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