1#! /bin/sh
2
3# Download some prerequisites needed by gcc.
4# Run this from the top level of the gcc source tree and the gcc
5# build will do the right thing.
6#
7# (C) 2010 Free Software Foundation
8#
9# This program is free software: you can redistribute it and/or modify
10# it under the terms of the GNU General Public License as published by
11# the Free Software Foundation, either version 3 of the License, or
12# (at your option) any later version.
13# 
14# This program is distributed in the hope that it will be useful, but
15# WITHOUT ANY WARRANTY; without even the implied warranty of
16# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17# General Public License for more details.
18# 
19# You should have received a copy of the GNU General Public License
20# along with this program. If not, see http://www.gnu.org/licenses/.
21
22# If you want to disable Graphite loop optimizations while building GCC,
23# DO NOT set GRAPHITE_LOOP_OPT as yes so that the ISL package will not
24# be downloaded.
25GRAPHITE_LOOP_OPT=yes
26
27if [ ! -e gcc/BASE-VER ] ; then
28	echo "You must run this script in the top level GCC source directory."
29	exit 1
30fi
31
32# Necessary to build GCC.
33MPFR=mpfr-2.4.2
34GMP=gmp-4.3.2
35MPC=mpc-0.8.1
36
37wget ftp://gcc.gnu.org/pub/gcc/infrastructure/$MPFR.tar.bz2 || exit 1
38tar xjf $MPFR.tar.bz2 || exit 1
39ln -sf $MPFR mpfr || exit 1
40
41wget ftp://gcc.gnu.org/pub/gcc/infrastructure/$GMP.tar.bz2 || exit 1
42tar xjf $GMP.tar.bz2  || exit 1
43ln -sf $GMP gmp || exit 1
44
45wget ftp://gcc.gnu.org/pub/gcc/infrastructure/$MPC.tar.gz || exit 1
46tar xzf $MPC.tar.gz || exit 1
47ln -sf $MPC mpc || exit 1
48
49# Necessary to build GCC with the Graphite loop optimizations.
50if [ "$GRAPHITE_LOOP_OPT" = "yes" ] ; then
51  ISL=isl-0.14
52
53  wget ftp://gcc.gnu.org/pub/gcc/infrastructure/$ISL.tar.bz2 || exit 1
54  tar xjf $ISL.tar.bz2  || exit 1
55  ln -sf $ISL isl || exit 1
56fi
57