#include "csapp.h"

/* For each file mentioned on the command line, compile it along with
   "csapp.c" and suitable compiler flags. Compile all of them at once.
   Then run one of the generated programs. */

int main(int argc, char **argv)
{
  int i;
  for (i = 1; i < argc; i++) {
    char * gccArgs[6] = {
      "gcc", "-Wall", "-O2", argv[i], "csapp.c", NULL
    };
    pid_t pid = Fork();
    if (pid==0){
      Execve("/bin/gcc", gccArgs, environ);
    }
  }

  int j;
  int status;
  for (j = 1; j < argc; j++) {
    Waitpid(-1, &status, 0);
  }

  char* runArgs[2] = {
    "a.out", NULL
  };

  if (WEXITSTATUS(status)==0){
    Execve("./a.out", runArgs, environ);
  }
  return 1;
}