lib/util/wscript_configure

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