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//===- Version.cpp - Clang 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 Clang.
//
//===----------------------------------------------------------------------===//
#include "clang/Basic/Version.h"
#include "clang/Basic/LLVM.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Config/config.h"
#include <cstring>
#include <cstdlib>
namespace clang {
std::string getClangRepositoryPath() {
#if defined(CLANG_REPOSITORY_STRING)
return CLANG_REPOSITORY_STRING;
#else
#ifdef SVN_REPOSITORY
StringRef URL(SVN_REPOSITORY);
#else
StringRef URL("");
#endif
// If the SVN_REPOSITORY is empty, try to use the SVN keyword. This helps us
// pick up a tag in an SVN export, for example.
static StringRef SVNRepository("$URL$");
if (URL.empty()) {
URL = SVNRepository.slice(SVNRepository.find(':'),
SVNRepository.find("/lib/Basic"));
}
// Strip off version from a build from an integration branch.
URL = URL.slice(0, URL.find("/src/tools/clang"));
// Trim path prefix off, assuming path came from standard cfe path.
size_t Start = URL.find("cfe/");
if (Start != StringRef::npos)
URL = URL.substr(Start + 4);
return URL;
#endif
}
std::string getClangRevision() {
#ifdef SVN_REVISION
return SVN_REVISION;
#else
return "";
#endif
}
std::string getClangFullRepositoryVersion() {
std::string buf;
llvm::raw_string_ostream OS(buf);
std::string Path = getClangRepositoryPath();
std::string Revision = getClangRevision();
if (!Path.empty())
OS << Path;
if (!Revision.empty()) {
if (!Path.empty())
OS << ' ';
OS << Revision;
}
return OS.str();
}
std::string getClangFullVersion() {
std::string buf;
llvm::raw_string_ostream OS(buf);
#ifdef CLANG_VENDOR
OS << CLANG_VENDOR;
#endif
OS << "clang version " CLANG_VERSION_STRING " ("
<< getClangFullRepositoryVersion() << ')';
// If vendor supplied, include the base LLVM version as well.
#ifdef CLANG_VENDOR
OS << " (based on LLVM " << PACKAGE_VERSION << ")";
#endif
return OS.str();
}
std::string getClangFullCPPVersion() {
// The version string we report in __VERSION__ is just a compacted version of
// the one we report on the command line.
std::string buf;
llvm::raw_string_ostream OS(buf);
#ifdef CLANG_VENDOR
OS << CLANG_VENDOR;
#endif
OS << "Clang " CLANG_VERSION_STRING " ("
<< getClangFullRepositoryVersion() << ')';
return OS.str();
}
} // end namespace clang