# a set of config tests that use the samba_autoconf functions
# to test for commonly needed configuration options
-import os, Build, shutil, Utils, re
+import os, shutil, re
+import Build, Configure, Utils
from Configure import conf
+import config_c
from samba_utils import *
+
+def add_option(self, *k, **kw):
+ '''syntax help: provide the "match" attribute to opt.add_option() so that folders can be added to specific config tests'''
+ match = kw.get('match', [])
+ if match:
+ del kw['match']
+ opt = self.parser.add_option(*k, **kw)
+ opt.match = match
+ return opt
+Options.Handler.add_option = add_option
+
+@conf
+def check(self, *k, **kw):
+ '''Override the waf defaults to inject --with-directory options'''
+
+ if not 'env' in kw:
+ kw['env'] = self.env.copy()
+
+ # match the configuration test with speficic options, for example:
+ # --with-libiconv -> Options.options.iconv_open -> "Checking for library iconv"
+ additional_dirs = []
+ if 'msg' in kw:
+ msg = kw['msg']
+ for x in Options.Handler.parser.parser.option_list:
+ if getattr(x, 'match', None) and msg in x.match:
+ d = getattr(Options.options, x.dest, '')
+ if d:
+ additional_dirs.append(d)
+
+ # we add the additional dirs twice: once for the test data, and again if the compilation test suceeds below
+ def add_options_dir(dirs, env):
+ for x in dirs:
+ if not x in env.CPPPATH:
+ env.CPPPATH = [os.path.join(x, 'include')] + env.CPPPATH
+ if not x in env.LIBPATH:
+ env.LIBPATH = [os.path.join(x, 'lib')] + env.LIBPATH
+
+ add_options_dir(additional_dirs, kw['env'])
+
+ self.validate_c(kw)
+ self.check_message_1(kw['msg'])
+ ret = None
+ try:
+ ret = self.run_c_code(*k, **kw)
+ except Configure.ConfigurationError, e:
+ self.check_message_2(kw['errmsg'], 'YELLOW')
+ if 'mandatory' in kw and kw['mandatory']:
+ if Logs.verbose > 1:
+ raise
+ else:
+ self.fatal('the configuration failed (see %r)' % self.log.name)
+ else:
+ kw['success'] = ret
+ self.check_message_2(self.ret_msg(kw['okmsg'], kw))
+
+ # success! keep the CPPPATH/LIBPATH
+ add_options_dir(additional_dirs, self.env)
+
+ self.post_check(*k, **kw)
+ if not kw.get('execute', False):
+ return ret == 0
+ return ret
+
+
@conf
def CHECK_ICONV(conf, define='HAVE_NATIVE_ICONV'):
'''check if the iconv library is installed
@conf
def CHECK_LARGEFILE(conf, define='HAVE_LARGEFILE'):
'''see what we need for largefile support'''
+ getconf_cflags = conf.CHECK_COMMAND(['getconf', 'LFS_CFLAGS']);
+ if getconf_cflags is not False:
+ if (conf.CHECK_CODE('return !(sizeof(off_t) >= 8)',
+ define='WORKING_GETCONF_LFS_CFLAGS',
+ execute=True,
+ cflags=getconf_cflags,
+ msg='Checking getconf large file support flags work')):
+ conf.ADD_CFLAGS(getconf_cflags)
+ getconf_cflags_list=TO_LIST(getconf_cflags)
+ for flag in getconf_cflags_list:
+ if flag[:2] == "-D":
+ flag_split = flag[2:].split('=')
+ if len(flag_split) == 1:
+ conf.DEFINE(flag_split[0], '1')
+ else:
+ conf.DEFINE(flag_split[0], flag_split[1])
+
if conf.CHECK_CODE('return !(sizeof(off_t) >= 8)',
define,
execute=True,
- msg='Checking for large file support'):
+ msg='Checking for large file support without additional flags'):
return True
+
if conf.CHECK_CODE('return !(sizeof(off_t) >= 8)',
define,
execute=True,
msg='Checking for -D_FILE_OFFSET_BITS=64'):
conf.DEFINE('_FILE_OFFSET_BITS', 64)
return True
+
+ if conf.CHECK_CODE('return !(sizeof(off_t) >= 8)',
+ define,
+ execute=True,
+ cflags='-D_LARGE_FILES',
+ msg='Checking for -D_LARGE_FILES'):
+ conf.DEFINE('_LARGE_FILES', 1)
+ return True
return False
conf.fatal('cannot use the configuration test folder %r' % dir)
return dir
+@conf
+def CHECK_SHLIB_INTRASINC_NAME_FLAGS(conf, msg):
+ '''
+ check if the waf default flags for setting the name of lib
+ are ok
+ '''
+
+ snip = '''
+int foo(int v) {
+ return v * 2;
+}
+'''
+ return conf.check(features='cc cshlib',vnum="1",fragment=snip,msg=msg)
+
+@conf
+def CHECK_NEED_LC(conf, msg):
+ '''check if we need -lc'''
+
+ dir = find_config_dir(conf)
+
+ env = conf.env
+
+ bdir = os.path.join(dir, 'testbuild2')
+ if not os.path.exists(bdir):
+ os.makedirs(bdir)
+
+
+ subdir = os.path.join(dir, "liblctest")
+
+ os.makedirs(subdir)
+
+ dest = open(os.path.join(subdir, 'liblc1.c'), 'w')
+ dest.write('#include <stdio.h>\nint lib_func(void) { FILE *f = fopen("foo", "r");}\n')
+ dest.close()
+
+ bld = Build.BuildContext()
+ bld.log = conf.log
