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Add a --version option for every tool that prints out:
Low Level Virtual Machine ($PACKAGE_NAME) $PACKAGE_VERSION git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15454 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -16,6 +16,7 @@
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//
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//===----------------------------------------------------------------------===//
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#include "Config/config.h"
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#include "Support/CommandLine.h"
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#include <algorithm>
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#include <map>
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@ -176,7 +177,7 @@ static bool EatsUnboundedNumberOfValues(const Option *O) {
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/// them later.
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///
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static void ParseCStringVector (std::vector<char *> &output,
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const char *input) {
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const char *input) {
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// Characters which will be treated as token separators:
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static const char *delims = " \v\f\t\r\n";
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@ -891,6 +892,16 @@ public:
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}
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};
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class VersionPrinter {
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public:
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void operator=(bool OptionWasSpecified) {
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if (OptionWasSpecified) {
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std::cerr << "Low Level Virtual Machine (" << PACKAGE_NAME << ") "
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<< PACKAGE_VERSION << " (see http://llvm.org/)\n";
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exit(1);
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}
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}
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};
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// Define the two HelpPrinter instances that are used to print out help, or
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@ -907,4 +918,10 @@ cl::opt<HelpPrinter, true, parser<bool> >
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HHOp("help-hidden", cl::desc("display all available options"),
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cl::location(HiddenPrinter), cl::Hidden, cl::ValueDisallowed);
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// Define the --version option that prints out the LLVM version for the tool
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VersionPrinter VersionPrinterInstance;
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cl::opt<VersionPrinter, true, parser<bool> >
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VersOp("version", cl::desc("display the version"),
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cl::location(VersionPrinterInstance), cl::ValueDisallowed);
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} // End anonymous namespace
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