| 1 | # a set of config tests that use the samba_autoconf functions
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| 2 | # to test for commonly needed configuration options
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| 3 |
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| 4 | import os, Build, shutil, Utils, re
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| 5 | from Configure import conf
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| 6 | from samba_utils import *
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| 7 |
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| 8 | @conf
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| 9 | def CHECK_ICONV(conf, define='HAVE_NATIVE_ICONV'):
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| 10 | '''check if the iconv library is installed
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| 11 | optionally pass a define'''
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| 12 | if conf.CHECK_FUNCS_IN('iconv_open', 'iconv', checklibc=True, headers='iconv.h'):
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| 13 | conf.DEFINE(define, 1)
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| 14 | return True
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| 15 | return False
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| 16 |
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| 17 |
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| 18 | @conf
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| 19 | def CHECK_LARGEFILE(conf, define='HAVE_LARGEFILE'):
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| 20 | '''see what we need for largefile support'''
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| 21 | if conf.CHECK_CODE('return !(sizeof(off_t) >= 8)',
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| 22 | define,
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| 23 | execute=True,
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| 24 | msg='Checking for large file support'):
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| 25 | return True
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| 26 | if conf.CHECK_CODE('return !(sizeof(off_t) >= 8)',
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| 27 | define,
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| 28 | execute=True,
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| 29 | cflags='-D_FILE_OFFSET_BITS=64',
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| 30 | msg='Checking for -D_FILE_OFFSET_BITS=64'):
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| 31 | conf.DEFINE('_FILE_OFFSET_BITS', 64)
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| 32 | return True
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| 33 | return False
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| 34 |
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| 35 |
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| 36 | @conf
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| 37 | def CHECK_C_PROTOTYPE(conf, function, prototype, define, headers=None, msg=None):
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| 38 | '''verify that a C prototype matches the one on the current system'''
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| 39 | if not conf.CHECK_DECLS(function, headers=headers):
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| 40 | return False
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| 41 | if not msg:
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| 42 | msg = 'Checking C prototype for %s' % function
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| 43 | return conf.CHECK_CODE('%s; void *_x = (void *)%s' % (prototype, function),
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| 44 | define=define,
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| 45 | local_include=False,
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| 46 | headers=headers,
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| 47 | link=False,
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| 48 | execute=False,
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| 49 | msg=msg)
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| 50 |
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| 51 |
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| 52 | @conf
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| 53 | def CHECK_CHARSET_EXISTS(conf, charset, outcharset='UCS-2LE', headers=None, define=None):
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| 54 | '''check that a named charset is able to be used with iconv_open() for conversion
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| 55 | to a target charset
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| 56 | '''
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| 57 | msg = 'Checking if can we convert from %s to %s' % (charset, outcharset)
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| 58 | if define is None:
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| 59 | define = 'HAVE_CHARSET_%s' % charset.upper().replace('-','_')
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| 60 | return conf.CHECK_CODE('''
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| 61 | iconv_t cd = iconv_open("%s", "%s");
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| 62 | if (cd == 0 || cd == (iconv_t)-1) return -1;
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| 63 | ''' % (charset, outcharset),
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| 64 | define=define,
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| 65 | execute=True,
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| 66 | msg=msg,
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| 67 | lib='iconv',
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| 68 | headers=headers)
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| 69 |
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| 70 | def find_config_dir(conf):
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| 71 | '''find a directory to run tests in'''
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| 72 | k = 0
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| 73 | while k < 10000:
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| 74 | dir = os.path.join(conf.blddir, '.conf_check_%d' % k)
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| 75 | try:
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| 76 | shutil.rmtree(dir)
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| 77 | except OSError:
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| 78 | pass
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| 79 | try:
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| 80 | os.stat(dir)
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| 81 | except:
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| 82 | break
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| 83 | k += 1
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| 84 |
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| 85 | try:
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| 86 | os.makedirs(dir)
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| 87 | except:
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| 88 | conf.fatal('cannot create a configuration test folder %r' % dir)
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| 89 |
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| 90 | try:
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| 91 | os.stat(dir)
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| 92 | except:
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| 93 | conf.fatal('cannot use the configuration test folder %r' % dir)
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| 94 | return dir
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| 95 |
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| 96 | @conf
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| 97 | def CHECK_SHLIB_INTRASINC_NAME_FLAGS(conf, msg):
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| 98 | '''
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| 99 | check if the waf default flags for setting the name of lib
