lib/replace/wscript

   1 #!/usr/bin/env python
   2
   3 APPNAME = 'libreplace'
   4 VERSION = '1.2.1'
   5
   6 blddir = 'bin'
   7
   8 import sys, os, Utils
   9
  10 # find the buildtools directory
  11 srcdir = '.'
  12 while not os.path.exists(srcdir+'/buildtools') and len(srcdir.split('/')) < 5:
  13     srcdir = '../' + srcdir
  14 sys.path.insert(0, srcdir + '/buildtools/wafsamba')
  15
  16 import wafsamba, samba_dist
  17 import Options, os, preproc
  18
  19 samba_dist.DIST_DIRS('lib/replace buildtools:buildtools')
  20
  21 def set_options(opt):
  22     opt.BUILTIN_DEFAULT('NONE')
  23     opt.PRIVATE_EXTENSION_DEFAULT('')
  24     opt.RECURSE('buildtools/wafsamba')
  25
  26 @wafsamba.runonce
  27 def configure(conf):
  28     conf.RECURSE('buildtools/wafsamba')
  29
  30     conf.env.standalone_replace = conf.IN_LAUNCH_DIR()
  31
  32     conf.DEFINE('HAVE_LIBREPLACE', 1)
  33     conf.DEFINE('LIBREPLACE_NETWORK_CHECKS', 1)
  34
  35     # on Tru64 certain features are only available with _OSF_SOURCE set to 1
  36     # and _XOPEN_SOURCE set to 600
  37     if conf.env['SYSTEM_UNAME_SYSNAME'] == 'OSF1':
  38         conf.DEFINE('_OSF_SOURCE', 1, add_to_cflags=True)
  39         conf.DEFINE('_XOPEN_SOURCE', 600, add_to_cflags=True)
  40
  41     # SCM_RIGHTS is only avail if _XOPEN_SOURCE iѕ defined on IRIX
  42     if conf.env['SYSTEM_UNAME_SYSNAME'] == 'IRIX':
  43         conf.DEFINE('_XOPEN_SOURCE', 600, add_to_cflags=True)
  44         conf.DEFINE('_BSD_TYPES', 1, add_to_cflags=True)
  45
  46     # Try to find the right extra flags for C99 initialisers
  47     for f in ["", "-AC99", "-qlanglvl=extc99", "-qlanglvl=stdc99", "-c99"]:
  48         if conf.CHECK_CFLAGS([f], '''
  49 struct foo {int x;char y;};
  50 struct foo bar = { .y = 'X', .x = 1 };
  51 '''):
  52             if f != "":
  53                 conf.ADD_CFLAGS(f)
  54             break
  55
  56     if conf.CHECK_CFLAGS(['-fstack-protector']) and conf.CHECK_LDFLAGS(['-fstack-protector']):
  57         conf.ADD_CFLAGS('-fstack-protector')
  58         conf.ADD_LDFLAGS('-fstack-protector')
  59
  60     # Try to find the right extra flags for -Werror behaviour
  61     for f in ["-Werror",       # GCC
  62               "-errwarn=%all", # Sun Studio
  63               "-qhalt=w",     # IBM xlc
  64               "-w2",           # Tru64
  65               ]:
  66         if conf.CHECK_CFLAGS([f], '''
  67 '''):
  68             if not 'WERROR_CFLAGS' in conf.env:
  69                 conf.env['WERROR_CFLAGS'] = []
  70             conf.env['WERROR_CFLAGS'].extend([f])
  71             break
  72
  73     conf.CHECK_HEADERS('linux/types.h crypt.h locale.h acl/libacl.h compat.h')
  74     conf.CHECK_HEADERS('acl/libacl.h attr/xattr.h compat.h ctype.h dustat.h')
  75     conf.CHECK_HEADERS('fcntl.h fnmatch.h glob.h history.h krb5.h langinfo.h')
  76     conf.CHECK_HEADERS('libaio.h locale.h ndir.h pwd.h')
  77     conf.CHECK_HEADERS('shadow.h sys/acl.h')
  78     conf.CHECK_HEADERS('sys/attributes.h attr/attributes.h sys/capability.h sys/dir.h sys/epoll.h')
  79     conf.CHECK_HEADERS('sys/fcntl.h sys/filio.h sys/filsys.h sys/fs/s5param.h sys/fs/vx/quota.h')
  80     conf.CHECK_HEADERS('sys/id.h sys/ioctl.h sys/ipc.h sys/mman.h sys/mode.h sys/ndir.h sys/priv.h')
  81     conf.CHECK_HEADERS('sys/resource.h sys/security.h sys/shm.h sys/statfs.h sys/statvfs.h sys/termio.h')
  82     conf.CHECK_HEADERS('sys/vfs.h sys/xattr.h termio.h termios.h sys/file.h')
  83     conf.CHECK_HEADERS('sys/ucontext.h sys/wait.h sys/stat.h malloc.h grp.h')
  84     conf.CHECK_HEADERS('sys/select.h setjmp.h utime.h sys/syslog.h syslog.h')
  85     conf.CHECK_HEADERS('stdarg.h vararg.h sys/mount.h mntent.h')
  86     conf.CHECK_HEADERS('stropts.h unix.h string.h strings.h sys/param.h limits.h')
  87     conf.CHECK_HEADERS('''sys/socket.h netinet/in.h netdb.h arpa/inet.h netinet/in_systm.h
  88                           netinet/ip.h netinet/tcp.h netinet/in_ip.h
  89                           sys/sockio.h sys/un.h''', together=True)
  90     conf.CHECK_HEADERS('sys/uio.h ifaddrs.h direct.h dirent.h')
  91     conf.CHECK_HEADERS('windows.h winsock2.h ws2tcpip.h')
  92     conf.CHECK_HEADERS('errno.h')
  93     conf.CHECK_HEADERS('gcrypt.h getopt.h iconv.h')
  94     conf.CHECK_HEADERS('sys/inotify.h memory.h nss.h sasl/sasl.h')
