summaryrefslogtreecommitdiff
path: root/buildtools/wafsamba/wscript
blob: ff18777575cdfe121541cad973f11afe9d55b5cc (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
#!/usr/bin/env python

# this is a base set of waf rules that everything else pulls in first

import sys, wafsamba, Configure, Logs
import Options, os, preproc
from samba_utils import *
from optparse import SUPPRESS_HELP

# this forces configure to be re-run if any of the configure
# sections of the build scripts change. We have to check
# for this in sys.argv as options have not yet been parsed when
# we need to set this. This is off by default until some issues
# are resolved related to WAFCACHE. It will need a lot of testing
# before it is enabled by default.
if '--enable-auto-reconfigure' in sys.argv:
    Configure.autoconfig = True

def set_options(opt):
    opt.tool_options('compiler_cc')

    opt.tool_options('gnu_dirs')

    gr = opt.option_group('library handling options')

    gr.add_option('--bundled-libraries',
                   help=("comma separated list of bundled libraries. May include !LIBNAME to disable bundling a library. Can be 'NONE' or 'ALL' [auto]"),
                   action="store", dest='BUNDLED_LIBS', default='')

    extension_default = Options.options['PRIVATE_EXTENSION_DEFAULT']
    gr.add_option('--private-library-extension',
                   help=("name extension for private libraries [%s]" % extension_default),
                   action="store", dest='PRIVATE_EXTENSION', default=extension_default)

    extension_exception = Options.options['PRIVATE_EXTENSION_EXCEPTION']
    gr.add_option('--private-extension-exception',
                   help=("comma separated list of libraries to not apply extension to [%s]" % extension_exception),
                   action="store", dest='PRIVATE_EXTENSION_EXCEPTION', default=extension_exception)

    builtin_defauilt = Options.options['BUILTIN_LIBRARIES_DEFAULT']
    gr.add_option('--builtin-libraries',
                   help=("command separated list of libraries to build directly into binaries [%s]" % builtin_defauilt),
                   action="store", dest='BUILTIN_LIBRARIES', default=builtin_defauilt)

    gr.add_option('--minimum-library-version',
                   help=("list of minimum system library versions (LIBNAME1:version,LIBNAME2:version)"),
                   action="store", dest='MINIMUM_LIBRARY_VERSION', default='')

    gr.add_option('--disable-shared',
                   help=("Disable all use of shared libraries"),
                   action="store_true", dest='disable_shared', default=False)
    gr.add_option('--disable-rpath',
                   help=("Disable use of rpath for build binaries"),
                   action="store_true", dest='disable_rpath_build', default=False)
    gr.add_option('--disable-rpath-install',
                   help=("Disable use of rpath for library path in installed files"),
                   action="store_true", dest='disable_rpath_install', default=False)
    gr.add_option('--disable-rpath-private-install',
                   help=("Disable use of rpath for private library path in installed files"),
                   action="store_true", dest='disable_rpath_private_install', default=False)
    gr.add_option('--nonshared-binary',
                   help=("Disable use of shared libs for the listed binaries"),
                   action="store", dest='NONSHARED_BINARIES', default='')
    gr.add_option('--disable-symbol-versions',
                   help=("Disable use of the --version-script linker option"),
                   action="store_true", dest='disable_symbol_versions', default=False)

    opt.add_option('--with-modulesdir',
                   help=("modules directory [PREFIX/modules]"),
                   action="store", dest='MODULESDIR', default='${PREFIX}/modules')

    opt.add_option('--with-privatelibdir',
                   help=("private library directory [PREFIX/lib/%s]" % Utils.g_module.APPNAME),
                   action="store", dest='PRIVATELIBDIR', default=None)

    gr = opt.option_group('developer options')

