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
   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
  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     conf.CHECK_HEADERS('linux/types.h crypt.h locale.h acl/libacl.h compat.h')
  36     conf.CHECK_HEADERS('acl/libacl.h attr/xattr.h compat.h ctype.h dustat.h')
  37     conf.CHECK_HEADERS('fcntl.h fnmatch.h glob.h history.h krb5.h langinfo.h')
  38     conf.CHECK_HEADERS('libaio.h locale.h ndir.h pwd.h')
  39     conf.CHECK_HEADERS('shadow.h sys/acl.h')
  40     conf.CHECK_HEADERS('sys/attributes.h attr/attributes.h sys/capability.h sys/dir.h sys/epoll.h')
  41     conf.CHECK_HEADERS('sys/fcntl.h sys/filio.h sys/filsys.h sys/fs/s5param.h sys/fs/vx/quota.h')
  42     conf.CHECK_HEADERS('sys/id.h sys/ioctl.h sys/ipc.h sys/mman.h sys/mode.h sys/ndir.h sys/priv.h')
  43     conf.CHECK_HEADERS('sys/resource.h sys/security.h sys/shm.h sys/statfs.h sys/statvfs.h sys/termio.h')
  44     conf.CHECK_HEADERS('sys/vfs.h sys/xattr.h termio.h termios.h sys/file.h')
  45     conf.CHECK_HEADERS('sys/ucontext.h sys/wait.h sys/stat.h malloc.h grp.h')
  46     conf.CHECK_HEADERS('sys/select.h setjmp.h utime.h sys/syslog.h syslog.h')
  47     conf.CHECK_HEADERS('stdarg.h vararg.h sys/mount.h mntent.h')
  48     conf.CHECK_HEADERS('stropts.h unix.h string.h strings.h sys/param.h limits.h')
  49     conf.CHECK_HEADERS('''sys/socket.h netinet/in.h netdb.h arpa/inet.h netinet/in_systm.h
  50                           netinet/ip.h netinet/tcp.h netinet/in_ip.h
  51                           sys/sockio.h sys/un.h''', together=True)
  52     conf.CHECK_HEADERS('sys/uio.h ifaddrs.h direct.h dirent.h')
  53     conf.CHECK_HEADERS('windows.h winsock2.h ws2tcpip.h')
  54     conf.CHECK_HEADERS('errno.h')
  55     conf.CHECK_HEADERS('gcrypt.h getopt.h iconv.h')
  56     conf.CHECK_HEADERS('memory.h nss.h sasl/sasl.h')
  57
  58     conf.CHECK_FUNCS_IN('inotify_init', 'inotify', checklibc=True,
  59                         headers='sys/inotify.h')
  60
  61     conf.CHECK_HEADERS('security/pam_appl.h zlib.h asm/unistd.h')
  62     conf.CHECK_HEADERS('aio.h sys/unistd.h rpc/rpc.h rpc/nettype.h alloca.h float.h')
  63
  64     conf.CHECK_HEADERS('rpcsvc/nis.h rpcsvc/ypclnt.h sys/sysctl.h')
  65     conf.CHECK_HEADERS('sys/fileio.h sys/filesys.h sys/dustat.h sys/sysmacros.h')
  66     conf.CHECK_HEADERS('xfs/libxfs.h netgroup.h')
  67
  68     conf.CHECK_CODE('', headers='rpc/rpc.h rpcsvc/yp_prot.h', define='HAVE_RPCSVC_YP_PROT_H')
  69
  70     conf.CHECK_HEADERS('valgrind.h valgrind/valgrind.h valgrind/memcheck.h')
  71     conf.CHECK_HEADERS('nss_common.h nsswitch.h ns_api.h')
  72     conf.CHECK_HEADERS('sys/extattr.h sys/ea.h sys/proplist.h sys/cdefs.h')
  73     conf.CHECK_HEADERS('utmp.h utmpx.h lastlog.h malloc.h')
  74     conf.CHECK_HEADERS('syscall.h sys/syscall.h inttypes.h')
  75     conf.CHECK_HEADERS('sys/atomic.h')
  76
  77     # Check for process set name support
  78     conf.CHECK_CODE('''
  79                     #include <sys/prctl.h>
  80                     int main(void) {
  81                         prctl(0);
  82                         return 0;
  83                     }
  84                     ''',
  85                     'HAVE_PRCTL',
  86                     headers='sys/prctl.h',
  87                     msg='Checking for prctl syscall')
  88
  89     conf.CHECK_CODE('''
  90                     #include <unistd.h>
  91                     #ifdef HAVE_FCNTL_H
  92                     #include <fcntl.h>
  93                     #endif
  94                     int main(void) { int fd = open("/dev/null", O_DIRECT); }
  95                     ''',
  96                     define='HAVE_OPEN_O_DIRECT',
  97                     addmain=False,
  98                     msg='Checking for O_DIRECT flag to open(2)')
  99
 100     conf.CHECK_TYPES('"long long" intptr_t uintptr_t ptrdiff_t comparison_fn_t')
 101     conf.CHECK_TYPE('_Bool', define='HAVE__Bool')
 102     conf.CHECK_TYPE('bool', define='HAVE_BOOL')
 103
 104     conf.CHECK_TYPE('int8_t', 'char')
 105     conf.CHECK_TYPE('uint8_t', 'unsigned char')
 106     conf.CHECK_TYPE('int16_t', 'short')
 107     conf.CHECK_TYPE('uint16_t', 'unsigned short')
 108     conf.CHECK_TYPE('int32_t', 'int')
