//

// rimraf.c

//

// Copyright (c) 2013 Stephen Mathieson

// MIT licensed

//

#define _POSIX_C_SOURCE 200809L

// hack

#ifndef S_IFDIR

#define S_IFDIR 0040000

#endif

#include <dirent.h>

#include <stdlib.h>

#include <string.h>

#include <sys/stat.h>

#include <unistd.h>

#include "path-join/path-join.h"

#include "rimraf.h"

/*

 * rm -rf $path

 */

int

rimraf(const char *path) {

  DIR *dir = opendir(path);

  if (NULL == dir) return -1;

  struct dirent *dp = NULL;

  while (NULL != (dp = readdir(dir))) {

    if (0 == strcmp(".", dp->d_name)

        || 0 == strcmp("..", dp->d_name)) continue;

    char *f = path_join(path, dp->d_name);

    if (NULL == f) return -1;

    struct stat s;

    if (0 != stat(f, &s)) return -1;

    if (s.st_mode & S_IFDIR) {

      // rimraf dirs

      if (-1 == rimraf(f)) return -1;

    } else {

      // unlink files

      if (-1 == unlink(f)) return -1;

    }

    free(f);

  }

  free(dp);

  closedir(dir);

  return rmdir(path);

}