source4/heimdal_build/wscript_configure

   1 #!/usr/bin/env python
   2 # Waf build script for Samba 4's bundled Heimdal.
   3
   4 # Unless explicitly requested by the user (e.g.
   5 # "./configure --bundled-libraries=!asn1_compile") this will always use the
   6 # bundled Heimdal, even if a system heimdal was found. The reason
   7 # for this is that our checks for the system heimdal are not accurate
   8 # enough yet to know if it is usable (some bug fix might be missing,
   9 # compile_et might not generate the expected code, etc).
  10
  11 import Logs, sys
  12
  13 conf.CHECK_TYPE('u_char', 'uint8_t')
  14 conf.CHECK_TYPE('u_int32_t', 'uint32_t')
  15
  16 conf.CHECK_HEADERS('err.h')
  17
  18 conf.CHECK_HEADERS('ifaddrs.h')
  19 conf.CHECK_HEADERS('''crypt.h errno.h inttypes.h netdb.h signal.h sys/bswap.h
  20                   sys/file.h sys/stropts.h sys/timeb.h sys/times.h sys/uio.h sys/un.h
  21               sys/utsname.h time.h timezone.h ttyname.h netinet/in.h
  22               netinet/in6.h netinet6/in6.h libintl.h''')
  23
  24 conf.CHECK_HEADERS('curses.h term.h termcap.h', together=True)
  25
  26 conf.CHECK_FUNCS('''atexit cgetent getprogname setprogname gethostname
  27                     putenv rcmd readv sendmsg setitimer strlwr strncasecmp
  28             strptime strsep strsep_copy    strtok_r strupr swab umask uname unsetenv
  29             closefrom err warn errx warnx flock writev''')
  30
  31 if conf.CHECK_FUNCS('strerror_r'):
  32     # Check if strerror_r is BSD compatible (default GNU implementation is not what Heimdal expects)
  33     conf.CHECK_CODE('int strerror_r(int errnum, char *buf, size_t buflen);',
  34                     'STRERROR_R_PROTO_COMPATIBLE',
  35                     headers='string.h', addmain=False, link=False,
  36                     msg="Checking for XSI (rather than GNU) prototype for strerror_r")
  37
  38 conf.CHECK_FUNCS_IN('hstrerror', 'resolv socket nsl', checklibc=True)
  39 conf.CHECK_FUNCS_IN('''getnameinfo sendmsg socket getipnodebyname gethostent gethostent_r
  40                        sethostent endhostent getipnodebyaddr freehostent gethostbyname
  41                        gethostbyname_r gethostbyaddr''',
  42                     'socket nsl',
  43                     checklibc=True)
  44
  45 conf.CHECK_FUNCS_IN('dgettext gettext', 'intl', headers='libintl.h')
  46
  47 conf.CHECK_FUNCS('iruserok')
  48
  49 conf.CHECK_FUNCS('bswap16')
  50 conf.CHECK_FUNCS('bswap32')
  51
  52 conf.CHECK_TYPE('struct winsize', define='HAVE_STRUCT_WINSIZE', headers='sys/termios.h sys/ioctl.h')
  53 conf.CHECK_STRUCTURE_MEMBER('struct winsize', 'ws_xpixel',
  54                     define='HAVE_WS_XPIXEL', headers='sys/termios.h sys/ioctl.h')
  55 conf.CHECK_STRUCTURE_MEMBER('struct winsize', 'ws_ypixel',
  56                     define='HAVE_WS_YPIXEL', headers='sys/termios.h sys/ioctl.h')
  57 conf.DEFINE('HAVE_KRB_STRUCT_WINSIZE', 1)
  58 conf.DEFINE('VOID_RETSIGTYPE', 1)
  59
  60 conf.CHECK_VARIABLE('h_errno', headers='netdb.h')
  61
  62 # strangely enough, we need it with another define too
  63 conf.CHECK_DECLS('h_errno', headers='netdb.h')
  64
