#!/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') 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_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 if conf.CONFIG_SET('STAT_STATFS2_BSIZE'): conf.CHECK_CODE("""#ifdef HAVE_SYS_PARAM_H #include <sys/param.h> #endif #ifdef HAVE_SYS_MOUNT_H #include <sys/mount.h> #endif struct statfs fsd; fsd.f_iosize = 0;""", define='BSD_STYLE_STATVFS', msg='Checking for *bsd style statfs with statfs.f_iosize', execute=False, local_include=False) 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)