lib/nss_wrapper/wscript

   1 #!/usr/bin/env python
   2
   3 import os
   4
   5 VERSION="1.1.3"
   6
   7 def configure(conf):
   8     if conf.CHECK_BUNDLED_SYSTEM('nss_wrapper', minversion=VERSION, set_target=False):
   9         conf.DEFINE('USING_SYSTEM_NSS_WRAPPER', 1)
  10         libnss_wrapper_so_path = 'libnss_wrapper.so'
  11     else:
  12         conf.CHECK_HEADERS('nss.h')
  13
  14         # check HAVE_GCC_THREAD_LOCAL_STORAGE
  15         conf.CHECK_CODE('''
  16             __thread int tls;
  17
  18             int main(void) {
  19                 return 0;
  20             }
  21             ''',
  22             'HAVE_GCC_THREAD_LOCAL_STORAGE',
  23             addmain=False,
  24             msg='Checking for thread local storage')
  25
  26         # check HAVE_DESTRUCTOR_ATTRIBUTE
  27         conf.CHECK_CODE('''
  28             void test_destructor_attribute(void) __attribute__ ((destructor));
  29
  30             void test_destructor_attribute(void)
  31             {
  32                 return;
  33             }
  34
  35             int main(void) {
  36                 return 0;
  37             }
  38             ''',
  39             'HAVE_DESTRUCTOR_ATTRIBUTE',
  40             addmain=False,
  41             msg='Checking for library destructor support')
  42
  43         # check HAVE_ATTRIBUTE_PRINTF_FORMAT
  44         conf.CHECK_CODE('''
  45             void log_fn(const char *format, ...) __attribute__ ((format (printf, 1, 2)));
  46
  47             int main(void) {
  48                 return 0;
  49             }
  50             ''',
  51             'HAVE_ATTRIBUTE_PRINTF_FORMAT',
  52             addmain=False,
  53             msg='Checking for printf format validation support')
  54
  55         conf.CHECK_FUNCS('gethostbyaddr_r gethostbyname_r')
  56         # Solaris
  57         conf.CHECK_FUNCS('__posix_getpwnam_r __posix_getpwuid_r')
  58         conf.CHECK_FUNCS('__posix_getgrgid_r __posix_getgrnam_r')
  59
  60         conf.CHECK_FUNCS_IN('nsl',
  61                             'gethostname',
  62                             checklibc=True,
  63                             headers='unistd.h')
  64
  65         # Prototype checks
  66         conf.CHECK_C_PROTOTYPE('getpwent_r',
  67                                'struct passwd *getpwent_r(struct passwd *src, char *buf, int buflen)',
  68                                define='HAVE_SOLARIS_GETPWENT_R', headers='unistd.h pwd.h')
  69         conf.CHECK_C_PROTOTYPE('getpwnam_r',
  70                                'int getpwnam_r(const char *name, struct passwd *pwd, char *buf, int buflen, struct passwd **ppwd)',
  71                                define='HAVE_SOLARIS_GETPWNAM_R', headers='unistd.h pwd.h')
  72         conf.CHECK_C_PROTOTYPE('getpwuid_r',
  73                                'int getpwuid_r(uid_t uid, struct passwd *pwd, char *buf, int buflen, struct passwd **ppwd)',
  74                                define='HAVE_SOLARIS_GETPWUID_R', headers='unistd.h pwd.h')
  75         conf.CHECK_C_PROTOTYPE('getgrent_r',
  76                                'struct group *getgrent_r(struct group *src, char *buf, int buflen)',
  77                                define='HAVE_SOLARIS_GETGRENT_R', headers='unistd.h grp.h')
  78         conf.CHECK_C_PROTOTYPE('getgrnam_r',
  79                                'int getgrnam_r(const char *name, struct group *grp, char *buf, int buflen, struct group **pgrp)',
  80                                define='HAVE_SOLARIS_GETGRNAM_R', headers='unistd.h grp.h')
  81         conf.CHECK_C_PROTOTYPE('getgrgid_r',
  82                                'int getgrgid_r(gid_t gid, struct group *grp, char *buf, int buflen, struct group **pgrp)',
  83                                define='HAVE_SOLARIS_GETGRGID_R', headers='unistd.h grp.h')
  84         conf.CHECK_C_PROTOTYPE('sethostent',
  85                                'int sethostent(int stayopen)',
  86                                define='HAVE_SOLARIS_SETHOSTENT', headers='unistd.h netdb.h')
  87         conf.CHECK_C_PROTOTYPE('endhostent',
  88                                'int endhostent(void)',
  89                                define='HAVE_SOLARIS_ENDHOSTENT', headers='unistd.h netdb.h')
  90         conf.CHECK_C_PROTOTYPE('gethostname',
  91                                'int gethostname(char *name, int len)',
  92                                define='HAVE_SOLARIS_GETHOSTNAME', headers='unistd.h netdb.h')
  93         conf.CHECK_C_PROTOTYPE('setgrent',
  94                                'int setgrent(void)',
  95                                define='HAVE_BSD_SETGRENT', headers='unistd.h grp.h')
  96         conf.CHECK_C_PROTOTYPE('getnameinfo',
  97                                'int getnameinfo (const struct sockaddr *sa, socklen_t salen, char *host, socklen_t __hostlen, char *serv, socklen_t servlen, int flags)',
  98                                define='HAVE_LINUX_GETNAMEINFO', headers='unistd.h netdb.h')
  99         conf.CHECK_C_PROTOTYPE('getnameinfo',
 100                                'int getnameinfo (const struct sockaddr *sa, socklen_t salen, char *host, socklen_t __hostlen, char *serv, socklen_t servlen, unsigned int flags)',
 101                                define='HAVE_LINUX_GETNAMEINFO_UNSIGNED', headers='unistd.h netdb.h')
 102
 103         # Create full path to nss_wrapper
 104         blddir = os.path.realpath(conf.blddir)
 105         libnss_wrapper_so_path = blddir + '/default/lib/nss_wrapper/libnss-wrapper.so'
 106
 107     conf.DEFINE('LIBNSS_WRAPPER_SO_PATH', libnss_wrapper_so_path)
 108     conf.DEFINE('NSS_WRAPPER', 1)
 109
 110 def build(bld):
 111     if bld.CONFIG_SET("HAVE_NSS_H") and not bld.CONFIG_SET("USING_SYSTEM_NSS_WRAPPER"):
 112         # We need to do it this way or the library wont work.
 113         # Using private_library=True will add symbol version which
 114         # breaks preloading!
 115         bld.SAMBA_LIBRARY('nss_wrapper',
 116                           source='nss_wrapper.c',
 117                           deps='dl',
 118                           install=False,
 119                           realname='libnss-wrapper.so')