contrib: remove install_db4.sh

Now that we can build a bdb-only depends prefix, there is no need to
maintain a bdb-building bash script, that does the same things as
depends, except worse, as it's missing patches and workarounds. i.e #26623.

1 files changed, 0 insertions, 259 deletions

diff --git a/contrib/install_db4.sh b/contrib/install_db4.sh
deleted file mode 100755
index c7d39f5b99..0000000000
--- a/contrib/install_db4.sh
+++ /dev/null
@@ -1,259 +0,0 @@
-#!/bin/sh
-# Copyright (c) 2017-2021 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 "$1" >/dev/null
-}
-
-sha256_check() {
-  # Args: <sha256_hash> <filename>
-  #
-  if [ "$(uname)" = "FreeBSD" ]; then
-    # sha256sum exists on FreeBSD, but takes different arguments than the GNU version
-    sha256 -c "${1}" "${2}"
-  elif check_exists sha256sum; then
-    echo "${1} ${2}" | sha256sum -c
-  elif check_exists sha256; then
-    echo "${1} ${2}" | sha256 -c
-  else
-    echo "${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 "${2}"
-  elif check_exists wget; then
-    wget --no-check-certificate "${1}" -O "${2}"
-  else
-    echo "Simple transfer utilities 'curl' and 'wget' not found. Please install one of them and try again."
-    exit 1
-  fi
-
-  sha256_check "${3}" "${2}"
-}
-
-# Ensure the commands we use exist on the system
-if ! check_exists patch; then
-    echo "Command-line tool 'patch' not found. Install patch and try again."
-    exit 1
-fi
-
-mkdir -p "${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)
-patch --ignore-whitespace -p1 << 'EOF'
-commit 3311d68f11d1697565401eee6efc85c34f022ea7
-Author: fanquake <fanquake@gmail.com>
-Date:   Mon Aug 17 20:03:56 2020 +0800
-
-    Fix C++11 compatibility
-
-diff --git a/dbinc/atomic.h b/dbinc/atomic.h
-index 0034dcc..7c11d4a 100644
---- a/dbinc/atomic.h
-+++ b/dbinc/atomic.h
-@@ -70,7 +70,7 @@ typedef struct {
-  * These have no memory barriers; the caller must include them when necessary.
-  */
- #define	atomic_read(p)		((p)->value)
--#define	atomic_init(p, val)	((p)->value = (val))
-+#define	atomic_init_db(p, val)	((p)->value = (val))
-
- #ifdef HAVE_ATOMIC_SUPPORT
-
-@@ -144,7 +144,7 @@ typedef LONG volatile *interlocked_val;
- #define	atomic_inc(env, p)	__atomic_inc(p)
- #define	atomic_dec(env, p)	__atomic_dec(p)
- #define	atomic_compare_exchange(env, p, o, n)	\
--	__atomic_compare_exchange((p), (o), (n))
-+	__atomic_compare_exchange_db((p), (o), (n))
- static inline int __atomic_inc(db_atomic_t *p)
- {
- 	int	temp;
-@@ -176,7 +176,7 @@ static inline int __atomic_dec(db_atomic_t *p)
-  * http://gcc.gnu.org/onlinedocs/gcc-4.1.0/gcc/Atomic-Builtins.html
-  * which configure could be changed to use.
-  */
--static inline int __atomic_compare_exchange(
-+static inline int __atomic_compare_exchange_db(
- 	db_atomic_t *p, atomic_value_t oldval, atomic_value_t newval)
- {
- 	atomic_value_t was;
-@@ -206,7 +206,7 @@ static inline int __atomic_compare_exchange(
- #define	atomic_dec(env, p)	(--(p)->value)
- #define	atomic_compare_exchange(env, p, oldval, newval)		\
- 	(DB_ASSERT(env, atomic_read(p) == (oldval)),		\
--	atomic_init(p, (newval)), 1)
-+	atomic_init_db(p, (newval)), 1)
- #else
- #define atomic_inc(env, p)	__atomic_inc(env, p)
- #define atomic_dec(env, p)	__atomic_dec(env, p)
-diff --git a/mp/mp_fget.c b/mp/mp_fget.c
-index 5fdee5a..0b75f57 100644
---- a/mp/mp_fget.c
-+++ b/mp/mp_fget.c
-@@ -617,7 +617,7 @@ alloc:		/* Allocate a new buffer header and data space. */
-
- 		/* Initialize enough so we can call __memp_bhfree. */
- 		alloc_bhp->flags = 0;
--		atomic_init(&alloc_bhp->ref, 1);
