1 //===- Version.cpp - Clang Version Number -----------------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file defines several version-related utility functions for Clang.
12 //===----------------------------------------------------------------------===//
14 #include "clang/Basic/Version.h"
15 #include "llvm/Support/raw_ostream.h"
16 #include "llvm/Config/config.h"
24 std::string getClangRepositoryPath() {
26 llvm::StringRef URL(SVN_REPOSITORY);
28 llvm::StringRef URL("");
31 // If the SVN_REPOSITORY is empty, try to use the SVN keyword. This helps us
32 // pick up a tag in an SVN export, for example.
33 static llvm::StringRef SVNRepository("$URL: http://llvm.org/svn/llvm-project/cfe/trunk/lib/Basic/Version.cpp $");
35 URL = SVNRepository.slice(SVNRepository.find(':'),
36 SVNRepository.find("/lib/Basic"));
39 // Strip off version from a build from an integration branch.
40 URL = URL.slice(0, URL.find("/src/tools/clang"));
42 // Trim path prefix off, assuming path came from standard cfe path.
43 size_t Start = URL.find("cfe/");
44 if (Start != llvm::StringRef::npos)
45 URL = URL.substr(Start + 4);
50 std::string getClangRevision() {
58 std::string getClangFullRepositoryVersion() {
60 llvm::raw_string_ostream OS(buf);
61 std::string Path = getClangRepositoryPath();
62 std::string Revision = getClangRevision();
65 if (!Revision.empty()) {
73 std::string getClangFullVersion() {
75 llvm::raw_string_ostream OS(buf);
79 OS << "clang version " CLANG_VERSION_STRING " ("
80 << getClangFullRepositoryVersion() << ')';
82 #ifdef CLANG_VENDOR_SUFFIX
83 OS << CLANG_VENDOR_SUFFIX;
84 #elif defined(CLANG_VENDOR)
85 // If vendor supplied, include the base LLVM version as well.
86 OS << " (based on LLVM " << PACKAGE_VERSION << ")";
92 } // end namespace clang