    gr.add_option('-C',
                   help='enable configure cacheing',
                   action='store_true', dest='enable_configure_cache')
    gr.add_option('--enable-auto-reconfigure',
                   help='enable automatic reconfigure on build',
                   action='store_true', dest='enable_auto_reconfigure')
    gr.add_option('--enable-debug',
                   help=("Turn on debugging symbols"),
                   action="store_true", dest='debug', default=False)
    gr.add_option('--enable-developer',
                   help=("Turn on developer warnings and debugging"),
                   action="store_true", dest='developer', default=False)
    gr.add_option('--picky-developer',
                   help=("Treat all warnings as errors (enable -Werror)"),
                   action="store_true", dest='picky_developer', default=False)
    gr.add_option('--fatal-errors',
                   help=("Stop compilation on first error (enable -Wfatal-errors)"),
                   action="store_true", dest='fatal_errors', default=False)
    gr.add_option('--enable-gccdeps',
                   help=("Enable use of gcc -MD dependency module"),
                   action="store_true", dest='enable_gccdeps', default=True)
    gr.add_option('--timestamp-dependencies',
                   help=("use file timestamps instead of content for build dependencies (BROKEN)"),
                   action="store_true", dest='timestamp_dependencies', default=False)
    gr.add_option('--pedantic',
		   help=("Enable even more compiler warnings"),
		   action='store_true', dest='pedantic', default=False)
    gr.add_option('--git-local-changes',
		   help=("mark version with + if local git changes"),
		   action='store_true', dest='GIT_LOCAL_CHANGES', default=False)

    gr.add_option('--abi-check',
		   help=("Check ABI signatures for libraries"),
		   action='store_true', dest='ABI_CHECK', default=False)
    gr.add_option('--abi-check-disable',
		   help=("Disable ABI checking (used with --enable-developer)"),
		   action='store_true', dest='ABI_CHECK_DISABLE', default=False)
    gr.add_option('--abi-update',
		   help=("Update ABI signature files for libraries"),
		   action='store_true', dest='ABI_UPDATE', default=False)

    gr.add_option('--show-deps',
		   help=("Show dependency tree for the given target"),
		   dest='SHOWDEPS', default='')

    gr.add_option('--symbol-check',
                  help=("check symbols in object files against project rules"),
                  action='store_true', dest='SYMBOLCHECK', default=False)

    gr.add_option('--dup-symbol-check',
                  help=("check for duplicate symbols in object files and system libs (must be configured with --enable-developer)"),
                  action='store_true', dest='DUP_SYMBOLCHECK', default=False)

    gr.add_option('--why-needed',
                  help=("TARGET:DEPENDENCY check why TARGET needs DEPENDENCY"),
                  action='store', type='str', dest='WHYNEEDED', default=None)

    gr.add_option('--show-duplicates',
                  help=("Show objects which are included in multiple binaries or libraries"),
                  action='store_true', dest='SHOW_DUPLICATES', default=False)

    gr = opt.add_option_group('cross compilation options')

    gr.add_option('--cross-compile',
		   help=("configure for cross-compilation"),
		   action='store_true', dest='CROSS_COMPILE', default=False)
    gr.add_option('--cross-execute',
		   help=("command prefix to use for cross-execution in configure"),
		   action='store', dest='CROSS_EXECUTE', default='')
    gr.add_option('--cross-answers',
		   help=("answers to cross-compilation configuration (auto modified)"),
		   action='store', dest='CROSS_ANSWERS', default='')
    gr.add_option('--hostcc',
		   help=("set host compiler when cross compiling"),
		   action='store', dest='HOSTCC', default=False)

    # we use SUPPRESS_HELP for these, as they are ignored, and are there only
    # to allow existing RPM spec files to work
    opt.add_option('--build',
		   help=SUPPRESS_HELP,
		   action='store', dest='AUTOCONF_BUILD', default='')
    opt.add_option('--host',
		   help=SUPPRESS_HELP,
		   action='store', dest='AUTOCONF_HOST', default='')
    opt.add_option('--target',
		   help=SUPPRESS_HELP,
		   action='store', dest='AUTOCONF_TARGET', default='')
    opt.add_option('--program-prefix',
		   help=SUPPRESS_HELP,
		   action='store', dest='AUTOCONF_PROGRAM_PREFIX', default='')
    opt.add_option('--disable-dependency-tracking',
		   help=SUPPRESS_HELP,
		   action='store_true', dest='AUTOCONF_DISABLE_DEPENDENCY_TRACKING', default=False)
    opt.add_option('--disable-silent-rules',
		   help=SUPPRESS_HELP,
		   action='store_true', dest='AUTOCONF_DISABLE_SILENT_RULES', default=False)

    gr = opt.option_group('dist options')
    gr.add_option('--sign-release',
                   help='sign the release tarball created by waf dist',
                   action='store_true', dest='SIGN_RELEASE')
    gr.add_option('--tag',
                   help='tag release in git at the same time',
                   type='string', action='store', dest='TAG_RELEASE')


