forked from OSchip/llvm-project
77 lines
1.9 KiB
C++
77 lines
1.9 KiB
C++
//===- Version.cpp - Clang Version Number -----------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines several version-related utility functions for Clang.
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//
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//===----------------------------------------------------------------------===//
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#include "clang/Basic/Version.h"
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#include "llvm/Support/raw_ostream.h"
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#include <cstring>
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#include <cstdlib>
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using namespace std;
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namespace clang {
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llvm::StringRef getClangRepositoryPath() {
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static const char URL[] = "$URL$";
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const char *URLEnd = URL + strlen(URL);
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const char *End = strstr(URL, "/lib/Basic");
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if (End)
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URLEnd = End;
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// Strip off version from a build from an integration branch.
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End = strstr(URL, "/src/tools/clang");
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if (End)
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URLEnd = End;
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const char *Begin = strstr(URL, "cfe/");
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if (Begin)
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return llvm::StringRef(Begin + 4, URLEnd - Begin - 4);
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return llvm::StringRef(URL, URLEnd - URL);
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}
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std::string getClangRevision() {
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#ifdef SVN_REVISION
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if (SVN_REVISION[0] != '\0') {
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std::string revision;
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llvm::raw_string_ostream OS(revision);
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OS << strtol(SVN_REVISION, 0, 10);
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return OS.str();
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}
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#endif
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return "";
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}
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std::string getClangFullRepositoryVersion() {
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std::string buf;
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llvm::raw_string_ostream OS(buf);
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OS << getClangRepositoryPath();
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const std::string &Revision = getClangRevision();
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if (!Revision.empty())
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OS << ' ' << Revision;
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return OS.str();
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}
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std::string getClangFullVersion() {
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std::string buf;
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llvm::raw_string_ostream OS(buf);
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#ifdef CLANG_VENDOR
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OS << CLANG_VENDOR;
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#endif
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OS << "clang version " CLANG_VERSION_STRING " ("
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<< getClangFullRepositoryVersion() << ')';
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return OS.str();
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}
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} // end namespace clang
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