  65 conf.CHECK_FUNCS_IN('res_search res_nsearch res_ndestroy dns_search dn_expand', 'resolv',
  66                     checklibc=True, headers='netinet/in.h arpa/nameser.h resolv.h dns.h')
  67 conf.CHECK_VARIABLE('_res', headers='netinet/in.h arpa/nameser.h resolv.h')
  68 conf.CHECK_DECLS('_res', headers='netinet/in.h arpa/nameser.h resolv.h')
  69 conf.CHECK_FUNCS_IN('openpty', 'util', checklibc=True, headers='pty.h util.h libutil.h')
  70
  71 conf.DEFINE('HAVE_KRB5',1)
  72
  73 conf.CHECK_FUNCS('dirfd', headers='dirent.h')
  74 conf.CHECK_DECLS('dirfd', reverse=True, headers='dirent.h')
  75 conf.CHECK_STRUCTURE_MEMBER('DIR', 'dd_fd', define='HAVE_DIR_DD_FD',  headers='dirent.h')
  76
  77 conf.DEFINE('SAMBA4_USES_HEIMDAL', 1)
  78
  79 # setup the right defines for a in-tree heimdal build
  80 Logs.info("Using in-tree heimdal kerberos defines")
  81 conf.define('HAVE_GSSAPI_GSSAPI_H', 1)
  82 conf.define('HAVE_GSSAPI_GSSAPI_KRB5_H', 1)
  83 conf.define('HAVE_AP_OPTS_USE_SUBKEY', 1)
  84 conf.define('HAVE_KRB5_ADDRESSES', 1)
  85 conf.define('HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK', 1)
  86 conf.define('HAVE_KRB5_SET_REAL_TIME', 1)
  87 conf.define('HAVE_COM_ERR_H', 1)
  88 conf.define('HAVE_ADDR_TYPE_IN_KRB5_ADDRESS', 1)
  89 conf.define('HAVE_GSS_DISPLAY_STATUS', 1)
  90 conf.define('HAVE_GSS_WRAP_IOV', 1)
  91 conf.define('HAVE_GSS_KRB5_IMPORT_CRED', 1)
  92 conf.define('HAVE_GSS_OID_EQUAL', 1)
  93 conf.define('HAVE_GSS_INQUIRE_SEC_CONTEXT_BY_OID', 1)
  94 conf.define('HAVE_GSSKRB5_EXTRACT_AUTHZ_DATA_FROM_SEC_CONTEXT', 1)
  95 conf.define('HAVE_GSSKRB5_GET_SUBKEY', 1)
  96 conf.define('HAVE_GSS_KRB5_EXPORT_LUCID_SEC_CONTEXT', 1)
  97 conf.define('HAVE_GSS_IMPORT_CRED', 1)
  98 conf.define('HAVE_GSS_EXPORT_CRED', 1)
  99 conf.define('HAVE_GSSAPI', 1)
 100 conf.define('HAVE_ADDR_TYPE_IN_KRB5_ADDRESS', 1)
 101 conf.define('HAVE_CHECKSUM_IN_KRB5_CHECKSUM', 1)
 102 conf.define('HAVE_DECL_KRB5_AUTH_CON_SET_REQ_CKSUMTYPE', 0)
 103 conf.define('HAVE_DECL_KRB5_GET_CREDENTIALS_FOR_USER', 0)
 104 conf.define('HAVE_E_DATA_POINTER_IN_KRB5_ERROR', 1)
 105 conf.define('HAVE_INITIALIZE_KRB5_ERROR_TABLE', 1)
 106 conf.define('HAVE_KRB5_ADDRESSES', 1)
 107 conf.define('HAVE_KRB5_AUTH_CON_SETKEY', 1)
 108 conf.define('HAVE_KRB5_CC_GET_LIFETIME', 1)
 109 conf.define('HAVE_KRB5_CREATE_CHECKSUM', 1)
 110 conf.define('HAVE_KRB5_CRYPTO', 1)
 111 conf.define('HAVE_KRB5_CRYPTO_DESTROY', 1)
 112 conf.define('HAVE_KRB5_CRYPTO_INIT', 1)
 113 conf.define('HAVE_KRB5_C_VERIFY_CHECKSUM', 1)
 114 conf.define('HAVE_KRB5_ENCTYPE_TO_STRING', 1)
 115 conf.define('HAVE_KRB5_ENCTYPE_TO_STRING_WITH_KRB5_CONTEXT_ARG', 1)
 116 conf.define('HAVE_KRB5_FREE_ERROR_CONTENTS', 1)
 117 conf.define('HAVE_KRB5_FREE_HOST_REALM', 1)
 118 conf.define('HAVE_KRB5_FWD_TGT_CREDS', 1)
 119 conf.define('HAVE_KRB5_GET_CREDS', 1)
 120 conf.define('HAVE_KRB5_GET_CREDS_OPT_ALLOC', 1)
 121 conf.define('HAVE_KRB5_GET_CREDS_OPT_SET_IMPERSONATE', 1)
 122 conf.define('HAVE_KRB5_GET_DEFAULT_IN_TKT_ETYPES', 1)
 123 conf.define('HAVE_KRB5_GET_HOST_REALM', 1)
 124 conf.define('HAVE_KRB5_GET_INIT_CREDS_OPT_ALLOC', 1)
 125 conf.define('HAVE_KRB5_GET_INIT_CREDS_OPT_FREE', 1)
 126 conf.define('HAVE_KRB5_GET_INIT_CREDS_OPT_GET_ERROR', 1)
