version.h

#ifndef VERSION_H_
#define VERSION_H_
#include <string>
#include <sstream>

struct Version {
	/// The major version of ZeusSqm
	const static unsigned versionMajor;
	/// The minor version of ZeusSqm
	const static unsigned versionMinor;
	/// The patch version of ZeusSqm
	const static unsigned versionPatch;
	/// The short hash of the git commit this build is bases on
	const static std::string gitRevisionHash;
	/// How many commits passed since the last tag was set
	const static unsigned commitsAhead;
	/// 0 iff no files were modified in the checkout, 1 else
	const static unsigned dirty;
	/// The system which has compiled ZeusSqm
	const static std::string systemName;
	/// The size of a pointer of the system that has compiled ZeusSqm
	const static std::string systemPtrSize;
	/// The system version which has compiled ZeusSqm
	const static std::string systemVersion;
	/// The build type that was used to build ZeusSqm
	const static std::string buildType;
	/// The compiler version that was used to build ZeusSqm
	const static std::string cxxCompiler;

	static std::string versionWithTagString() {
		std::stringstream sstream;
		sstream << versionMajor << "." << versionMinor << "." << versionPatch;
		if (commitsAhead != 0) {
			sstream << "+" << commitsAhead;
		}
		sstream << "-" << gitRevisionHash;
		if (dirty == 1) {
			sstream << "-DIRTY";
		}

		return sstream.str();
	}

	static std::string shortVersionString() {
		std::stringstream sstream;
		sstream << "ZeusSqm " << versionMajor << "." << versionMinor << "." << versionPatch;
		return sstream.str();
	}

	static std::string longVersionString() {
		std::stringstream sstream;
		sstream << "Version: " << versionMajor << "." << versionMinor << "." << versionPatch;
		if (commitsAhead != 0) {
			sstream << " (+" << commitsAhead << " commits)";
		}
		sstream << " build from revision " << gitRevisionHash;
		if (dirty == 1) {
			sstream << " (DIRTY)";
		}
		sstream << ".";
		return sstream.str();
	}

	static std::string buildInfo() {
		std::stringstream sstream;
		sstream << "Compiled on " << systemName << " " << systemVersion << " ";
		sstream << "using compiler version " << cxxCompiler;
		if (buildType != "") {
			sstream << " with " << buildType << " flags";
		}
		sstream << ".";
		return sstream.str();
	}
};

#endif // VERSION_H_