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| 100 | are ok
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| 101 | '''
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| 102 |
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| 103 | snip = '''
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| 104 | int foo(int v) {
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| 105 | return v * 2;
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| 106 | }
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| 107 | '''
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| 108 | return conf.check(features='cc cshlib',vnum="1",fragment=snip,msg=msg)
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| 109 |
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| 110 | @conf
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| 111 | def CHECK_NEED_LC(conf, msg):
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| 112 | '''check if we need -lc'''
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| 113 |
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| 114 | dir = find_config_dir(conf)
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| 115 |
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| 116 | env = conf.env
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| 117 |
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| 118 | bdir = os.path.join(dir, 'testbuild2')
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| 119 | if not os.path.exists(bdir):
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| 120 | os.makedirs(bdir)
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| 121 |
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| 122 |
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| 123 | subdir = os.path.join(dir, "liblctest")
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| 124 |
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| 125 | os.makedirs(subdir)
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| 126 |
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| 127 | dest = open(os.path.join(subdir, 'liblc1.c'), 'w')
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| 128 | dest.write('#include <stdio.h>\nint lib_func(void) { FILE *f = fopen("foo", "r");}\n')
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| 129 | dest.close()
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| 130 |
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| 131 | bld = Build.BuildContext()
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| 132 | bld.log = conf.log
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| 133 | bld.all_envs.update(conf.all_envs)
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| 134 | bld.all_envs['default'] = env
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| 135 | bld.lst_variants = bld.all_envs.keys()
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| 136 | bld.load_dirs(dir, bdir)
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| 137 |
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| 138 | bld.rescan(bld.srcnode)
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| 139 |
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| 140 | bld(features='cc cshlib',
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| 141 | source='liblctest/liblc1.c',
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| 142 | ldflags=conf.env['EXTRA_LDFLAGS'],
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| 143 | target='liblc',
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| 144 | name='liblc')
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| 145 |
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| 146 | try:
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| 147 | bld.compile()
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| 148 | conf.check_message(msg, '', True)
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| 149 | return True
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| 150 | except:
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| 151 | conf.check_message(msg, '', False)
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| 152 | return False
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| 153 |
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| 154 |
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| 155 | @conf
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| 156 | def CHECK_SHLIB_W_PYTHON(conf, msg):
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| 157 | '''check if we need -undefined dynamic_lookup'''
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| 158 |
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| 159 | dir = find_config_dir(conf)
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| 160 |
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| 161 | env = conf.env
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| 162 |
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| 163 | snip = '''
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| 164 | #include <Python.h>
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| 165 | #include <crt_externs.h>
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| 166 | #define environ (*_NSGetEnviron())
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| 167 |
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| 168 | static PyObject *ldb_module = NULL;
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| 169 | int foo(int v) {
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| 170 | extern char **environ;
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| 171 | environ[0] = 1;
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| 172 | ldb_module = PyImport_ImportModule("ldb");
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| 173 | return v * 2;
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| 174 | }'''
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| 175 | return conf.check(features='cc cshlib',uselib='PYEMBED',fragment=snip,msg=msg)
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| 176 |
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| 177 | # this one is quite complex, and should probably be broken up
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| 178 | # into several parts. I'd quite like to create a set of CHECK_COMPOUND()
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| 179 | # functions that make writing complex compound tests like this much easier
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| 180 | @conf
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| 181 | def CHECK_LIBRARY_SUPPORT(conf, rpath=False, version_script=False, msg=None):
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| 182 | '''see if the platform supports building libraries'''
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| 183 |
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| 184 | if msg is None:
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| 185 | if rpath:
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| 186 | msg = "rpath library support"
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| 187 | else:
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| 188 | msg = "building library support"
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| 189 |
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| 190 | dir = find_config_dir(conf)
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| 191 |
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| 192 | bdir = os.path.join(dir, 'testbuild')
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| 193 | if not os.path.exists(bdir):
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| 194 | os.makedirs(bdir)
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| 195 |
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| 196 | env = conf.env
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| 197 |
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| 198 | subdir = os.path.join(dir, "libdir")
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| 199 |
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| 200 | os.makedirs(subdir)
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| 201 |
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| 202 | dest = open(os.path.join(subdir, 'lib1.c'), 'w')