 127 conf.define('HAVE_KRB5_GET_INIT_CREDS_OPT_SET_PAC_REQUEST', 1)
 128 conf.define('HAVE_KRB5_GET_INIT_CREDS_KEYBLOCK', 1)
 129 conf.define('HAVE_KRB5_GET_PW_SALT', 1)
 130 conf.define('HAVE_KRB5_GET_RENEWED_CREDS', 1)
 131 conf.define('HAVE_KRB5_KEYBLOCK_KEYVALUE', 1)
 132 conf.define('HAVE_KRB5_KEYBLOCK_INIT', 1)
 133 conf.define('HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK', 1)
 134 conf.define('HAVE_KRB5_KRBHST_GET_ADDRINFO', 1)
 135 conf.define('HAVE_KRB5_KRBHST_INIT', 1)
 136 conf.define('HAVE_KRB5_KT_COMPARE', 1)
 137 conf.define('HAVE_KRB5_KT_FREE_ENTRY', 1)
 138 conf.define('HAVE_KRB5_KU_OTHER_CKSUM', 1)
 139 conf.define('HAVE_KRB5_LOCATE_PLUGIN_H', 1)
 140 conf.define('HAVE_KRB5_MK_REQ_EXTENDED', 1)
 141 conf.define('HAVE_KRB5_PRINCIPAL_COMPARE_ANY_REALM', 1)
 142 conf.define('HAVE_KRB5_PRINCIPAL_GET_COMP_STRING', 1)
 143 conf.define('HAVE_KRB5_PRINCIPAL_GET_REALM', 1)
 144 conf.define('HAVE_KRB5_MAKE_PRINCIPAL', 1)
 145 conf.define('HAVE_KRB5_REALM_TYPE', 1)
 146 conf.define('HAVE_KRB5_SET_DEFAULT_IN_TKT_ETYPES', 1)
 147 conf.define('HAVE_KRB5_SET_REAL_TIME', 1)
 148 conf.define('HAVE_KRB5_STRING_TO_KEY', 1)
 149 conf.define('HAVE_KRB5_STRING_TO_KEY_SALT', 1)
 150 conf.define('HAVE_FREE_CHECKSUM', 1)
 151 conf.define('HAVE_LIBKRB5', 1)
 152 conf.define('KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT', 1)
 153 conf.define('HAVE_ETYPE_IN_ENCRYPTEDDATA', 1)
 154 conf.define('KRB5_PRINC_REALM_RETURNS_REALM', 1)
 155 conf.define('HAVE_KRB5_PRINCIPAL_GET_REALM', 1)
 156 conf.define('HAVE_KRB5_H', 1)
 157 conf.define('HAVE_AP_OPTS_USE_SUBKEY', 1)
 158 conf.define('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5', 1)
 159 conf.define('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5_56', 1)
 160 conf.define('HAVE_ENCTYPE_ARCFOUR_HMAC', 1)
 161 conf.define('HAVE_KRB5_PDU_NONE_DECL', 1)
 162 conf.define('HAVE_ENCTYPE_AES128_CTS_HMAC_SHA1_96', 1)
 163 conf.define('HAVE_ENCTYPE_AES256_CTS_HMAC_SHA1_96', 1)
 164 conf.define('HAVE_KRB5_PRINCIPAL_GET_NUM_COMP', 1)
 165 conf.define('HAVE_GSSAPI_GSSAPI_SPNEGO_H', 1)
 166 conf.define('HAVE_FLAGS_IN_KRB5_CREDS', 1)
 167
 168 heimdal_includedirs = []
 169 heimdal_libdirs = []
 170 krb5_config = conf.find_program("krb5-config.heimdal", var="HEIMDAL_KRB5_CONFIG")
 171 if not krb5_config:
 172     krb5_config = conf.find_program("krb5-config", var="HEIMDAL_KRB5_CONFIG")
 173 if krb5_config:
 174     # Not ideal, but seems like the best way to get at these paths:
 175     f = open(krb5_config, 'r')
 176     try:
 177         for l in f:
 178             if l.startswith("libdir="):
 179                 heimdal_libdirs.append(l.strip()[len("libdir="):])
 180             elif l.startswith("includedir="):
 181                 heimdal_includedirs.append(l.strip()[len("includedir="):])
 182     finally:
 183         f.close()
 184
 185 if conf.CHECK_BUNDLED_SYSTEM('com_err', checkfunctions='com_right_r com_err', headers='com_err.h'):
 186     conf.define('USING_SYSTEM_COM_ERR', 1)
 187
 188 def check_system_heimdal_lib(name, functions='', headers='', onlyif=None):
 189     # Only use system library if the user requested the bundled one not be
 190     # used.
