRESS_HELP for these, as they are ignored, and are there only
 119     # to allow existing RPM spec files to work
 120     opt.add_option('--build',
 121                    help=SUPPRESS_HELP,
 122                    action='store', dest='AUTOCONF_BUILD', default='')
 123     opt.add_option('--host',
 124                    help=SUPPRESS_HELP,
 125                    action='store', dest='AUTOCONF_HOST', default='')
 126     opt.add_option('--program-prefix',
 127                    help=SUPPRESS_HELP,
 128                    action='store', dest='AUTOCONF_PROGRAM_PREFIX', default='')
 129     opt.add_option('--disable-dependency-tracking',
 130                    help=SUPPRESS_HELP,
 131                    action='store_true', dest='AUTOCONF_DISABLE_DEPENDENCY_TRACKING', default=False)
 132
 133     gr = opt.option_group('dist options')
 134     gr.add_option('--sign-release',
 135                    help='sign the release tarball created by waf dist',
 136                    action='store_true', dest='SIGN_RELEASE')
 137     gr.add_option('--tag',
 138                    help='tag release in git at the same time',
 139                    type='string', action='store', dest='TAG_RELEASE')
 140
 141
 142 @wafsamba.runonce
 143 def configure(conf):
 144     conf.env.hlist = []
 145     conf.env.srcdir = conf.srcdir
 146
 147     if Options.options.timestamp_dependencies:
 148         conf.ENABLE_TIMESTAMP_DEPENDENCIES()
 149
 150     conf.SETUP_CONFIGURE_CACHE(Options.options.enable_configure_cache)
 151
 152     # load our local waf extensions
 153     conf.check_tool('gnu_dirs')
 154     conf.check_tool('wafsamba')
 155
 156     conf.CHECK_CC_ENV()
 157
 158     conf.check_tool('compiler_cc')
 159
 160     # we need git for 'waf dist'
 161     conf.find_program('git', var='GIT')
 162
 163     if Options.options.enable_gccdeps:
 164         # don't enable gccdeps by default as it needs a very recent version gcc
 165         conf.check_tool('gccdeps', tooldir=conf.srcdir + "/buildtools/wafsamba")
 166
 167     # make the install paths available in environment
 168     conf.env.LIBDIR = Options.options.LIBDIR or '${PREFIX}/lib'
 169     conf.env.BINDIR = Options.options.BINDIR or '${PREFIX}/bin'
 170     conf.env.SBINDIR = Options.options.SBINDIR or '${PREFIX}/sbin'
 171     conf.env.MODULESDIR = Options.options.MODULESDIR
 172     conf.env.BUNDLED_LIBS = Options.options.BUNDLED_LIBS.split(',')
 173     conf.env.BUILTIN_LIBRARIES = Options.options.BUILTIN_LIBRARIES.split(',')
 174     conf.env.DISABLE_SHARED = Options.options.disable_shared
 175     conf.env.NONSHARED_BINARIES = Options.options.NONSHARED_BINARIES.split(',')
 176
 177     conf.env.BUNDLED_EXTENSION = Options.options.BUNDLED_EXTENSION
 178     conf.env.BUNDLED_EXTENSION_EXCEPTION = Options.options.BUNDLED_EXTENSION_EXCEPTION.split(',')
 179
 180     conf.env.CROSS_COMPILE = Options.options.CROSS_COMPILE
 181     conf.env.CROSS_EXECUTE = Options.options.CROSS_EXECUTE
 182     conf.env.CROSS_ANSWERS = Options.options.CROSS_ANSWERS
 183     conf.env.HOSTCC        = Options.options.HOSTCC
 184
 185     conf.env.AUTOCONF_BUILD = Options.options.AUTOCONF_BUILD
 186     conf.env.AUTOCONF_HOST  = Options.options.AUTOCONF_HOST
 187     conf.env.AUTOCONF_PROGRAM_PREFIX = Options.options.AUTOCONF_PROGRAM_PREFIX
 188
 189     if (conf.env.AUTOCONF_HOST and
 190         conf.env.AUTOCONF_BUILD and
 191         conf.env.AUTOCONF_BUILD != conf.env.AUTOCONF_HOST):
 192         Logs.error('ERROR: Mismatch between --build and --host. Please use --cross-compile instead')
 193         sys.exit(1)
 194     if conf.env.AUTOCONF_PROGRAM_PREFIX:
 195         Logs.error('ERROR: --program-prefix not supported')
 196         sys.exit(1)
 197
 198     # enable ABI checking for developers
 199     conf.env.ABI_CHECK = Options.options.ABI_CHECK or Options.options.developer
 200     if Options.options.ABI_CHECK_DISABLE:
 201         conf.env.ABI_CHECK = False
 202     try:
 203         conf.find_program('gdb', mandatory=True)
 204     except:
 205         conf.env.ABI_CHECK = False
 206
 207     conf.CHECK_COMMAND(['uname', '-a'],
