zig/deps/lld/Common/Version.cpp

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2018-01-17 14:29:21 -08:00
//===- lib/Common/Version.cpp - LLD Version Number ---------------*- C++-=====//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines several version-related utility functions for LLD.
//
//===----------------------------------------------------------------------===//
2018-01-17 14:29:21 -08:00
#include "lld/Common/Version.h"
using namespace llvm;
// Returns an SVN repository path, which is usually "trunk".
static std::string getRepositoryPath() {
StringRef S = LLD_REPOSITORY_STRING;
size_t Pos = S.find("lld/");
if (Pos != StringRef::npos)
return S.substr(Pos + 4);
return S;
}
// Returns an SVN repository name, e.g., " (trunk 284614)"
// or an empty string if no repository info is available.
static std::string getRepository() {
std::string Repo = getRepositoryPath();
std::string Rev = LLD_REVISION_STRING;
if (Repo.empty() && Rev.empty())
return "";
if (!Repo.empty() && !Rev.empty())
return " (" + Repo + " " + Rev + ")";
return " (" + Repo + Rev + ")";
}
// Returns a version string, e.g., "LLD 4.0 (lld/trunk 284614)".
std::string lld::getLLDVersion() {
return "LLD " + std::string(LLD_VERSION_STRING) + getRepository();
}