/* mydir.c : msdos - dir-Befehl: */
#include <sys/types.h>
#include <sys/stat.h>
#include <time.h>
#include <stdio.h>
#include <dirent.h>

int main() {
   struct stat statbuffer; 
   struct dirent * direntry; /* data structure for dir-entries*/
   char * p;
   char * directory = ".";
   int inode;
   unsigned long int size = 0;
   DIR * dir; /* stream handle for dir */

   if (stat(directory, &statbuffer) < 0) {
         perror("stat error with '.'");
         exit(1);
   }
   if ( (statbuffer.st_mode & S_IFMT) != S_IFDIR) {
         perror(". no directory?");
         exit(2);
   }
   inode = statbuffer.st_ino;
   printf("Inode of actual directory: %d\n", inode);

   /* open directory */
   dir = opendir(directory);
   while( (direntry = readdir(dir))!=NULL) {
      printf("%s\n", direntry->d_name);
      if (stat(direntry->d_name, &statbuffer) < 0) {
         perror("stat error occured - ");
         exit(1);
      }
      size += statbuffer.st_size;

      printf("\tlast access:       %s",
             ctime(&statbuffer.st_atime) );
      printf("\tlast modification: %s",
             ctime(&statbuffer.st_mtime) );
      printf("\tlast change:       %s", 
             ctime(&statbuffer.st_ctime) );

      switch (statbuffer.st_mode & S_IFMT) {
         case S_IFDIR: p = "directory"; break;
         case S_IFCHR: p = "char special"; break;
         case S_IFBLK: p = "block special"; break;
         case S_IFREG: p = "regular"; break;
         case S_IFLNK: p = "sym link"; break ;
         case S_IFSOCK: p = "socket"; break;
         case S_IFIFO: p = "fifo"; break;
         default: p = "UNKNOWN"; break;
      }
      printf("\ttype:              %s\n", p);
   }
   printf("Size overall: %ld Bytes\n", size);
   exit(0);
}