Global variables in a multi-file project in C
main.c
main2.c
main3.c
global.c
global.h
#include <stdio.h>
#include <stdlib.h>
#include "global.h"
void doSomething();
int main(int argc, char* argv[]) {
x = 100;
printf("%d\n", x);
doSomething();
return 0;
}