  95     conf.CHECK_HEADERS('security/pam_appl.h zlib.h asm/unistd.h')
  96     conf.CHECK_HEADERS('aio.h sys/unistd.h rpc/rpc.h rpc/nettype.h alloca.h float.h')
  97
  98     conf.CHECK_HEADERS('rpcsvc/nis.h rpcsvc/ypclnt.h sys/sysctl.h')
  99     conf.CHECK_HEADERS('sys/fileio.h sys/filesys.h sys/dustat.h sys/sysmacros.h')
 100     conf.CHECK_HEADERS('xfs/libxfs.h netgroup.h')
 101
 102     conf.CHECK_CODE('', headers='rpc/rpc.h rpcsvc/yp_prot.h', define='HAVE_RPCSVC_YP_PROT_H')
 103
 104     conf.CHECK_HEADERS('valgrind.h valgrind/valgrind.h valgrind/memcheck.h')
 105     conf.CHECK_HEADERS('nss_common.h nsswitch.h ns_api.h')
 106     conf.CHECK_HEADERS('sys/extattr.h sys/ea.h sys/proplist.h sys/cdefs.h')
 107     conf.CHECK_HEADERS('utmp.h utmpx.h lastlog.h malloc.h')
 108     conf.CHECK_HEADERS('syscall.h sys/syscall.h inttypes.h')
 109     conf.CHECK_HEADERS('sys/atomic.h')
 110
 111     # Check for process set name support
 112     conf.CHECK_CODE('''
 113                     #include <sys/prctl.h>
 114                     int main(void) {
 115                         prctl(0);
 116                         return 0;
 117                     }
 118                     ''',
 119                     'HAVE_PRCTL',
 120                     headers='sys/prctl.h',
 121                     msg='Checking for prctl syscall')
 122
 123     conf.CHECK_CODE('''
 124                     #include <unistd.h>
 125                     #ifdef HAVE_FCNTL_H
 126                     #include <fcntl.h>
 127                     #endif
 128                     int main(void) { int fd = open("/dev/null", O_DIRECT); }
 129                     ''',
 130                     define='HAVE_OPEN_O_DIRECT',
 131                     addmain=False,
 132                     msg='Checking for O_DIRECT flag to open(2)')
 133
 134     conf.CHECK_TYPES('"long long" intptr_t uintptr_t ptrdiff_t comparison_fn_t')
 135     conf.CHECK_TYPE('_Bool', define='HAVE__Bool')
 136     conf.CHECK_TYPE('bool', define='HAVE_BOOL')
 137
 138     conf.CHECK_TYPE('int8_t', 'char')
 139     conf.CHECK_TYPE('uint8_t', 'unsigned char')
 140     conf.CHECK_TYPE('int16_t', 'short')
 141     conf.CHECK_TYPE('uint16_t', 'unsigned short')
 142     conf.CHECK_TYPE('int32_t', 'int')
 143     conf.CHECK_TYPE('uint32_t', 'unsigned')
 144     conf.CHECK_TYPE('int64_t', 'long long')
 145     conf.CHECK_TYPE('uint64_t', 'unsigned long long')
 146     conf.CHECK_TYPE('size_t', 'unsigned int')
 147     conf.CHECK_TYPE('ssize_t', 'int')
 148     conf.CHECK_TYPE('ino_t', 'unsigned')
 149     conf.CHECK_TYPE('loff_t', 'off_t')
 150     conf.CHECK_TYPE('offset_t', 'loff_t')
 151     conf.CHECK_TYPE('volatile int', define='HAVE_VOLATILE')
 152     conf.CHECK_TYPE('uint_t', 'unsigned int')
 153     conf.CHECK_TYPE('blksize_t', 'long', headers='sys/types.h sys/stat.h unistd.h')
 154     conf.CHECK_TYPE('blkcnt_t', 'long', headers='sys/types.h sys/stat.h unistd.h')
 155
 156     conf.CHECK_SIZEOF('bool char int "long long" long short size_t ssize_t')
 157     conf.CHECK_SIZEOF('int8_t uint8_t int16_t uint16_t int32_t uint32_t int64_t uint64_t')
 158     conf.CHECK_SIZEOF('void*', define='SIZEOF_VOID_P')
 159     conf.CHECK_SIZEOF('off_t dev_t ino_t time_t')
 160
 161     conf.CHECK_TYPES('socklen_t', headers='sys/socket.h')
 162     conf.CHECK_TYPE_IN('struct ifaddrs', 'ifaddrs.h')
 163     conf.CHECK_TYPE_IN('struct addrinfo', 'netdb.h')
 164     conf.CHECK_TYPE_IN('struct sockaddr', 'sys/socket.h')
 165     conf.CHECK_CODE('struct sockaddr_in6 x', define='HAVE_STRUCT_SOCKADDR_IN6',
 166                     headers='sys/socket.h netdb.h netinet/in.h')
 167     conf.CHECK_TYPE_IN('struct sockaddr_storage', 'sys/socket.h')
 168     conf.CHECK_TYPE_IN('sa_family_t', 'sys/socket.h')
 169
 170     conf.CHECK_TYPE_IN('sig_atomic_t', 'signal.h', define='HAVE_SIG_ATOMIC_T_TYPE')
 171
 172     conf.CHECK_FUNCS_IN('''inet_ntoa inet_aton inet_ntop inet_pton connect gethostbyname
 173                            getaddrinfo getnameinfo freeaddrinfo gai_strerror socketpair''',
 174                         'socket nsl', checklibc=True,
 175                         headers='sys/socket.h netinet/in.h arpa/inet.h netdb.h')
 176
 177     # Some old Linux systems have broken header files and
 178     # miss the IPV6_V6ONLY define in netinet/in.h,
 179     # but have it in linux/in6.h.
