config/largefile.m4

   1 # This macro wraps AC_SYS_LARGEFILE with one exception for Solaris.
   2 # PR 9992/binutils: We have to replicate everywhere the behaviour of
   3 # bfd's configure script so that all the directories agree on the size
   4 # of structures used to describe files.
   5
   6 AC_DEFUN([ACX_LARGEFILE],[dnl
   7
   8 # The tests for host and target for $enable_largefile require
   9 # canonical names.
  10 AC_REQUIRE([AC_CANONICAL_HOST])
  11 AC_REQUIRE([AC_CANONICAL_TARGET])
  12
  13 # As the $enable_largefile decision depends on --enable-plugins we must set it
  14 # even in directories otherwise not depending on the $plugins option.
  15
  16 AC_PLUGINS
  17
  18 case "${host}" in
  19 changequote(,)dnl
  20   sparc-*-solaris*|i[3-7]86-*-solaris*)
  21 changequote([,])dnl
  22     # On native 32bit sparc and ia32 solaris, large-file and procfs support
  23     # are mutually exclusive; and without procfs support, the bfd/ elf module
  24     # cannot provide certain routines such as elfcore_write_prpsinfo
  25     # or elfcore_write_prstatus.  So unless the user explicitly requested
  26     # large-file support through the --enable-largefile switch, disable
  27     # large-file support in favor of procfs support.
  28     test "${target}" = "${host}" -a "x$plugins" = xno \
  29       && : ${enable_largefile="no"}
  30     ;;
  31 esac
  32
  33 AC_SYS_LARGEFILE
  34 ])