+ bld.all_envs.update(conf.all_envs)
+ bld.all_envs['default'] = env
+ bld.lst_variants = bld.all_envs.keys()
+ bld.load_dirs(dir, bdir)
+
+ bld.rescan(bld.srcnode)
+
+ bld(features='cc cshlib',
+ source='liblctest/liblc1.c',
+ ldflags=conf.env['EXTRA_LDFLAGS'],
+ target='liblc',
+ name='liblc')
+
+ try:
+ bld.compile()
+ conf.check_message(msg, '', True)
+ return True
+ except:
+ conf.check_message(msg, '', False)
+ return False
+
+
+@conf
+def CHECK_SHLIB_W_PYTHON(conf, msg):
+ '''check if we need -undefined dynamic_lookup'''
+
+ dir = find_config_dir(conf)
+
+ env = conf.env
+
+ snip = '''
+#include <Python.h>
+#include <crt_externs.h>
+#define environ (*_NSGetEnviron())
+
+static PyObject *ldb_module = NULL;
+int foo(int v) {
+ extern char **environ;
+ environ[0] = 1;
+ ldb_module = PyImport_ImportModule("ldb");
+ return v * 2;
+}'''
+ return conf.check(features='cc cshlib',uselib='PYEMBED',fragment=snip,msg=msg)
# this one is quite complex, and should probably be broken up
# into several parts. I'd quite like to create a set of CHECK_COMPOUND()
# functions that make writing complex compound tests like this much easier
@conf
-def CHECK_LIBRARY_SUPPORT(conf, rpath=False, msg=None):
+def CHECK_LIBRARY_SUPPORT(conf, rpath=False, version_script=False, msg=None):
'''see if the platform supports building libraries'''
if msg is None:
bld.rescan(bld.srcnode)
+ ldflags = []
+ if version_script:
+ ldflags.append("-Wl,--version-script=%s/vscript" % bld.path.abspath())
+ dest = open(os.path.join(dir,'vscript'), 'w')
+ dest.write('TEST_1.0A2 { global: *; };\n')
+ dest.close()
+
bld(features='cc cshlib',
source='libdir/lib1.c',
target='libdir/lib1',
+ ldflags=ldflags,
name='lib1')
o = bld(features='cc cprogram',
dest.write("""
use ExtUtils::MakeMaker;
WriteMakefile(
- 'NAME' => 'WafTest',
+ 'NAME' => 'WafTest',
'EXE_FILES' => [ 'WafTest' ]
);
""")
msg='Checking for stylesheet %s' % s,
define='XSLTPROC_MANPAGES', on_target=False,
boolean=True)
+ if not conf.CONFIG_SET('XSLTPROC_MANPAGES'):
+ print "A local copy of the docbook.xsl wasn't found on your system" \
+ " consider installing package like docbook-xsl"
+
+#
+# Determine the standard libpath for the used compiler,
+# so we can later use that to filter out these standard
+# library paths when some tools like cups-config or
+# python-config report standard lib paths with their
+# ldflags (-L...)
+#
+@conf
+def CHECK_STANDARD_LIBPATH(conf):
+ # at least gcc and clang support this:
+ try:
+ cmd = conf.env.CC + ['-print-search-dirs']
+ out = Utils.cmd_output(cmd).split('\n')
+ except ValueError:
+ # option not supported by compiler - use a standard list of directories
+ dirlist = [ '/usr/lib', '/usr/lib64' ]
+ except:
+ raise Utils.WafError('Unexpected error running "%s"' % (cmd))
+ else:
+ dirlist = []
+ for line in out:
+ line = line.strip()
+ if line.startswith("libraries: ="):
+ dirliststr = line[len("libraries: ="):]
+ dirlist = [ os.path.normpath(x) for x in dirliststr.split(':') ]
+ break
+
+ conf.env.STANDARD_LIBPATH = dirlist
+
+
+waf_config_c_parse_flags = config_c.parse_flags;
+def samba_config_c_parse_flags(line, uselib, env):
+ #
+ # We do a special treatment of the rpath components
+ # in the linkflags line, because currently the upstream
+ # parse_flags function is incomplete with respect to
+ # treatment of the rpath. The remainder of the linkflags
+ # line is later passed to the original funcion.
+ #
+ lst1 = shlex.split(line)
+ lst2 = []
+ while lst1:
+ x = lst1.pop(0)
+
+ #
+ # NOTE on special treatment of -Wl,-R and -Wl,-rpath:
+ #
+ # It is important to not put a library provided RPATH
+ # into the LINKFLAGS but in the RPATH instead, since
+ # the provided LINKFLAGS get prepended to our own internal
+ # RPATH later, and hence can potentially lead to linking
+ # in too old versions of our internal libs.
+ #
+ if x == '-Wl,-rpath' or x == '-Wl,-R':
+ linkflags.remove(x)
+ x = lst1.pop(0)
+ if x.startswith('-Wl,'):
+ rpath = x[4:]
+ else:
+ rpath = x
+ elif x.startswith('-Wl,-R,'):
+ rpath = x[7:]
+ elif x.startswith('-Wl,-R'):
+ rpath = x[6:]
+ elif x.startswith('-Wl,-rpath,'):
+ rpath = x[11:]
+ else:
+ lst2.append(x)
+ continue
+
+ env.append_value('RPATH_' + uselib, rpath)
+
+ line2 = ' '.join(lst2)
+ waf_config_c_parse_flags(line2, uselib, env)
+
+ return
+
+config_c.parse_flags = samba_config_c_parse_flags