 109     conf.CHECK_TYPE('uint32_t', 'unsigned')
 110     conf.CHECK_TYPE('int64_t', 'long long')
 111     conf.CHECK_TYPE('uint64_t', 'unsigned long long')
 112     conf.CHECK_TYPE('size_t', 'unsigned int')
 113     conf.CHECK_TYPE('ssize_t', 'int')
 114     conf.CHECK_TYPE('ino_t', 'unsigned')
 115     conf.CHECK_TYPE('loff_t', 'off_t')
 116     conf.CHECK_TYPE('offset_t', 'loff_t')
 117     conf.CHECK_TYPE('volatile int', define='HAVE_VOLATILE')
 118     conf.CHECK_TYPE('uint_t', 'unsigned int')
 119     conf.CHECK_TYPE('blksize_t', 'long', headers='sys/types.h sys/stat.h unistd.h')
 120     conf.CHECK_TYPE('blkcnt_t', 'long', headers='sys/types.h sys/stat.h unistd.h')
 121
 122     conf.CHECK_SIZEOF('bool char int "long long" long short size_t ssize_t')
 123     conf.CHECK_SIZEOF('int8_t uint8_t int16_t uint16_t int32_t uint32_t int64_t uint64_t')
 124     conf.CHECK_SIZEOF('void*', define='SIZEOF_VOID_P')
 125     conf.CHECK_SIZEOF('off_t dev_t ino_t time_t')
 126
 127     conf.CHECK_TYPES('socklen_t', headers='sys/socket.h')
 128     conf.CHECK_TYPE_IN('struct ifaddrs', 'ifaddrs.h')
 129     conf.CHECK_TYPE_IN('struct addrinfo', 'netdb.h')
 130     conf.CHECK_TYPE_IN('struct sockaddr', 'sys/socket.h')
 131     conf.CHECK_CODE('struct sockaddr_in6 x', define='HAVE_STRUCT_SOCKADDR_IN6',
 132                     headers='sys/socket.h netdb.h netinet/in.h')
 133     conf.CHECK_TYPE_IN('struct sockaddr_storage', 'sys/socket.h')
 134     conf.CHECK_TYPE_IN('sa_family_t', 'sys/socket.h')
 135
 136     conf.CHECK_TYPE_IN('sig_atomic_t', 'signal.h', define='HAVE_SIG_ATOMIC_T_TYPE')
 137
 138     conf.CHECK_FUNCS_IN('''inet_ntoa inet_aton inet_ntop inet_pton connect gethostbyname
 139                            getaddrinfo getnameinfo freeaddrinfo gai_strerror socketpair''',
 140                         'socket nsl', checklibc=True,
 141                         headers='sys/socket.h netinet/in.h arpa/inet.h netdb.h')
 142
 143     # Some old Linux systems have broken header files and
 144     # miss the IPV6_V6ONLY define in netinet/in.h,
 145     # but have it in linux/in6.h.
 146     # We can't include both files so we just check if the value
 147     # if defined and do the replacement in system/network.h
 148     if not conf.CHECK_VARIABLE('IPV6_V6ONLY',
 149                                headers='sys/socket.h netdb.h netinet/in.h'):
 150         conf.CHECK_CODE('''
 151                         #include <linux/in6.h>
 152                         #if (IPV6_V6ONLY != 26)
 153                         #error no IPV6_V6ONLY support on linux
 154                         #endif
 155                         int main(void) { return IPV6_V6ONLY; }
 156                         ''',
 157                         define='HAVE_LINUX_IPV6_V6ONLY_26',
 158                         addmain=False,
 159                         msg='Checking for IPV6_V6ONLY in linux/in6.h',
 160                         local_include=False)
 161
 162     conf.CHECK_CODE('''
 163                        struct sockaddr_storage sa_store;
 164                        struct addrinfo *ai = NULL;
 165                        struct in6_addr in6addr;
 166                        int idx = if_nametoindex("iface1");
 167                        int s = socket(AF_INET6, SOCK_STREAM, 0);
 168                        int ret = getaddrinfo(NULL, NULL, NULL, &ai);
 169                        if (ret != 0) {
 170                            const char *es = gai_strerror(ret);
 171                        }
 172                        freeaddrinfo(ai);
 173                        {
 174                           int val = 1;
 175                           #ifdef HAVE_LINUX_IPV6_V6ONLY_26
 176                           #define IPV6_V6ONLY 26
 177                           #endif
 178                           ret = setsockopt(s, IPPROTO_IPV6, IPV6_V6ONLY,
 179                                            (const void *)&val, sizeof(val));
 180                        }
 181                        ''',
 182                     define='HAVE_IPV6',
 183                     lib='nsl socket',
 184                     headers='sys/socket.h netdb.h netinet/in.h')
 185
 186     if conf.CONFIG_SET('HAVE_SYS_UCONTEXT_H') and conf.CONFIG_SET('HAVE_SIGNAL_H'):
 187         conf.CHECK_CODE('''
