Embedding Version Info

main.cpp

#include <iostream>

#include "Version.h"

int main() {
  
  std::cout << "Version : " << VERSION_STR << std::endl;
  
  return 0;
}

Makefile

all: version
	g++ -o main main.cpp

version:
	sh version.sh

clean:
	rm *.o main Version.h

version.sh

#!/bin/bash

FILE=Version.h

VSTR=v0.1

echo "#ifndef VERSION_H_" > $FILE
echo "#define VERSION_H_" >> $FILE
echo >> $FILE
echo "#define VERSION_STR \"$VSTR\"" >> $FILE
echo >> $FILE
echo "#endif // VERSION_H_" >> $FILE
echo >> $FILE