 180     # We can't include both files so we just check if the value
 181     # if defined and do the replacement in system/network.h
 182     if not conf.CHECK_VARIABLE('IPV6_V6ONLY',
 183                                headers='sys/socket.h netdb.h netinet/in.h'):
 184         conf.CHECK_CODE('''
 185                         #include <linux/in6.h>
 186                         #if (IPV6_V6ONLY != 26)
 187                         #error no IPV6_V6ONLY support on linux
 188                         #endif
 189                         int main(void) { return IPV6_V6ONLY; }
 190                         ''',
 191                         define='HAVE_LINUX_IPV6_V6ONLY_26',
 192                         addmain=False,
 193                         msg='Checking for IPV6_V6ONLY in linux/in6.h',
 194                         local_include=False)
 195
 196     conf.CHECK_CODE('''
 197                        struct sockaddr_storage sa_store;
 198                        struct addrinfo *ai = NULL;
 199                        struct in6_addr in6addr;
 200                        int idx = if_nametoindex("iface1");
 201                        int s = socket(AF_INET6, SOCK_STREAM, 0);
 202                        int ret = getaddrinfo(NULL, NULL, NULL, &ai);
 203                        if (ret != 0) {
 204                            const char *es = gai_strerror(ret);
 205                        }
 206                        freeaddrinfo(ai);
 207                        {
 208                           int val = 1;
 209                           #ifdef HAVE_LINUX_IPV6_V6ONLY_26
 210                           #define IPV6_V6ONLY 26
 211                           #endif
 212                           ret = setsockopt(s, IPPROTO_IPV6, IPV6_V6ONLY,
 213                                            (const void *)&val, sizeof(val));
 214                        }
 215                        ''',
 216                     define='HAVE_IPV6',
 217                     lib='nsl socket',
 218                     headers='sys/socket.h netdb.h netinet/in.h')
 219
 220     if conf.CONFIG_SET('HAVE_SYS_UCONTEXT_H') and conf.CONFIG_SET('HAVE_SIGNAL_H'):
 221         conf.CHECK_CODE('''
 222                        ucontext_t uc;
 223                        sigaddset(&uc.uc_sigmask, SIGUSR1);
 224                        ''',
 225                        'HAVE_UCONTEXT_T',
 226                        msg="Checking whether we have ucontext_t",
 227                        headers='signal.h sys/ucontext.h')
 228
 229     # Check for atomic builtins. */
 230     conf.CHECK_CODE('''
 231                     int main(void) {
 232                         int i;
 233                         (void)__sync_fetch_and_add(&i, 1);
 234                         return 0;
 235                     }
 236                     ''',
 237                     'HAVE___SYNC_FETCH_AND_ADD',
 238                     msg='Checking for __sync_fetch_and_add compiler builtin')
 239
 240     conf.CHECK_CODE('''
 241                     #include <stdint.h>
 242                     #include <sys/atomic.h>
 243                     int main(void) {
 244                         int32_t i;
 245                         atomic_add_32(&i, 1);
 246                         return 0;
 247                     }
 248                     ''',
 249                     'HAVE_ATOMIC_ADD_32',
 250                     headers='stdint.h sys/atomic.h',
 251                     msg='Checking for atomic_add_32 compiler builtin')
 252
 253     # these may be builtins, so we need the link=False strategy
 254     conf.CHECK_FUNCS('strdup memmem printf memset memcpy memmove strcpy strncpy bzero', link=False)
 255
 256     # See https://bugzilla.samba.org/show_bug.cgi?id=1097
 257     #
 258     # Ported in from autoconf where it was added with this commit:
 259     # commit 804cfb20a067b4b687089dc72a8271b3abf20f31
 260     # Author: Simo Sorce <idra@samba.org>
 261     # Date:   Wed Aug 25 14:24:16 2004 +0000
 262     #     r2070: Let's try to overload srnlen and strndup for AIX where they are natly broken.