 208                        msg='Checking build system',
 209                        define='BUILD_SYSTEM',
 210                        on_target=False)
 211     conf.CHECK_UNAME()
 212
 213     # see if we can compile and run a simple C program
 214     conf.CHECK_CODE('printf("hello world")',
 215                     define='HAVE_SIMPLE_C_PROG',
 216                     mandatory=True,
 217                     execute=True,
 218                     headers='stdio.h',
 219                     msg='Checking simple C program')
 220
 221     # see if we can build shared libs
 222     if not conf.CHECK_LIBRARY_SUPPORT():
 223         conf.env.DISABLE_SHARED = True
 224
 225     # check for rpath
 226     if not conf.env.DISABLE_SHARED and conf.CHECK_LIBRARY_SUPPORT(rpath=True):
 227         conf.env.RPATH_ON_BUILD   = not Options.options.disable_rpath_build
 228         conf.env.RPATH_ON_INSTALL = (conf.env.RPATH_ON_BUILD and
 229                                      not Options.options.disable_rpath_install)
 230     else:
 231         conf.env.RPATH_ON_INSTALL = False
 232         conf.env.RPATH_ON_BUILD   = False
 233
 234     # we should use the PIC options in waf instead
 235     conf.ADD_CFLAGS('-fPIC', testflags=True)
 236
 237     conf.CHECK_INLINE()
 238
 239     # check for pkgconfig
 240     conf.check_cfg(atleast_pkgconfig_version='0.0.0')
 241
 242     conf.DEFINE('_GNU_SOURCE', 1, add_to_cflags=True)
 243     conf.DEFINE('_XOPEN_SOURCE_EXTENDED', 1, add_to_cflags=True)
 244
 245     # get the base headers we'll use for the rest of the tests
 246     conf.CHECK_HEADERS('stdio.h sys/types.h sys/stat.h stdlib.h stddef.h memory.h string.h',
 247                        add_headers=True)
 248     conf.CHECK_HEADERS('strings.h inttypes.h stdint.h unistd.h minix/config.h', add_headers=True)
 249     conf.CHECK_HEADERS('ctype.h standards.h stdbool.h stdint.h stdarg.h vararg.h', add_headers=True)
 250     conf.CHECK_HEADERS('limits.h assert.h')
 251
 252     # see if we need special largefile flags
 253     conf.CHECK_LARGEFILE()
 254
 255     if 'HAVE_STDDEF_H' in conf.env and 'HAVE_STDLIB_H' in conf.env:
 256         conf.DEFINE('STDC_HEADERS', 1)
 257
 258     conf.CHECK_HEADERS('sys/time.h time.h', together=True)
 259
 260     if 'HAVE_SYS_TIME_H' in conf.env and 'HAVE_TIME_H' in conf.env:
 261         conf.DEFINE('TIME_WITH_SYS_TIME', 1)
 262
 263     conf.define('SHLIBEXT', "so", quote=True)
 264
 265     conf.CHECK_CODE('long one = 1; return ((char *)(&one))[0]',
 266                     execute=True,
 267                     define='WORDS_BIGENDIAN')
 268
 269     # check if signal() takes a void function
 270     if conf.CHECK_CODE('return *(signal (0, 0)) (0) == 1',
 271                        define='RETSIGTYPE_INT',
 272                        execute=False,
 273                        headers='signal.h',
 274                        msg='Checking if signal handlers return int'):
 275         conf.DEFINE('RETSIGTYPE', 'int')
 276     else:
 277         conf.DEFINE('RETSIGTYPE', 'void')
 278
 279     conf.CHECK_VARIABLE('__FUNCTION__', define='HAVE_FUNCTION_MACRO')
 280
 281     conf.CHECK_CODE('va_list ap1,ap2; va_copy(ap1,ap2)',
 282                     define="HAVE_VA_COPY",
 283                     msg="Checking for va_copy")
 284
 285     conf.CHECK_CODE('''
 286                     #define eprintf(...) fprintf(stderr, __VA_ARGS__)
 287                     eprintf("bla", "bar")
 288                     ''', define='HAVE__VA_ARGS__MACRO')
 289
 290     conf.SAMBA_BUILD_ENV()
 291
 292
 293 def build(bld):
 294     # give a more useful message if the source directory has moved
 295     relpath = os_path_relpath(bld.curdir, bld.srcnode.abspath())
 296     if relpath.find('../') != -1:
 297         Logs.error('bld.curdir %s is not a child of %s' % (bld.curdir, bld.srcnode.abspath()))
 298         raise Utils.WafError('''The top source directory has moved. Please run distclean and reconfigure''')
 299
 300     bld.CHECK_MAKEFLAGS()
 301     bld.SETUP_BUILD_GROUPS()
 302     bld.ENFORCE_GROUP_ORDERING()
 303     bld.CHECK_PROJECT_RULES()