* largefile.m4: New file.

config/ChangeLog

@@ -1,3 +1,9 @@
+2009-11-06  Jan Kratochvil  <jan.kratochvil@redhat.com>
+	    Joel Brobecker  <brobecker@adacore.com>
+	    Paolo Bonzini  <bonzini@gnu.org>
+
+	* largefile.m4: New file.
+
 2009-09-09  Paolo Bonzini  <bonzini@gnu.org>
 
 	* stdint.m4 (GCC_HEADER_STDINT): Revert changes to this macro in

config/largefile.m4

@@ -0,0 +1,23 @@
+# This macro wraps AC_SYS_LARGEFILE with one exception for Solaris.
+# PR 9992/binutils: We have to replicate everywhere the behaviour of
+# bfd's configure script so that all the directories agree on the size
+# of structures used to describe files.
+
+AC_DEFUN([ACX_LARGEFILE],[dnl
+case "${host}" in
+changequote(,)dnl
+  sparc-*-solaris*|i[3-7]86-*-solaris*)
+changequote([,])dnl
+    # On native 32bit sparc and ia32 solaris, large-file and procfs support
+    # are mutually exclusive; and without procfs support, the bfd/ elf module
+    # cannot provide certain routines such as elfcore_write_prpsinfo
+    # or elfcore_write_prstatus.  So unless the user explicitly requested
+    # large-file support through the --enable-largefile switch, disable
+    # large-file support in favor of procfs support.
+    test "${target}" = "${host}" -a "x$plugins" = xno \
+      && : ${enable_largefile="no"}
+    ;;
+esac
+
+AC_SYS_LARGEFILE
+])