lib/socket_wrapper/wscript

   1 #!/usr/bin/env python
   2
   3 import os
   4
   5 VERSION="1.0.2"
   6
   7 def configure(conf):
   8     if conf.CHECK_BUNDLED_SYSTEM('socket_wrapper', minversion=VERSION, set_target=False):
   9         conf.DEFINE('USING_SYSTEM_SOCKET_WRAPPER', 1)
  10         libsocket_wrapper_so_path = 'libsocket_wrapper.so'
  11     else:
  12         # check HAVE_GCC_THREAD_LOCAL_STORAGE
  13         conf.CHECK_CODE('''
  14             __thread int tls;
  15
  16             int main(void) {
  17                 return 0;
  18             }
  19             ''',
  20             'HAVE_GCC_THREAD_LOCAL_STORAGE',
  21             addmain=False,
  22             msg='Checking for thread local storage')
  23
  24         # check HAVE_DESTRUCTOR_ATTRIBUTE
  25         conf.CHECK_CODE('''
  26             void test_destructor_attribute(void) __attribute__ ((destructor));
  27
  28             void test_destructor_attribute(void)
  29             {
  30                 return;
  31             }
  32
  33             int main(void) {
  34                 return 0;
  35             }
  36             ''',
  37             'HAVE_DESTRUCTOR_ATTRIBUTE',
  38             addmain=False,
  39             msg='Checking for library destructor support')
  40
  41         conf.CHECK_HEADERS('sys/signalfd.h')
  42         conf.CHECK_HEADERS('sys/eventfd.h')
  43         conf.CHECK_HEADERS('sys/timerfd.h')
  44         conf.CHECK_HEADERS('gnu/lib-names.h')
  45
  46         conf.CHECK_STRUCTURE_MEMBER('struct msghdr',
  47                                     'msg_control',
  48                                     headers='sys/types.h sys/socket.h',
  49                                     define='HAVE_STRUCT_MSGHDR_MSG_CONTROL')
  50
  51         conf.CHECK_STRUCTURE_MEMBER('struct in_pktinfo',
  52                                     'ipi_addr',
  53                                     headers='sys/types.h sys/socket.h netinet/in.h',
  54                                     define='HAVE_STRUCT_IN_PKTINFO')
  55
  56         conf.CHECK_STRUCTURE_MEMBER('struct in6_pktinfo',
  57                                     'ipi6_addr',
  58                                     headers='sys/types.h sys/socket.h netinet/in.h',
  59                                     define='HAVE_STRUCT_IN6_PKTINFO')
  60
  61         conf.CHECK_FUNCS('getaddrinfo')
  62         conf.CHECK_FUNCS('signalfd eventfd timerfd_create')
  63         conf.CHECK_FUNCS('bindresvport')
  64
  65         conf.CHECK_FUNCS_IN('bind',
  66                             'socket',
  67                             checklibc=True,
  68                             headers='sys/types.h sys/socket.h')
  69
  70         conf.CHECK_C_PROTOTYPE('accept',
  71                                'int accept(int s, struct sockaddr *addr, Psocklen_t addrlen)',
  72                                define='HAVE_ACCEPT_PSOCKLEN_T', headers='sys/types.h sys/socket.h')
  73
  74         conf.CHECK_C_PROTOTYPE('ioctl',
  75                                'int ioctl(int s, int r, ...)',
  76                                define='HAVE_IOCTL_INT', headers='unistd.h sys/ioctl.h')
  77
  78         # Create full path to socket_wrapper
  79         srcdir = os.path.realpath(conf.srcdir)
  80         libsocket_wrapper_so_path = srcdir + '/bin/default/lib/socket_wrapper/libsocket-wrapper.so'
  81
  82     conf.DEFINE('LIBSOCKET_WRAPPER_SO_PATH', libsocket_wrapper_so_path)
  83     conf.DEFINE('SOCKET_WRAPPER', 1)
  84
  85 def build(bld):
  86     if not bld.CONFIG_SET("USING_SYSTEM_SOCKET_WRAPPER"):
  87         # We need to do it this way or the library wont work.
  88         # Using private_library=True will add symbol version which
  89         # breaks preloading!
  90         bld.SAMBA_LIBRARY('socket_wrapper',
  91                           source='socket_wrapper.c',
  92                           cflags='-DNDEBUG',
  93                           deps='dl',
  94                           install=False,
  95                           realname='libsocket-wrapper.so')