@wafsamba.runonce
def configure(conf):
    conf.env.hlist = []
    conf.env.srcdir = conf.srcdir

    if Options.options.timestamp_dependencies:
        conf.ENABLE_TIMESTAMP_DEPENDENCIES()

    conf.SETUP_CONFIGURE_CACHE(Options.options.enable_configure_cache)

    # load our local waf extensions
    conf.check_tool('gnu_dirs')
    conf.check_tool('wafsamba')

    conf.CHECK_CC_ENV()

    conf.check_tool('compiler_cc')

    # we need git for 'waf dist'
    conf.find_program('git', var='GIT')

    # older gcc versions (< 4.4) does not work with gccdeps, so we have to see if the .d file is generated
    if Options.options.enable_gccdeps:
        from TaskGen import feature, after
        @feature('testd')
        @after('apply_core')
        def check_d(self):
            tsk = self.compiled_tasks[0]
            tsk.outputs.append(tsk.outputs[0].change_ext('.d'))

        import Task
        cc = Task.TaskBase.classes['cc']
        oldmeth = cc.run

        cc.run = Task.compile_fun_noshell('cc', '${CC} ${CCFLAGS} ${CPPFLAGS} ${_CCINCFLAGS} ${_CCDEFFLAGS} ${CC_SRC_F}${SRC} ${CC_TGT_F}${TGT[0].abspath(env)}')[0]
        try:
            try:
                conf.check(features='cc testd', fragment='int main() {return 0;}\n', ccflags=['-MD'], mandatory=True, msg='Check for -MD')
            except:
                pass
            else:
                conf.check_tool('gccdeps', tooldir=conf.srcdir + "/buildtools/wafsamba")
        finally:
            cc.run = oldmeth

    # make the install paths available in environment
    conf.env.LIBDIR = Options.options.LIBDIR or '${PREFIX}/lib'
    conf.env.BINDIR = Options.options.BINDIR or '${PREFIX}/bin'
    conf.env.SBINDIR = Options.options.SBINDIR or '${PREFIX}/sbin'
    conf.env.MODULESDIR = Options.options.MODULESDIR
    conf.env.PRIVATELIBDIR = Options.options.PRIVATELIBDIR
    conf.env.BUNDLED_LIBS = Options.options.BUNDLED_LIBS.split(',')
    conf.env.BUILTIN_LIBRARIES = Options.options.BUILTIN_LIBRARIES.split(',')
    conf.env.DISABLE_SHARED = Options.options.disable_shared
    conf.env.NONSHARED_BINARIES = Options.options.NONSHARED_BINARIES.split(',')

    conf.env.PRIVATE_EXTENSION = Options.options.PRIVATE_EXTENSION
    conf.env.PRIVATE_EXTENSION_EXCEPTION = Options.options.PRIVATE_EXTENSION_EXCEPTION.split(',')

    conf.env.CROSS_COMPILE = Options.options.CROSS_COMPILE
    conf.env.CROSS_EXECUTE = Options.options.CROSS_EXECUTE
    conf.env.CROSS_ANSWERS = Options.options.CROSS_ANSWERS
    conf.env.HOSTCC        = Options.options.HOSTCC

    conf.env.AUTOCONF_BUILD = Options.options.AUTOCONF_BUILD
    conf.env.AUTOCONF_HOST  = Options.options.AUTOCONF_HOST
    conf.env.AUTOCONF_PROGRAM_PREFIX = Options.options.AUTOCONF_PROGRAM_PREFIX

    if (conf.env.AUTOCONF_HOST and
        conf.env.AUTOCONF_BUILD and
        conf.env.AUTOCONF_BUILD != conf.env.AUTOCONF_HOST):
        Logs.error('ERROR: Mismatch between --build and --host. Please use --cross-compile instead')
        sys.exit(1)
    if conf.env.AUTOCONF_PROGRAM_PREFIX:
        Logs.error('ERROR: --program-prefix not supported')
        sys.exit(1)