 263
 264     host_os = sys.platform
 265     if host_os.rfind('aix') > -1:
 266         conf.DEFINE('BROKEN_STRNLEN', 1)
 267         conf.DEFINE('BROKEN_STRNDUP', 1)
 268
 269     conf.CHECK_FUNCS('shl_load shl_unload shl_findsym')
 270     conf.CHECK_FUNCS('pipe strftime srandom random srand rand usleep setbuffer')
 271     conf.CHECK_FUNCS('lstat getpgrp utime utimes setuid seteuid setreuid setresuid setgid setegid')
 272     conf.CHECK_FUNCS('setregid setresgid chroot strerror vsyslog setlinebuf mktime')
 273     conf.CHECK_FUNCS('ftruncate chsize rename waitpid wait4')
 274     conf.CHECK_FUNCS('initgroups pread pwrite strndup strcasestr strsep')
 275     conf.CHECK_FUNCS('strtok_r mkdtemp dup2 dprintf vdprintf isatty chown lchown')
 276     conf.CHECK_FUNCS('link readlink symlink realpath snprintf vsnprintf')
 277     conf.CHECK_FUNCS('asprintf vasprintf setenv unsetenv strnlen strtoull __strtoull')
 278     conf.CHECK_FUNCS('strtouq strtoll __strtoll strtoq memalign posix_memalign')
 279     conf.CHECK_FUNCS('prctl')
 280
 281     # libbsd on some platforms provides strlcpy and strlcat
 282     if not conf.CHECK_FUNCS('strlcpy strlcat'):
 283         conf.CHECK_FUNCS_IN('strlcpy strlcat', 'bsd', headers='bsd/string.h',
 284                 checklibc=True)
 285     if not conf.CHECK_FUNCS('getpeereid'):
 286         conf.CHECK_FUNCS_IN('getpeereid', 'bsd', headers='sys/types.h bsd/unistd.h')
 287     if not conf.CHECK_FUNCS_IN('setproctitle', 'bsd', headers='sys/types.h bsd/unistd.h'):
 288         conf.CHECK_FUNCS_IN('setproctitle', 'setproctitle', headers='setproctitle.h')
 289
 290     conf.CHECK_CODE('''
 291                 struct ucred cred;
 292                 socklen_t cred_len;
 293                 int ret = getsockopt(0, SOL_SOCKET, SO_PEERCRED, &cred, &cred_len);''',
 294                 'HAVE_PEERCRED',
 295                 msg="Checking whether we can use SO_PEERCRED to get socket credentials",
 296                 headers='sys/types.h sys/socket.h')
 297
 298     #Some OS (ie. freebsd) return EINVAL if the convertion could not be done, it's not what we expect
 299     #Let's detect those cases
 300     if conf.CONFIG_SET('HAVE_STRTOLL'):
 301         conf.CHECK_CODE('''
 302                         long long nb = strtoll("Text", NULL, 0);
 303                         if (errno == EINVAL) {
 304                             return 0;
 305                         } else {
 306                             return 1;
 307                         }
 308                         ''',
 309                         msg="Checking correct behavior of strtoll",
 310                         headers = 'errno.h',
 311                         execute = True,
 312                         define = 'HAVE_BSD_STRTOLL',
 313                         )
 314     conf.CHECK_FUNCS('if_nametoindex strerror_r')
 315     conf.CHECK_FUNCS('getdirentries getdents syslog')
 316     conf.CHECK_FUNCS('gai_strerror get_current_dir_name')
 317     conf.CHECK_FUNCS('timegm getifaddrs freeifaddrs mmap setgroups syscall setsid')
 318     conf.CHECK_FUNCS('getgrent_r getgrgid_r getgrnam_r getgrouplist getpagesize')
 319     conf.CHECK_FUNCS('getpwent_r getpwnam_r getpwuid_r epoll_create')
 320
 321     conf.SET_TARGET_TYPE('attr', 'EMPTY')
 322
 323     xattr_headers='sys/attributes.h attr/xattr.h sys/xattr.h'
 324
 325     conf.CHECK_FUNCS_IN('''
 326 fgetxattr flistea flistxattr
 327 fremovexattr fsetxattr getxattr
 328 listxattr removexattr setxattr
 329 ''', 'attr', checklibc=True, headers=xattr_headers)
 330
 331     # We need to check for linux xattrs first, as we do not wish to link to -lattr
 332     # (the XFS compat API) on Linux systems with the native xattr API
 333     if not conf.CONFIG_SET('HAVE_GETXATTR'):
 334         conf.CHECK_FUNCS_IN('''
 335 attr_get attr_getf attr_list attr_listf attropen attr_remove
 336 attr_removef attr_set attr_setf extattr_delete_fd extattr_delete_file
 337 extattr_get_fd extattr_get_file extattr_list_fd extattr_list_file
 338 extattr_set_fd extattr_set_file fgetea
 339 fremoveea fsetea getea listea
 340 removeea setea
 341 ''', 'attr', checklibc=True, headers=xattr_headers)
 342
 343     if (conf.CONFIG_SET('HAVE_ATTR_LISTF') or
 344         conf.CONFIG_SET('HAVE_EXTATTR_LIST_FD') or
 345         conf.CONFIG_SET('HAVE_FLISTEA') or
 346         conf.CONFIG_SET('HAVE_FLISTXATTR')):
 347             conf.DEFINE('HAVE_XATTR_SUPPORT', 1)
 348
 349     # Darwin has extra options to xattr-family functions
