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