 188                        ucontext_t uc;
 189                        sigaddset(&uc.uc_sigmask, SIGUSR1);
 190                        ''',
 191                        'HAVE_UCONTEXT_T',
 192                        msg="Checking whether we have ucontext_t",
 193                        headers='signal.h sys/ucontext.h')
 194
 195     # Check for atomic builtins. */
 196     conf.CHECK_CODE('''
 197                     int main(void) {
 198                         int i;
 199                         (void)__sync_fetch_and_add(&i, 1);
 200                         return 0;
 201                     }
 202                     ''',
 203                     'HAVE___SYNC_FETCH_AND_ADD',
 204                     msg='Checking for __sync_fetch_and_add compiler builtin')
 205
 206     conf.CHECK_CODE('''
 207                     #include <stdint.h>
 208                     #include <sys/atomic.h>
 209                     int main(void) {
 210                         int32_t i;
 211                         atomic_add_32(&i, 1);
 212                         return 0;
 213                     }
 214                     ''',
 215                     'HAVE_ATOMIC_ADD_32',
 216                     headers='stdint.h sys/atomic.h',
 217                     msg='Checking for atomic_add_32 compiler builtin')
 218
 219     # these may be builtins, so we need the link=False strategy
 220     conf.CHECK_FUNCS('strdup memmem printf memset memcpy memmove strcpy strncpy bzero', link=False)
 221
 222     # See https://bugzilla.samba.org/show_bug.cgi?id=1097
 223     #
 224     # Ported in from autoconf where it was added with this commit:
 225     # commit 804cfb20a067b4b687089dc72a8271b3abf20f31
 226     # Author: Simo Sorce <idra@samba.org>
 227     # Date:   Wed Aug 25 14:24:16 2004 +0000
 228     #     r2070: Let's try to overload srnlen and strndup for AIX where they are natly broken.
 229
 230     host_os = sys.platform
 231     if host_os.rfind('aix') > -1:
 232         conf.DEFINE('BROKEN_STRNLEN', 1)
 233         conf.DEFINE('BROKEN_STRNDUP', 1)
 234
 235     conf.CHECK_FUNCS('shl_load shl_unload shl_findsym')
 236     conf.CHECK_FUNCS('pipe strftime srandom random srand rand usleep setbuffer')
 237     conf.CHECK_FUNCS('lstat getpgrp utime utimes setuid seteuid setreuid setresuid setgid setegid')
 238     conf.CHECK_FUNCS('setregid setresgid chroot strerror vsyslog setlinebuf mktime')
 239     conf.CHECK_FUNCS('ftruncate chsize rename waitpid wait4')
 240     conf.CHECK_FUNCS('initgroups pread pwrite strndup strcasestr')
 241     conf.CHECK_FUNCS('strtok_r mkdtemp dup2 dprintf vdprintf isatty chown lchown')
 242     conf.CHECK_FUNCS('link readlink symlink realpath snprintf vsnprintf')
 243     conf.CHECK_FUNCS('asprintf vasprintf setenv unsetenv strnlen strtoull __strtoull')
 244     conf.CHECK_FUNCS('strtouq strtoll __strtoll strtoq memalign posix_memalign')
 245     conf.CHECK_FUNCS('prctl')
 246
 247     # libbsd on some platforms provides strlcpy and strlcat
 248     if not conf.CHECK_FUNCS('strlcpy strlcat'):
 249         conf.CHECK_FUNCS_IN('strlcpy strlcat', 'bsd', headers='bsd/string.h',
 250                 checklibc=True)
 251     if not conf.CHECK_FUNCS('getpeereid'):
 252         conf.CHECK_FUNCS_IN('getpeereid', 'bsd', headers='sys/types.h bsd/unistd.h')
 253     if not conf.CHECK_FUNCS_IN('setproctitle', 'setproctitle', headers='setproctitle.h'):
 254         conf.CHECK_FUNCS_IN('setproctitle', 'bsd', headers='sys/types.h bsd/unistd.h')
 255
 256     conf.CHECK_CODE('''
 257                 struct ucred cred;
 258                 socklen_t cred_len;
 259                 int ret = getsockopt(0, SOL_SOCKET, SO_PEERCRED, &cred, &cred_len);''',
 260                 'HAVE_PEERCRED',
 261                 msg="Checking whether we can use SO_PEERCRED to get socket credentials",
 262                 headers='sys/types.h sys/socket.h')
 263
 264     #Some OS (ie. freebsd) return EINVAL if the convertion could not be done, it's not what we expect
 265     #Let's detect those cases
 266     if conf.CONFIG_SET('HAVE_STRTOLL'):
 267         conf.CHECK_CODE('''
 268                         long long nb = strtoll("Text", NULL, 0);
 269                         if (errno == EINVAL) {
 270                             return 0;
 271                         } else {