 350     conf.CHECK_CODE('getxattr(NULL, NULL, NULL, 0, 0, 0)',
 351                     headers=xattr_headers, local_include=False,
 352                     define='XATTR_ADDITIONAL_OPTIONS',
 353                     msg="Checking whether xattr interface takes additional options")
 354
 355     conf.CHECK_FUNCS_IN('dlopen dlsym dlerror dlclose', 'dl',
 356                         checklibc=True, headers='dlfcn.h dl.h')
 357
 358     conf.CHECK_C_PROTOTYPE('dlopen', 'void *dlopen(const char* filename, unsigned int flags)',
 359                            define='DLOPEN_TAKES_UNSIGNED_FLAGS', headers='dlfcn.h dl.h')
 360
 361     if conf.CHECK_FUNCS_IN('fdatasync', 'rt', checklibc=True):
 362         # some systems are missing the declaration
 363         conf.CHECK_DECLS('fdatasync')
 364
 365     if conf.CHECK_FUNCS_IN('clock_gettime', 'rt', checklibc=True):
 366         for c in ['CLOCK_MONOTONIC', 'CLOCK_PROCESS_CPUTIME_ID', 'CLOCK_REALTIME']:
 367             conf.CHECK_CODE('''
 368                 #if TIME_WITH_SYS_TIME
 369                 # include <sys/time.h>
 370                 # include <time.h>
 371                 #else
 372                 # if HAVE_SYS_TIME_H
 373                 #  include <sys/time.h>
 374                 # else
 375                 #  include <time.h>
 376                 # endif
 377                 #endif
 378                 clockid_t clk = %s''' % c,
 379                 'HAVE_%s' % c,
 380                 msg='Checking whether the clock_gettime clock ID %s is available' % c)
 381
 382     conf.CHECK_TYPE('struct timespec', headers='sys/time.h time.h')
 383
 384     # these headers need to be tested as a group on freebsd
 385     conf.CHECK_HEADERS(headers='sys/socket.h net/if.h', together=True)
 386     conf.CHECK_HEADERS(headers='netinet/in.h arpa/nameser.h resolv.h', together=True)
 387     conf.CHECK_FUNCS_IN('res_search', 'resolv', checklibc=True,
 388                         headers='netinet/in.h arpa/nameser.h resolv.h')
 389
 390
 391     # try to find libintl (if --without-gettext is not given)
 392     conf.env.intl_libs=''
 393     if not Options.options.disable_gettext:
 394         # any extra path given to look at?
 395         if not Options.options.gettext_location == 'None':
 396            conf.env['CFLAGS'].extend(["-I%s" % Options.options.gettext_location]);
 397            conf.env['LDFLAGS'].extend(["-L%s" % Options.options.gettext_location]);
 398         else:
 399            conf.env['CFLAGS'].extend(["-I/usr/local"]);
 400            conf.env['LDFLAGS'].extend(["-L/usr/local"]);
 401         conf.CHECK_HEADERS('libintl.h')
 402         conf.CHECK_LIB('intl')
 403         conf.CHECK_DECLS('dgettext gettext bindtextdomain textdomain bind_textdomain_codeset', headers="libintl.h")
 404         # *textdomain functions are not strictly necessary
 405         conf.CHECK_FUNCS_IN('bindtextdomain textdomain bind_textdomain_codeset',
 406                             '', checklibc=True, headers='libintl.h')
 407         # gettext and dgettext must exist
 408         # on some systems (the ones with glibc, those are in libc)
 409         if conf.CHECK_FUNCS_IN('dgettext gettext', '', checklibc=True, headers='libintl.h'):
 410             # save for dependency definitions
 411             conf.env.intl_libs=''
 412         # others (e.g. FreeBSD) have seperate libintl
 413         elif conf.CHECK_FUNCS_IN('dgettext gettext', 'intl', checklibc=False, headers='libintl.h'):
 414             # save for dependency definitions
 415             conf.env.intl_libs='intl'
 416             # recheck with libintl
 417             conf.CHECK_FUNCS_IN('bindtextdomain textdomain bind_textdomain_codeset',
 418                             'intl', checklibc=False, headers='libintl.h')
 419         else:
 420             # Some hosts need lib iconv for linking with lib intl
 421             # So we try with flags just in case it helps.
 422             oldflags = list(conf.env['EXTRA_LDFLAGS']);
 423             conf.env['EXTRA_LDFLAGS'].extend(["-liconv"])
 424             conf.CHECK_FUNCS_IN('dgettext gettext bindtextdomain textdomain bind_textdomain_codeset',
 425                                 'intl', checklibc=False, headers='libintl.h')
 426             conf.env['EXTRA_LDFLAGS'] = oldflags
 427             if conf.env['HAVE_GETTEXT'] and conf.env['HAVE_DGETTEXT']:
 428                 # save for dependency definitions
 429                 conf.env.intl_libs='iconv intl'
 430
 431     # did we find both prototypes and a library to link against?