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| 203 | dest.write('int lib_func(void) { return 42; }\n')
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| 204 | dest.close()
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| 205 |
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| 206 | dest = open(os.path.join(dir, 'main.c'), 'w')
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| 207 | dest.write('int main(void) {return !(lib_func() == 42);}\n')
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| 208 | dest.close()
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| 209 |
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| 210 | bld = Build.BuildContext()
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| 211 | bld.log = conf.log
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| 212 | bld.all_envs.update(conf.all_envs)
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| 213 | bld.all_envs['default'] = env
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| 214 | bld.lst_variants = bld.all_envs.keys()
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| 215 | bld.load_dirs(dir, bdir)
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| 216 |
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| 217 | bld.rescan(bld.srcnode)
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| 218 |
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| 219 | ldflags = []
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| 220 | if version_script:
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| 221 | ldflags.append("-Wl,--version-script=%s/vscript" % bld.path.abspath())
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| 222 | dest = open(os.path.join(dir,'vscript'), 'w')
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| 223 | dest.write('TEST_1.0A2 { global: *; };\n')
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| 224 | dest.close()
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| 225 |
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| 226 | bld(features='cc cshlib',
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| 227 | source='libdir/lib1.c',
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| 228 | target='libdir/lib1',
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| 229 | ldflags=ldflags,
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| 230 | name='lib1')
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| 231 |
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| 232 | o = bld(features='cc cprogram',
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| 233 | source='main.c',
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| 234 | target='prog1',
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| 235 | uselib_local='lib1')
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| 236 |
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| 237 | if rpath:
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| 238 | o.rpath=os.path.join(bdir, 'default/libdir')
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| 239 |
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| 240 | # compile the program
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| 241 | try:
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| 242 | bld.compile()
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| 243 | except:
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| 244 | conf.check_message(msg, '', False)
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| 245 | return False
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| 246 |
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| 247 | # path for execution
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| 248 | lastprog = o.link_task.outputs[0].abspath(env)
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| 249 |
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| 250 | if not rpath:
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| 251 | if 'LD_LIBRARY_PATH' in os.environ:
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| 252 | old_ld_library_path = os.environ['LD_LIBRARY_PATH']
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| 253 | else:
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| 254 | old_ld_library_path = None
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| 255 | ADD_LD_LIBRARY_PATH(os.path.join(bdir, 'default/libdir'))
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| 256 |
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| 257 | # we need to run the program, try to get its result
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| 258 | args = conf.SAMBA_CROSS_ARGS(msg=msg)
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| 259 | proc = Utils.pproc.Popen([lastprog] + args, stdout=Utils.pproc.PIPE, stderr=Utils.pproc.PIPE)
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| 260 | (out, err) = proc.communicate()
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| 261 | w = conf.log.write
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| 262 | w(str(out))
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| 263 | w('\n')
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| 264 | w(str(err))
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| 265 | w('\nreturncode %r\n' % proc.returncode)
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| 266 | ret = (proc.returncode == 0)
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| 267 |
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| 268 | if not rpath:
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| 269 | os.environ['LD_LIBRARY_PATH'] = old_ld_library_path or ''
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| 270 |
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| 271 | conf.check_message(msg, '', ret)
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| 272 | return ret
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| 273 |
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| 274 |
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| 275 |
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| 276 | @conf
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| 277 | def CHECK_PERL_MANPAGE(conf, msg=None, section=None):
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| 278 | '''work out what extension perl uses for manpages'''
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| 279 |
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| 280 | if msg is None:
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| 281 | if section:
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| 282 | msg = "perl man%s extension" % section
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| 283 | else:
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| 284 | msg = "perl manpage generation"
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| 285 |
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| 286 | conf.check_message_1(msg)
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| 287 |
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| 288 | dir = find_config_dir(conf)
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| 289 |
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| 290 | bdir = os.path.join(dir, 'testbuild')
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| 291 | if not os.path.exists(bdir):
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| 292 | os.makedirs(bdir)
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| 293 |
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| 294 | dest = open(os.path.join(bdir, 'Makefile.PL'), 'w')
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| 295 | dest.write("""
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| 296 | use ExtUtils::MakeMaker;
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| 297 | WriteMakefile(
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| 298 | 'NAME' => 'WafTest',
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| 299 | 'EXE_FILES' => [ 'WafTest' ]
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| 300 | );
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| 301 | """)
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| 302 | dest.close()
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| 303 | back = os.path.abspath('.')