 272                             return 1;
 273                         }
 274                         ''',
 275                         msg="Checking correct behavior of strtoll",
 276                         headers = 'errno.h',
 277                         execute = True,
 278                         define = 'HAVE_BSD_STRTOLL',
 279                         )
 280     conf.CHECK_FUNCS('if_nametoindex strerror_r')
 281     conf.CHECK_FUNCS('getdirentries getdents syslog')
 282     conf.CHECK_FUNCS('gai_strerror get_current_dir_name')
 283     conf.CHECK_FUNCS('timegm getifaddrs freeifaddrs mmap setgroups syscall setsid')
 284     conf.CHECK_FUNCS('getgrent_r getgrgid_r getgrnam_r getgrouplist getpagesize')
 285     conf.CHECK_FUNCS('getpwent_r getpwnam_r getpwuid_r epoll_create')
 286
 287     conf.SET_TARGET_TYPE('attr', 'EMPTY')
 288
 289     xattr_headers='sys/attributes.h attr/xattr.h sys/xattr.h'
 290
 291     conf.CHECK_FUNCS_IN('''
 292 fgetxattr flistea flistxattr
 293 fremovexattr fsetxattr getxattr
 294 listxattr removexattr setxattr
 295 ''', 'attr', checklibc=True, headers=xattr_headers)
 296
 297     # We need to check for linux xattrs first, as we do not wish to link to -lattr
 298     # (the XFS compat API) on Linux systems with the native xattr API
 299     if not conf.CONFIG_SET('HAVE_GETXATTR'):
 300         conf.CHECK_FUNCS_IN('''
 301 attr_get attr_getf attr_list attr_listf attropen attr_remove
 302 attr_removef attr_set attr_setf extattr_delete_fd extattr_delete_file
 303 extattr_get_fd extattr_get_file extattr_list_fd extattr_list_file
 304 extattr_set_fd extattr_set_file fgetea
 305 fremoveea fsetea getea listea
 306 removeea setea
 307 ''', 'attr', checklibc=True, headers=xattr_headers)
 308
 309     if (conf.CONFIG_SET('HAVE_ATTR_LISTF') or
 310         conf.CONFIG_SET('HAVE_EXTATTR_LIST_FD') or
 311         conf.CONFIG_SET('HAVE_FLISTEA') or
 312         conf.CONFIG_SET('HAVE_FLISTXATTR')):
 313             conf.DEFINE('HAVE_XATTR_SUPPORT', 1)
 314
 315     # Darwin has extra options to xattr-family functions
 316     conf.CHECK_CODE('getxattr(NULL, NULL, NULL, 0, 0, 0)',
 317                     headers=xattr_headers, local_include=False,
 318                     define='XATTR_ADDITIONAL_OPTIONS',
 319                     msg="Checking whether xattr interface takes additional options")
 320
 321     conf.CHECK_FUNCS_IN('dlopen dlsym dlerror dlclose', 'dl',
 322                         checklibc=True, headers='dlfcn.h dl.h')
 323
 324     conf.CHECK_C_PROTOTYPE('dlopen', 'void *dlopen(const char* filename, unsigned int flags)',
 325                            define='DLOPEN_TAKES_UNSIGNED_FLAGS', headers='dlfcn.h dl.h')
 326
 327     if conf.CHECK_FUNCS_IN('fdatasync', 'rt', checklibc=True):
 328         # some systems are missing the declaration
 329         conf.CHECK_DECLS('fdatasync')
 330
 331     if conf.CHECK_FUNCS_IN('clock_gettime', 'rt', checklibc=True):
 332         for c in ['CLOCK_MONOTONIC', 'CLOCK_PROCESS_CPUTIME_ID', 'CLOCK_REALTIME']:
 333             conf.CHECK_CODE('''
 334                 #if TIME_WITH_SYS_TIME
 335                 # include <sys/time.h>
 336                 # include <time.h>
 337                 #else
 338                 # if HAVE_SYS_TIME_H
 339                 #  include <sys/time.h>
 340                 # else
 341                 #  include <time.h>
 342                 # endif
 343                 #endif
 344                 clockid_t clk = %s''' % c,
 345                 'HAVE_%s' % c,
 346                 msg='Checking whether the clock_gettime clock ID %s is available' % c)
 347
 348     conf.CHECK_TYPE('struct timespec', headers='sys/time.h time.h')
 349
 350     # these headers need to be tested as a group on freebsd
 351     conf.CHECK_HEADERS(headers='sys/socket.h net/if.h', together=True)
 352     conf.CHECK_HEADERS(headers='netinet/in.h arpa/nameser.h resolv.h', together=True)
 353     conf.CHECK_FUNCS_IN('res_search', 'resolv', checklibc=True,
 354                         headers='netinet/in.h arpa/nameser.h resolv.h')
 355
 356
 357     # try to find libintl (if --without-gettext is not given)
 358     conf.env.intl_libs=''
 359     if not Options.options.disable_gettext:
 360         # any extra path given to look at?
