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#!/usr/bin/env python
import Options
if Options.options.disable_fault_handling:
conf.DEFINE('HAVE_DISABLE_FAULT_HANDLING',1)
# backtrace could be in libexecinfo or in libc
conf.CHECK_FUNCS_IN('backtrace backtrace_symbols', 'execinfo', checklibc=True, headers='execinfo.h')
conf.CHECK_FUNCS('sigprocmask sigblock sigaction')
xattr_headers='sys/attributes.h attr/xattr.h sys/xattr.h'
conf.CHECK_FUNCS_IN('flistxattr', 'attr', checklibc=True, headers=xattr_headers)
conf.CHECK_CODE('getxattr(NULL, NULL, NULL, 0, 0, 0)',
headers=xattr_headers, local_include=False,
define='XATTR_ADDITIONAL_OPTIONS',
msg='Checking for darwin xattr api')
if conf.CONFIG_SET('HAVE_FLISTXATTR'):
conf.DEFINE('HAVE_XATTR_SUPPORT', 1)
conf.CHECK_STRUCTURE_MEMBER('struct statvfs', 'f_frsize', define='HAVE_FRSIZE', headers='sys/statvfs.h')
# all the different ways of doing statfs
statfs_types = [
( 'STAT_STATVFS64',
'Linux statvfs64',
'struct statvfs64 fsd; exit(statvfs64 (".", &fsd))',
'sys/statvfs.h' ),
( 'STAT_STATVFS',
'statvfs (SVR4)',
'struct statvfs fsd; exit(statvfs(0, &fsd))',
'sys/statvfs.h' ),
( 'STAT_STATFS3_OSF1',
'3-argument statfs function (DEC OSF/1)',
'struct statfs fsd; fsd.f_fsize = 0; exit(statfs(".", &fsd, sizeof(struct statfs)))'
'sys/param.h sys/mount.h' ),
( 'STAT_STATFS2_BSIZE',
'two-argument statfs with statfs.bsize',
'struct statfs fsd; fsd.f_bsize = 0; exit(statfs(".", &fsd))',
'sys/param.h sys/mount.h sys/vfs.h' ),
( 'STAT_STATFS4',
'four-argument statfs (AIX-3.2.5, SVR3)',
'struct statfs fsd; exit(statfs(".", &fsd, sizeof fsd, 0))',
'sys/statfs.h' ),
( 'STAT_STATFS2_FSIZE',
'two-argument statfs with statfs.fsize',
'struct statfs fsd; fsd.f_fsize = 0; exit(statfs(".", &fsd))'
'sys/param.h sys/mount.h' ),
( 'STAT_STATFS2_FS_DATA',
'two-argument statfs with struct fs_data (Ultrix)',
'struct fs_data fsd; exit(statfs(".", &fsd) != 1)',
'sys/param.h sys/mount.h sys/fs_types.h' )
]
found_statfs=False
for (define, msg, code, headers) in statfs_types:
if conf.CHECK_CODE(code,
define=define,
headers=headers,
msg='Checking for %s' % msg,
local_include=False):
found_statfs=True
break
if not found_statfs:
print("FATAL: Failed to find a statfs method")
raise
conf.CHECK_CODE('struct statvfs buf; buf.f_fsid = 0',
define='HAVE_FSID_INT',
msg='Checking if f_fsid is an integer',
execute=False,
local_include=False,
headers='sys/statvfs.h')
# fsusage.c assumes that statvfs has an f_frsize entry. Some weird
# systems use f_bsize.
conf.CHECK_CODE('struct statvfs buf; buf.f_frsize = 0',
define='HAVE_FRSIZE',
msg='Checking that statvfs.f_frsize works',
headers='sys/statvfs.h',
execute=False,
local_include=False)
# Some systems use f_flag in struct statvfs while others use f_flags
conf.CHECK_CODE('struct statvfs buf; buf.f_flag = 0',
define='HAVE_STATVFS_F_FLAG',
msg='Checking whether statvfs.f_flag exists',
headers='sys/statvfs.h',
local_include=False,
execute=False)
conf.CHECK_CODE('struct statvfs buf; buf.f_flags = 0',
define='HAVE_STATVFS_F_FLAGS',
msg='Checking whether statvfs.f_flags exists',
headers='sys/statvfs.h',
local_include=False,
execute=False)
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