Заменить мьютекс

#include "stdafx.h"
#include <windows.h>
 
HANDLE sem_i, sem_fk;
HANDLE mt;
 
struct MyData
{
    int len;
    char* name; 
};
DWORD WINAPI ThreadProc1( LPVOID arg )
{ 
    MyData* mdp = (MyData*) arg;
    printf("\nStarting process %s\n", mdp->name);
    for (int i = 0; i < mdp->len; i++) {
        printf(mdp->name);
        Sleep(300);
    };
    return 0;
} 
 
DWORD WINAPI ThreadProc2( LPVOID arg )  //Мьютексы
{
    MyData* mdp = (MyData*) arg;
    printf("\nStarting process %s\n", mdp->name);
    WaitForSingleObject(mt, INFINITE);
    for (int i = 0; i < mdp->len; i++) {
        printf(mdp->name);
        Sleep(300);
    };
    ReleaseMutex(mt);
    return 0;
}
 
DWORD WINAPI ThreadProc3( LPVOID arg ) //Семафоры
{
  MyData* mdp = (MyData*) arg;
  printf("\nStarting process %s\n", mdp->name);
  for (int i = 0; i < mdp->len; i++)
  {
      if (mdp->name == "i")
      { 
          WaitForSingleObject(sem_i, INFINITE); 
          printf(mdp->name);
          Sleep(300); 
          ReleaseSemaphore( sem_fk, 1, NULL);
      }; 
 
      if ((mdp->name == "f") || (mdp->name == "k"))
      { 
          WaitForSingleObject(sem_fk, INFINITE); 
          printf(mdp->name);
          Sleep(300); 
          ReleaseSemaphore( sem_i, 1, NULL);
      };
  };
  return 0;
}
 
int _tmain(int argc, _TCHAR* argv[])
{
    MyData md[] = { {5, "a"},//0    
    {8, "b"},//1
    {16, "c"},//2
    {21, "d"},//3
    {8, "e"},//4
    {5, "f"},//5
    {28, "g"},//6
    {12, "i"},//7
    {7, "k"},//8
    {13, "m"},//9
    {6, "n"},//10
    };
    HANDLE th_a, th_b, th_c, th_d, th_e, th_f, th_g, th_i, th_k, th_m, th_n;
    
    mt =CreateMutex(NULL, FALSE, NULL);
    
    th_a = CreateThread( NULL, 0, ThreadProc1, &md[0], 0, NULL); 
    WaitForSingleObject(th_a,INFINITE);
    
    th_d = CreateThread( NULL, 0, ThreadProc1, &md[3], 0, NULL); 
    th_c = CreateThread( NULL, 0, ThreadProc2, &md[2], 0, NULL);   //Изменить их на бинарные семафоры
    th_b = CreateThread( NULL, 0, ThreadProc2, &md[1], 0, NULL);   // /-||-/
    th_g = CreateThread( NULL, 0, ThreadProc1, &md[6], 0, NULL);
    
    WaitForSingleObject(th_b,INFINITE);
    th_e = CreateThread( NULL, 0, ThreadProc1, &md[4], 0, NULL);
    WaitForSingleObject(th_e,INFINITE);
     WaitForSingleObject(th_c,INFINITE);
    
        CloseHandle(mt);
    
    sem_i = CreateSemaphore(NULL, 0, 1, NULL);
    sem_fk = CreateSemaphore(NULL, 1, 1, NULL);
    
    th_i = CreateThread( NULL, 0, ThreadProc3, &md[7], 0, NULL);
    th_f = CreateThread( NULL, 0, ThreadProc3, &md[5], 0, NULL); 
    
    WaitForSingleObject(th_f,INFINITE);
    WaitForSingleObject(th_d,INFINITE);
    
    
    th_k = CreateThread( NULL, 0, ThreadProc3, &md[8], 0, NULL);
    th_m = CreateThread( NULL, 0, ThreadProc1, &md[9], 0, NULL);
        
WaitForSingleObject(th_k,INFINITE);
    WaitForSingleObject(th_i,INFINITE);
    WaitForSingleObject(th_g,INFINITE);
    
    th_n = CreateThread( NULL, 0, ThreadProc1, &md[10], 0, NULL);
        WaitForSingleObject(th_m,INFINITE);
    WaitForSingleObject(th_n,INFINITE);
 
 
    CloseHandle(sem_i);
    CloseHandle(sem_fk);
    
    return 0;
}