lib/uid_wrapper/wscript

   1 #!/usr/bin/env python
   2
   3 import os
   4
   5 VERSION="1.0.1"
   6
   7 def configure(conf):
   8     if conf.CHECK_BUNDLED_SYSTEM('uid_wrapper', minversion=VERSION, set_target=False):
   9         conf.DEFINE('USING_SYSTEM_UID_WRAPPER', 1)
  10         libuid_wrapper_so_path = 'libuid_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         # Prototype checks
  53         conf.CHECK_C_PROTOTYPE('setgroups',
  54                         'int setgroups(int ngroups, const gid_t *grouplist)',
  55                         define='HAVE_SETGROUPS_INT', headers='unistd.h sys/types.h')
  56         conf.CHECK_C_PROTOTYPE('syscall',
  57                         'int syscall(int number, ...)',
  58                         define='HAVE_SYSCALL_INT', headers='unistd.h sys/syscall.h')
  59
  60         # Create full path to uid_wrapper
  61         srcdir = os.path.realpath(conf.srcdir)
  62         libuid_wrapper_so_path = srcdir + '/bin/default/lib/uid_wrapper/libuid-wrapper.so'
  63
  64     conf.DEFINE('LIBUID_WRAPPER_SO_PATH', libuid_wrapper_so_path)
  65     conf.DEFINE('UID_WRAPPER', 1)
  66
  67 def build(bld):
  68     if not bld.CONFIG_SET("USING_SYSTEM_UID_WRAPPER"):
  69         # We need to do it this way or the library wont work.
  70         # Using private_library=True will add symbol version which
  71         # breaks preloading!
  72         bld.SAMBA_LIBRARY('uid_wrapper',
  73                           source='uid_wrapper.c',
  74                           cflags='-DNDEBUG',
  75                           deps='dl',
  76                           install=False,
  77                           realname='libuid-wrapper.so')
  78