Shorten the output of `clang-format --version`, include revision number.
Before:
$ clang-format --version
LLVM (http://llvm.org/):
LLVM version 3.5svn
Optimized build with assertions.
Built Jan 3 2014 (14:28:46).
Default target: x86_64-apple-darwin13.0.0
Host CPU: core-avx-i
Now:
$ bin/clang-format --version
clang-format version 3.5 (198452)
llvm-svn: 198694
diff --git a/clang/tools/clang-format/ClangFormat.cpp b/clang/tools/clang-format/ClangFormat.cpp
index 28ff5c1..9744609 100644
--- a/clang/tools/clang-format/ClangFormat.cpp
+++ b/clang/tools/clang-format/ClangFormat.cpp
@@ -17,6 +17,7 @@
#include "clang/Basic/DiagnosticOptions.h"
#include "clang/Basic/FileManager.h"
#include "clang/Basic/SourceManager.h"
+#include "clang/Basic/Version.h"
#include "clang/Format/Format.h"
#include "clang/Lex/Lexer.h"
#include "clang/Rewrite/Core/Rewriter.h"
@@ -255,6 +256,11 @@
} // namespace format
} // namespace clang
+static void PrintVersion() {
+ raw_ostream &OS = outs();
+ OS << clang::getClangToolFullVersion("clang-format") << '\n';
+}
+
int main(int argc, const char **argv) {
llvm::sys::PrintStackTraceOnErrorSignal();
@@ -268,6 +274,7 @@
I->second->setHiddenFlag(cl::ReallyHidden);
}
+ cl::SetVersionPrinter(PrintVersion);
cl::ParseCommandLineOptions(
argc, argv,
"A tool to format C/C++/Obj-C code.\n\n"