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a80614fe30
This prevents --private-libraries=ALL from creating unuseable wrapper libraries, as they can't work with symbol versioning. BUG: https://bugzilla.samba.org/show_bug.cgi?id=15545 Signed-off-by: Stefan Metzmacher <metze@samba.org> Reviewed-by: Björn Jacke <bjacke@samba.org> Reviewed-by: Ralph Boehme <slow@samba.org>
120 lines
4.7 KiB
Python
120 lines
4.7 KiB
Python
#!/usr/bin/env python
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import os
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VERSION="1.1.4"
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def find_library(library_names, lookup_paths):
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for directory in lookup_paths:
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for filename in library_names:
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so_path = os.path.join(directory, filename)
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if os.path.exists(so_path):
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return so_path
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return ''
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def configure(conf):
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if conf.CHECK_PAM_WRAPPER():
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conf.DEFINE('USING_SYSTEM_PAM_WRAPPER', 1)
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libpam_wrapper_so_path = 'libpam_wrapper.so'
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pam_set_items_so_path = find_library(['pam_set_items.so'],
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['/usr/lib64/pam_wrapper', '/usr/lib/pam_wrapper'])
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else:
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if conf.CONFIG_SET("HAVE___THREAD"):
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conf.DEFINE("HAVE_GCC_THREAD_LOCAL_STORAGE", 1)
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# check HAVE_FUNCTION_ATTRIBUTE_FORMAT
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conf.CHECK_CODE('''
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void log_fn(const char *format, ...) __attribute__ ((format (printf, 1, 2)));
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int main(void) {
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return 0;
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}
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''',
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'HAVE_FUNCTION_ATTRIBUTE_FORMAT',
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addmain=False,
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strict=True,
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msg='Checking for printf format validation support')
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conf.CHECK_HEADERS('security/pam_appl.h')
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conf.CHECK_HEADERS('security/pam_modules.h')
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conf.CHECK_HEADERS('security/pam_ext.h')
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conf.CHECK_FUNCS_IN('pam_vsyslog',
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'pam',
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checklibc=False,
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headers='security/pam_ext.h')
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conf.CHECK_FUNCS_IN('pam_syslog',
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'pam',
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checklibc=False,
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headers='security/pam_ext.h')
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conf.CHECK_FUNCS_IN('pam_start_confdir',
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'pam',
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checklibc=False,
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headers='security/pam_appl.h')
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conf.CHECK_C_PROTOTYPE('pam_vprompt',
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'int pam_vprompt(const pam_handle_t *_pamh, int _style, char **_resp, const char *_fmt, va_list _ap)',
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define='HAVE_PAM_VPROMPT_CONST', headers='stdio.h sys/types.h security/pam_appl.h security/pam_modules.h')
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conf.CHECK_C_PROTOTYPE('pam_prompt',
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'int pam_prompt(const pam_handle_t *_pamh, int _style, char **_resp, const char *_fmt, ...)',
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define='HAVE_PAM_PROMPT_CONST', headers='stdio.h sys/types.h security/pam_appl.h security/pam_modules.h')
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conf.CHECK_C_PROTOTYPE(
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'pam_strerror',
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'const char *pam_strerror(const pam_handle_t *pamh, int errnum)',
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define='HAVE_PAM_STRERROR_CONST',
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headers='''stdio.h sys/types.h security/pam_appl.h
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security/pam_modules.h''')
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# Find the absolute path to libpam.so.0
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libpam_path = find_library(['libpam.so.0', 'libpam.so'], conf.env.STANDARD_LIBPATH)
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conf.DEFINE('PAM_LIBRARY', ('"%s"' % libpam_path ))
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# Create full path to pam_wrapper
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blddir = os.path.realpath(conf.bldnode.abspath())
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libpam_wrapper_so_path = blddir + '/default/third_party/pam_wrapper/libpam-wrapper.so'
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pam_set_items_so_path = blddir + '/default/third_party/pam_wrapper/libpam-set-items.so'
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conf.DEFINE('LIBPAM_WRAPPER_SO_PATH', libpam_wrapper_so_path)
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conf.DEFINE('PAM_SET_ITEMS_SO_PATH', pam_set_items_so_path)
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conf.DEFINE('PAM_WRAPPER', 1)
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def build(bld):
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if not bld.CONFIG_SET("USING_SYSTEM_PAM_WRAPPER"):
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# We need to do it this way or the library wont work.
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# We need force_unversioned=True as symbol versioning
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# breaks preloading!
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bld.SAMBA_LIBRARY('pam_wrapper',
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source='pam_wrapper.c',
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deps='dl pthread',
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install=False,
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force_unversioned=True,
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realname='libpam-wrapper.so')
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bld.SAMBA_SUBSYSTEM('libpamtest',
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source='libpamtest.c',
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deps='dl pam')
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bld.SAMBA_LIBRARY('pam_set_items',
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source='modules/pam_set_items.c',
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deps='pam',
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install=False,
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force_unversioned=True,
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realname='pam_set_items.so')
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pypamtest_cflags = ''
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if bld.CONFIG_SET('HAVE_WNO_ERROR_DECLARATION_AFTER_STATEMENT'):
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pypamtest_cflags = '-Wno-error=declaration-after-statement'
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# Can be used to write pam tests in python
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bld.SAMBA_PYTHON('pypamtest',
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source='python/pypamtest.c',
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cflags_end=pypamtest_cflags,
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deps='libpamtest',
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install=False)
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