 191     if conf.LIB_MAY_BE_BUNDLED(name):
 192         return False
 193     setattr(conf.env, "CPPPATH_%s" % name.upper(), heimdal_includedirs)
 194     setattr(conf.env, "LIBPATH_%s" % name.upper(), heimdal_libdirs)
 195     conf.CHECK_BUNDLED_SYSTEM(name, checkfunctions=functions, headers=headers,
 196         onlyif=onlyif)
 197     conf.define('USING_SYSTEM_%s' % name.upper(), 1)
 198     return True
 199
 200 def check_system_heimdal_binary(name):
 201     if conf.LIB_MAY_BE_BUNDLED(name):
 202         return False
 203     if not conf.find_program(name, var=name.upper()):
 204         return False
 205     conf.define('USING_SYSTEM_%s' % name.upper(), 1)
 206     return True
 207
 208 if check_system_heimdal_lib("roken", "rk_socket_set_reuseaddr", "roken.h"):
 209     conf.env.CPPPATH_ROKEN_HOSTCC = conf.env.CPPPATH_ROKEN
 210     conf.env.LIBPATH_ROKEN_HOSTCC = conf.env.LIBPATH_ROKEN
 211     conf.env.LIB_ROKEN_HOSTCC = "roken"
 212     conf.SET_TARGET_TYPE("ROKEN_HOSTCC", 'SYSLIB')
 213
 214 # Make sure HAVE_CONFIG_H is unset, as the system Heimdal headers use it
 215 # and include config.h if it is set, resulting in failure (since config.h
 216 # doesn't yet exist)
 217
 218 CCDEFINES = list(conf.env.CCDEFINES)
 219 conf.undefine("HAVE_CONFIG_H")
 220 while "HAVE_CONFIG_H=1" in conf.env.CCDEFINES:
 221     conf.env.CCDEFINES.remove("HAVE_CONFIG_H=1")
 222 try:
 223     check_system_heimdal_lib("wind", "wind_stringprep", "wind.h", onlyif="roken")
 224     check_system_heimdal_lib("hx509", "hx509_bitstring_print", "hx509.h", onlyif="roken wind")
 225     check_system_heimdal_lib("asn1", "initialize_asn1_error_table", "asn1_err.h", onlyif="roken com_err")
 226     check_system_heimdal_lib("heimbase", "heim_cmp", "heimbase.h", onlyif="roken")
 227     check_system_heimdal_lib("hcrypto", "MD4_Init", "hcrypto/md4.h",
 228         onlyif="asn1 roken com_err")
 229     if check_system_heimdal_lib("krb5", "krb5_anyaddr", "krb5.h",
 230         onlyif="roken wind asn1 hx509 hcrypto com_err heimbase"):
 231         conf.CHECK_FUNCS_IN('krb5_free_unparsed_name', 'krb5', headers="krb5.h")
 232     check_system_heimdal_lib("gssapi", "gss_oid_to_name", "gssapi.h",
 233         onlyif="hcrypto asn1 roken krb5 com_err wind")
 234     check_system_heimdal_lib("heimntlm", "heim_ntlm_ntlmv2_key", "heimntlm.h",
 235         onlyif="roken hcrypto krb5")
 236     if check_system_heimdal_lib("hdb", "hdb_db_dir", "krb5.h hdb.h",
 237         onlyif="roken krb5 hcrypto com_err wind"):
 238         conf.CHECK_CODE('''
 239             #include <hdb.h>
 240             int main(void) { hdb_enctype2key(NULL, NULL, NULL, 0, NULL); }
 241             ''',
 242             define='HDB_ENCTYPE2KEY_TAKES_KEYSET',
 243             addmain=False,
 244             lib='hdb',
 245             msg='Checking whether hdb_enctype2key takes a keyset argument',
 246             local_include=False)
 247
 248     check_system_heimdal_lib("kdc", "kdc_log", "kdc.h",
 249         onlyif="roken krb5 hdb asn1 heimntlm hcrypto com_err wind heimbase")
 250 finally:
 251     conf.env.CCDEFINES = CCDEFINES
 252
 253 # With the proper checks in place we should be able to build against the system libtommath.
 254 #if conf.CHECK_BUNDLED_SYSTEM('tommath', checkfunctions='mp_init', headers='tommath.h'):
 255 #    conf.define('USING_SYSTEM_TOMMATH', 1)
 256
 257 check_system_heimdal_binary("compile_et")
 258 check_system_heimdal_binary("asn1_compile")