 432     # if not, unset the detected values (see Bug #9911)
 433     if not (conf.env['HAVE_GETTEXT'] and conf.env['HAVE_DECL_GETTEXT']):
 434        conf.undefine('HAVE_GETTEXT')
 435        conf.undefine('HAVE_DECL_GETTEXT')
 436     if not (conf.env['HAVE_DGETTEXT'] and conf.env['HAVE_DECL_DGETTEXT']):
 437        conf.undefine('HAVE_DGETTEXT')
 438        conf.undefine('HAVE_DECL_DGETTEXT')
 439
 440     # did the user insist on gettext (--with-gettext)?
 441     if Options.options.gettext_location != 'None' and (not conf.env['HAVE_GETTEXT'] or not conf.env['HAVE_DGETTEXT']):
 442         conf.fatal('library gettext not found at specified location')
 443
 444     conf.CHECK_FUNCS_IN('pthread_create', 'pthread', checklibc=True, headers='pthread.h')
 445
 446     conf.CHECK_FUNCS_IN('crypt', 'crypt', checklibc=True)
 447
 448     conf.CHECK_VARIABLE('rl_event_hook', define='HAVE_DECL_RL_EVENT_HOOK', always=True,
 449                         headers='readline.h readline/readline.h readline/history.h')
 450
 451     conf.CHECK_DECLS('snprintf vsnprintf asprintf vasprintf')
 452
 453     conf.CHECK_DECLS('errno', headers='errno.h', reverse=True)
 454     conf.CHECK_DECLS('environ getgrent_r getpwent_r', reverse=True, headers='pwd.h grp.h')
 455     conf.CHECK_DECLS('pread pwrite setenv setresgid setresuid', reverse=True)
 456
 457     if conf.CONFIG_SET('HAVE_EPOLL_CREATE') and conf.CONFIG_SET('HAVE_SYS_EPOLL_H'):
 458         conf.DEFINE('HAVE_EPOLL', 1)
 459
 460     conf.CHECK_HEADERS('poll.h')
 461     conf.CHECK_FUNCS('poll')
 462
 463     conf.CHECK_FUNCS('strptime')
 464     conf.CHECK_DECLS('strptime', headers='time.h')
 465     conf.CHECK_CODE('''#define LIBREPLACE_CONFIGURE_TEST_STRPTIME
 466                        #include "test/strptime.c"''',
 467                        define='HAVE_WORKING_STRPTIME',
 468                        execute=True,
 469                        addmain=False,
 470                        msg='Checking for working strptime')
 471
 472     conf.CHECK_CODE('gettimeofday(NULL, NULL)', 'HAVE_GETTIMEOFDAY_TZ', execute=False)
 473
 474     conf.CHECK_CODE('#include "test/snprintf.c"',
 475                     define="HAVE_C99_VSNPRINTF",
 476                     execute=True,
 477                     addmain=False,
 478                     msg="Checking for C99 vsnprintf")
 479
 480     conf.CHECK_CODE('#include "test/shared_mmap.c"',
 481                     addmain=False, add_headers=False, execute=True,
 482                     define='HAVE_SHARED_MMAP',
 483                     msg="Checking for HAVE_SHARED_MMAP")
 484
 485     conf.CHECK_CODE('#include "test/shared_mremap.c"',
 486                     addmain=False, add_headers=False, execute=True,
 487                     define='HAVE_MREMAP',
 488                     msg="Checking for HAVE_MREMAP")
 489
 490     # OpenBSD (and I've heard HPUX) doesn't sync between mmap and write.
 491     # FIXME: Anything other than a 0 or 1 exit code should abort configure!
