// OSTEP Chapter 39, page 17, Reading Directories
//
#include <stdio.h>
#include <dirent.h>
#include <assert.h>

int main(int argc, char *argv[]) {
  DIR *dp = opendir(".");
  assert(dp != NULL);
  struct dirent *d;
  while ((d = readdir(dp)) != NULL) {
    printf("%lu %s\n", (unsigned long) d->d_ino, d->d_name);
  }
  closedir(dp);
  return 0;
}

/*

$ gcc -Wall -o dir dir.c
$ ls -ail
total 24
67287841 drwxr-xr-x  2 perry perry   61 Nov  9 07:08 .
58720575 drwxr-xr-x 10 perry perry   97 Nov  8 12:07 ..
67287843 -rwxr-xr-x  1 perry perry 8376 Nov  9 07:08 dir
67287846 -rw-r--r--  1 perry perry  349 Nov  9 07:08 dir.c
67287842 -rw-r--r--  1 perry perry  148 Nov  8 12:09 getchar.c
58720647 -rw-r--r--  1 perry perry  156 Nov  8 11:58 read.c
$ ./dir
67287841 .
58720575 ..
58720647 read.c
67287842 getchar.c
67287846 dir.c
67287843 dir
$

*/