third_party/pam_wrapper/wscript

   1 #!/usr/bin/env python
   2
   3 import os
   4
   5 VERSION="1.1.7"
   6
   7 def find_library(library_names, lookup_paths):
   8     for directory in lookup_paths:
   9         for filename in library_names:
  10             so_path = os.path.join(directory, filename)
  11             if os.path.exists(so_path):
  12                 return so_path
  13     return ''
  14
  15 def configure(conf):
  16     if conf.CHECK_PAM_WRAPPER():
  17         conf.DEFINE('USING_SYSTEM_PAM_WRAPPER', 1)
  18         libpam_wrapper_so_path = 'libpam_wrapper.so'
  19
  20         pam_set_items_so_path = find_library(['pam_set_items.so'],
  21                                              ['/usr/lib64/pam_wrapper', '/usr/lib/pam_wrapper'])
  22         pam_matrix_so_path = find_library(['pam_matrix.so'],
  23                                           ['/usr/lib64/pam_wrapper', '/usr/lib/pam_wrapper'])
  24     else:
  25         conf.CHECK_HEADERS('gnu/lib-names.h')
  26
  27         if conf.CONFIG_SET("HAVE___THREAD"):
  28             conf.DEFINE("HAVE_GCC_THREAD_LOCAL_STORAGE", 1)
  29
  30         # check HAVE_FUNCTION_ATTRIBUTE_FORMAT
  31         conf.CHECK_CODE('''
  32             void log_fn(const char *format, ...) __attribute__ ((format (printf, 1, 2)));
  33
  34             int main(void) {
  35                 return 0;
  36             }
  37             ''',
  38             'HAVE_FUNCTION_ATTRIBUTE_FORMAT',
  39             addmain=False,
  40             strict=True,
  41             msg='Checking for printf format validation support')
  42
  43         conf.CHECK_HEADERS('security/pam_appl.h')
  44         conf.CHECK_HEADERS('security/pam_modules.h')
  45         conf.CHECK_HEADERS('security/pam_ext.h')
  46
  47         conf.CHECK_FUNCS_IN('pam_vsyslog',
  48                             'pam',
  49                             checklibc=False,
  50                             headers='security/pam_ext.h')
  51
  52         conf.CHECK_FUNCS_IN('pam_syslog',
  53                             'pam',
  54                             checklibc=False,
  55                             headers='security/pam_ext.h')
  56
  57         conf.CHECK_FUNCS_IN('pam_start_confdir',
  58                             'pam',
  59                             checklibc=False,
  60                             headers='security/pam_appl.h')
  61
  62         conf.CHECK_C_PROTOTYPE('pam_vprompt',
  63                                'int pam_vprompt(const pam_handle_t *_pamh, int _style, char **_resp, const char *_fmt, va_list _ap)',
  64                                define='HAVE_PAM_VPROMPT_CONST', headers='stdio.h sys/types.h security/pam_appl.h security/pam_modules.h')
  65
  66         conf.CHECK_C_PROTOTYPE('pam_prompt',
  67                                'int pam_prompt(const pam_handle_t *_pamh, int _style, char **_resp, const char *_fmt, ...)',
  68                                define='HAVE_PAM_PROMPT_CONST', headers='stdio.h sys/types.h security/pam_appl.h security/pam_modules.h')
  69
  70         conf.CHECK_C_PROTOTYPE(
  71             'pam_strerror',
  72             'const char *pam_strerror(const pam_handle_t *pamh, int errnum)',
  73             define='HAVE_PAM_STRERROR_CONST',
  74             headers='''stdio.h sys/types.h security/pam_appl.h
  75                        security/pam_modules.h''')
  76
  77         # Find the absolute path to libpam.so.0
  78         libpam_path = find_library(['libpam.so.0', 'libpam.so'], conf.env.STANDARD_LIBPATH)
  79         conf.DEFINE('PAM_LIBRARY', ('"%s"' % libpam_path ))
  80
  81         # Create full path to pam_wrapper
  82         blddir = os.path.realpath(conf.bldnode.abspath())
  83         libpam_wrapper_so_path = blddir + '/default/third_party/pam_wrapper/libpam-wrapper.so'
  84         pam_set_items_so_path = blddir + '/default/third_party/pam_wrapper/libpam-set-items.so'
  85         pam_matrix_so_path = blddir + '/default/third_party/pam_wrapper/libpam-matrix.so'
  86
  87     conf.DEFINE('LIBPAM_WRAPPER_SO_PATH', libpam_wrapper_so_path)
  88     conf.DEFINE('PAM_SET_ITEMS_SO_PATH', pam_set_items_so_path)
  89     conf.DEFINE('PAM_MATRIX_SO_PATH', pam_matrix_so_path)
  90     conf.DEFINE('PAM_WRAPPER', 1)
  91
  92 def build(bld):
  93     if not bld.CONFIG_SET("USING_SYSTEM_PAM_WRAPPER"):
  94         # We need to do it this way or the library wont work.
  95         # We need force_unversioned=True as symbol versioning
  96         # breaks preloading!
  97         bld.SAMBA_LIBRARY('pam_wrapper',
  98                           source='pam_wrapper.c',
  99                           deps='dl pthread',
 100                           install=False,
 101                           force_unversioned=True,
 102                           realname='libpam-wrapper.so')
 103
 104         bld.SAMBA_SUBSYSTEM('libpamtest',
 105                             source='libpamtest.c',
 106                             deps='dl pam')
 107
 108         bld.SAMBA_LIBRARY('pam_set_items',
 109                           source='modules/pam_set_items.c',
 110                           deps='pam',
 111                           install=False,
 112                           force_unversioned=True,
 113                           realname='pam_set_items.so')
 114         bld.SAMBA_LIBRARY('pam_matrix',
 115                           source='modules/pam_matrix.c',
 116                           deps='pam',
 117                           install=False,
 118                           force_unversioned=True,
 119                           realname='pam_matrix.so')
 120
 121         pypamtest_cflags = ''
 122         if bld.CONFIG_SET('HAVE_WNO_ERROR_DECLARATION_AFTER_STATEMENT'):
 123             pypamtest_cflags = '-Wno-error=declaration-after-statement'
 124
 125         # Can be used to write pam tests in python
 126         bld.SAMBA_PYTHON('pypamtest',
 127                          source='python/pypamtest.c',
 128                          cflags_end=pypamtest_cflags,
 129                          deps='libpamtest',
 130                          install=False)