 492     conf.CHECK_CODE('#include "test/incoherent_mmap.c"',
 493                     addmain=False, add_headers=False, execute=True,
 494                     define='HAVE_INCOHERENT_MMAP',
 495                     msg="Checking for HAVE_INCOHERENT_MMAP")
 496
 497     conf.SAMBA_BUILD_ENV()
 498
 499     conf.CHECK_CODE('''
 500                     typedef struct {unsigned x;} FOOBAR;
 501                     #define X_FOOBAR(x) ((FOOBAR) { x })
 502                     #define FOO_ONE X_FOOBAR(1)
 503                     FOOBAR f = FOO_ONE;
 504                     static const struct {
 505                         FOOBAR y;
 506                     } f2[] = {
 507                         {FOO_ONE}
 508                     };
 509                     static const FOOBAR f3[] = {FOO_ONE};
 510                     ''',
 511                     define='HAVE_IMMEDIATE_STRUCTURES')
 512
 513     conf.CHECK_CODE('mkdir("foo",0777)', define='HAVE_MKDIR_MODE', headers='sys/stat.h')
 514
 515     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtim.tv_nsec', define='HAVE_STAT_TV_NSEC',
 516                                 headers='sys/stat.h')
 517     # we need the st_rdev test under two names
 518     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_rdev',
 519                                 define='HAVE_STRUCT_STAT_ST_RDEV',
 520                                 headers='sys/stat.h')
 521     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_rdev', define='HAVE_ST_RDEV',
 522                                 headers='sys/stat.h')
 523     conf.CHECK_STRUCTURE_MEMBER('struct sockaddr_storage', 'ss_family',
 524                                 headers='sys/socket.h netinet/in.h')
 525     conf.CHECK_STRUCTURE_MEMBER('struct sockaddr_storage', '__ss_family',
 526                                 headers='sys/socket.h netinet/in.h')
 527
 528
 529     if conf.CHECK_STRUCTURE_MEMBER('struct sockaddr', 'sa_len',
 530                                    headers='sys/socket.h netinet/in.h',
 531                                    define='HAVE_SOCKADDR_SA_LEN'):
 532         # the old build system produced both defines
 533         conf.DEFINE('HAVE_STRUCT_SOCKADDR_SA_LEN', 1)
 534
 535     conf.CHECK_STRUCTURE_MEMBER('struct sockaddr_in', 'sin_len',
 536                                 headers='sys/socket.h netinet/in.h',
 537                                 define='HAVE_SOCK_SIN_LEN')
 538
 539     conf.CHECK_CODE('struct sockaddr_un sunaddr; sunaddr.sun_family = AF_UNIX;',
 540                     define='HAVE_UNIXSOCKET', headers='sys/socket.h sys/un.h')
 541
 542
 543     conf.CHECK_CODE('''
 544                     struct stat st;
 545                     char tpl[20]="/tmp/test.XXXXXX";
 546                     char tpl2[20]="/tmp/test.XXXXXX";
 547                     int fd = mkstemp(tpl);
 548                     int fd2 = mkstemp(tpl2);
 549                     if (fd == -1) {
 550                           if (fd2 != -1) {
 551                                   unlink(tpl2);
 552                           }
 553                           exit(1);
 554                     }
 555                     if (fd2 == -1) exit(1);
 556                     unlink(tpl);
 557                     unlink(tpl2);
 558                     if (fstat(fd, &st) != 0) exit(1);
 559                     if ((st.st_mode & 0777) != 0600) exit(1);
 560                     if (strcmp(tpl, "/tmp/test.XXXXXX") == 0) {
 561                           exit(1);
 562                     }
 563                     if (strcmp(tpl, tpl2) == 0) {
 564                           exit(1);
 565                     }
 566                     exit(0);
 567                     ''',
 568                     define='HAVE_SECURE_MKSTEMP',
 569                     execute=True,
 570                     mandatory=True) # lets see if we get a mandatory failure for this one
 571
 572     if conf.CHECK_CFLAGS('-fvisibility=hidden'):
 573         conf.env.VISIBILITY_CFLAGS = '-fvisibility=hidden'
 574         conf.CHECK_CODE('''void vis_foo1(void) {}
 575                            __attribute__((visibility("default"))) void vis_foo2(void) {}''',
 576                         cflags=conf.env.VISIBILITY_CFLAGS,
 577                         define='HAVE_VISIBILITY_ATTR')
 578
 579     # look for a method of finding the list of network interfaces
 580     for method in ['HAVE_IFACE_GETIFADDRS', 'HAVE_IFACE_AIX', 'HAVE_IFACE_IFCONF', 'HAVE_IFACE_IFREQ']:
 581         if conf.CHECK_CODE('''
 582                            #define %s 1
 583                            #define NO_CONFIG_H 1
 584                            #define AUTOCONF_TEST 1
 585                            #define SOCKET_WRAPPER_NOT_REPLACE
 586                            #include "replace.c"
 587                            #include "inet_ntop.c"
 588                            #include "snprintf.c"
 589                            #include "getifaddrs.c"
 590                            #define getifaddrs_test main
 591                            #include "test/getifaddrs.c"
 592                            ''' % method,
 593                            method,
 594                            lib='nsl socket',
 595                            addmain=False,