 361         if not Options.options.gettext_location == 'None':
 362            conf.env['CFLAGS'].extend(["-I%s" % Options.options.gettext_location]);
 363            conf.env['LDFLAGS'].extend(["-L%s" % Options.options.gettext_location]);
 364         else:
 365            conf.env['CFLAGS'].extend(["-I/usr/local"]);
 366            conf.env['LDFLAGS'].extend(["-L/usr/local"]);
 367         conf.CHECK_HEADERS('libintl.h')
 368         conf.CHECK_LIB('intl')
 369         conf.CHECK_DECLS('dgettext gettext bindtextdomain textdomain bind_textdomain_codeset', headers="libintl.h")
 370         # *textdomain functions are not strictly necessary
 371         conf.CHECK_FUNCS_IN('bindtextdomain textdomain bind_textdomain_codeset',
 372                             '', checklibc=True, headers='libintl.h')
 373         # gettext and dgettext must exist
 374         # on some systems (the ones with glibc, those are in libc)
 375         if conf.CHECK_FUNCS_IN('dgettext gettext', '', checklibc=True, headers='libintl.h'):
 376             # save for dependency definitions
 377             conf.env.intl_libs=''
 378         # others (e.g. FreeBSD) have seperate libintl
 379         elif conf.CHECK_FUNCS_IN('dgettext gettext', 'intl', checklibc=False, headers='libintl.h'):
 380             # save for dependency definitions
 381             conf.env.intl_libs='intl'
 382             # recheck with libintl
 383             conf.CHECK_FUNCS_IN('bindtextdomain textdomain bind_textdomain_codeset',
 384                             'intl', checklibc=False, headers='libintl.h')
 385         else:
 386             # Some hosts need lib iconv for linking with lib intl
 387             # So we try with flags just in case it helps.
 388             oldflags = list(conf.env['EXTRA_LDFLAGS']);
 389             conf.env['EXTRA_LDFLAGS'].extend(["-liconv"])
 390             conf.CHECK_FUNCS_IN('dgettext gettext bindtextdomain textdomain bind_textdomain_codeset',
 391                                 'intl', checklibc=False, headers='libintl.h')
 392             conf.env['EXTRA_LDFLAGS'] = oldflags
 393             if conf.env['HAVE_GETTEXT'] and conf.env['HAVE_DGETTEXT']:
 394                 # save for dependency definitions
 395                 conf.env.intl_libs='iconv intl'
 396
 397     # did we find both prototypes and a library to link against?
 398     # if not, unset the detected values (see Bug #9911)
 399     if not (conf.env['HAVE_GETTEXT'] and conf.env['HAVE_DECL_GETTEXT']):
 400        conf.undefine('HAVE_GETTEXT')
 401        conf.undefine('HAVE_DECL_GETTEXT')
 402     if not (conf.env['HAVE_DGETTEXT'] and conf.env['HAVE_DECL_DGETTEXT']):
 403        conf.undefine('HAVE_DGETTEXT')
 404        conf.undefine('HAVE_DECL_DGETTEXT')
 405
 406     # did the user insist on gettext (--with-gettext)?
 407     if Options.options.gettext_location != 'None' and (not conf.env['HAVE_GETTEXT'] or not conf.env['HAVE_DGETTEXT']):
 408         conf.fatal('library gettext not found at specified location')
 409
 410     conf.CHECK_FUNCS_IN('pthread_create', 'pthread', checklibc=True, headers='pthread.h')
 411
 412     PTHREAD_CFLAGS='error'
 413     PTHREAD_LDFLAGS='error'
 414
 415     if PTHREAD_LDFLAGS == 'error':
 416         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthread'):
 417             PTHREAD_CFLAGS='-D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS'
 418             PTHREAD_LDFLAGS='-lpthread'
 419     if PTHREAD_LDFLAGS == 'error':
 420         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthreads'):
 421             PTHREAD_CFLAGS='-D_THREAD_SAFE'
 422             PTHREAD_LDFLAGS='-lpthreads'
 423     if PTHREAD_LDFLAGS == 'error':
 424         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'c_r'):
 425             PTHREAD_CFLAGS='-D_THREAD_SAFE -pthread'
 426             PTHREAD_LDFLAGS='-pthread'
 427     if PTHREAD_LDFLAGS == 'error':
 428         if conf.CHECK_FUNCS('pthread_attr_init'):
 429             PTHREAD_CFLAGS='-D_REENTRANT'
 430             PTHREAD_LDFLAGS='-lpthread'
 431     # especially for HP-UX, where the CHECK_FUNC macro fails to test for
 432     # pthread_attr_init. On pthread_mutex_lock it works there...
