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#!/usr/bin/env python
import os
VERSION="1.0.6"
def find_library(library_names, lookup_paths):
for directory in lookup_paths:
for filename in library_names:
libpam_path = os.path.join(directory, filename)
if os.path.exists(libpam_path):
return libpam_path
return ''
def configure(conf):
if conf.CHECK_PAM_WRAPPER():
conf.DEFINE('USING_SYSTEM_PAM_WRAPPER', 1)
libpam_wrapper_so_path = 'libpam_wrapper.so'
else:
if conf.CONFIG_SET("HAVE___THREAD"):
conf.DEFINE("HAVE_GCC_THREAD_LOCAL_STORAGE", 1)
# check HAVE_FUNCTION_ATTRIBUTE_FORMAT
conf.CHECK_CODE('''
void log_fn(const char *format, ...) __attribute__ ((format (printf, 1, 2)));
int main(void) {
return 0;
}
''',
'HAVE_FUNCTION_ATTRIBUTE_FORMAT',
addmain=False,
strict=True,
msg='Checking for printf format validation support')
conf.CHECK_HEADERS('security/pam_appl.h')
conf.CHECK_HEADERS('security/pam_modules.h')
conf.CHECK_HEADERS('security/pam_ext.h')
conf.CHECK_FUNCS_IN('pam_vsyslog',
'pam',
checklibc=False,
headers='security/pam_ext.h')
conf.CHECK_FUNCS_IN('pam_syslog',
'pam',
checklibc=False,
headers='security/pam_ext.h')
conf.CHECK_C_PROTOTYPE('pam_vprompt',
'int pam_vprompt(const pam_handle_t *_pamh, int _style, char **_resp, const char *_fmt, va_list _ap)',
define='HAVE_PAM_VPROMPT_CONST', headers='stdio.h sys/types.h security/pam_appl.h security/pam_modules.h')
conf.CHECK_C_PROTOTYPE('pam_prompt',
'int pam_prompt(const pam_handle_t *_pamh, int _style, char **_resp, const char *_fmt, ...)',
define='HAVE_PAM_PROMPT_CONST', headers='stdio.h sys/types.h security/pam_appl.h security/pam_modules.h')
conf.CHECK_C_PROTOTYPE(
'pam_strerror',
'const char *pam_strerror(const pam_handle_t *pamh, int errnum)',
define='HAVE_PAM_STRERROR_CONST',
headers='''stdio.h sys/types.h security/pam_appl.h
security/pam_modules.h''')
# Find the absolute path to libpam.so.0
libpam_path = find_library(['libpam.so.0', 'libpam.so'], conf.env.STANDARD_LIBPATH)
conf.DEFINE('PAM_LIBRARY', ('"%s"' % libpam_path ))
# Create full path to pam_wrapper
blddir = os.path.realpath(conf.blddir)
libpam_wrapper_so_path = blddir + '/default/third_party/pam_wrapper/libpam-wrapper.so'
conf.DEFINE('LIBPAM_WRAPPER_SO_PATH', libpam_wrapper_so_path)
conf.DEFINE('PAM_WRAPPER', 1)
def build(bld):
if not bld.CONFIG_SET("USING_SYSTEM_PAM_WRAPPER"):
# We need to do it this way or the library wont work.
# Using private_library=True will add symbol version which
# breaks preloading!
bld.SAMBA_LIBRARY('pam_wrapper',
source='pam_wrapper.c',
deps='dl',
install=False,
realname='libpam-wrapper.so')
bld.SAMBA_SUBSYSTEM('libpamtest',
source='libpamtest.c',
deps='dl pam')
# Can be used to write pam tests in python
for env in bld.gen_python_environments():
bld.SAMBA_PYTHON('pypamtest',
source='python/pypamtest.c',
deps='libpamtest',
install=False)
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