lib/socket_wrapper/wscript

   1 #!/usr/bin/env python
   2
   3 import os
   4
   5 VERSION="1.1.7"
   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         # check HAVE_FUNCTION_ATTRIBUTE_FORMAT
  42         conf.CHECK_CODE('''
  43             void log_fn(const char *format, ...) __attribute__ ((format (printf, 1, 2)));
  44
  45             int main(void) {
  46                 return 0;
  47             }
  48             ''',
  49             'HAVE_FUNCTION_ATTRIBUTE_FORMAT',
  50             addmain=False,
  51             msg='Checking for printf format validation support')
  52
  53         conf.CHECK_HEADERS('sys/signalfd.h')
  54         conf.CHECK_HEADERS('sys/eventfd.h')
  55         conf.CHECK_HEADERS('sys/timerfd.h')
  56         conf.CHECK_HEADERS('gnu/lib-names.h')
  57         conf.CHECK_HEADERS('rpc/rpc.h')
  58
  59         conf.CHECK_STRUCTURE_MEMBER('struct msghdr',
  60                                     'msg_control',
  61                                     headers='sys/types.h sys/socket.h',
  62                                     define='HAVE_STRUCT_MSGHDR_MSG_CONTROL')
  63
  64         conf.CHECK_STRUCTURE_MEMBER('struct in_pktinfo',
  65                                     'ipi_addr',
  66                                     headers='sys/types.h sys/socket.h netinet/in.h',
  67                                     define='HAVE_STRUCT_IN_PKTINFO')
  68
  69         conf.CHECK_STRUCTURE_MEMBER('struct in6_pktinfo',
  70                                     'ipi6_addr',
  71                                     headers='sys/types.h sys/socket.h netinet/in.h',
  72                                     define='HAVE_STRUCT_IN6_PKTINFO')
  73
  74         conf.CHECK_FUNCS('getaddrinfo')
  75         conf.CHECK_FUNCS('signalfd eventfd timerfd_create')
  76         conf.CHECK_FUNCS('bindresvport')
  77         conf.CHECK_FUNCS('pledge')
  78         conf.CHECK_FUNCS('accept4')
  79
  80         conf.CHECK_FUNCS_IN('bind',
  81                             'socket',
  82                             checklibc=True,
  83                             headers='sys/types.h sys/socket.h')
  84
  85         conf.CHECK_C_PROTOTYPE('accept',
  86                                'int accept(int s, struct sockaddr *addr, Psocklen_t addrlen)',
  87                                define='HAVE_ACCEPT_PSOCKLEN_T', headers='sys/types.h sys/socket.h')
  88
  89         conf.CHECK_C_PROTOTYPE('ioctl',
  90                                'int ioctl(int s, int r, ...)',
  91                                define='HAVE_IOCTL_INT', headers='unistd.h sys/ioctl.h')
  92
  93         if conf.CONFIG_SET("HAVE_EVENTFD"):
  94             conf.CHECK_C_PROTOTYPE('eventfd',
  95                                    'int eventfd(unsigned int count, int flags)',
  96                                    define='HAVE_EVENTFD_UNSIGNED_INT', headers='sys/eventfd.h')
  97
  98         # Create full path to socket_wrapper
  99         blddir = os.path.realpath(conf.blddir)
 100         libsocket_wrapper_so_path = blddir + '/default/lib/socket_wrapper/libsocket-wrapper.so'
 101
 102     conf.DEFINE('LIBSOCKET_WRAPPER_SO_PATH', libsocket_wrapper_so_path)
 103     conf.DEFINE('SOCKET_WRAPPER', 1)
 104
 105 def build(bld):
 106     if not bld.CONFIG_SET("USING_SYSTEM_SOCKET_WRAPPER"):
 107         # We need to do it this way or the library wont work.
 108         # Using private_library=True will add symbol version which
 109         # breaks preloading!
 110         bld.SAMBA_LIBRARY('socket_wrapper',
 111                           source='socket_wrapper.c',
 112                           deps='dl',
 113                           install=False,
 114                           realname='libsocket-wrapper.so')