Mercurial > hg > CbC > CbC_gcc
comparison config/largefile.m4 @ 55:77e2b8dfacca gcc-4.4.5
update it from 4.4.3 to 4.5.0
| author | ryoma <e075725@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Fri, 12 Feb 2010 23:39:51 +0900 |
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| 52:c156f1bd5cd9 | 55:77e2b8dfacca |
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| 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 ]) |