    # enable ABI checking for developers
    conf.env.ABI_CHECK = Options.options.ABI_CHECK or Options.options.developer
    if Options.options.ABI_CHECK_DISABLE:
        conf.env.ABI_CHECK = False
    try:
        conf.find_program('gdb', mandatory=True)
    except:
        conf.env.ABI_CHECK = False

    conf.env.GIT_LOCAL_CHANGES = Options.options.GIT_LOCAL_CHANGES

    conf.CHECK_COMMAND(['uname', '-a'],
                       msg='Checking build system',
                       define='BUILD_SYSTEM',
                       on_target=False)
    conf.CHECK_UNAME()

    # see if we can compile and run a simple C program
    conf.CHECK_CODE('printf("hello world")',
                    define='HAVE_SIMPLE_C_PROG',
                    mandatory=True,
                    execute=True,
                    headers='stdio.h',
                    msg='Checking simple C program')

    # see if we can build shared libs
    if not conf.CHECK_LIBRARY_SUPPORT():
        conf.env.DISABLE_SHARED = True

    # check for rpath
    if not conf.env.DISABLE_SHARED and conf.CHECK_LIBRARY_SUPPORT(rpath=True):
        support_rpath = True
        conf.env.RPATH_ON_BUILD   = not Options.options.disable_rpath_build
        conf.env.RPATH_ON_INSTALL = (conf.env.RPATH_ON_BUILD and
                                     not Options.options.disable_rpath_install)
        if not conf.env.PRIVATELIBDIR:
            conf.env.PRIVATELIBDIR = '%s/%s' % (conf.env.LIBDIR, Utils.g_module.APPNAME)
        conf.env.RPATH_ON_INSTALL_PRIVATE = (
            not Options.options.disable_rpath_private_install)
    else:
        support_rpath = False
        conf.env.RPATH_ON_INSTALL = False
        conf.env.RPATH_ON_BUILD   = False
        conf.env.RPATH_ON_INSTALL_PRIVATE = False
        if not conf.env.PRIVATELIBDIR:
            # rpath is not possible so there is no sense in having a
            # private library directory by default.
            # the user can of course always override it.
            conf.env.PRIVATELIBDIR = conf.env.LIBDIR

    if (not conf.env.DISABLE_SHARED and
        not Options.options.disable_symbol_versions and
        conf.CHECK_LIBRARY_SUPPORT(rpath=support_rpath,
                                   version_script=True,
                                   msg='-Wl,--version-script support')):
        conf.env.HAVE_LD_VERSION_SCRIPT = True
    else:
        conf.env.HAVE_LD_VERSION_SCRIPT = False

    if sys.platform == "aix5":
        conf.DEFINE('_ALL_SOURCE', 1, add_to_cflags=True)
        # Might not be needed if ALL_SOURCE is defined
        # conf.DEFINE('_XOPEN_SOURCE', 600, add_to_cflags=True)

    # we should use the PIC options in waf instead
    # Some compilo didn't support -fPIC but just print a warning
    if conf.env['COMPILER_CC'] == "suncc":
        conf.ADD_CFLAGS('-KPIC', testflags=True)
        # we really want define here as we need to have this
        # define even during the tests otherwise detection of
        # boolean is broken
        conf.DEFINE('_STDC_C99', 1, add_to_cflags=True)
        conf.DEFINE('_XPG6', 1, add_to_cflags=True)
    else:
        conf.ADD_CFLAGS('-fPIC', testflags=True)