 433     if PTHREAD_LDFLAGS == 'error':
 434         if conf.CHECK_FUNCS_IN('pthread_mutex_lock', 'pthread'):
 435             PTHREAD_CFLAGS='-D_REENTRANT'
 436             PTHREAD_LDFLAGS='-lpthread'
 437
 438     if PTHREAD_CFLAGS != 'error' and PTHREAD_LDFLAGS != 'error':
 439         if conf.CONFIG_SET('replace_add_global_pthread'):
 440             conf.ADD_CFLAGS(PTHREAD_CFLAGS)
 441             conf.ADD_LDFLAGS(PTHREAD_LDFLAGS)
 442         conf.CHECK_HEADERS('pthread.h')
 443         conf.DEFINE('HAVE_PTHREAD', '1')
 444
 445     if conf.CONFIG_SET('HAVE_PTHREAD'):
 446
 447         conf.CHECK_DECLS('pthread_mutexattr_setrobust', headers='pthread.h')
 448         if not conf.CONFIG_SET('HAVE_DECL_PTHREAD_MUTEXATTR_SETROBUST'):
 449             conf.CHECK_DECLS('pthread_mutexattr_setrobust_np',
 450                              headers='pthread.h')
 451
 452         conf.CHECK_FUNCS_IN('pthread_mutexattr_setrobust', 'pthread',
 453                             checklibc=True, headers='pthread.h')
 454         if not conf.CONFIG_SET('HAVE_PTHREAD_MUTEXATTR_SETROBUST'):
 455             conf.CHECK_FUNCS_IN('pthread_mutexattr_setrobust_np', 'pthread',
 456                                 checklibc=True, headers='pthread.h')
 457
 458         conf.CHECK_DECLS('pthread_mutex_consistent', headers='pthread.h')
 459         if not conf.CONFIG_SET('HAVE_DECL_PTHREAD_MUTEX_CONSISTENT'):
 460             conf.CHECK_DECLS('pthread_mutex_consistent_np',
 461                              headers='pthread.h')
 462
 463         conf.CHECK_FUNCS_IN('pthread_mutex_consistent', 'pthread',
 464                             checklibc=True, headers='pthread.h')
 465         if not conf.CONFIG_SET('HAVE_PTHREAD_MUTEX_CONSISTENT'):
 466             conf.CHECK_FUNCS_IN('pthread_mutex_consistent_np', 'pthread',
 467                                 checklibc=True, headers='pthread.h')
 468
 469         if ((conf.CONFIG_SET('HAVE_PTHREAD_MUTEXATTR_SETROBUST') or
 470              conf.CONFIG_SET('HAVE_PTHREAD_MUTEXATTR_SETROBUST_NP')) and
 471             (conf.CONFIG_SET('HAVE_PTHREAD_MUTEX_CONSISTENT') or
 472              conf.CONFIG_SET('HAVE_PTHREAD_MUTEX_CONSISTENT_NP'))):
 473             conf.DEFINE('HAVE_ROBUST_MUTEXES', 1)
 474
 475     conf.CHECK_FUNCS_IN('crypt', 'crypt', checklibc=True)
 476
 477     conf.CHECK_VARIABLE('rl_event_hook', define='HAVE_DECL_RL_EVENT_HOOK', always=True,
 478                         headers='readline.h readline/readline.h readline/history.h')
 479
 480     conf.CHECK_DECLS('snprintf vsnprintf asprintf vasprintf')
 481
 482     conf.CHECK_DECLS('errno', headers='errno.h', reverse=True)
 483     conf.CHECK_DECLS('EWOULDBLOCK', headers='errno.h')
 484     conf.CHECK_DECLS('environ getgrent_r getpwent_r', reverse=True, headers='pwd.h grp.h')
 485     conf.CHECK_DECLS('pread pwrite setenv setresgid setresuid', reverse=True)
 486
 487     if conf.CONFIG_SET('HAVE_EPOLL_CREATE') and conf.CONFIG_SET('HAVE_SYS_EPOLL_H'):
 488         conf.DEFINE('HAVE_EPOLL', 1)
 489
 490     conf.CHECK_HEADERS('poll.h')
 491     conf.CHECK_FUNCS('poll')
 492
 493     conf.CHECK_FUNCS('strptime')
 494     conf.CHECK_DECLS('strptime', headers='time.h')
 495     conf.CHECK_CODE('''#define LIBREPLACE_CONFIGURE_TEST_STRPTIME
 496                        #include "test/strptime.c"''',
 497                        define='HAVE_WORKING_STRPTIME',
 498                        execute=True,
 499                        addmain=False,
 500                        msg='Checking for working strptime')
 501
 502     conf.CHECK_CODE('gettimeofday(NULL, NULL)', 'HAVE_GETTIMEOFDAY_TZ', execute=False)
 503
 504     conf.CHECK_CODE('#include "test/snprintf.c"',
 505                     define="HAVE_C99_VSNPRINTF",
 506                     execute=True,
 507                     addmain=False,
 508                     msg="Checking for C99 vsnprintf")
 509
 510     conf.CHECK_CODE('#include "test/shared_mmap.c"',
 511                     addmain=False, add_headers=False, execute=True,
 512                     define='HAVE_SHARED_MMAP',
 513                     msg="Checking for HAVE_SHARED_MMAP")
 514
 515     conf.CHECK_CODE('#include "test/shared_mremap.c"',
 516                     addmain=False, add_headers=False, execute=True,
 517                     define='HAVE_MREMAP',
 518                     msg="Checking for HAVE_MREMAP")
 519
 520     # OpenBSD (and I've heard HPUX) doesn't sync between mmap and write.
 521     # FIXME: Anything other than a 0 or 1 exit code should abort configure!