 596                            execute=True):
 597             break
 598
 599     conf.RECURSE('system')
 600     conf.SAMBA_CONFIG_H()
 601
 602
 603 REPLACEMENT_FUNCTIONS = {
 604     'replace.c': ['ftruncate', 'strlcpy', 'strlcat', 'mktime', 'initgroups',
 605                   'memmove', 'strdup', 'setlinebuf', 'vsyslog', 'strnlen',
 606                   'strndup', 'waitpid', 'seteuid', 'setegid', 'chroot',
 607                   'mkstemp', 'mkdtemp', 'pread', 'pwrite', 'strcasestr',
 608                   'strsep', 'strtok_r', 'strtoll', 'strtoull', 'setenv', 'unsetenv',
 609                   'utime', 'utimes', 'dup2', 'chown', 'link', 'readlink',
 610                   'symlink', 'lchown', 'realpath', 'memmem', 'vdprintf',
 611                   'dprintf', 'get_current_dir_name',
 612                   'strerror_r', 'clock_gettime'],
 613     'timegm.c': ['timegm'],
 614     # Note: C99_VSNPRINTF is not a function, but a special condition
 615     # for replacement
 616     'snprintf.c': ['C99_VSNPRINTF', 'snprintf', 'vsnprintf', 'asprintf', 'vasprintf'],
 617     # Note: WORKING_STRPTIME is not a function, but a special condition
 618     # for replacement
 619     'strptime.c': ['WORKING_STRPTIME', 'strptime'],
 620     }
 621
 622
 623 def build(bld):
 624     bld.RECURSE('buildtools/wafsamba')
 625
 626     REPLACE_HOSTCC_SOURCE = ''
 627
 628     for filename, functions in REPLACEMENT_FUNCTIONS.iteritems():
 629         for function in functions:
 630             if not bld.CONFIG_SET('HAVE_%s' % function.upper()):
 631                 REPLACE_HOSTCC_SOURCE += ' %s' % filename
 632                 break
 633
 634     extra_libs = ''
 635     if bld.CONFIG_SET('HAVE_LIBBSD'): extra_libs += ' bsd'
 636
 637     bld.SAMBA_SUBSYSTEM('LIBREPLACE_HOSTCC',
 638         REPLACE_HOSTCC_SOURCE,
 639         use_hostcc=True,
 640         use_global_deps=False,
 641         cflags='-DSOCKET_WRAPPER_DISABLE=1 -DNSS_WRAPPER_DISABLE=1 -DUID_WRAPPER_DISABLE=1 -D_SAMBA_HOSTCC_',
 642         group='compiler_libraries',
 643         deps = extra_libs
 644     )
 645
 646     REPLACE_SOURCE = REPLACE_HOSTCC_SOURCE
 647
 648     if not bld.CONFIG_SET('HAVE_CRYPT'):         REPLACE_SOURCE += ' crypt.c'
 649     if not bld.CONFIG_SET('HAVE_DLOPEN'):        REPLACE_SOURCE += ' dlfcn.c'
 650     if not bld.CONFIG_SET('HAVE_POLL'):          REPLACE_SOURCE += ' poll.c'
 651
 652     if not bld.CONFIG_SET('HAVE_SOCKETPAIR'):    REPLACE_SOURCE += ' socketpair.c'
 653     if not bld.CONFIG_SET('HAVE_CONNECT'):       REPLACE_SOURCE += ' socket.c'
 654     if not bld.CONFIG_SET('HAVE_GETIFADDRS'):    REPLACE_SOURCE += ' getifaddrs.c'
 655     if not bld.CONFIG_SET('HAVE_GETADDRINFO'):   REPLACE_SOURCE += ' getaddrinfo.c'
 656     if not bld.CONFIG_SET('HAVE_INET_NTOA'):     REPLACE_SOURCE += ' inet_ntoa.c'
 657     if not bld.CONFIG_SET('HAVE_INET_ATON'):     REPLACE_SOURCE += ' inet_aton.c'
 658     if not bld.CONFIG_SET('HAVE_INET_NTOP'):     REPLACE_SOURCE += ' inet_ntop.c'
 659     if not bld.CONFIG_SET('HAVE_INET_PTON'):     REPLACE_SOURCE += ' inet_pton.c'
 660     if not bld.CONFIG_SET('HAVE_GETXATTR') or bld.CONFIG_SET('XATTR_ADDITIONAL_OPTIONS'):
 661                                                  REPLACE_SOURCE += ' xattr.c'
 662
 663     bld.SAMBA_LIBRARY('replace',
 664                       source=REPLACE_SOURCE,
 665                       group='base_libraries',
 666                       # FIXME: Ideally symbols should be hidden here so they
 667                       # don't appear in the global namespace when Samba
 668                       # libraries are loaded, but this doesn't appear to work
 669                       # at the moment:
 670                       # hide_symbols=bld.BUILTIN_LIBRARY('replace'),
 671                       private_library=True,
 672                       deps='crypt dl nsl socket rt attr' + extra_libs)
 673
 674     bld.SAMBA_SUBSYSTEM('replace-test',
 675                       source='''test/testsuite.c test/strptime.c
 676                       test/os2_delete.c test/getifaddrs.c''',
 677                       deps='replace')
 678
 679     if bld.env.standalone_replace:
 680         bld.SAMBA_BINARY('replace_testsuite',
 681                          source='test/main.c',
 682                          deps='replace replace-test',
 683                          install=False)
 684
 685     # build replacements for stdint.h and stdbool.h if needed
 686     bld.SAMBA_GENERATOR('replace_stdint_h',
 687                         rule='cp ${SRC} ${TGT}',
 688                         source='hdr_replace.h',
 689                         target='stdint.h',
 690                         enabled = not bld.CONFIG_SET('HAVE_STDINT_H'))
 691     bld.SAMBA_GENERATOR('replace_stdbool_h',
 692                         rule='cp ${SRC} ${TGT}',
 693                         source='hdr_replace.h',
 694                         target='stdbool.h',
 695                         enabled = not bld.CONFIG_SET('HAVE_STDBOOL_H'))
 696
 697     bld.SAMBA_SUBSYSTEM('samba_intl', source='', use_global_deps=False,deps=bld.env.intl_libs)
 698
 699 def dist():
 700     '''makes a tarball for distribution'''
 701     samba_dist.dist()