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| 304 | os.chdir(bdir)
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| 305 | proc = Utils.pproc.Popen(['perl', 'Makefile.PL'],
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| 306 | stdout=Utils.pproc.PIPE,
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| 307 | stderr=Utils.pproc.PIPE)
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| 308 | (out, err) = proc.communicate()
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| 309 | os.chdir(back)
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| 310 |
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| 311 | ret = (proc.returncode == 0)
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| 312 | if not ret:
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| 313 | conf.check_message_2('not found', color='YELLOW')
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| 314 | return
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| 315 |
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| 316 | if section:
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| 317 | f = open(os.path.join(bdir,'Makefile'), 'r')
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| 318 | man = f.read()
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| 319 | f.close()
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| 320 | m = re.search('MAN%sEXT\s+=\s+(\w+)' % section, man)
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| 321 | if not m:
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| 322 | conf.check_message_2('not found', color='YELLOW')
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| 323 | return
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| 324 | ext = m.group(1)
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| 325 | conf.check_message_2(ext)
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| 326 | return ext
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| 327 |
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| 328 | conf.check_message_2('ok')
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| 329 | return True
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| 330 |
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| 331 |
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| 332 | @conf
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| 333 | def CHECK_COMMAND(conf, cmd, msg=None, define=None, on_target=True, boolean=False):
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| 334 | '''run a command and return result'''
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| 335 | if msg is None:
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| 336 | msg = 'Checking %s' % ' '.join(cmd)
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| 337 | conf.COMPOUND_START(msg)
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| 338 | cmd = cmd[:]
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| 339 | if on_target:
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| 340 | cmd.extend(conf.SAMBA_CROSS_ARGS(msg=msg))
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| 341 | try:
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| 342 | ret = Utils.cmd_output(cmd)
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| 343 | except:
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| 344 | conf.COMPOUND_END(False)
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| 345 | return False
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| 346 | if boolean:
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| 347 | conf.COMPOUND_END('ok')
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| 348 | if define:
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| 349 | conf.DEFINE(define, '1')
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| 350 | else:
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| 351 | ret = ret.strip()
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| 352 | conf.COMPOUND_END(ret)
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| 353 | if define:
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| 354 | conf.DEFINE(define, ret, quote=True)
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| 355 | return ret
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| 356 |
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| 357 |
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| 358 | @conf
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| 359 | def CHECK_UNAME(conf):
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| 360 | '''setup SYSTEM_UNAME_* defines'''
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| 361 | ret = True
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| 362 | for v in "sysname machine release version".split():
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| 363 | if not conf.CHECK_CODE('''
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| 364 | struct utsname n;
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| 365 | if (uname(&n) == -1) return -1;
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| 366 | printf("%%s", n.%s);
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| 367 | ''' % v,
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| 368 | define='SYSTEM_UNAME_%s' % v.upper(),
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| 369 | execute=True,
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| 370 | define_ret=True,
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| 371 | quote=True,
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| 372 | headers='sys/utsname.h',
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| 373 | local_include=False,
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| 374 | msg="Checking uname %s type" % v):
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| 375 | ret = False
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| 376 | return ret
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| 377 |
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| 378 | @conf
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| 379 | def CHECK_INLINE(conf):
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| 380 | '''check for the right value for inline'''
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| 381 | conf.COMPOUND_START('Checking for inline')
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| 382 | for i in ['inline', '__inline__', '__inline']:
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| 383 | ret = conf.CHECK_CODE('''
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| 384 | typedef int foo_t;
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| 385 | static %s foo_t static_foo () {return 0; }
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| 386 | %s foo_t foo () {return 0; }''' % (i, i),
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| 387 | define='INLINE_MACRO',
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| 388 | addmain=False,
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| 389 | link=False)
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| 390 | if ret:
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| 391 | if i != 'inline':
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| 392 | conf.DEFINE('inline', i, quote=False)
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| 393 | break
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| 394 | if not ret:
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| 395 | conf.COMPOUND_END(ret)
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| 396 | else:
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| 397 | conf.COMPOUND_END(i)
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| 398 | return ret
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| 399 |
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| 400 | @conf
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| 401 | def CHECK_XSLTPROC_MANPAGES(conf):
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| 402 | '''check if xsltproc can run with the given stylesheets'''
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| 403 |
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| 404 |
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| 405 | if not conf.CONFIG_SET('XSLTPROC'):
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| 406 | conf.find_program('xsltproc', var='XSLTPROC')
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| 407 | if not conf.CONFIG_SET('XSLTPROC'):
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| 408 | return False
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| 409 |
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| 410 | s='http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl'
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| 411 | conf.CHECK_COMMAND('%s --nonet %s 2> /dev/null' % (conf.env.XSLTPROC, s),
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| 412 | msg='Checking for stylesheet %s' % s,
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| 413 | define='XSLTPROC_MANPAGES', on_target=False,
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| 414 | boolean=True)
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