 522     conf.CHECK_CODE('#include "test/incoherent_mmap.c"',
 523                     addmain=False, add_headers=False, execute=True,
 524                     define='HAVE_INCOHERENT_MMAP',
 525                     msg="Checking for HAVE_INCOHERENT_MMAP")
 526
 527     conf.SAMBA_BUILD_ENV()
 528
 529     conf.CHECK_CODE('''
 530                     typedef struct {unsigned x;} FOOBAR;
 531                     #define X_FOOBAR(x) ((FOOBAR) { x })
 532                     #define FOO_ONE X_FOOBAR(1)
 533                     FOOBAR f = FOO_ONE;
 534                     static const struct {
 535                         FOOBAR y;
 536                     } f2[] = {
 537                         {FOO_ONE}
 538                     };
 539                     static const FOOBAR f3[] = {FOO_ONE};
 540                     ''',
 541                     define='HAVE_IMMEDIATE_STRUCTURES')
 542
 543     conf.CHECK_CODE('mkdir("foo",0777)', define='HAVE_MKDIR_MODE', headers='sys/stat.h')
 544
 545     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtim.tv_nsec', define='HAVE_STAT_TV_NSEC',
 546                                 headers='sys/stat.h')
 547     # we need the st_rdev test under two names
 548     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_rdev',
 549                                 define='HAVE_STRUCT_STAT_ST_RDEV',
 550                                 headers='sys/stat.h')
 551     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_rdev', define='HAVE_ST_RDEV',
 552                                 headers='sys/stat.h')
 553     conf.CHECK_STRUCTURE_MEMBER('struct sockaddr_storage', 'ss_family',
 554                                 headers='sys/socket.h netinet/in.h')
 555     conf.CHECK_STRUCTURE_MEMBER('struct sockaddr_storage', '__ss_family',
 556                                 headers='sys/socket.h netinet/in.h')
 557
 558
 559     if conf.CHECK_STRUCTURE_MEMBER('struct sockaddr', 'sa_len',
 560                                    headers='sys/socket.h netinet/in.h',
 561                                    define='HAVE_SOCKADDR_SA_LEN'):
 562         # the old build system produced both defines
 563         conf.DEFINE('HAVE_STRUCT_SOCKADDR_SA_LEN', 1)
 564
 565     conf.CHECK_STRUCTURE_MEMBER('struct sockaddr_in', 'sin_len',
 566                                 headers='sys/socket.h netinet/in.h',
 567                                 define='HAVE_SOCK_SIN_LEN')
 568
 569     conf.CHECK_CODE('struct sockaddr_un sunaddr; sunaddr.sun_family = AF_UNIX;',
 570                     define='HAVE_UNIXSOCKET', headers='sys/socket.h sys/un.h')
 571
 572
 573     conf.CHECK_CODE('''
 574                     struct stat st;
 575                     char tpl[20]="/tmp/test.XXXXXX";
 576                     char tpl2[20]="/tmp/test.XXXXXX";
 577                     int fd = mkstemp(tpl);
 578                     int fd2 = mkstemp(tpl2);
 579                     if (fd == -1) {
 580                           if (fd2 != -1) {
 581                                   unlink(tpl2);
 582                           }
 583                           exit(1);
 584                     }
 585                     if (fd2 == -1) exit(1);
 586                     unlink(tpl);
 587                     unlink(tpl2);
 588                     if (fstat(fd, &st) != 0) exit(1);
 589                     if ((st.st_mode & 0777) != 0600) exit(1);
 590                     if (strcmp(tpl, "/tmp/test.XXXXXX") == 0) {
 591                           exit(1);
 592                     }
 593                     if (strcmp(tpl, tpl2) == 0) {
 594                           exit(1);
 595                     }
 596                     exit(0);
 597                     ''',
 598                     define='HAVE_SECURE_MKSTEMP',
 599                     execute=True,
 600                     mandatory=True) # lets see if we get a mandatory failure for this one
 601
 602     if conf.CHECK_CFLAGS('-fvisibility=hidden'):
 603         conf.env.VISIBILITY_CFLAGS = '-fvisibility=hidden'
 604         conf.CHECK_CODE('''int main(void) { return 0; }
 605                            __attribute__((visibility("default"))) void vis_foo2(void) {}''',
 606                         cflags=conf.env.VISIBILITY_CFLAGS,
 607                         define='HAVE_VISIBILITY_ATTR', addmain=False)
 608
 609     # look for a method of finding the list of network interfaces
 610     for method in ['HAVE_IFACE_GETIFADDRS', 'HAVE_IFACE_AIX', 'HAVE_IFACE_IFCONF', 'HAVE_IFACE_IFREQ']:
 611         if conf.CHECK_CODE('''
 612                            #define %s 1
 613                            #define NO_CONFIG_H 1
 614                            #define AUTOCONF_TEST 1
 615                            #include "replace.c"
 616                            #include "inet_ntop.c"
 617                            #include "snprintf.c"
 618                            #include "getifaddrs.c"
 619                            #define getifaddrs_test main
 620                            #include "test/getifaddrs.c"
 621                            ''' % method,
 622                            method,
 623                            lib='nsl socket',
 624                            addmain=False,
