Merge GDB 7.5.1

gdb/gnulib/configure.ac

+dnl Autoconf configure script for GDB, the GNU debugger.
+dnl Copyright (C) 1995-2012 Free Software Foundation, Inc.
+dnl
+dnl This file is part of GDB.
+dnl
+dnl This program is free software; you can redistribute it and/or modify
+dnl it under the terms of the GNU General Public License as published by
+dnl the Free Software Foundation; either version 3 of the License, or
+dnl (at your option) any later version.
+dnl
+dnl This program is distributed in the hope that it will be useful,
+dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
+dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+dnl GNU General Public License for more details.
+dnl
+dnl You should have received a copy of the GNU General Public License
+dnl along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+dnl Process this file with autoconf to produce a configure script.
+
+AC_PREREQ(2.64)dnl
+AC_INIT(import/memmem.c)
+AC_CONFIG_HEADER(config.h:config.in)
+AM_MAINTAINER_MODE
+
+AC_PROG_CC
+AC_USE_SYSTEM_EXTENSIONS
+gl_EARLY
+AM_PROG_CC_STDC
+
+AC_CONFIG_AUX_DIR(../..)
+AC_CANONICAL_SYSTEM
+
+gl_INIT
+
+# We don't use automake, but gnulib does.  This line lets us generate
+# its Makefile.in.
+AM_INIT_AUTOMAKE(libgnu, UNUSED-VERSION, [no-define])
+
+# --------------------- #
+# Checks for programs.  #
+# --------------------- #
+
+AC_PROG_INSTALL
+AC_PROG_LN_S
+AC_PROG_RANLIB
+
+AC_CHECK_TOOL(AR, ar)
+
+# ---------------------- #
+# Checks for libraries.  #
+# ---------------------- #
+
+AC_OUTPUT(Makefile import/Makefile,
+[
+case x$CONFIG_HEADERS in
+xconfig.h:config.in)
+echo > stamp-h ;;
+esac
+])
+
+exit 0