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