 625                            execute=True):
 626             break
 627
 628     conf.RECURSE('system')
 629     conf.SAMBA_CONFIG_H()
 630
 631
 632 REPLACEMENT_FUNCTIONS = {
 633     'replace.c': ['ftruncate', 'strlcpy', 'strlcat', 'mktime', 'initgroups',
 634                   'memmove', 'strdup', 'setlinebuf', 'vsyslog', 'strnlen',
 635                   'strndup', 'waitpid', 'seteuid', 'setegid', 'chroot',
 636                   'mkstemp', 'mkdtemp', 'pread', 'pwrite', 'strcasestr',
 637                   'strtok_r', 'strtoll', 'strtoull', 'setenv', 'unsetenv',
 638                   'utime', 'utimes', 'dup2', 'chown', 'link', 'readlink',
 639                   'symlink', 'lchown', 'realpath', 'memmem', 'vdprintf',
 640                   'dprintf', 'get_current_dir_name',
 641                   'strerror_r', 'clock_gettime'],
 642     'timegm.c': ['timegm'],
 643     # Note: C99_VSNPRINTF is not a function, but a special condition
 644     # for replacement
 645     'snprintf.c': ['C99_VSNPRINTF', 'snprintf', 'vsnprintf', 'asprintf', 'vasprintf'],
 646     # Note: WORKING_STRPTIME is not a function, but a special condition
 647     # for replacement
 648     'strptime.c': ['WORKING_STRPTIME', 'strptime'],
 649     }
 650
 651
 652 def build(bld):
 653     bld.RECURSE('buildtools/wafsamba')
 654
 655     REPLACE_HOSTCC_SOURCE = ''
 656
 657     for filename, functions in REPLACEMENT_FUNCTIONS.iteritems():
 658         for function in functions:
 659             if not bld.CONFIG_SET('HAVE_%s' % function.upper()):
 660                 REPLACE_HOSTCC_SOURCE += ' %s' % filename
 661                 break
 662
 663     extra_libs = ''
 664     if bld.CONFIG_SET('HAVE_LIBBSD'): extra_libs += ' bsd'
 665
 666     bld.SAMBA_SUBSYSTEM('LIBREPLACE_HOSTCC',
 667         REPLACE_HOSTCC_SOURCE,
 668         use_hostcc=True,
 669         use_global_deps=False,
 670         cflags='-D_SAMBA_HOSTCC_',
 671         group='compiler_libraries',
 672         deps = extra_libs
 673     )
 674
 675     REPLACE_SOURCE = REPLACE_HOSTCC_SOURCE
 676     REPLACE_SOURCE += ' cwrap.c'
 677
 678     if not bld.CONFIG_SET('HAVE_CRYPT'):         REPLACE_SOURCE += ' crypt.c'
 679     if not bld.CONFIG_SET('HAVE_DLOPEN'):        REPLACE_SOURCE += ' dlfcn.c'
 680     if not bld.CONFIG_SET('HAVE_POLL'):          REPLACE_SOURCE += ' poll.c'
 681
 682     if not bld.CONFIG_SET('HAVE_SOCKETPAIR'):    REPLACE_SOURCE += ' socketpair.c'
 683     if not bld.CONFIG_SET('HAVE_CONNECT'):       REPLACE_SOURCE += ' socket.c'
 684     if not bld.CONFIG_SET('HAVE_GETIFADDRS'):    REPLACE_SOURCE += ' getifaddrs.c'
 685     if not bld.CONFIG_SET('HAVE_GETADDRINFO'):   REPLACE_SOURCE += ' getaddrinfo.c'
 686     if not bld.CONFIG_SET('HAVE_INET_NTOA'):     REPLACE_SOURCE += ' inet_ntoa.c'
 687     if not bld.CONFIG_SET('HAVE_INET_ATON'):     REPLACE_SOURCE += ' inet_aton.c'
 688     if not bld.CONFIG_SET('HAVE_INET_NTOP'):     REPLACE_SOURCE += ' inet_ntop.c'
 689     if not bld.CONFIG_SET('HAVE_INET_PTON'):     REPLACE_SOURCE += ' inet_pton.c'
 690     if not bld.CONFIG_SET('HAVE_GETXATTR') or bld.CONFIG_SET('XATTR_ADDITIONAL_OPTIONS'):
 691                                                  REPLACE_SOURCE += ' xattr.c'
 692
 693     bld.SAMBA_LIBRARY('replace',
 694                       source=REPLACE_SOURCE,
 695                       group='base_libraries',
 696                       # FIXME: Ideally symbols should be hidden here so they
 697                       # don't appear in the global namespace when Samba
 698                       # libraries are loaded, but this doesn't appear to work
 699                       # at the moment:
 700                       # hide_symbols=bld.BUILTIN_LIBRARY('replace'),
 701                       private_library=True,
 702                       deps='crypt dl nsl socket rt attr' + extra_libs)
 703
 704     bld.SAMBA_SUBSYSTEM('replace-test',
 705                       source='''test/testsuite.c test/strptime.c
 706                       test/os2_delete.c test/getifaddrs.c''',
 707                       deps='replace')
 708
 709     if bld.env.standalone_replace:
 710         bld.SAMBA_BINARY('replace_testsuite',
 711                          source='test/main.c',
 712                          deps='replace replace-test',
 713                          install=False)
 714
 715     # build replacements for stdint.h and stdbool.h if needed
 716     bld.SAMBA_GENERATOR('replace_stdint_h',
 717                         rule='cp ${SRC} ${TGT}',
 718                         source='hdr_replace.h',
 719                         target='stdint.h',
 720                         enabled = not bld.CONFIG_SET('HAVE_STDINT_H'))
 721     bld.SAMBA_GENERATOR('replace_stdbool_h',
 722                         rule='cp ${SRC} ${TGT}',
 723                         source='hdr_replace.h',
 724                         target='stdbool.h',
 725                         enabled = not bld.CONFIG_SET('HAVE_STDBOOL_H'))
 726
 727     bld.SAMBA_SUBSYSTEM('samba_intl', source='', use_global_deps=False,deps=bld.env.intl_libs)
 728
 729 def dist():
 730     '''makes a tarball for distribution'''
 731     samba_dist.dist()