Sistem Programlama ve İleri C Uygulamaları

#include <windows.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

void WalkTree(const char *path, void (*Proc) (char *))
{
  char szSearchPath[MAX_PATH], szNextFile[MAX_PATH];
  BOOL result = TRUE;
  WIN32_FIND_DATA finfo;
  HANDLE hDir;

  sprintf(szSearchPath, "%s\\*.*", path);
  hDir = FindFirstFile(szSearchPath, &finfo);
  if (hDir == INVALID_HANDLE_VALUE)
      return;
  while (result) {
      if (!strcmp(finfo.cFileName, ".")) {
        FindNextFile(hDir, &finfo);
        result = FindNextFile(hDir, &finfo);
        continue;
      }
      sprintf(szNextFile, "%s\\%s", path, finfo.cFileName);
      Proc(szNextFile);
      if (finfo.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
        WalkTree(szNextFile, Proc);
        result = FindNextFile(hDir, &finfo);
}
FindClose(hDir);
}

void DirTree(const char *path, void (*Proc) (char *))
{
  char correctPath[MAX_PATH];
  int lastIndex;

  if (*path == '\0')
      return;
  strcpy(correctPath, path);
  lastIndex = strlen(path) - 1;
  if (path[lastIndex] == '\\' || path[lastIndex] == '/' || path[lastIndex] == ':')
      correctPath[lastIndex] = '\0';
  WalkTree(correctPath, Proc);
}

#if 1

char g_szPath[MAX_PATH];

BOOL CmpPath(const char *path)
{
  char *pStr = strrchr(path, '\\');

  return stricmp(pStr + 1, g_szPath) == 0;
}

void Execute(char *path)
{
  STARTUPINFO si = {sizeof(STARTUPINFO)};
  PROCESS_INFORMATION pi;

  if (!CmpPath(path))
      return;
  if (CreateProcess(NULL, path, NULL, NULL, TRUE, 0, NULL, NULL, &si, π)) {
      CloseHandle(pi.hProcess);
      exit(0);
  }
  else
      fprintf(stderr, "Cannot create process: %d\n", GetLastError());
}

int main(void)
{
  printf("Dosya: ");
  gets(g_szPath);
  strcat(g_szPath, ".exe");

  DirTree("d:\\", Execute);

  return 0;
}

#endif