dart-sdk/runtime/vm/version_in.cc
Ryan Macnak d366f9619a [vm] Toward deterministic builds.
- Remove random build-id.
 - Replace build time in embedded version string with commit time.
 - Remove timestamps from Observatory tarball.
 - Zero-initialize skipped bytes in snapshot streams.
 - Fix uninitialized fields in PatchClass, Script and Library.
 - Disable (under flag) random identity hashes and concurrent GC.

Bug: https://github.com/dart-lang/sdk/issues/31427
Change-Id: I3e95de679c8372841cd27ca60df78d9b00ffbfe1
Reviewed-on: https://dart-review.googlesource.com/22901
Commit-Queue: Ryan Macnak <rmacnak@google.com>
Reviewed-by: Zach Anderson <zra@google.com>
2017-11-23 00:07:56 +00:00

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// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
#include "vm/version.h"
#include "vm/cpu.h"
#include "vm/os.h"
namespace dart {
// TODO(iposva): Avoid racy initialization.
static const char* formatted_version = NULL;
const char* Version::String() {
if (formatted_version == NULL) {
const char* os = OS::Name();
const char* arch = CPU::Id();
formatted_version = OS::SCreate(NULL, "%s on \"%s_%s\"", str_, os, arch);
}
return formatted_version;
}
const char* Version::SnapshotString() {
return snapshot_hash_;
}
const char* Version::CommitString() {
return commit_;
}
const char* Version::snapshot_hash_ = "{{SNAPSHOT_HASH}}";
const char* Version::str_ = "{{VERSION_STR}} ({{COMMIT_TIME}})";
const char* Version::commit_ = "{{VERSION_STR}}";
} // namespace dart