1 files changed, 76 insertions, 0 deletions
diff --git a/contrib/llvm/tools/clang/lib/Basic/Version.cpp b/contrib/llvm/tools/clang/lib/Basic/Version.cpp
new file mode 100644
index 0000000..e0c2336
--- /dev/null
+++ b/contrib/llvm/tools/clang/lib/Basic/Version.cpp
@@ -0,0 +1,76 @@
+//===- 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 "llvm/Support/raw_ostream.h"
+#include <cstring>
+#include <cstdlib>
+
+using namespace std;
+
+namespace clang {
+  
+llvm::StringRef getClangRepositoryPath() {
+  static const char URL[] = "$URL: http://llvm.org/svn/llvm-project/cfe/trunk/lib/Basic/Version.cpp $";
+  const char *URLEnd = URL + strlen(URL);
+
+  const char *End = strstr(URL, "/lib/Basic");
+  if (End)
+    URLEnd = End;
+
+  // Strip off version from a build from an integration branch.
+  End = strstr(URL, "/src/tools/clang");
+  if (End)
+    URLEnd = End;
+
+  const char *Begin = strstr(URL, "cfe/");
+  if (Begin)
+    return llvm::StringRef(Begin + 4, URLEnd - Begin - 4);
+
+  return llvm::StringRef(URL, URLEnd - URL);
+}
+
+std::string getClangRevision() {
+#ifdef SVN_REVISION
+  if (SVN_REVISION[0] != '\0') {
+    std::string revision;
+    llvm::raw_string_ostream OS(revision);
+    OS << strtol(SVN_REVISION, 0, 10);
+    return OS.str();
+  }
+#endif
+  return "";
+}
+
+std::string getClangFullRepositoryVersion() {
+  std::string buf;
+  llvm::raw_string_ostream OS(buf);
+  OS << getClangRepositoryPath();
+  const std::string &Revision = getClangRevision();
+  if (!Revision.empty())
+    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() << ')';
+  return OS.str();
+}
+
+} // end namespace clang