lib/util/wscript_configure

   1 #!/usr/bin/env python
   2 import Options
   3
   4 if Options.options.disable_fault_handling:
   5     conf.DEFINE('HAVE_DISABLE_FAULT_HANDLING',1)
   6
   7 # backtrace could be in libexecinfo or in libc
   8 conf.CHECK_FUNCS_IN('backtrace backtrace_symbols', 'execinfo', checklibc=True, headers='execinfo.h')
   9
  10 conf.CHECK_STRUCTURE_MEMBER('struct statvfs', 'f_frsize', define='HAVE_FRSIZE', headers='sys/statvfs.h')
  11
  12 # all the different ways of doing statfs
  13 statfs_types = [
  14     ( 'STAT_STATVFS',
  15       'statvfs (SVR4)',
  16       'struct statvfs fsd; exit(statvfs(0, &fsd))',
  17       'sys/statvfs.h' ),
  18
  19     ( 'STAT_STATFS3_OSF1',
  20       '3-argument statfs function (DEC OSF/1)',
  21       'struct statfs fsd; fsd.f_fsize = 0; exit(statfs(".", &fsd, sizeof(struct statfs)))',
  22       'sys/param.h sys/mount.h' ),
  23
  24     ( 'STAT_STATFS2_BSIZE',
  25       'two-argument statfs with statfs.bsize',
  26       'struct statfs fsd; fsd.f_bsize = 0; exit(statfs(".", &fsd))',
  27       'sys/param.h sys/mount.h  sys/vfs.h' ),
  28
  29     ( 'STAT_STATFS4',
  30       'four-argument statfs  (AIX-3.2.5, SVR3)',
  31       'struct statfs fsd; exit(statfs(".", &fsd, sizeof fsd, 0))',
  32       'sys/statfs.h' ),
  33
  34     ( 'STAT_STATFS2_FSIZE',
  35       'two-argument statfs with statfs.fsize',
  36       'struct statfs fsd; fsd.f_fsize = 0; exit(statfs(".", &fsd))',
  37       'sys/param.h sys/mount.h' ),
  38
  39     ( 'STAT_STATFS2_FS_DATA',
  40       'two-argument statfs with struct fs_data (Ultrix)',
  41       'struct fs_data fsd; exit(statfs(".", &fsd) != 1)',
  42       'sys/param.h sys/mount.h sys/fs_types.h' )
  43 ]
  44
  45 found_statfs=False
  46 for (define, msg, code, headers) in statfs_types:
  47     if conf.CHECK_CODE(code,
  48                        define=define,
  49                        headers=headers,
  50                        msg='Checking for %s' % msg,
  51                        local_include=False):
  52         found_statfs=True
  53         break
  54
  55 if not found_statfs:
  56     print("FATAL: Failed to find a statfs method")
  57     raise
  58
  59 conf.CHECK_CODE("""struct statfs fsd;
  60                 fsd.f_bsize = 0;
  61                 fsd.f_iosize = 0;
  62                 return (statfs (".", &fsd));
  63                 """,
  64                 headers='sys/param.h sys/mount.h sys/vfs.h',
  65                 define='BSD_STYLE_STATVFS',
  66                 msg='Checking for *bsd style statfs with statfs.f_iosize',
  67                 execute=True,
  68                 local_include=False)
  69
  70 conf.CHECK_CODE('struct statvfs buf; buf.f_fsid = 0',
  71                 define='HAVE_FSID_INT',
  72                 msg='Checking if f_fsid is an integer',
  73                 execute=False,
  74                 local_include=False,
  75                 headers='sys/statvfs.h')
  76
  77 # fsusage.c assumes that statvfs has an f_frsize entry. Some weird
  78 # systems use f_bsize.
  79 conf.CHECK_CODE('struct statvfs buf; buf.f_frsize = 0',
  80                 define='HAVE_FRSIZE',
  81                 msg='Checking that statvfs.f_frsize works',
  82                 headers='sys/statvfs.h',
  83                 execute=False,
  84                 local_include=False)
  85
  86 # Some systems use f_flag in struct statvfs while others use f_flags
  87 conf.CHECK_CODE('struct statvfs buf; buf.f_flag = 0',
  88                 define='HAVE_STATVFS_F_FLAG',
  89                 msg='Checking whether statvfs.f_flag exists',
  90                 headers='sys/statvfs.h',
  91                 local_include=False,
  92                 execute=False)
  93
  94 conf.CHECK_CODE('struct statvfs buf; buf.f_flags = 0',
  95                 define='HAVE_STATVFS_F_FLAGS',
  96                 msg='Checking whether statvfs.f_flags exists',
  97                 headers='sys/statvfs.h',
  98                 local_include=False,
  99                 execute=False)
 100
 101 #
 102 # systemd removed the libsystemd-daemon and libsystemd-journal libraries. In newer
 103 # versions it is only libsystemd. As waf pkg-config handling does not provide
 104 # targets which could be used as a dependency based on the package name we need
 105 # to look for them on our own. This enabled one of the library targets based on
 106 # which version we detect.
 107 #
 108 conf.SET_TARGET_TYPE('systemd-daemon', 'EMPTY')
 109 conf.SET_TARGET_TYPE('systemd-journal', 'EMPTY')
 110 conf.SET_TARGET_TYPE('systemd', 'EMPTY')
 111
 112 if Options.options.enable_systemd != False:
 113     r_daemon = conf.CHECK_CFG(package='libsystemd-daemon', args='--cflags --libs',
 114                    msg='Checking for libsystemd-daemon')
 115     r_journal = conf.CHECK_CFG(package='libsystemd-journal', args='--cflags --libs',
 116                    msg='Checking for libsystemd-journal')
 117     if r_daemon is None and r_journal is None:
 118         conf.CHECK_CFG(package='libsystemd', args='--cflags --libs',
 119                    msg='Checking for libsystemd')
 120         conf.CHECK_LIB('systemd', shlib=True)
 121     else:
 122         conf.CHECK_LIB('systemd-daemon', shlib=True)
 123         conf.CHECK_LIB('systemd-journal', shlib=True)
 124
 125 if Options.options.enable_lttng != False:
 126     conf.CHECK_CFG(package='lttng-ust', args='--cflags --libs',
 127                    msg='Checking for lttng-ust', uselib_store="LTTNG-UST")
 128     conf.CHECK_HEADERS('lttng/tracef.h', lib='lttng-st')
 129     conf.CHECK_LIB('lttng-ust', shlib=True)
 130
 131 if (conf.CONFIG_SET('HAVE_LTTNG_TRACEF_H') and
 132     conf.CONFIG_SET('HAVE_LTTNG_UST')):
 133     conf.DEFINE('HAVE_LTTNG_TRACEF', '1')
 134     conf.env['HAVE_LTTNG_TRACEF'] = True
 135 else:
 136     conf.SET_TARGET_TYPE('lttng-ust', 'EMPTY')
 137     conf.undefine('HAVE_LTTNG_TRACEF')
 138
 139 conf.env['CPPPATH_GPFS'] = Options.options.gpfs_headers_dir
 140 if conf.CHECK_HEADERS('gpfs.h', False, False, "gpfs"):
 141     conf.DEFINE('HAVE_GPFS', '1')