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#!/bin/sh
# Copyright (c) 2017-2019 The Bitcoin Core developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
# Install libdb4.8 (Berkeley DB).
export LC_ALL=C
set -e
if [ -z "${1}" ]; then
echo "Usage: $0 <base-dir> [<extra-bdb-configure-flag> ...]"
echo
echo "Must specify a single argument: the directory in which db4 will be built."
echo "This is probably \`pwd\` if you're at the root of the bitcoin repository."
exit 1
fi
expand_path() {
cd "${1}" && pwd -P
}
BDB_PREFIX="$(expand_path ${1})/db4"; shift;
BDB_VERSION='db-4.8.30.NC'
BDB_HASH='12edc0df75bf9abd7f82f821795bcee50f42cb2e5f76a6a281b85732798364ef'
BDB_URL="https://download.oracle.com/berkeley-db/${BDB_VERSION}.tar.gz"
check_exists() {
command -v "$1" >/dev/null
}
sha256_check() {
# Args: <sha256_hash> <filename>
#
if check_exists sha256sum; then
echo "${1} ${2}" | sha256sum -c
elif check_exists sha256; then
if [ "$(uname)" = "FreeBSD" ]; then
sha256 -c "${1}" "${2}"
else
echo "${1} ${2}" | sha256 -c
fi
else
echo "${1} ${2}" | shasum -a 256 -c
fi
}
http_get() {
# Args: <url> <filename> <sha256_hash>
#
# It's acceptable that we don't require SSL here because we manually verify
# content hashes below.
#
if [ -f "${2}" ]; then
echo "File ${2} already exists; not downloading again"
elif check_exists curl; then
curl --insecure --retry 5 "${1}" -o "${2}"
else
wget --no-check-certificate "${1}" -O "${2}"
fi
sha256_check "${3}" "${2}"
}
mkdir -p "${BDB_PREFIX}"
http_get "${BDB_URL}" "${BDB_VERSION}.tar.gz" "${BDB_HASH}"
tar -xzvf ${BDB_VERSION}.tar.gz -C "$BDB_PREFIX"
cd "${BDB_PREFIX}/${BDB_VERSION}/"
# Apply a patch necessary when building with clang and c++11 (see https://community.oracle.com/thread/3952592)
CLANG_CXX11_PATCH_URL='https://gist.githubusercontent.com/LnL7/5153b251fd525fe15de69b67e63a6075/raw/7778e9364679093a32dec2908656738e16b6bdcb/clang.patch'
CLANG_CXX11_PATCH_HASH='7a9a47b03fd5fb93a16ef42235fa9512db9b0829cfc3bdf90edd3ec1f44d637c'
http_get "${CLANG_CXX11_PATCH_URL}" clang.patch "${CLANG_CXX11_PATCH_HASH}"
patch -p2 < clang.patch
# The packaged config.guess and config.sub are ancient (2009) and can cause build issues.
# Replace them with modern versions.
# See https://github.com/bitcoin/bitcoin/issues/16064
CONFIG_GUESS_URL='https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=55eaf3e779455c4e5cc9f82efb5278be8f8f900b'
CONFIG_GUESS_HASH='2d1ff7bca773d2ec3c6217118129220fa72d8adda67c7d2bf79994b3129232c1'
CONFIG_SUB_URL='https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=55eaf3e779455c4e5cc9f82efb5278be8f8f900b'
CONFIG_SUB_HASH='3a4befde9bcdf0fdb2763fc1bfa74e8696df94e1ad7aac8042d133c8ff1d2e32'
rm -f "dist/config.guess"
rm -f "dist/config.sub"
http_get "${CONFIG_GUESS_URL}" dist/config.guess "${CONFIG_GUESS_HASH}"
http_get "${CONFIG_SUB_URL}" dist/config.sub "${CONFIG_SUB_HASH}"
cd build_unix/
"${BDB_PREFIX}/${BDB_VERSION}/dist/configure" \
--enable-cxx --disable-shared --disable-replication --with-pic --prefix="${BDB_PREFIX}" \
"${@}"
make install
echo
echo "db4 build complete."
echo
# shellcheck disable=SC2016
echo 'When compiling bitcoind, run `./configure` in the following way:'
echo
echo " export BDB_PREFIX='${BDB_PREFIX}'"
# shellcheck disable=SC2016
echo ' ./configure BDB_LIBS="-L${BDB_PREFIX}/lib -ldb_cxx-4.8" BDB_CFLAGS="-I${BDB_PREFIX}/include" ...'
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