    # On Solaris 8 with suncc (at least) the flags for the linker to define the name of the
    # library are not always working (if the command line is very very long and with a lot
    # files)

    if conf.env['COMPILER_CC'] == "suncc":
        save = conf.env['SONAME_ST']
        conf.env['SONAME_ST'] = '-Wl,-h,%s'
        if not conf.CHECK_SHLIB_INTRASINC_NAME_FLAGS("Checking if flags %s are ok" % conf.env['SONAME_ST']):
            conf.env['SONAME_ST'] = save

    conf.CHECK_INLINE()

    # check for pkgconfig
    conf.check_cfg(atleast_pkgconfig_version='0.0.0')

    conf.DEFINE('_GNU_SOURCE', 1, add_to_cflags=True)
    conf.DEFINE('_XOPEN_SOURCE_EXTENDED', 1, add_to_cflags=True)

    # get the base headers we'll use for the rest of the tests
    conf.CHECK_HEADERS('stdio.h sys/types.h sys/stat.h stdlib.h stddef.h memory.h string.h',
                       add_headers=True)
    conf.CHECK_HEADERS('strings.h inttypes.h stdint.h unistd.h minix/config.h', add_headers=True)
    conf.CHECK_HEADERS('ctype.h', add_headers=True)

    if sys.platform != 'darwin':
        conf.CHECK_HEADERS('standards.h', add_headers=True)

    conf.CHECK_HEADERS('stdbool.h stdint.h stdarg.h vararg.h', add_headers=True)
    conf.CHECK_HEADERS('limits.h assert.h')

    # see if we need special largefile flags
    if not conf.CHECK_LARGEFILE():
        raise Utils.WafError('Samba requires large file support support, but not available on this platform: sizeof(off_t) < 8')

    if 'HAVE_STDDEF_H' in conf.env and 'HAVE_STDLIB_H' in conf.env:
        conf.DEFINE('STDC_HEADERS', 1)

    conf.CHECK_HEADERS('sys/time.h time.h', together=True)

    if 'HAVE_SYS_TIME_H' in conf.env and 'HAVE_TIME_H' in conf.env:
        conf.DEFINE('TIME_WITH_SYS_TIME', 1)

    # cope with different extensions for libraries
    (root, ext) = os.path.splitext(conf.env.shlib_PATTERN)
    if ext[0] == '.':
        conf.define('SHLIBEXT', ext[1:], quote=True)
    else:
        conf.define('SHLIBEXT', "so", quote=True)

    conf.CHECK_CODE('long one = 1; return ((char *)(&one))[0]',
                    execute=True,
                    define='WORDS_BIGENDIAN')

    # check if signal() takes a void function
    if conf.CHECK_CODE('return *(signal (0, 0)) (0) == 1',
                       define='RETSIGTYPE_INT',
                       execute=False,
                       headers='signal.h',
                       msg='Checking if signal handlers return int'):
        conf.DEFINE('RETSIGTYPE', 'int')
    else:
        conf.DEFINE('RETSIGTYPE', 'void')

    conf.CHECK_VARIABLE('__FUNCTION__', define='HAVE_FUNCTION_MACRO')

    conf.CHECK_CODE('va_list ap1,ap2; va_copy(ap1,ap2)',
                    define="HAVE_VA_COPY",
                    msg="Checking for va_copy")

    conf.CHECK_CODE('''
                    #define eprintf(...) fprintf(stderr, __VA_ARGS__)
                    eprintf("bla", "bar")
                    ''', define='HAVE__VA_ARGS__MACRO')

    conf.SAMBA_BUILD_ENV()


def build(bld):
    # give a more useful message if the source directory has moved
    relpath = os_path_relpath(bld.curdir, bld.srcnode.abspath())
    if relpath.find('../') != -1:
        Logs.error('bld.curdir %s is not a child of %s' % (bld.curdir, bld.srcnode.abspath()))
        raise Utils.WafError('''The top source directory has moved. Please run distclean and reconfigure''')

    bld.CHECK_MAKEFLAGS()
    bld.SETUP_BUILD_GROUPS()
    bld.ENFORCE_GROUP_ORDERING()
    bld.CHECK_PROJECT_RULES()