ohair@494: #!/bin/bash
ohair@425: #
ohair@425: # Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
ohair@425: # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
ohair@425: #
ohair@425: # This code is free software; you can redistribute it and/or modify it
ohair@425: # under the terms of the GNU General Public License version 2 only, as
ohair@425: # published by the Free Software Foundation.
ohair@425: #
ohair@425: # This code is distributed in the hope that it will be useful, but WITHOUT
ohair@425: # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ohair@425: # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
ohair@425: # version 2 for more details (a copy is included in the LICENSE file that
ohair@425: # accompanied this code).
ohair@425: #
ohair@425: # You should have received a copy of the GNU General Public License version
ohair@425: # 2 along with this work; if not, write to the Free Software Foundation,
ohair@425: # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
ohair@425: #
ohair@425: # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@425: # or visit www.oracle.com if you need additional information or have any
ohair@425: # questions.
ohair@425: #
ohair@425: 
kevinw@2212: generate_configure_script() {
kevinw@2212:   # First create a header
kevinw@2212:   cat > $1 << EOT
kevinw@2212: #!/bin/bash
kevinw@2212: #
kevinw@2212: # ##########################################################
kevinw@2212: # ### THIS FILE IS AUTOMATICALLY GENERATED. DO NOT EDIT. ###
kevinw@2212: # ##########################################################
kevinw@2212: #
kevinw@2212: EOT
kevinw@2212:   # Then replace "magic" variables in configure.ac and append the output
kevinw@2212:   # from autoconf. $2 is either cat (just a no-op) or a filter.
kevinw@2212:   cat $script_dir/configure.ac | sed -e "s|@DATE_WHEN_GENERATED@|$TIMESTAMP|" | \
kevinw@2212:       eval $2 | ${AUTOCONF} -W all -I$script_dir - >> $1
kevinw@2212:   rm -rf autom4te.cache
kevinw@2212: }
kevinw@2212: 
erikj@458: script_dir=`dirname $0`
erikj@458: 
erikj@458: # Create a timestamp as seconds since epoch
ohair@478: if test "x`uname -s`" = "xSunOS"; then
tbell@571:   TIMESTAMP=`date +%s`
tbell@571:   if test "x$TIMESTAMP" = "x%s"; then
tbell@571:     # date +%s not available on this Solaris, use workaround from nawk(1):
tbell@571:     TIMESTAMP=`nawk 'BEGIN{print srand()}'`
tbell@571:   fi
ohair@478: else
ohair@478:   TIMESTAMP=`date +%s`
ohair@478: fi
erikj@458: 
ohair@494: if test "x$CUSTOM_CONFIG_DIR" = "x"; then
kevinw@2212:   topdir=`cd $script_dir/../..  >/dev/null && pwd`
kevinw@2212:   custom_script_dir="$topdir/jdk/make/closed/autoconf"
ohair@478: else
ohair@478:   custom_script_dir=$CUSTOM_CONFIG_DIR
ohair@478: fi
ohair@478: 
ohair@478: custom_hook=$custom_script_dir/custom-hook.m4
ohair@478: 
tbell@674: AUTOCONF="`which autoconf 2> /dev/null | grep -v '^no autoconf in'`"
andrew@664: 
andrew@664: if test "x${AUTOCONF}" = x; then
kevinw@2212:   echo "You need autoconf installed to be able to regenerate the configure script"
kevinw@2212:   echo "Error: Cannot find autoconf" 1>&2
ohair@494:   exit 1
ohair@494: fi
ohair@494: 
kevinw@2212: autoconf_version=`$AUTOCONF --version | head -1`
kevinw@2212: echo "Using autoconf at ${AUTOCONF} [$autoconf_version]"
kevinw@2212: 
kevinw@2212: echo "Generating generated-configure.sh"
kevinw@2212: generate_configure_script "$script_dir/generated-configure.sh" 'cat'
erikj@458: 
ohair@494: if test -e $custom_hook; then
ohair@478:   # We have custom sources available; also generate configure script
ohair@478:   # with custom hooks compiled in.
kevinw@2212:   echo "Generating custom generated-configure.sh"
kevinw@2212:   generate_configure_script "$custom_script_dir/generated-configure.sh" 'sed -e "s|#CUSTOM_AUTOCONF_INCLUDE|m4_include([$custom_hook])|"'
ohair@478: else
kevinw@2212:   echo "(No custom hook found at $custom_hook)"
erikj@458: fi