-+		atomic_init_db(&alloc_bhp->ref, 1);
- #ifdef DIAGNOSTIC
- 		if ((uintptr_t)alloc_bhp->buf & (sizeof(size_t) - 1)) {
- 			__db_errx(env,
-@@ -911,7 +911,7 @@ alloc:		/* Allocate a new buffer header and data space. */
- 			MVCC_MPROTECT(bhp->buf, mfp->stat.st_pagesize,
- 			    PROT_READ);
-
--		atomic_init(&alloc_bhp->ref, 1);
-+		atomic_init_db(&alloc_bhp->ref, 1);
- 		MUTEX_LOCK(env, alloc_bhp->mtx_buf);
- 		alloc_bhp->priority = bhp->priority;
- 		alloc_bhp->pgno = bhp->pgno;
-diff --git a/mp/mp_mvcc.c b/mp/mp_mvcc.c
-index 34467d2..f05aa0c 100644
---- a/mp/mp_mvcc.c
-+++ b/mp/mp_mvcc.c
-@@ -276,7 +276,7 @@ __memp_bh_freeze(dbmp, infop, hp, bhp, need_frozenp)
- #else
- 	memcpy(frozen_bhp, bhp, SSZA(BH, buf));
- #endif
--	atomic_init(&frozen_bhp->ref, 0);
-+	atomic_init_db(&frozen_bhp->ref, 0);
- 	if (mutex != MUTEX_INVALID)
- 		frozen_bhp->mtx_buf = mutex;
- 	else if ((ret = __mutex_alloc(env, MTX_MPOOL_BH,
-@@ -428,7 +428,7 @@ __memp_bh_thaw(dbmp, infop, hp, frozen_bhp, alloc_bhp)
- #endif
- 		alloc_bhp->mtx_buf = mutex;
- 		MUTEX_LOCK(env, alloc_bhp->mtx_buf);
--		atomic_init(&alloc_bhp->ref, 1);
-+		atomic_init_db(&alloc_bhp->ref, 1);
- 		F_CLR(alloc_bhp, BH_FROZEN);
- 	}
-
-diff --git a/mp/mp_region.c b/mp/mp_region.c
-index e6cece9..ddbe906 100644
---- a/mp/mp_region.c
-+++ b/mp/mp_region.c
-@@ -224,7 +224,7 @@ __memp_init(env, dbmp, reginfo_off, htab_buckets, max_nreg)
- 			     MTX_MPOOL_FILE_BUCKET, 0, &htab[i].mtx_hash)) != 0)
- 				return (ret);
- 			SH_TAILQ_INIT(&htab[i].hash_bucket);
--			atomic_init(&htab[i].hash_page_dirty, 0);
-+			atomic_init_db(&htab[i].hash_page_dirty, 0);
- 		}
-
- 		/*
-@@ -269,7 +269,7 @@ __memp_init(env, dbmp, reginfo_off, htab_buckets, max_nreg)
- 		hp->mtx_hash = (mtx_base == MUTEX_INVALID) ? MUTEX_INVALID :
- 		    mtx_base + i;
- 		SH_TAILQ_INIT(&hp->hash_bucket);
--		atomic_init(&hp->hash_page_dirty, 0);
-+		atomic_init_db(&hp->hash_page_dirty, 0);
- #ifdef HAVE_STATISTICS
- 		hp->hash_io_wait = 0;
- 		hp->hash_frozen = hp->hash_thawed = hp->hash_frozen_freed = 0;
-diff --git a/mutex/mut_method.c b/mutex/mut_method.c
-index 2588763..5c6d516 100644
---- a/mutex/mut_method.c
-+++ b/mutex/mut_method.c
-@@ -426,7 +426,7 @@ atomic_compare_exchange(env, v, oldval, newval)
- 	MUTEX_LOCK(env, mtx);
- 	ret = atomic_read(v) == oldval;
- 	if (ret)
--		atomic_init(v, newval);
-+		atomic_init_db(v, newval);
- 	MUTEX_UNLOCK(env, mtx);
-
- 	return (ret);
-diff --git a/mutex/mut_tas.c b/mutex/mut_tas.c
-index f3922e0..e40fcdf 100644
---- a/mutex/mut_tas.c
-+++ b/mutex/mut_tas.c
-@@ -46,7 +46,7 @@ __db_tas_mutex_init(env, mutex, flags)
-
- #ifdef HAVE_SHARED_LATCHES
- 	if (F_ISSET(mutexp, DB_MUTEX_SHARED))
--		atomic_init(&mutexp->sharecount, 0);
-+		atomic_init_db(&mutexp->sharecount, 0);
- 	else
- #endif
- 	if (MUTEX_INIT(&mutexp->tas)) {
-@@ -486,7 +486,7 @@ __db_tas_mutex_unlock(env, mutex)
- 			F_CLR(mutexp, DB_MUTEX_LOCKED);
- 			/* Flush flag update before zeroing count */
- 			MEMBAR_EXIT();
--			atomic_init(&mutexp->sharecount, 0);
-+			atomic_init_db(&mutexp->sharecount, 0);
- 		} else {
- 			DB_ASSERT(env, sharecount > 0);
- 			MEMBAR_EXIT();
-EOF
-
-# 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=4550d2f15b3a7ce2451c1f29500b9339430c877f'
-CONFIG_GUESS_HASH='c8f530e01840719871748a8071113435bdfdf75b74c57e78e47898edea8754ae'
-CONFIG_SUB_URL='https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=4550d2f15b3a7ce2451c1f29500b9339430c877f'
-CONFIG_SUB_HASH='3969f7d5f6967ccc6f792401b8ef3916a1d1b1d0f0de5a4e354c95addb8b800e'
-
-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" ...'