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#!/bin/bash
# Copyright (c) 2012 The Native Client Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
mirror_base_address="https://storage.googleapis.com/nativeclient-mirror/toolchain"
if (($#<1 || $#>2)); then
cat <<END
Usage:
$0 <revision> [SRC-directory name]
This script downloads pristine sources and applies patches found on
https://gsdview.appspot.com/nativeclient-archive2/x86_toolchain/r<revison>/
By default sources are put in SRC directory (which should be empty).
END
exit 1
fi
dir="$(realpath "$(dirname "$0")")"
if (($#==2)); then
if [[ "${2:0:1}" = "/" ]]; then
target="$2"
else
target="$dir/$2"
fi
else
target="$dir/SRC"
fi
# If target exist but only contains files starting with dot we can use it.
if [[ -e "$target" ]] &&
(($(find "$target" -maxdepth 1 ! -name ".*" | wc -l)>1)); then
cat <<END
$target already exist and it's not empty. Not overwriting.
END
exit 2
fi
tar=$(which gnutar || which tar)
uncompress=$(which xz)
suffix=xz
if [[ "$uncompress" = "" ]]; then
uncompress=bzip2
suffix=bz2
fi
if [[ "$(which wget)" = "" ]]; then
wget() {
if (($#==1)); then
curl "$1" -o "$(basename "$1")"
else
curl "$1"
fi
}
fi
set -e
set -u
set -x
mkdir -p "$target"
( flock -x 3
# We have a lock. Now check: maybe someone downloaded files already?
if (($(find "$target" -maxdepth 1 ! -name ".*" | wc -l)<=1)); then
wget \
"https://gsdview.appspot.com/nativeclient-archive2/x86_toolchain/r$1/" -O- |
grep patch.$suffix |
while IFS='"' read -r -d $'\n' prefix patchname suffix; do
basename="$(basename "$patchname")"
version="${basename#*-}"
version="${version%-*}"
cd "$target"
case "$basename" in
*binutils*)
wget "$mirror_base_address/binutils/binutils-$version.tar.bz2"
"$tar" xjSvpf "binutils-$version.tar.bz2"
mv "binutils-$version" "binutils"
cd "binutils"
;;
*gcc*)
wget "$mirror_base_address/gcc/gcc-$version/gcc-core-$version.tar.bz2"
"$tar" xjSvpf "gcc-core-$version.tar.bz2"
wget "$mirror_base_address/gcc/gcc-$version/gcc-fortran-$version.tar.bz2"
"$tar" xjSvpf "gcc-fortran-$version.tar.bz2"
wget "$mirror_base_address/gcc/gcc-$version/gcc-g++-$version.tar.bz2"
"$tar" xjSvpf "gcc-g++-$version.tar.bz2"
wget "$mirror_base_address/gcc/gcc-$version/gcc-objc-$version.tar.bz2"
"$tar" xjSvpf "gcc-objc-$version.tar.bz2"
wget "$mirror_base_address/gcc/gcc-$version/gcc-testsuite-$version.tar.bz2"
"$tar" xjSvpf "gcc-testsuite-$version.tar.bz2"
mv "gcc-$version" "gcc"
cd "gcc"
;;
*glibc*)
wget "$mirror_base_address/glibc/glibc-$version.tar.bz2"
"$tar" xjSvpf "glibc-$version.tar.bz2"
wget "$mirror_base_address/glibc/glibc-libidn-$version.tar.bz2"
"$tar" xjSvpf "glibc-libidn-$version.tar.bz2"
mv "glibc-$version" "glibc"
mv "glibc-libidn-$version" "glibc/libidn"
cd "glibc"
;;
*newlib*)
wget "$mirror_base_address/newlib/newlib-$version.tar.gz"
"$tar" xzSvpf "newlib-$version.tar.gz"
mv "newlib-$version" "newlib"
cd "newlib"
;;
*)
echo "Unknown package: $basename"
exit 3
;;
esac
wget "https://storage.googleapis.com$patchname" -O- |
"$uncompress" -d |
patch -p1
done
cd "$target"
rm *.tar.*
fi
) 3> "$target/.src-lock"
|
